ghc/docs/users_guide/flags.sgml

   1   <sect1 id="flag-reference">
   2     <title>Flag reference</title>
   3
   4     <para>This section is a quick-reference for GHC's command-line
   5     flags.  For each flag, we also list its static/dynamic status (see
   6     <xref linkend="static-dynamic-flags">), and the flag's opposite
   7     (if available).</para>
   8
   9     <sect2>
  10       <title>Help and verbosity options (<xref linkend="options-help">)</title>
  11
  12       <informaltable>
  13         <tgroup cols=3 align=left colsep=1 rowsep=1>
  14           <thead>
  15             <row>
  16               <entry>Flag</entry>
  17               <entry>Description</entry>
  18               <entry>Static/Dynamic</entry>
  19               <entry>Reverse</entry>
  20             </row>
  21           </thead>
  22           <tbody>
  23             <row>
  24               <entry><option>-?</option></entry>
  25               <entry>help</entry>
  26               <entry>static</entry>
  27               <entry>-</entry>
  28             </row>
  29             <row>
  30               <entry><option>-help</option></entry>
  31               <entry>help</entry>
  32               <entry>static</entry>
  33               <entry>-</entry>
  34             </row>
  35             <row>
  36               <entry><option>-v</option></entry>
  37               <entry>verbose mode (equivalent to <option>-v3</option>)</entry>
  38               <entry>dynamic</entry>
  39               <entry>-</entry>
  40             </row>
  41             <row>
  42               <entry><option>-v</option><replaceable>n</replaceable></entry>
  43               <entry>set verbosity level</entry>
  44               <entry>dynamic</entry>
  45               <entry>-</entry>
  46             </row>
  47             <row>
  48               <entry><option>-V</option></entry>
  49               <entry>display GHC version</entry>
  50               <entry>static</entry>
  51               <entry>-</entry>
  52             </row>
  53             <row>
  54               <entry><option>&ndash;&ndash;version</option></entry>
  55               <entry>display GHC version</entry>
  56               <entry>static</entry>
  57               <entry>-</entry>
  58             </row>
  59             <row>
  60               <entry><option>&ndash;&ndash;numeric-version</option></entry>
  61               <entry>display GHC version (numeric only)</entry>
  62               <entry>static</entry>
  63               <entry>-</entry>
  64             </row>
  65             <row>
  66               <entry><option>&ndash;&ndash;print-libdir</option></entry>
  67               <entry>display GHC library directory</entry>
  68               <entry>static</entry>
  69               <entry>-</entry>
  70             </row>
  71           </tbody>
  72         </tgroup>
  73       </informaltable>
  74
  75     </sect2>
  76     <sect2>
  77       <title>Which phases to run (<xref linkend="options-order">)</title>
  78
  79       <informaltable>
  80         <tgroup cols=3 align=left colsep=1 rowsep=1>
  81           <thead>
  82             <row>
  83               <entry>Flag</entry>
  84               <entry>Description</entry>
  85               <entry>Static/Dynamic</entry>
  86               <entry>Reverse</entry>
  87             </row>
  88           </thead>
  89           <tbody>
  90             <row>
  91               <entry><option>-E</option></entry>
  92               <entry>Stop after preprocessing (<literal>.hspp</literal> file)</entry>
  93               <entry>static</entry>
  94               <entry>-</entry>
  95             </row>
  96             <row>
  97               <entry><option>-C</option></entry>
  98               <entry>Stop after generating C (<literal>.hc</literal> file)</entry>
  99               <entry>static</entry>
 100               <entry>-</entry>
 101             </row>
 102             <row>
 103               <entry><option>-S</option></entry>
 104               <entry>Stop after generating assembly (<literal>.s</literal> file)</entry>
 105               <entry>static</entry>
 106               <entry>-</entry>
 107             </row>
 108             <row>
 109               <entry><option>-c</option></entry>
 110               <entry>Stop after compiling to object code (<literal>.o</literal> file)</entry>
 111               <entry>static</entry>
 112               <entry>-</entry>
 113             </row>
 114           </tbody>
 115         </tgroup>
 116       </informaltable>
 117     </sect2>
 118
 119     <sect2>
 120       <title>Redirecting output (<xref linkend="options-output">)</title>
 121
 122       <informaltable>
 123         <tgroup cols=3 align=left colsep=1 rowsep=1>
 124           <thead>
 125             <row>
 126               <entry>Flag</entry>
 127               <entry>Description</entry>
 128               <entry>Static/Dynamic</entry>
 129               <entry>Reverse</entry>
 130             </row>
 131           </thead>
 132           <tbody>
 133             <row>
 134               <entry><option>-hcsuf</option> <replaceable>suffix</replaceable></entry>
 135               <entry>set the suffix to use for intermediate C files</entry>
 136               <entry>static</entry>
 137               <entry>-</entry>
 138             </row>
 139             <row>
 140               <entry><option>-hidir</option> <replaceable>dir</replaceable></entry>
 141               <entry>set directory for interface files</entry>
 142               <entry>static</entry>
 143               <entry>-</entry>
 144             </row>
 145             <row>
 146               <entry><option>-hisuf</option> <replaceable>suffix</replaceable></entry>
 147               <entry>set the suffix to use for interface files</entry>
 148               <entry>static</entry>
 149               <entry>-</entry>
 150             </row>
 151             <row>
 152               <entry><option>-o</option> <replaceable>filename</replaceable></entry>
 153               <entry>set output filename</entry>
 154               <entry>static</entry>
 155               <entry>-</entry>
 156             </row>
 157             <row>
 158               <entry><option>-odir</option> <replaceable>dir</replaceable></entry>
 159               <entry>set output directory</entry>
 160               <entry>static</entry>
 161               <entry>-</entry>
 162             </row>
 163             <row>
 164               <entry><option>-ohi</option> <replaceable>filename</replaceable></entry>
 165               <entry>set the filename in which to put the interface</entry>
 166               <entry>static</entry>
 167               <entry></entry>
 168             </row>
 169             <row>
 170               <entry><option>-osuf</option> <replaceable>suffix</replaceable></entry>
 171               <entry>set the output file suffix</entry>
 172               <entry>static</entry>
 173               <entry>-</entry>
 174             </row>
 175           </tbody>
 176         </tgroup>
 177       </informaltable>
 178     </sect2>
 179
 180     <sect2>
 181       <title>Keeping intermediate files (<xref linkend="keeping-intermediates">)</title>
 182
 183       <informaltable>
 184         <tgroup cols=3 align=left colsep=1 rowsep=1>
 185           <thead>
 186             <row>
 187               <entry>Flag</entry>
 188               <entry>Description</entry>
 189               <entry>Static/Dynamic</entry>
 190               <entry>Reverse</entry>
 191             </row>
 192           </thead>
 193           <tbody>
 194             <row>
 195               <entry><option>-keep-hc-file</option></entry>
 196               <entry>retain intermediate <literal>.hc</literal> files</entry>
 197               <entry>static</entry>
 198               <entry>-</entry>
 199             </row>
 200             <row>
 201               <entry><option>-keep-s-file</option></entry>
 202               <entry>retain intermediate <literal>.s</literal> files</entry>
 203               <entry>static</entry>
 204               <entry>-</entry>
 205             </row>
 206             <row>
 207               <entry><option>-keep-raw-s-file</option></entry>
 208               <entry>retain intermediate <literal>.raw_s</literal> files</entry>
 209               <entry>static</entry>
 210               <entry>-</entry>
 211             </row>
 212             <row>
 213               <entry><option>-keep-tmp-files</option></entry>
 214               <entry>retain all intermediate temporary files</entry>
 215               <entry>static</entry>
 216               <entry>-</entry>
 217             </row>
 218           </tbody>
 219         </tgroup>
 220       </informaltable>
 221     </sect2>
 222
 223     <sect2>
