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             <row>
 514               <entry><option>-fwith</option></entry>
 515               <entry>Enable deprecated <literal>with</literal> keyword</entry>
 516               <entry>dynamic</entry>
 517               <entry><option>-fno-with</option></entry>
 518             </row>
 519           </tbody>
 520         </tgroup>
 521       </informaltable>
 522     </sect2>
 523
 524     <sect2>
 525       <title>Warnings (<xref linkend="options-sanity">)</title>
 526
 527     <informaltable>
 528       <tgroup cols=3 align=left colsep=1 rowsep=1>
 529         <thead>
 530           <row>
 531             <entry>Flag</entry>
 532             <entry>Description</entry>
 533             <entry>Static/Dynamic</entry>
 534             <entry>Reverse</entry>
 535           </row>
 536         </thead>
 537         <tbody>
 538           <row>
 539             <entry><option>-W</option></entry>
 540             <entry>enable normal warnings</entry>
 541             <entry>dynamic</entry>
 542             <entry><option>-w</option></entry>
 543           </row>
 544           <row>
 545             <entry><option>-w</option></entry>
 546             <entry>disable all warnings</entry>
 547             <entry>dynamic</entry>
 548             <entry>-</entry>
 549           </row>
 550           <row>
 551             <entry><option>-Wall</option></entry>
 552             <entry>enable all warnings</entry>
 553             <entry>dynamic</entry>
 554             <entry><option>-w</option></entry>
 555           </row>
 556           <row>
 557             <entry><option>-Werror</option></entry>
 558             <entry>make warnings fatal</entry>
 559             <entry>dynamic</entry>
 560             <entry></entry>
 561           </row>
 562
 563           <row>
 564             <entry><option>-fwarn-deprecations</option></entry>
 565             <entry>warn about uses of functions & types that are deprecated</entry>
 566             <entry>dynamic</entry>
 567             <entry><option>-fno-warn-deprecations</option></entry>
 568           </row>
 569
 570           <row>
 571             <entry><option>-fwarn-duplicate-exports</option></entry>
 572             <entry>warn when an entity is exported multiple times</entry>
 573             <entry>dynamic</entry>
 574             <entry><option>-fno-warn-duplicate-exports</option></entry>
 575           </row>
 576
 577           <row>
 578             <entry><option>-fwarn-hi-shadowing</option></entry>
 579             <entry>warn when a <literal>.hi</literal> file in the
 580             current directory shadows a library</entry>
 581             <entry>dynamic</entry>
 582             <entry><option>-fno-warn-hi-shadowing</option></entry>
 583           </row>
 584
 585           <row>
 586             <entry><option>-fwarn-incomplete-patterns</option></entry>
 587             <entry>warn when a pattern match could fail</entry>
 588             <entry>dynamic</entry>
 589             <entry><option>-fno-warn-incomplete-patterns</option></entry>
 590           </row>
 591
 592           <row>
 593             <entry><option>-fwarn-misc</option></entry>
 594             <entry>enable miscellaneous warnings</entry>
 595             <entry>dynamic</entry>
 596             <entry><option>-fno-warn-misc</option></entry>
 597           </row>
 598
 599           <row>
 600             <entry><option>-fwarn-missing-fields</option></entry>
 601             <entry>warn when fields of a record are uninitialised</entry>
 602             <entry>dynamic</entry>
 603             <entry><option>-fno-warn-missing-fields</option></entry>
 604           </row>
 605
 606           <row>
 607             <entry><option>-fwarn-missing-methods</option></entry>
 608             <entry>warn when class methods are undefined</entry>
 609             <entry>dynamic</entry>
 610             <entry><option>-fno-warn-missing-methods</option></entry>
 611           </row>
 612
 613           <row>
 614             <entry><option>-fwarn-missing-signatures</option></entry>
 615             <entry>warn about top-level functions without signatures</entry>
 616             <entry>dynamic</entry>
 617             <entry><option>-fno-warn-missing-signatures</option></entry>
 618           </row>
 619
 620           <row>
 621             <entry><option>-fwarn-name-shadowing</option></entry>
 622             <entry>warn when names are shadowed</entry>
 623             <entry>dynamic</entry>
 624             <entry><option>-fno-warn-name-shadowing</option></entry>
 625           </row>
 626
 627           <row>
 628             <entry><option>-fwarn-overlapping-patterns</option></entry>
 629             <entry>warn about overlapping patterns</entry>