 224       <title>Temporary files (<xref linkend="temp-files">)</title>
 225
 226       <informaltable>
 227         <tgroup cols=3 align=left colsep=1 rowsep=1>
 228           <thead>
 229             <row>
 230               <entry>Flag</entry>
 231               <entry>Description</entry>
 232               <entry>Static/Dynamic</entry>
 233               <entry>Reverse</entry>
 234             </row>
 235           </thead>
 236           <tbody>
 237             <row>
 238               <entry><option>-tmpdir</option></entry>
 239               <entry>set the directory for temporary files</entry>
 240               <entry>static</entry>
 241               <entry>-</entry>
 242             </row>
 243           </tbody>
 244         </tgroup>
 245       </informaltable>
 246     </sect2>
 247
 248     <sect2>
 249       <title>Finding imports (<xref linkend="search-path">)</title>
 250
 251       <informaltable>
 252         <tgroup cols=3 align=left colsep=1 rowsep=1>
 253           <thead>
 254             <row>
 255               <entry>Flag</entry>
 256
 257               <entry>Description</entry>
 258               <entry>Static/Dynamic</entry>
 259               <entry>Reverse</entry>
 260             </row>
 261           </thead>
 262           <tbody>
 263             <row>
 264               <entry><option>-i</option><replaceable>dir1</replaceable>:<replaceable>dir2</replaceable>:...</entry>
 265               <entry>add <replaceable>dir</replaceable>,
 266                   <replaceable>dir2</replaceable>, etc. to import path</entry>
 267               <entry>static</entry>
 268               <entry>-</entry>
 269             </row>
 270             <row>
 271               <entry><option>-i</option></entry>
 272               <entry>Empty the import directory list</entry>
 273               <entry>static</entry>
 274               <entry>-</entry>
 275             </row>
 276           </tbody>
 277         </tgroup>
 278       </informaltable>
 279     </sect2>
 280
 281     <sect2>
 282       <title>Interface file options (<xref linkend="hi-options">)</title>
 283
 284       <informaltable>
 285         <tgroup cols=3 align=left colsep=1 rowsep=1>
 286           <thead>
 287             <row>
 288               <entry>Flag</entry>
 289
 290               <entry>Description</entry>
 291               <entry>Static/Dynamic</entry>
 292               <entry>Reverse</entry>
 293             </row>
 294           </thead>
 295           <tbody>
 296             <row>
 297               <entry><option>-ddump-hi</option></entry>
 298               <entry>Dump the new interface to stdout</entry>
 299               <entry>dynamic</entry>
 300               <entry>-</entry>
 301             </row>
 302             <row>
 303               <entry><option>-ddump-hi-diffs</option></entry>
 304               <entry>Show the differences vs. the old interface</entry>
 305               <entry>dynamic</entry>
 306               <entry>-</entry>
 307             </row>
 308             <row>
 309               <entry><option>-ddump-minimal-imports</option></entry>
 310               <entry>Dump a minimal set of imports</entry>
 311               <entry>dynamic</entry>
 312               <entry>-</entry>
 313             </row>
 314             <row>
 315               <entry><option>--show-iface</option> <replaceable>file</replaceable></entry>
 316               <entry>Read the interface in
 317               <replaceable>file</replaceable> and dump it as text to
 318               <literal>stdout</literal>.</entry>
 319               <entry>static</entry>
 320               <entry>-</entry>
 321             </row>
 322           </tbody>
 323         </tgroup>
 324       </informaltable>
 325     </sect2>
 326
 327     <sect2>
 328       <title>Recompilation checking (<xref linkend="recomp">)</title>
 329
 330       <informaltable>
 331         <tgroup cols=3 align=left colsep=1 rowsep=1>
 332           <thead>
 333             <row>
 334               <entry>Flag</entry>
 335
 336               <entry>Description</entry>
 337               <entry>Static/Dynamic</entry>
 338               <entry>Reverse</entry>
 339             </row>
 340           </thead>
 341           <tbody>
 342             <row>
 343               <entry><option>-no-recomp</option></entry>
 344               <entry>Turn off recompilation checking</entry>
 345               <entry>static</entry>
 346               <entry><option>-recomp</option></entry>
 347             </row>
 348           </tbody>
 349         </tgroup>
 350       </informaltable>
 351     </sect2>
 352
 353     <sect2>
 354       <title>Interactive-mode options (<xref linkend="ghci-dot-files">)</title>
 355
 356       <informaltable>
 357         <tgroup cols=3 align=left colsep=1 rowsep=1>
 358           <thead>
 359             <row>
 360               <entry>Flag</entry>
 361               <entry>Description</entry>
 362               <entry>Static/Dynamic</entry>
 363               <entry>Reverse</entry>
 364             </row>
 365           </thead>
 366           <tbody>
 367             <row>
 368               <entry><option>-ignore-dot-ghci</option></entry>
 369               <entry>Disable reading of <filename>.ghci</filename> files</entry>
 370               <entry>static</entry>
 371               <entry>-</entry>
 372             </row>
 373             <row>
 374               <entry><option>-read-dot-ghci</option></entry>
 375               <entry>Enable reading of <filename>.ghci</filename> files</entry>
 376               <entry>static</entry>
 377               <entry>-</entry>
 378             </row>
 379           </tbody>
 380         </tgroup>
 381       </informaltable>
 382     </sect2>
 383
 384     <sect2>
 385       <title>Packages (<xref linkend="packages">)</title>
 386       <informaltable>
 387         <tgroup cols=3 align=left colsep=1 rowsep=1>
 388           <thead>
 389             <row>
 390               <entry>Flag</entry>
 391               <entry>Description</entry>
 392               <entry>Static/Dynamic</entry>
 393               <entry>Reverse</entry>
 394             </row>
 395           </thead>
 396           <tbody>
 397             <row>
 398               <entry><option>-package</option> <replaceable>name</replaceable></entry>
 399               <entry>Use package <replaceable>name</replaceable></entry>
 400               <entry>static</entry>
 401               <entry>-</entry>
 402             </row>
 403             <row>
 404               <entry><option>-package-conf</option> <replaceable>file</replaceable></entry>
 405               <entry>Load more packages from <replaceable>file</replaceable></entry>
 406               <entry>static</entry>
 407               <entry>-</entry>
 408             </row>
 409             <row>
 410               <entry><option>-package-name</option> <replaceable>name</replaceable></entry>
 411               <entry>Compile code for package <replaceable>name</replaceable></entry>
 412               <entry>static</entry>
 413               <entry>-</entry>
 414             </row>
 415           </tbody>
 416         </tgroup>
 417       </informaltable>
 418     </sect2>
 419
 420     <sect2>
 421       <title>Language options (<xref linkend="options-language">)</title>
 422
 423       <informaltable>
 424         <tgroup cols=3 align=left colsep=1 rowsep=1>
 425           <thead>
 426             <row>
 427               <entry>Flag</entry>
 428               <entry>Description</entry>
 429               <entry>Static/Dynamic</entry>
 430               <entry>Reverse</entry>
 431             </row>
 432           </thead>
 433           <tbody>
 434             <row>
 435               <entry><option>-fallow-overlapping-instances</option></entry>
 436               <entry>Enable overlapping instances</entry>
 437               <entry>dynamic</entry>
 438               <entry><option>-fno-allow-overlapping-instances</option></entry>
 439             </row>
 440             <row>
 441               <entry><option>-farrows</option></entry>
 442               <entry>Enable arrow notation extension</entry>
 443               <entry>dynamic</entry>
 444               <entry><option>-fno-arrows</option></entry>
 445             </row>
 446             <row>
 447               <entry><option>-fallow-undecidable-instances</option></entry>
 448               <entry>Enable undecidable instances</entry>
 449               <entry>dynamic</entry>
 450               <entry><option>-fno-allow-undecidable-instances</option></entry>
 451             </row>
 452             <row>
 453               <entry><option>-fcontext-stack</option><replaceable>n</replaceable></entry>
 454               <entry>set the limit for context reduction</entry>
 455               <entry>dynamic</entry>
 456               <entry><option>-</option></entry>
 457             </row>
 458             <row>
 459               <entry><option>-ffi</option> or <option>-fffi</option></entry>
 460               <entry>Enable foreign function interface (implied by
 461               <option>-fglasgow-exts</option>)</entry>
 462               <entry>dynamic</entry>
 463               <entry><option>-fno-ffi</option></entry>
 464             </row>
 465             <row>
 466               <entry><option>-fgenerics</option></entry>
 467               <entry>Enable generics</entry>
 468               <entry>dynamic</entry>
 469               <entry><option>-fno-fgenerics</option></entry>
 470             </row>
 471             <row>
 472               <entry><option>-fglasgow-exts</option></entry>
 473               <entry>Enable most language extensions</entry>
 474               <entry>dynamic</entry>
 475               <entry><option>-fno-glasgow-exts</option></entry>
 476             </row>
 477             <row>
 478               <entry><option>-fignore-asserts</option></entry>
 479               <entry>Ignore assertions</entry>
 480               <entry>dynamic</entry>
 481               <entry><option>-fno-ignore-asserts</option></entry>
 482             </row>
 483             <row>
 484               <entry><option>-fimplicit-params</option></entry>
 485               <entry>Enable Implicit Parameters</entry>
 486               <entry>dynamic</entry>
 487               <entry><option>-fno-implicit-params</option></entry>
 488             </row>
 489             <row>
 490               <entry><option>-firrefutable-tuples</option></entry>
 491               <entry>Make tuple pattern matching irrefutable</entry>
 492               <entry>dynamic</entry>
 493               <entry><option>-fno-irrefutable-tuples</option></entry>
 494             </row>
 495             <row>
 496               <entry><option>-fno-implicit-prelude</option></entry>
 497               <entry>Don't implicitly <literal>import Prelude</literal></entry>
 498               <entry>dynamic</entry>
 499               <entry>-</entry>
 500             </row>
 501             <row>
 502               <entry><option>-fno-monomorphism-restriction</option></entry>
 503               <entry>Disable the monomorphism restriction</entry>
 504               <entry>dynamic</entry>
 505               <entry><option>-</option></entry>
 506             </row>
 507             <row>
 508               <entry><option>-fth</option></entry>
 509               <entry>Enable Template Haskell</entry>
 510               <entry>dynamic</entry>
 511               <entry><option>-fno-th</option></entry>
 512             </row>
 513           </tbody>
 514         </tgroup>
 515       </informaltable>
 516     </sect2>
 517
 518     <sect2>
 519       <title>Warnings (<xref linkend="options-sanity">)</title>
 520
 521     <informaltable>
 522       <tgroup cols=3 align=left colsep=1 rowsep=1>
 523         <thead>
 524           <row>
 525             <entry>Flag</entry>
 526             <entry>Description</entry>
 527             <entry>Static/Dynamic</entry>
 528             <entry>Reverse</entry>
 529           </row>
 530         </thead>
 531         <tbody>
 532           <row>
 533             <entry><option>-W</option></entry>
 534             <entry>enable normal warnings</entry>
 535             <entry>dynamic</entry>
 536             <entry><option>-w</option></entry>
 537           </row>
 538           <row>
 539             <entry><option>-w</option></entry>
 540             <entry>disable all warnings</entry>
 541             <entry>dynamic</entry>
 542             <entry>-</entry>
 543           </row>
 544           <row>
 545             <entry><option>-Wall</option></entry>
 546             <entry>enable all warnings</entry>
 547             <entry>dynamic</entry>
 548             <entry><option>-w</option></entry>
 549           </row>
 550           <row>
 551             <entry><option>-Werror</option></entry>
 552             <entry>make warnings fatal</entry>
 553             <entry>dynamic</entry>
 554             <entry></entry>
 555           </row>
 556
 557           <row>
 558             <entry><option>-fwarn-deprecations</option></entry>
 559             <entry>warn about uses of functions & types that are deprecated</entry>
 560             <entry>dynamic</entry>
 561             <entry><option>-fno-warn-deprecations</option></entry>
 562           </row>
 563
 564           <row>
 565             <entry><option>-fwarn-duplicate-exports</option></entry>
 566             <entry>warn when an entity is exported multiple times</entry>
 567             <entry>dynamic</entry>
 568             <entry><option>-fno-warn-duplicate-exports</option></entry>
 569           </row>
 570
 571           <row>
 572             <entry><option>-fwarn-hi-shadowing</option></entry>
 573             <entry>warn when a <literal>.hi</literal> file in the
 574             current directory shadows a library</entry>
 575             <entry>dynamic</entry>
 576             <entry><option>-fno-warn-hi-shadowing</option></entry>
 577           </row>
 578
 579           <row>
 580             <entry><option>-fwarn-incomplete-patterns</option></entry>
 581             <entry>warn when a pattern match could fail</entry>
 582             <entry>dynamic</entry>
 583             <entry><option>-fno-warn-incomplete-patterns</option></entry>
 584           </row>
 585
 586           <row>
 587             <entry><option>-fwarn-misc</option></entry>
 588             <entry>enable miscellaneous warnings</entry>
 589             <entry>dynamic</entry>
 590             <entry><option>-fno-warn-misc</option></entry>
 591           </row>
 592
 593           <row>
 594             <entry><option>-fwarn-missing-fields</option></entry>
 595             <entry>warn when fields of a record are uninitialised</entry>
 596             <entry>dynamic</entry>
 597             <entry><option>-fno-warn-missing-fields</option></entry>
 598           </row>
 599
 600           <row>
 601             <entry><option>-fwarn-missing-methods</option></entry>
 602             <entry>warn when class methods are undefined</entry>
 603             <entry>dynamic</entry>
 604             <entry><option>-fno-warn-missing-methods</option></entry>
 605           </row>
 606
 607           <row>
 608             <entry><option>-fwarn-missing-signatures</option></entry>
 609             <entry>warn about top-level functions without signatures</entry>
 610             <entry>dynamic</entry>
 611             <entry><option>-fno-warn-missing-signatures</option></entry>
 612           </row>
 613
 614           <row>
 615             <entry><option>-fwarn-name-shadowing</option></entry>
 616             <entry>warn when names are shadowed</entry>
 617             <entry>dynamic</entry>
 618             <entry><option>-fno-warn-name-shadowing</option></entry>
 619           </row>
 620
 621           <row>
 622             <entry><option>-fwarn-overlapping-patterns</option></entry>
 623             <entry>warn about overlapping patterns</entry>
 624             <entry>dynamic</entry>
 625             <entry><option>-fno-warn-overlapping-patterns</option></entry>
 626           </row>
 627
 628           <row>
 629             <entry><option>-fwarn-simple-patterns</option></entry>
 630             <entry>warn about lambda-patterns that can fail</entry>
 631             <entry>dynamic</entry>
 632             <entry><option>-fno-warn-simple-patterns</option></entry>
 633           </row>
 634
 635           <row>
 636             <entry><option>-fwarn-type-defaults</option></entry>
 637             <entry>warn when defaulting happens</entry>
 638             <entry>dynamic</entry>
 639             <entry><option>-fno-warn-type-defaults</option></entry>
 640           </row>
 641
 642           <row>
 643             <entry><option>-fwarn-unused-binds</option></entry>
 644             <entry>warn about bindings that are unused</entry>
 645             <entry>dynamic</entry>
 646             <entry><option>-fno-warn-unused-binds</option></entry>
 647           </row>
 648
 649           <row>
 650             <entry><option>-fwarn-unused-imports</option></entry>
 651             <entry>warn about unnecessary imports</entry>
 652             <entry>dynamic</entry>
 653             <entry><option>-fno-warn-unused-imports</option></entry>
 654           </row>
 655
 656           <row>
 657             <entry><option>-fwarn-unused-matches</option></entry>
 658             <entry>warn about variables in patterns that aren't used</entry>
 659             <entry>dynamic</entry>
 660             <entry><option>-fno-warn-unused-matches</option></entry>
 661           </row>
 662
 663           </tbody>