 630             <entry>dynamic</entry>
 631             <entry><option>-fno-warn-overlapping-patterns</option></entry>
 632           </row>
 633
 634           <row>
 635             <entry><option>-fwarn-simple-patterns</option></entry>
 636             <entry>warn about lambda-patterns that can fail</entry>
 637             <entry>dynamic</entry>
 638             <entry><option>-fno-warn-simple-patterns</option></entry>
 639           </row>
 640
 641           <row>
 642             <entry><option>-fwarn-type-defaults</option></entry>
 643             <entry>warn when defaulting happens</entry>
 644             <entry>dynamic</entry>
 645             <entry><option>-fno-warn-type-defaults</option></entry>
 646           </row>
 647
 648           <row>
 649             <entry><option>-fwarn-unused-binds</option></entry>
 650             <entry>warn about bindings that are unused</entry>
 651             <entry>dynamic</entry>
 652             <entry><option>-fno-warn-unused-binds</option></entry>
 653           </row>
 654
 655           <row>
 656             <entry><option>-fwarn-unused-imports</option></entry>
 657             <entry>warn about unnecessary imports</entry>
 658             <entry>dynamic</entry>
 659             <entry><option>-fno-warn-unused-imports</option></entry>
 660           </row>
 661
 662           <row>
 663             <entry><option>-fwarn-unused-matches</option></entry>
 664             <entry>warn about variables in patterns that aren't used</entry>
 665             <entry>dynamic</entry>
 666             <entry><option>-fno-warn-unused-matches</option></entry>
 667           </row>
 668
 669           </tbody>
 670         </tgroup>
 671       </informaltable>
 672
 673     </sect2>
 674     <sect2>
 675       <title>Optimisation levels (<xref linkend="options-optimise">)</title>
 676
 677       <informaltable>
 678         <tgroup cols=3 align=left colsep=1 rowsep=1>
 679           <thead>
 680             <row>
 681               <entry>Flag</entry>
 682               <entry>Description</entry>
 683               <entry>Static/Dynamic</entry>
 684               <entry>Reverse</entry>
 685             </row>
 686           </thead>
 687           <tbody>
 688             <row>
 689               <entry><option>-O</option></entry>
 690               <entry>Enable default optimisation (level 1)</entry>
 691               <entry>dynamic</entry>
 692               <entry><option>-O0</option></entry>
 693             </row>
 694             <row>
 695               <entry><option>-O</option><replaceable>n</replaceable></entry>
 696               <entry>Set optimisation level <replaceable>n</replaceable></entry>
 697               <entry>dyanamic</entry>
 698               <entry><option>-O0</option></entry>
 699             </row>
 700           </tbody>
 701         </tgroup>
 702       </informaltable>
 703
 704     </sect2>
 705     <sect2>
 706       <title>Individual optimisations (<xref linkend="options-f">)</title>
 707
 708       <informaltable>
 709         <tgroup cols=3 align=left colsep=1 rowsep=1>
 710           <thead>
 711             <row>
 712               <entry>Flag</entry>
 713               <entry>Description</entry>
 714               <entry>Static/Dynamic</entry>
 715               <entry>Reverse</entry>
 716             </row>
 717           </thead>
 718           <tbody>
 719             <row>
 720               <entry><option>-fcase-merge</option></entry>
 721               <entry>Enable case-merging</entry>
 722               <entry>dynamic</entry>
 723               <entry><option>-fno-case-merge</option></entry>
 724             </row>
 725
 726             <row>
 727               <entry><option>-fdicts-strict</option></entry>
 728               <entry>Make dictionaries strict</entry>
 729               <entry>static</entry>
 730               <entry><option>-fno-dicts-strict</option></entry>
 731             </row>
 732
 733             <row>
 734               <entry><option>-fdo-eta-reduction</option></entry>
 735               <entry>Enable eta-reduction</entry>
 736               <entry>dynamic</entry>
 737               <entry><option>-fno-do-eta-reduction</option></entry>
 738             </row>
 739
 740             <row>
 741               <entry><option>-fdo-lambda-eta-expansion</option></entry>
 742               <entry>Enable lambda eta-reduction</entry>
 743               <entry>dynamic</entry>
 744               <entry><option>-fno-do-lambda-eta-expansion</option></entry>
 745             </row>
 746
 747             <row>
 748               <entry><option>-fexcess-precision</option></entry>
 749               <entry>Enable excess intermediate precision</entry>
 750               <entry>static</entry>