 664         </tgroup>
 665       </informaltable>
 666
 667     </sect2>
 668     <sect2>
 669       <title>Optimisation levels (<xref linkend="options-optimise">)</title>
 670
 671       <informaltable>
 672         <tgroup cols=3 align=left colsep=1 rowsep=1>
 673           <thead>
 674             <row>
 675               <entry>Flag</entry>
 676               <entry>Description</entry>
 677               <entry>Static/Dynamic</entry>
 678               <entry>Reverse</entry>
 679             </row>
 680           </thead>
 681           <tbody>
 682             <row>
 683               <entry><option>-O</option></entry>
 684               <entry>Enable default optimisation (level 1)</entry>
 685               <entry>dynamic</entry>
 686               <entry><option>-O0</option></entry>
 687             </row>
 688             <row>
 689               <entry><option>-O</option><replaceable>n</replaceable></entry>
 690               <entry>Set optimisation level <replaceable>n</replaceable></entry>
 691               <entry>dynamic</entry>
 692               <entry><option>-O0</option></entry>
 693             </row>
 694           </tbody>
 695         </tgroup>
 696       </informaltable>
 697
 698     </sect2>
 699     <sect2>
 700       <title>Individual optimisations (<xref linkend="options-f">)</title>
 701
 702       <informaltable>
 703         <tgroup cols=3 align=left colsep=1 rowsep=1>
 704           <thead>
 705             <row>
 706               <entry>Flag</entry>
 707               <entry>Description</entry>
 708               <entry>Static/Dynamic</entry>
 709               <entry>Reverse</entry>
 710             </row>
 711           </thead>
 712           <tbody>
 713             <row>
 714               <entry><option>-fcase-merge</option></entry>
 715               <entry>Enable case-merging</entry>
 716               <entry>dynamic</entry>
 717               <entry><option>-fno-case-merge</option></entry>
 718             </row>
 719
 720             <row>
 721               <entry><option>-fdicts-strict</option></entry>
 722               <entry>Make dictionaries strict</entry>
 723               <entry>static</entry>
 724               <entry><option>-fno-dicts-strict</option></entry>
 725             </row>
 726
 727             <row>
 728               <entry><option>-fdo-eta-reduction</option></entry>
 729               <entry>Enable eta-reduction</entry>
 730               <entry>dynamic</entry>
 731               <entry><option>-fno-do-eta-reduction</option></entry>
 732             </row>
 733
 734             <row>
 735               <entry><option>-fdo-lambda-eta-expansion</option></entry>
 736               <entry>Enable lambda eta-reduction</entry>
 737               <entry>dynamic</entry>
 738               <entry><option>-fno-do-lambda-eta-expansion</option></entry>
 739             </row>
 740
 741             <row>
 742               <entry><option>-fexcess-precision</option></entry>
 743               <entry>Enable excess intermediate precision</entry>
 744               <entry>static</entry>
 745               <entry><option>-fno-excess-precision</option></entry>
 746             </row>
 747
 748             <row>
 749               <entry><option>-frules-off</option></entry>
 750               <entry>Switch off all rewrite rules (including rules
 751               generated by automatic specialisation of overloaded functions)</entry>
 752               <entry>static</entry>
 753               <entry><option>-frules-off</option></entry>
 754             </row>
 755
 756             <row>
 757               <entry><option>-fignore-asserts</option></entry>
 758               <entry>Ignore assertions in the source</entry>
 759               <entry>static</entry>
 760               <entry><option>-fno-ignore-asserts</option></entry>
 761             </row>
 762
 763             <row>
 764               <entry><option>-fignore-interface-pragmas</option></entry>
 765               <entry>Ignore pragmas in interface files</entry>
 766               <entry>static</entry>
 767               <entry><option>-fno-ignore-interface-pragmas</option></entry>
 768             </row>
 769
 770             <row>
 771               <entry><option>-fliberate-case-threshold</option></entry>
 772               <entry>Tweak the liberate-case optimisation (default: 10)</entry>
 773               <entry>static</entry>
 774               <entry><option>-fno-liberate-case-threshold</option></entry>
 775             </row>
 776
 777             <row>
 778               <entry><option>-fomit-interface-pragmas</option></entry>
 779               <entry>Don't generate interface pragmas</entry>
 780               <entry>dynamic</entry>
 781               <entry><option>-fno-omit-interface-pragmas</option></entry>
 782             </row>
 783
 784             <row>
 785               <entry><option>-fmax-worker-args</option></entry>
 786               <entry>If a worker has that many arguments, none will be
 787                 unpacked anymore (default: 10)</entry>
 788               <entry>static</entry>
 789               <entry>-</entry>
 790             </row>
 791
 792             <row>
 793               <entry><option>-fmax-simplifier-iterations</option></entry>
 794               <entry>Set the max iterations for the simplifier</entry>
 795               <entry>dynamic</entry>
 796               <entry>-</entry>
 797             </row>
 798
 799             <row>
 800               <entry><option>-fno-cpr</option></entry>
 801               <entry>Turn off CPR analysis</entry>
 802               <entry>static</entry>
 803               <entry>-</entry>
 804             </row>
 805
 806             <row>
 807               <entry><option>-fno-cse</option></entry>
 808               <entry>Turn off common sub-expression</entry>
 809               <entry>dynamic</entry>
 810               <entry>-</entry>
 811             </row>
 812
 813             <row>
 814               <entry><option>-fno-full-laziness</option></entry>
 815               <entry>Turn off full laziness (floating bindings outwards)</entry>
 816               <entry>dynamic</entry>
 817               <entry>-</entry>
 818             </row>
 819
 820             <row>
 821               <entry><option>-fno-pre-inlining</option></entry>
 822               <entry>Turn off pre-inlining</entry>
 823               <entry>static</entry>
 824               <entry>-</entry>
 825             </row>
 826
 827             <row>
 828               <entry><option>-fno-strictness</option></entry>
 829               <entry>Turn off strictness analysis</entry>
 830               <entry>dynamic</entry>
 831               <entry>-</entry>
 832             </row>
 833
 834             <row>
 835               <entry><option>-fnumbers-strict</option></entry>
 836               <entry>Make numbers strict</entry>
 837               <entry>dynamic</entry>
 838               <entry><option>-fno-numbers-strict</option></entry>
 839             </row>
 840
 841             <row>
 842               <entry><option>-funbox-strict-fields</option></entry>
 843               <entry>Flatten strict constructor fields</entry>
 844               <entry>dynamic</entry>
 845               <entry><option>-fno-unbox-strict-fields</option></entry>
 846             </row>
 847
 848             <row>
 849               <entry><option>-funfolding-creation-threshold</option></entry>
 850               <entry>Tweak unfolding settings</entry>
 851               <entry>static</entry>
 852               <entry><option>-fno-unfolding-creation-threshold</option></entry>
 853             </row>
 854
 855             <row>
 856               <entry><option>-funfolding-fun-discount</option></entry>
 857               <entry>Tweak unfolding settings</entry>
 858               <entry>static</entry>
 859               <entry><option>-fno-unfolding-fun-discount</option></entry>
 860             </row>
 861
 862             <row>
 863               <entry><option>-funfolding-keeness-factor</option></entry>
 864               <entry>Tweak unfolding settings</entry>
 865               <entry>static</entry>
 866               <entry><option>-fno-unfolding-keeness-factor</option></entry>
 867             </row>
 868
 869             <row>
 870               <entry><option>-funfolding-update-in-place</option></entry>
 871               <entry>Tweak unfolding settings</entry>
 872               <entry>static</entry>
 873               <entry><option>-fno-unfolding-update-in-place</option></entry>
 874             </row>
 875
 876             <row>
 877               <entry><option>-funfolding-use-threshold</option></entry>
 878               <entry>Tweak unfolding settings</entry>
 879               <entry>static</entry>
 880               <entry><option>-fno-unfolding-use-threshold</option></entry>
 881             </row>
 882           </tbody>
 883         </tgroup>
 884       </informaltable>
 885     </sect2>
 886
 887     <sect2>
 888       <title>Profiling options (<xref linkend="profiling">)</title>
 889
 890       <informaltable>
 891         <tgroup cols=3 align=left colsep=1 rowsep=1>
 892           <thead>
 893             <row>
 894               <entry>Flag</entry>
 895               <entry>Description</entry>
 896               <entry>Static/Dynamic</entry>
 897               <entry>Reverse</entry>
 898             </row>
 899           </thead>
 900           <tbody>
 901             <row>
 902               <entry><option>-auto</option></entry>
 903               <entry>Auto-add <literal>_scc_</literal>s to all
 904               exported functions</entry>
 905               <entry>static</entry>
 906               <entry><option>-no-auto</option></entry>
 907             </row>
 908             <row>
 909               <entry><option>-auto-all</option></entry>
 910               <entry>Auto-add <literal>_scc_</literal>s to all
 911               top-level functions</entry>
 912               <entry>static</entry>
 913               <entry><option>-no-auto-all</option></entry>
 914             </row>
 915             <row>
 916               <entry><option>-auto-dicts</option></entry>
 917               <entry>Auto-add <literal>_scc_</literal>s to all dictionaries</entry>
 918               <entry>static</entry>
 919               <entry><option>-no-auto-dicts</option></entry>
 920             </row>
 921             <row>
 922               <entry><option>-caf-all</option></entry>
 923               <entry>Auto-add <literal>_scc_</literal>s to all CAFs</entry>
 924               <entry>static</entry>
 925               <entry><option>-no-caf-all</option></entry>
 926             </row>
 927             <row>
 928               <entry><option>-prof</option></entry>
 929               <entry>Turn on profiling</entry>
 930               <entry>static</entry>
 931               <entry>-</entry>
 932             </row>
 933             <row>
 934               <entry><option>-ticky</option></entry>
 935               <entry>Turn on ticky-ticky profiling</entry>
 936               <entry>static</entry>
 937               <entry>-</entry>
 938             </row>
 939           </tbody>
 940         </tgroup>
 941       </informaltable>
 942     </sect2>
 943
 944     <sect2>
 945       <title>Parallelism options (<xref linkend="sec-using-parallel">)</title>
 946
 947       <informaltable>
 948         <tgroup cols=3 align=left colsep=1 rowsep=1>
 949           <thead>
 950             <row>
 951               <entry>Flag</entry>
 952               <entry>Description</entry>
 953               <entry>Static/Dynamic</entry>
 954               <entry>Reverse</entry>
 955             </row>
 956           </thead>
 957           <tbody>
 958             <row>
 959               <entry><option>-gransim</option></entry>
 960               <entry>Enable GRANSIM</entry>
 961               <entry>static</entry>
 962               <entry>-</entry>
 963             </row>
 964             <row>
 965               <entry><option>-parallel</option></entry>
 966               <entry>Enable Parallel Haskell</entry>
 967               <entry>static</entry>
 968               <entry>-</entry>
 969             </row>
 970             <row>
 971               <entry><option>-smp</option></entry>
 972               <entry>Enable SMP support</entry>
 973               <entry>static</entry>
 974               <entry>-</entry>
 975             </row>
 976           </tbody>
 977         </tgroup>
 978       </informaltable>
 979     </sect2>
 980
 981     <sect2>
 982       <title>C pre-processor options (<xref linkend="c-pre-processor">)</title>
 983
 984       <informaltable>
 985         <tgroup cols=3 align=left colsep=1 rowsep=1>
 986           <thead>
 987             <row>
 988               <entry>Flag</entry>
 989               <entry>Description</entry>
 990               <entry>Static/Dynamic</entry>
 991               <entry>Reverse</entry>
 992             </row>
 993           </thead>
 994           <tbody>
 995             <row>
 996               <entry><option>-cpp</option></entry>
 997               <entry>Run the C pre-processor on Haskell source files</entry>
 998               <entry>dynamic</entry>
 999               <entry>-</entry>
1000             </row>
1001             <row>
1002               <entry><option>-D</option><replaceable>symbol</replaceable><optional>=<replaceable>value</replaceable></optional></entry>
1003               <entry>Define a symbol in the C pre-processor</entry>
1004               <entry>dynamic</entry>
1005               <entry><option>-U</option><replaceable>symbol</replaceable></entry>
1006             </row>
1007             <row>
1008               <entry><option>-U</option><replaceable>symbol</replaceable></entry>
1009               <entry>Undefine a symbol in the C pre-processor</entry>
1010               <entry>dynamic</entry>
1011               <entry>-</entry>
1012             </row>
1013             <row>
1014               <entry><option>-I</option><replaceable>dir</replaceable></entry>
1015               <entry>Add <replaceable>dir</replaceable> to the
1016               directory search list for <literal>#include</literal> files</entry>
1017               <entry>static</entry>
1018               <entry>-</entry>
1019             </row>
1020           </tbody>
1021         </tgroup>
1022       </informaltable>
1023     </sect2>
1024
1025     <sect2>
1026       <title>C compiler options (<xref linkend="options-C-compiler">)</title>
1027       <informaltable>
1028         <tgroup cols=3 align=left colsep=1 rowsep=1>
1029           <thead>
1030             <row>
1031               <entry>Flag</entry>
1032               <entry>Description</entry>
1033               <entry>Static/Dynamic</entry>
1034               <entry>Reverse</entry>
1035             </row>
1036           </thead>
1037           <tbody>
1038             <row>
1039               <entry><option>-#include</option> <replaceable>file</replaceable></entry>
1040               <entry>Include <replaceable>file</replaceable> when
1041               compiling the <filename>.hc</filename> file</entry>
1042               <entry>dynamic</entry>
1043               <entry>-</entry>
1044             </row>
1045           </tbody>
1046         </tgroup>
1047       </informaltable>
1048     </sect2>
1049
1050     <sect2>
1051       <title>Code generation options (<xref linkend="options-codegen">)</title>
1052
1053       <informaltable>
1054         <tgroup cols=3 align=left colsep=1 rowsep=1>
1055           <thead>
1056             <row>
1057               <entry>Flag</entry>
1058               <entry>Description</entry>
1059               <entry>Static/Dynamic</entry>
1060               <entry>Reverse</entry>
1061             </row>
1062           </thead>
1063           <tbody>
1064             <row>
1065               <entry><option>-fasm</option></entry>
1066               <entry>Use the native code generator</entry>
1067               <entry>dynamic</entry>
1068               <entry>-fvia-C</entry>
1069             </row>
1070             <row>
1071               <entry><option>-fvia-C</option></entry>
1072               <entry>Compile via C</entry>
1073               <entry>dynamic</entry>
1074               <entry>-fasm</entry>
1075             </row>
1076             <row>
1077               <entry><option>-fno-code</option></entry>
1078               <entry>Omit code generation</entry>
1079               <entry>static</entry>
1080               <entry>-</entry>
1081             </row>
1082           </tbody>
1083         </tgroup>
1084       </informaltable>
1085     </sect2>
1086
1087     <sect2>
1088       <title>Linking options (<xref linkend="options-linker">)</title>
1089
1090       <informaltable>
1091         <tgroup cols=3 align=left colsep=1 rowsep=1>
1092           <thead>
1093             <row>
1094               <entry>Flag</entry>
1095               <entry>Description</entry>
1096               <entry>Static/Dynamic</entry>
1097               <entry>Reverse</entry>
1098             </row>
1099           </thead>
1100           <tbody>
1101             <row>
1102               <entry><option>-dynamic</option></entry>
1103               <entry>Use dynamic Haskell libraries (if available)</entry>
1104               <entry>static</entry>
1105               <entry>-</entry>
1106             </row>
1107             <row>
1108               <entry><option>-framework</option> <replaceable>name</replaceable></entry>
1109               <entry>On Darwin/MacOS X only, link in the framework <replaceable>name</replaceable>.