 751               <entry><option>-fno-excess-precision</option></entry>
 752             </row>
 753
 754             <row>
 755               <entry><option>-frules-off</option></entry>
 756               <entry>Switch off all rewrite rules (including rules
 757               generated by automatic specialisation of overloaded functions)</entry>
 758               <entry>static</entry>
 759               <entry><option>-frules-off</option></entry>
 760             </row>
 761
 762             <row>
 763               <entry><option>-fignore-asserts</option></entry>
 764               <entry>Ignore assertions in the source</entry>
 765               <entry>static</entry>
 766               <entry><option>-fno-ignore-asserts</option></entry>
 767             </row>
 768
 769             <row>
 770               <entry><option>-fignore-interface-pragmas</option></entry>
 771               <entry>Ignore pragmas in interface files</entry>
 772               <entry>static</entry>
 773               <entry><option>-fno-ignore-interface-pragmas</option></entry>
 774             </row>
 775
 776             <row>
 777               <entry><option>-fliberate-case-threshold</option></entry>
 778               <entry>Tweak the liberate-case optimisation (default: 10)</entry>
 779               <entry>static</entry>
 780               <entry><option>-fno-liberate-case-threshold</option></entry>
 781             </row>
 782
 783             <row>
 784               <entry><option>-fomit-interface-pragmas</option></entry>
 785               <entry>Don't generate interface pragmas</entry>
 786               <entry>dynamic</entry>
 787               <entry><option>-fno-omit-interface-pragmas</option></entry>
 788             </row>
 789
 790             <row>
 791               <entry><option>-fmax-worker-args</option></entry>
 792               <entry>If a worker has that many arguments, none will be
 793                 unpacked anymore (default: 10)</entry>
 794               <entry>static</entry>
 795               <entry>-</entry>
 796             </row>
 797
 798             <row>
 799               <entry><option>-fmax-simplifier-iterations</option></entry>
 800               <entry>Set the max iterations for the simplifier</entry>
 801               <entry>dynamic</entry>
 802               <entry>-</entry>
 803             </row>
 804
 805             <row>
 806               <entry><option>-fno-cpr</option></entry>
 807               <entry>Turn off CPR analysis</entry>
 808               <entry>static</entry>
 809               <entry>-</entry>
 810             </row>
 811
 812             <row>
 813               <entry><option>-fno-cse</option></entry>
 814               <entry>Turn off common sub-expression</entry>
 815               <entry>dynamic</entry>
 816               <entry>-</entry>
 817             </row>
 818
 819             <row>
 820               <entry><option>-fno-pre-inlining</option></entry>
 821               <entry>Turn off pre-inlining</entry>
 822               <entry>static</entry>
 823               <entry>-</entry>
 824             </row>
 825
 826             <row>
 827               <entry><option>-fno-strictness</option></entry>
 828               <entry>Turn off strictness analysis</entry>
 829               <entry>dynamic</entry>
 830               <entry>-</entry>
 831             </row>
 832
 833             <row>
 834               <entry><option>-fnumbers-strict</option></entry>
 835               <entry>Make numbers strict</entry>
 836               <entry>dynamic</entry>
 837               <entry><option>-fno-numbers-strict</option></entry>
 838             </row>
 839
 840             <row>
 841               <entry><option>-funbox-strict-fields</option></entry>
 842               <entry>Flatten strict constructor fields</entry>
 843               <entry>dynamic</entry>
 844               <entry><option>-fno-unbox-strict-fields</option></entry>
 845             </row>
 846
 847             <row>
 848               <entry><option>-funfolding-creation-threshold</option></entry>
 849               <entry>Tweak unfolding settings</entry>
 850               <entry>static</entry>
 851               <entry><option>-fno-unfolding-creation-threshold</option></entry>
 852             </row>
 853
 854             <row>
 855               <entry><option>-funfolding-fun-discount</option></entry>
 856               <entry>Tweak unfolding settings</entry>
 857               <entry>static</entry>
 858               <entry><option>-fno-unfolding-fun-discount</option></entry>
 859             </row>
 860
 861             <row>
 862               <entry><option>-funfolding-keeness-factor</option></entry>
 863               <entry>Tweak unfolding settings</entry>