1110                 This option corresponds to the <option>-framework</option> option for Apple's Linker.</entry>
1111               <entry>static</entry>
1112               <entry>-</entry>
1113             </row>
1114             <row>
1115               <entry><option>-framework-path</option> <replaceable>name</replaceable></entry>
1116               <entry>On Darwin/MacOS X only, add <replaceable>dir</replaceable> to the list of
1117                 directories searched for frameworks.
1118                 This option corresponds to the <option>-F</option> option for Apple's Linker.</entry>
1119               <entry>static</entry>
1120               <entry>-</entry>
1121             </row>
1122             <row>
1123               <entry><option>-l</option><replaceable>lib</replaceable></entry>
1124               <entry>Link in library <replaceable>lib</replaceable></entry>
1125               <entry>static</entry>
1126               <entry>-</entry>
1127             </row>
1128             <row>
1129               <entry><option>-L</option><replaceable>dir</replaceable></entry>
1130               <entry>Add <replaceable>dir</replaceable> to the list of
1131               directories searched for libraries</entry>
1132               <entry>static</entry>
1133               <entry>-</entry>
1134             </row>
1135             <row>
1136               <entry><option>-main-is</option></entry>
1137               <entry>Set main function</entry>
1138               <entry>static</entry>
1139               <entry>-</entry>
1140             </row>
1141             <row>
1142               <entry><option>-no-hs-main</option></entry>
1143               <entry>Don't asssume this program contains <literal>main</literal></entry>
1144               <entry>static</entry>
1145               <entry>-</entry>
1146             </row>
1147             <row>
1148               <entry><option>-no-link</option></entry>
1149               <entry>Omit linking</entry>
1150               <entry>static</entry>
1151               <entry>-</entry>
1152             </row>
1153             <row>
1154               <entry><option>-package</option> <replaceable>name</replaceable></entry>
1155               <entry>Link in package <replaceable>name</replaceable></entry>
1156               <entry>static</entry>
1157               <entry>-</entry>
1158             </row>
1159             <row>
1160               <entry><option>-split-objs</option></entry>
1161               <entry>Split objects (for libraries)</entry>
1162               <entry>static</entry>
1163               <entry>-</entry>
1164             </row>
1165             <row>
1166               <entry><option>-static</option></entry>
1167               <entry>Use static Haskell libraries</entry>
1168               <entry>static</entry>
1169               <entry>-</entry>
1170             </row>
1171             <row>
1172               <entry><option>-threaded</option></entry>
1173               <entry>Use the threaded runtime</entry>
1174               <entry>static</entry>
1175               <entry>-</entry>
1176             </row>
1177             <row>
1178               <entry><option>-debug</option></entry>
1179               <entry>Use the debugging runtime</entry>
1180               <entry>static</entry>
1181               <entry>-</entry>
1182             </row>
1183           </tbody>
1184         </tgroup>
1185       </informaltable>
1186     </sect2>
1187
1188     <sect2>
1189       <title>Replacing phases (<xref linkend="replacing-phases">)</title>
1190
1191       <informaltable>
1192         <tgroup cols=3 align=left colsep=1 rowsep=1>
1193           <thead>
1194             <row>
1195               <entry>Flag</entry>
1196               <entry>Description</entry>
1197               <entry>Static/Dynamic</entry>
1198               <entry>Reverse</entry>
1199             </row>
1200           </thead>
1201           <tbody>
1202             <row>
1203               <entry><option>-pgmL</option> <replaceable>cmd</replaceable></entry>
1204               <entry>Use <replaceable>cmd</replaceable> as the literate pre-processor</entry>
1205               <entry>static</entry>
1206               <entry>-</entry>
1207             </row>
1208             <row>
1209               <entry><option>-pgmP</option> <replaceable>cmd</replaceable></entry>
1210               <entry>Use <replaceable>cmd</replaceable> as the C
1211               pre-processor (with <option>-cpp</option> only)</entry>
1212               <entry>static</entry> <entry>-</entry>
1213             </row>
1214             <row>
1215               <entry><option>-pgmc</option> <replaceable>cmd</replaceable></entry>
1216               <entry>Use <replaceable>cmd</replaceable> as the C compiler</entry>
1217               <entry>static</entry>
1218               <entry>-</entry>
1219             </row>
1220             <row>
1221               <entry><option>-pgma</option> <replaceable>cmd</replaceable></entry>
1222               <entry>Use <replaceable>cmd</replaceable> as the assembler</entry>
1223               <entry>static</entry>
1224               <entry>-</entry>
1225             </row>
1226             <row>
1227               <entry><option>-pgml</option> <replaceable>cmd</replaceable></entry>
1228               <entry>Use <replaceable>cmd</replaceable> as the linker</entry>
1229               <entry>static</entry>
1230               <entry>-</entry>
1231             </row>
1232             <row>
1233               <entry><option>-pgmdll</option> <replaceable>cmd</replaceable></entry>
1234               <entry>Use <replaceable>cmd</replaceable> as the DLL generator</entry>
1235               <entry>static</entry>
1236               <entry>-</entry>
1237             </row>
1238             <row>
1239               <entry><option>-pgmdep</option> <replaceable>cmd</replaceable></entry>
1240               <entry>Use <replaceable>cmd</replaceable> as the dependency generator</entry>
1241               <entry>static</entry>
1242               <entry>-</entry>
1243             </row>
1244             <row>
1245               <entry><option>-pgmF</option> <replaceable>cmd</replaceable></entry>
1246               <entry>Use <replaceable>cmd</replaceable> as the pre-processor
1247               (with <option>-F</option> only)</entry>
1248               <entry>static</entry>
1249               <entry>-</entry>
1250             </row>
1251           </tbody>
1252         </tgroup>
1253       </informaltable>
1254       <indexterm><primary><option>-pgmL</option></primary></indexterm>
1255       <indexterm><primary><option>-pgmP</option></primary></indexterm>
1256       <indexterm><primary><option>-pgmc</option></primary></indexterm>
1257       <indexterm><primary><option>-pgma</option></primary></indexterm>
1258       <indexterm><primary><option>-pgml</option></primary></indexterm>
1259       <indexterm><primary><option>-pgmdll</option></primary></indexterm>
1260       <indexterm><primary><option>-pgmdep</option></primary></indexterm>
1261       <indexterm><primary><option>-pgmF</option></primary></indexterm>
1262
1263     </sect2>
1264
1265     <sect2>
1266       <title>Forcing options to particular phases (<xref linkend="forcing-options-through">)</title>
1267
1268       <informaltable>
1269         <tgroup cols=3 align=left colsep=1 rowsep=1>
1270           <thead>
1271             <row>
1272               <entry>Flag</entry>
1273               <entry>Description</entry>
1274               <entry>Static/Dynamic</entry>
1275               <entry>Reverse</entry>
1276             </row>
1277           </thead>
1278           <tbody>
1279             <row>
1280               <entry><option>-optL</option> <replaceable>option</replaceable></entry>
1281               <entry>pass <replaceable>option</replaceable> to the literate pre-processor</entry>
1282               <entry>dynamic</entry>
1283               <entry>-</entry>
1284             </row>
1285             <row>
1286               <entry><option>-optP</option> <replaceable>option</replaceable></entry>
1287               <entry>pass <replaceable>option</replaceable> to cpp (with
1288               <option>-cpp</option> only)</entry>
1289               <entry>dynamic</entry>
1290               <entry>-</entry>
1291             </row>
1292             <row>
1293               <entry><option>-optF</option> <replaceable>option</replaceable></entry>
1294               <entry>pass <replaceable>option</replaceable> to the
1295               custom pre-processor</entry>
1296               <entry>dynamic</entry>
1297               <entry>-</entry>
1298             </row>
1299             <row>
1300               <entry><option>-optc</option> <replaceable>option</replaceable></entry>
1301               <entry>pass <replaceable>option</replaceable> to the C compiler</entry>
1302               <entry>dynamic</entry>
1303               <entry>-</entry>
1304             </row>
1305             <row>
1306               <entry><option>-opta</option> <replaceable>option</replaceable></entry>
1307               <entry>pass <replaceable>option</replaceable> to the assembler</entry>
1308               <entry>dynamic</entry>
1309               <entry>-</entry>
1310             </row>
1311             <row>
1312               <entry><option>-optl</option> <replaceable>option</replaceable></entry>
1313               <entry>pass <replaceable>option</replaceable> to the linker</entry>
1314               <entry>static</entry>
1315               <entry>-</entry>
1316             </row>
1317             <row>
1318               <entry><option>-optdll</option> <replaceable>option</replaceable></entry>
1319               <entry>pass <replaceable>option</replaceable> to the DLL generator</entry>
1320               <entry>static</entry>
1321               <entry>-</entry>
1322             </row>
1323             <row>
1324               <entry><option>-optdep</option> <replaceable>option</replaceable></entry>
1325               <entry>pass <replaceable>option</replaceable> to the dependency generator</entry>
1326               <entry>static</entry>
1327               <entry>-</entry>
1328             </row>
1329           </tbody>
1330         </tgroup>
1331       </informaltable>
1332     </sect2>
1333
1334     <sect2>
1335       <title>Platform-specific options (<xref linkend="options-platform">)</title>
1336
1337       <informaltable>
1338         <tgroup cols=3 align=left colsep=1 rowsep=1>
1339           <thead>
1340             <row>
1341               <entry>Flag</entry>
1342               <entry>Description</entry>
1343               <entry>Static/Dynamic</entry>
1344               <entry>Reverse</entry>
1345             </row>
1346           </thead>
1347           <tbody>
1348             <row>
1349               <entry><option>-mv8</option></entry>
1350               <entry>(SPARC only) enable version 8 support</entry>
1351               <entry>static</entry>
1352               <entry>-</entry>
1353             </row>
1354             <row>
1355               <entry><option>-monly-[32]-regs</option></entry>
1356               <entry>(x86 only) give some registers back to the C compiler</entry>
1357               <entry>dynamic</entry>
1358               <entry>-</entry>
1359             </row>
1360           </tbody>
1361         </tgroup>
1362       </informaltable>
1363     </sect2>
1364
1365
1366     <sect2>
1367       <title>External core file options (<xref linkend="ext-core">)</title>
1368
1369       <informaltable>
1370         <tgroup cols=3 align=left colsep=1 rowsep=1>
1371           <thead>
1372             <row>
1373               <entry>Flag</entry>
1374               <entry>Description</entry>
1375               <entry>Static/Dynamic</entry>
1376               <entry>Reverse</entry>
1377             </row>
1378           </thead>
1379           <tbody>
1380             <row>
1381               <entry><option>-fext-core</option></entry>
1382               <entry>Generate <filename>.hcr</filename> external Core files</entry>
1383               <entry>static</entry>
1384               <entry>-</entry>
1385             </row>
1386           </tbody>
1387         </tgroup>
1388       </informaltable>
1389     </sect2>
1390
1391
1392     <sect2>
1393       <title>Compiler debugging options (<xref linkend="options-debugging">)</title>
1394
1395       <informaltable>
1396         <tgroup cols=3 align=left colsep=1 rowsep=1>
1397           <thead>
1398             <row>
1399               <entry>Flag</entry>
1400               <entry>Description</entry>
1401               <entry>Static/Dynamic</entry>
1402               <entry>Reverse</entry>
1403             </row>
1404           </thead>
1405           <tbody>
1406             <row>
1407               <entry><option>-dcore-lint</option></entry>
1408               <entry>Turn on internal sanity checking</entry>
1409               <entry>dynamic</entry>
1410               <entry>-</entry>
1411             </row>
1412             <row>
1413               <entry><option>-ddump-absC</option></entry>
1414               <entry>Dump abstract C</entry>
1415               <entry>dynamic</entry>
1416               <entry>-</entry>
1417             </row>
1418             <row>
1419               <entry><option>-ddump-asm</option></entry>
1420               <entry>Dump assembly</entry>
1421               <entry>dynamic</entry>
1422               <entry>-</entry>
1423             </row>
1424             <row>
1425               <entry><option>-ddump-bcos</option></entry>
1426               <entry>Dump interpreter byte code</entry>
1427               <entry>dynamic</entry>
1428               <entry>-</entry>
1429             </row>
1430             <row>
1431               <entry><option>-ddump-cpranal</option></entry>
1432               <entry>Dump output from CPR analysis</entry>
1433               <entry>dynamic</entry>
1434               <entry>-</entry>
1435             </row>
1436             <row>
1437               <entry><option>-ddump-cse</option></entry>
1438               <entry>Dump CSE output</entry>
1439               <entry>dynamic</entry>
1440               <entry>-</entry>
1441             </row>
1442             <row>
1443               <entry><option>-ddump-deriv</option></entry>
1444               <entry>Dump deriving output</entry>
1445               <entry>dynamic</entry>
1446               <entry>-</entry>
1447             </row>
1448             <row>
1449               <entry><option>-ddump-ds</option></entry>
1450               <entry>Dump desugarer output</entry>
1451               <entry>dynamic</entry>
1452               <entry>-</entry>
1453             </row>
1454             <row>
1455               <entry><option>-ddump-flatC</option></entry>
1456               <entry>Dump &ldquo;flat&rdquo; C</entry>
1457               <entry>dynamic</entry>
1458               <entry>-</entry>
1459             </row>
1460             <row>
1461               <entry><option>-ddump-foreign</option></entry>
1462               <entry>Dump <literal>foreign export</literal> stubs</entry>
1463               <entry>dynamic</entry>
1464               <entry>-</entry>
1465             </row>
1466             <row>
1467               <entry><option>-ddump-inlinings</option></entry>
1468               <entry>Dump inlining info</entry>
1469               <entry>dynamic</entry>
1470               <entry>-</entry>
1471             </row>
1472             <row>
1473               <entry><option>-ddump-occur-anal</option></entry>
1474               <entry>Dump occurrence analysis output</entry>
1475               <entry>dynamic</entry>
1476               <entry>-</entry>
1477             </row>
1478             <row>
1479               <entry><option>-ddump-parsed</option></entry>
1480               <entry>Dump parse tree</entry>
1481               <entry>dynamic</entry>
1482               <entry>-</entry>
1483             </row>
1484             <row>
1485               <entry><option>-ddump-realC</option></entry>
1486               <entry>Dump &ldquo;real&rdquo; C</entry>
1487               <entry>dynamic</entry>
1488               <entry>-</entry>
1489             </row>
1490             <row>
1491               <entry><option>-ddump-rn</option></entry>
1492               <entry>Dump renamer output</entry>
1493               <entry>dynamic</entry>
1494               <entry>-</entry>
1495             </row>
1496             <row>
1497               <entry><option>-ddump-rules</option></entry>
1498               <entry>Dump rules</entry>
1499               <entry>dynamic</entry>
1500               <entry>-</entry>
1501             </row>
1502             <row>
1503               <entry><option>-ddump-sat</option></entry>
1504               <entry>Dump saturated output</entry>
1505               <entry>dynamic</entry>
1506               <entry>-</entry>
1507             </row>
1508             <row>
1509               <entry><option>-ddump-simpl</option></entry>
1510               <entry>Dump final simplifier output</entry>
1511               <entry>dynamic</entry>
1512               <entry>-</entry>
1513             </row>
1514             <row>
1515               <entry><option>-ddump-simpl-iterations</option></entry>
1516               <entry>Dump output from each simplifier iteration</entry>
1517               <entry>dynamic</entry>
1518               <entry>-</entry>
1519             </row>
1520             <row>
1521               <entry><option>-ddump-spec</option></entry>