 864               <entry>static</entry>
 865               <entry><option>-fno-unfolding-keeness-factor</option></entry>
 866             </row>
 867
 868             <row>
 869               <entry><option>-funfolding-update-in-place</option></entry>
 870               <entry>Tweak unfolding settings</entry>
 871               <entry>static</entry>
 872               <entry><option>-fno-unfolding-update-in-place</option></entry>
 873             </row>
 874
 875             <row>
 876               <entry><option>-funfolding-use-threshold</option></entry>
 877               <entry>Tweak unfolding settings</entry>
 878               <entry>static</entry>
 879               <entry><option>-fno-unfolding-use-threshold</option></entry>
 880             </row>
 881           </tbody>
 882         </tgroup>
 883       </informaltable>
 884     </sect2>
 885
 886     <sect2>
 887       <title>Profiling options (<xref linkend="profiling">)</title>
 888
 889       <informaltable>
 890         <tgroup cols=3 align=left colsep=1 rowsep=1>
 891           <thead>
 892             <row>
 893               <entry>Flag</entry>
 894               <entry>Description</entry>
 895               <entry>Static/Dynamic</entry>
 896               <entry>Reverse</entry>
 897             </row>
 898           </thead>
 899           <tbody>
 900             <row>
 901               <entry><option>-auto</option></entry>
 902               <entry>Auto-add <literal>_scc_</literal>s to all
 903               exported functions</entry>
 904               <entry>static</entry>
 905               <entry><option>-no-auto</option></entry>
 906             </row>
 907             <row>
 908               <entry><option>-auto-all</option></entry>
 909               <entry>Auto-add <literal>_scc_</literal>s to all
 910               top-level functions</entry>
 911               <entry>static</entry>
 912               <entry><option>-no-auto-all</option></entry>
 913             </row>
 914             <row>
 915               <entry><option>-auto-dicts</option></entry>
 916               <entry>Auto-add <literal>_scc_</literal>s to all dictionaries</entry>
 917               <entry>static</entry>
 918               <entry><option>-no-auto-dicts</option></entry>
 919             </row>
 920             <row>
 921               <entry><option>-caf-all</option></entry>
 922               <entry>Auto-add <literal>_scc_</literal>s to all CAFs</entry>
 923               <entry>static</entry>
 924               <entry><option>-no-caf-all</option></entry>
 925             </row>
 926             <row>
 927               <entry><option>-prof</option></entry>
 928               <entry>Turn on profiling</entry>
 929               <entry>static</entry>
 930               <entry>-</entry>
 931             </row>
 932             <row>
 933               <entry><option>-ticky</option></entry>
 934               <entry>Turn on ticky-ticky profiling</entry>
 935               <entry>static</entry>
 936               <entry>-</entry>
 937             </row>
 938           </tbody>
 939         </tgroup>
 940       </informaltable>
 941     </sect2>
 942
 943     <sect2>
 944       <title>Parallelism options (<xref linkend="sec-using-parallel">)</title>
 945
 946       <informaltable>
 947         <tgroup cols=3 align=left colsep=1 rowsep=1>
 948           <thead>
 949             <row>
 950               <entry>Flag</entry>
 951               <entry>Description</entry>
 952               <entry>Static/Dynamic</entry>
 953               <entry>Reverse</entry>
 954             </row>
 955           </thead>
 956           <tbody>
 957             <row>
 958               <entry><option>-gransim</option></entry>
 959               <entry>Enable GRANSIM</entry>
 960               <entry>static</entry>
 961               <entry>-</entry>
 962             </row>
 963             <row>
 964               <entry><option>-parallel</option></entry>
 965               <entry>Enable Parallel Haskell</entry>
 966               <entry>static</entry>
 967               <entry>-</entry>
 968             </row>
 969             <row>
 970               <entry><option>-smp</option></entry>
 971               <entry>Enable SMP support</entry>
 972               <entry>static</entry>
 973               <entry>-</entry>
 974             </row>
 975           </tbody>
 976         </tgroup>
 977       </informaltable>
 978     </sect2>
 979
 980     <sect2>
 981       <title>C pre-processor options (<xref linkend="c-pre-processor">)</title>
 982
 983       <informaltable>
 984         <tgroup cols=3 align=left colsep=1 rowsep=1>
 985           <thead>
 986             <row>
 987               <entry>Flag</entry>
 988               <entry>Description</entry>
 989               <entry>Static/Dynamic</entry>
 990               <entry>Reverse</entry>
 991             </row>
 992           </thead>
 993           <tbody>
 994             <row>
 995               <entry><option>-cpp</option></entry>
 996               <entry>Run the C pre-processor on Haskell source files</entry>
 997               <entry>dynamic</entry>
 998               <entry>-</entry>
 999             </row>
1000             <row>
1001               <entry><option>-D</option><replaceable>symbol</replaceable><optional>=<replaceable>value</replaceable></optional></entry>
1002               <entry>Define a symbol in the C pre-processor</entry>
1003               <entry>dynamic</entry>
1004               <entry><option>-U</option><replaceable>symbol</replaceable></entry>
1005             </row>
1006             <row>
1007               <entry><option>-U</option><replaceable>symbol</replaceable></entry>
1008               <entry>Undefine a symbol in the C pre-processor</entry>
1009               <entry>dynamic</entry>
1010               <entry>-</entry>
1011             </row>
1012             <row>
1013               <entry><option>-I</option><replaceable>dir</replaceable></entry>
1014               <entry>Add <replaceable>dir</replaceable> to the
1015               directory search list for <literal>#include</literal> files</entry>
1016               <entry>static</entry>
1017               <entry>-</entry>
1018             </row>
1019           </tbody>
1020         </tgroup>
1021       </informaltable>
1022     </sect2>
1023
1024     <sect2>
1025       <title>C compiler options (<xref linkend="options-C-compiler">)</title>
1026       <informaltable>
1027         <tgroup cols=3 align=left colsep=1 rowsep=1>
1028           <thead>
1029             <row>
1030               <entry>Flag</entry>
1031               <entry>Description</entry>
1032               <entry>Static/Dynamic</entry>
1033               <entry>Reverse</entry>
1034             </row>
1035           </thead>
1036           <tbody>
1037             <row>
1038               <entry><option>-#include</option> <replaceable>file</replaceable></entry>
1039               <entry>Include <replaceable>file</replaceable> when
1040               compiling the <filename>.hc</filename> file</entry>
1041               <entry>dynamic</entry>
1042               <entry>-</entry>
1043             </row>
1044           </tbody>
1045         </tgroup>
1046       </informaltable>
1047     </sect2>
1048
1049     <sect2>
1050       <title>Code generation options (<xref linkend="options-codegen">)</title>
1051
1052       <informaltable>
1053         <tgroup cols=3 align=left colsep=1 rowsep=1>
1054           <thead>
1055             <row>
1056               <entry>Flag</entry>
1057               <entry>Description</entry>
1058               <entry>Static/Dynamic</entry>
1059               <entry>Reverse</entry>
1060             </row>
1061           </thead>
1062           <tbody>
1063             <row>
1064               <entry><option>-fasm</option></entry>
1065               <entry>Use the native code generator</entry>
1066               <entry>dynamic</entry>
1067               <entry>-fvia-C</entry>
1068             </row>
1069             <row>
1070               <entry><option>-fvia-C</option></entry>
1071               <entry>Compile via C</entry>
1072               <entry>dynamic</entry>
1073               <entry>-fasm</entry>
1074             </row>
1075             <row>
1076               <entry><option>-fno-code</option></entry>
1077               <entry>Omit code generation</entry>
1078               <entry>static</entry>
1079               <entry>-</entry>
1080             </row>
1081           </tbody>
1082         </tgroup>
1083       </informaltable>
1084     </sect2>
1085
1086     <sect2>
1087       <title>Linking options (<xref linkend="options-linker">)</title>
1088
1089       <informaltable>
1090         <tgroup cols=3 align=left colsep=1 rowsep=1>
1091           <thead>
1092             <row>
1093               <entry>Flag</entry>
1094               <entry>Description</entry>
1095               <entry>Static/Dynamic</entry>
1096               <entry>Reverse</entry>
1097             </row>
1098           </thead>
1099           <tbody>
1100             <row>
1101               <entry><option>-dynamic</option></entry>
1102               <entry>Use dynamic Haskell libraries (if available)</entry>
1103               <entry>static</entry>
1104               <entry>-</entry>
1105             </row>
1106             <row>
1107               <entry><option>-framework</option> <replaceable>name</replaceable></entry>
1108               <entry>On Darwin/MacOS X only, link in the framework <replaceable>name</replaceable>.