1522               <entry>Dump specialiser output</entry>
1523               <entry>dynamic</entry>
1524               <entry>-</entry>
1525             </row>
1526             <row>
1527               <entry><option>-ddump-stg</option></entry>
1528               <entry>Dump final STG</entry>
1529               <entry>dynamic</entry>
1530               <entry>-</entry>
1531             </row>
1532             <row>
1533               <entry><option>-ddump-stranal</option></entry>
1534               <entry>Dump strictness analyser output</entry>
1535               <entry>dynamic</entry>
1536               <entry>-</entry>
1537             </row>
1538             <row>
1539               <entry><option>-ddump-tc</option></entry>
1540               <entry>Dump typechecker output</entry>
1541               <entry>dynamic</entry>
1542               <entry>-</entry>
1543             </row>
1544             <row>
1545               <entry><option>-ddump-types</option></entry>
1546               <entry>Dump type signatures</entry>
1547               <entry>dynamic</entry>
1548               <entry>-</entry>
1549             </row>
1550             <row>
1551               <entry><option>-ddump-usagesp</option></entry>
1552               <entry>Dump UsageSP analysis output</entry>
1553               <entry>dynamic</entry>
1554               <entry>-</entry>
1555             </row>
1556             <row>
1557               <entry><option>-ddump-worker-wrapper</option></entry>
1558               <entry>Dump worker-wrapper output</entry>
1559               <entry>dynamic</entry>
1560               <entry>-</entry>
1561             </row>
1562             <row>
1563               <entry><option>-ddump-rn-trace</option></entry>
1564               <entry>Trace renamer</entry>
1565               <entry>dynamic</entry>
1566               <entry>-</entry>
1567             </row>
1568             <row>
1569               <entry><option>-ddump-rn-stats</option></entry>
1570               <entry>Renamer stats</entry>
1571               <entry>dynamic</entry>
1572               <entry>-</entry>
1573             </row>
1574             <row>
1575               <entry><option>-ddump-stix</option></entry>
1576               <entry>Native code generator intermediate form</entry>
1577               <entry>dynamic</entry>
1578               <entry>-</entry>
1579             </row>
1580             <row>
1581               <entry><option>-ddump-simpl-stats</option></entry>
1582               <entry>Dump simplifier stats</entry>
1583               <entry>dynamic</entry>
1584               <entry>-</entry>
1585             </row>
1586             <row>
1587               <entry><option>-dppr-debug</option></entry>
1588               <entry>Turn on debug printing (more verbose)</entry>
1589               <entry>static</entry>
1590               <entry>-</entry>
1591             </row>
1592             <row>
1593               <entry><option>-dppr-noprags</option></entry>
1594               <entry>Don't output pragma info in dumps</entry>
1595               <entry>static</entry>
1596               <entry>-</entry>
1597             </row>
1598             <row>
1599               <entry><option>-dppr-user-length</option></entry>
1600               <entry>Set the depth for printing expressions in error msgs</entry>
1601               <entry>static</entry>
1602               <entry>-</entry>
1603             </row>
1604             <row>
1605               <entry><option>-dsource-stats</option></entry>
1606               <entry>Dump haskell source stats</entry>
1607               <entry>dynamic</entry>
1608               <entry>-</entry>
1609             </row>
1610             <row>
1611               <entry><option>-dstg-lint</option></entry>
1612               <entry>STG pass sanity checking</entry>
1613               <entry>dynamic</entry>
1614               <entry>-</entry>
1615             </row>
1616             <row>
1617               <entry><option>-dstg-stats</option></entry>
1618               <entry>Dump STG stats</entry>
1619               <entry>dynamic</entry>
1620               <entry>-</entry>
1621             </row>
1622             <row>
1623               <entry><option>-dusagesp-lint</option></entry>
1624               <entry>UsageSP sanity checker</entry>
1625               <entry>dynamic</entry>
1626               <entry>-</entry>
1627             </row>
1628             <row>
1629               <entry><option>-dverbose-core2core</option></entry>
1630               <entry>Show output from each core-to-core pass</entry>
1631               <entry>dynamic</entry>
1632               <entry>-</entry>
1633             </row>
1634             <row>
1635               <entry><option>-dverbose-stg2stg</option></entry>
1636               <entry>Show output from each STG-to-STG pass</entry>
1637               <entry>dynamic</entry>
1638               <entry>-</entry>
1639             </row>
1640             <row>
1641               <entry><option>-unreg</option></entry>
1642               <entry>Enable unregisterised compilation</entry>
1643               <entry>static</entry>
1644               <entry>-</entry>
1645             </row>
1646           </tbody>
1647         </tgroup>
1648       </informaltable>
1649     </sect2>
1650
1651     <sect2>
1652       <title>Misc compiler options</title>
1653
1654       <informaltable>
1655         <tgroup cols=3 align=left colsep=1 rowsep=1>
1656           <thead>
1657             <row>
1658               <entry>Flag</entry>
1659               <entry>Description</entry>
1660               <entry>Static/Dynamic</entry>
1661               <entry>Reverse</entry>
1662             </row>
1663           </thead>
1664           <tbody>
1665             <row>
1666               <entry><option>-femit-extern-decls</option></entry>
1667               <entry>???</entry>
1668               <entry>static</entry>
1669               <entry>-</entry>
1670             </row>
1671             <row>
1672               <entry><option>-fglobalise-toplev-names</option></entry>
1673               <entry>Make all top-level names global (for <option>-split-objs</option>)</entry>
1674               <entry>static</entry>
1675               <entry>-</entry>
1676             </row>
1677             <row>
1678               <entry><option>-fno-hi-version-check</option></entry>
1679               <entry>Don't complain about <literal>.hi</literal> file mismatches</entry>
1680               <entry>static</entry>
1681               <entry>-</entry>
1682             </row>
1683             <row>
1684               <entry><option>-dno-black-holing</option></entry>
1685               <entry>Turn off black holing (probably doesn't work)</entry>
1686               <entry>static</entry>
1687               <entry>-</entry>
1688             </row>
1689             <row>
1690               <entry><option>-fno-method-sharing</option></entry>
1691               <entry>Don't share specialisations of overloaded functions</entry>
1692               <entry>static</entry>
1693               <entry>-</entry>
1694             </row>
1695             <row>
1696               <entry><option>-fno-prune-decls</option></entry>
1697               <entry>Renamer: don't prune declarations</entry>
1698               <entry>static</entry>
1699               <entry>-</entry>
1700             </row>
1701             <row>
1702               <entry><option>-fhistory-size</option></entry>
1703               <entry>Set simplification history size</entry>
1704               <entry>static</entry>
1705               <entry>-</entry>
1706             </row>
1707             <row>
1708               <entry><option>-funregisterised</option></entry>
1709               <entry>Unregisterised compilation (use <option>-unreg</option> instead)</entry>
1710               <entry>static</entry>
1711               <entry>-</entry>
1712             </row>
1713             <row>
1714               <entry><option>-fno-asm-mangling</option></entry>
1715               <entry>Turn off assembly mangling (use <option>-unreg</option> instead)</entry>
1716               <entry>static</entry>
1717               <entry>-</entry>
1718             </row>
1719           </tbody>
1720         </tgroup>
1721       </informaltable>
1722     </sect2>
1723   </sect1>
1724
1725
1726 <!--
1727 Still to document:
1728
1729 Misc:
1730   ,  ( "H"                 , HasArg (setHeapSize . fromIntegral . decodeSize) )
1731   ,  ( "Rghc-timing"       , NoArg  (enableTimingStats) )
1732
1733   -Bdir
1734 -->
1735
1736 <!-- Emacs stuff:
1737      ;;; Local Variables: ***
1738      ;;; mode: sgml ***
1739      ;;; sgml-parent-document: ("users_guide.sgml" "book" "chapter") ***
1740      ;;; End: ***
1741  -->