1109                 This option corresponds to the <option>-framework</option> option for Apple's Linker.</entry>
1110               <entry>static</entry>
1111               <entry>-</entry>
1112             </row>
1113             <row>
1114               <entry><option>-framework-path</option> <replaceable>name</replaceable></entry>
1115               <entry>On Darwin/MacOS X only, add <replaceable>dir</replaceable> to the list of
1116                 directories searched for frameworks.
1117                 This option corresponds to the <option>-F</option> option for Apple's Linker.</entry>
1118               <entry>static</entry>
1119               <entry>-</entry>
1120             </row>
1121             <row>
1122               <entry><option>-l</option><replaceable>lib</replaceable></entry>
1123               <entry>Link in library <replaceable>lib</replaceable></entry>
1124               <entry>static</entry>
1125               <entry>-</entry>
1126             </row>
1127             <row>
1128               <entry><option>-L</option><replaceable>dir</replaceable></entry>
1129               <entry>Add <replaceable>dir</replaceable> to the list of
1130               directories searched for libraries</entry>
1131               <entry>static</entry>
1132               <entry>-</entry>
1133             </row>
1134             <row>
1135               <entry><option>-main-is</option></entry>
1136               <entry>Set main function</entry>
1137               <entry>static</entry>
1138               <entry>-</entry>
1139             </row>
1140             <row>
1141               <entry><option>-no-hs-main</option></entry>
1142               <entry>Don't asssume this program contains <literal>main</literal></entry>
1143               <entry>static</entry>
1144               <entry>-</entry>
1145             </row>
1146             <row>
1147               <entry><option>-no-link</option></entry>
1148               <entry>Omit linking</entry>
1149               <entry>static</entry>
1150               <entry>-</entry>
1151             </row>
1152             <row>
1153               <entry><option>-package</option> <replaceable>name</replaceable></entry>
1154               <entry>Link in package <replaceable>name</replaceable></entry>
1155               <entry>static</entry>
1156               <entry>-</entry>
1157             </row>
1158             <row>
1159               <entry><option>-split-objs</option></entry>
1160               <entry>Split objects (for libraries)</entry>
1161               <entry>static</entry>
1162               <entry>-</entry>
1163             </row>
1164             <row>
1165               <entry><option>-static</option></entry>
1166               <entry>Use static Haskell libraries</entry>
1167               <entry>static</entry>
1168               <entry>-</entry>
1169             </row>
1170           </tbody>
1171         </tgroup>
1172       </informaltable>
1173     </sect2>
1174
1175     <sect2>
1176       <title>Replacing phases (<xref linkend="replacing-phases">)</title>
1177
1178       <informaltable>
1179         <tgroup cols=3 align=left colsep=1 rowsep=1>
1180           <thead>
1181             <row>
1182               <entry>Flag</entry>
1183               <entry>Description</entry>
1184               <entry>Static/Dynamic</entry>
1185               <entry>Reverse</entry>
1186             </row>
1187           </thead>
1188           <tbody>
1189             <row>
1190               <entry><option>-pgmL</option> <replaceable>cmd</replaceable></entry>
1191               <entry>Use <replaceable>cmd</replaceable> as the literate pre-processor</entry>
1192               <entry>static</entry>
1193               <entry>-</entry>
1194             </row>
1195             <row>
1196               <entry><option>-pgmP</option> <replaceable>cmd</replaceable></entry>
1197               <entry>Use <replaceable>cmd</replaceable> as the C
1198               pre-processor (with <option>-cpp</option> only)</entry>
1199               <entry>static</entry> <entry>-</entry>
1200             </row>
1201             <row>
1202               <entry><option>-pgmc</option> <replaceable>cmd</replaceable></entry>
1203               <entry>Use <replaceable>cmd</replaceable> as the C compiler</entry>
1204               <entry>static</entry>
1205               <entry>-</entry>
1206             </row>
1207             <row>
1208               <entry><option>-pgma</option> <replaceable>cmd</replaceable></entry>
1209               <entry>Use <replaceable>cmd</replaceable> as the assembler</entry>
1210               <entry>static</entry>
1211               <entry>-</entry>
1212             </row>
1213             <row>
1214               <entry><option>-pgml</option> <replaceable>cmd</replaceable></entry>
1215               <entry>Use <replaceable>cmd</replaceable> as the linker</entry>
1216               <entry>static</entry>
1217               <entry>-</entry>
1218             </row>
1219             <row>
1220               <entry><option>-pgmdll</option> <replaceable>cmd</replaceable></entry>
1221               <entry>Use <replaceable>cmd</replaceable> as the DLL generator</entry>
1222               <entry>static</entry>
1223               <entry>-</entry>
1224             </row>
1225             <row>
1226               <entry><option>-pgmdep</option> <replaceable>cmd</replaceable></entry>
1227               <entry>Use <replaceable>cmd</replaceable> as the dependency generator</entry>
1228               <entry>static</entry>
1229               <entry>-</entry>
1230             </row>
1231             <row>
1232               <entry><option>-pgmF</option> <replaceable>cmd</replaceable></entry>
1233               <entry>Use <replaceable>cmd</replaceable> as the pre-processor
1234               (with <option>-F</option> only)</entry>
1235               <entry>static</entry>
1236               <entry>-</entry>
1237             </row>
1238           </tbody>
1239         </tgroup>
1240       </informaltable>
1241       <indexterm><primary><option>-pgmL</option></primary></indexterm>
1242       <indexterm><primary><option>-pgmP</option></primary></indexterm>
1243       <indexterm><primary><option>-pgmc</option></primary></indexterm>
1244       <indexterm><primary><option>-pgma</option></primary></indexterm>
1245       <indexterm><primary><option>-pgml</option></primary></indexterm>
1246       <indexterm><primary><option>-pgmdll</option></primary></indexterm>
1247       <indexterm><primary><option>-pgmdep</option></primary></indexterm>
1248       <indexterm><primary><option>-pgmF</option></primary></indexterm>
1249
1250     </sect2>
1251
1252     <sect2>
1253       <title>Forcing options to particular phases (<xref linkend="forcing-options-through">)</title>
1254
1255       <informaltable>
1256         <tgroup cols=3 align=left colsep=1 rowsep=1>
1257           <thead>
1258             <row>
1259               <entry>Flag</entry>
1260               <entry>Description</entry>
1261               <entry>Static/Dynamic</entry>
1262               <entry>Reverse</entry>
1263             </row>
1264           </thead>
1265           <tbody>
1266             <row>
1267               <entry><option>-optL</option> <replaceable>option</replaceable></entry>
1268               <entry>pass <replaceable>option</replaceable> to the literate pre-processor</entry>
1269               <entry>dynamic</entry>
1270               <entry>-</entry>
1271             </row>
1272             <row>
1273               <entry><option>-optP</option> <replaceable>option</replaceable></entry>
1274               <entry>pass <replaceable>option</replaceable> to cpp (with
1275               <option>-cpp</option> only)</entry>
1276               <entry>dynamic</entry>
1277               <entry>-</entry>
1278             </row>
1279             <row>
1280               <entry><option>-optc</option> <replaceable>option</replaceable></entry>
1281               <entry>pass <replaceable>option</replaceable> to the C compiler</entry>
1282               <entry>dynamic</entry>
1283               <entry>-</entry>
1284             </row>
1285             <row>
1286               <entry><option>-opta</option> <replaceable>option</replaceable></entry>
1287               <entry>pass <replaceable>option</replaceable> to the assembler</entry>
1288               <entry>dynamic</entry>
1289               <entry>-</entry>
1290             </row>
1291             <row>
1292               <entry><option>-optl</option> <replaceable>option</replaceable></entry>
1293               <entry>pass <replaceable>option</replaceable> to the linker</entry>
1294               <entry>static</entry>
1295               <entry>-</entry>
1296             </row>
1297             <row>
1298               <entry><option>-optdll</option> <replaceable>option</replaceable></entry>
1299               <entry>pass <replaceable>option</replaceable> to the DLL generator</entry>
1300               <entry>static</entry>
1301               <entry>-</entry>
1302             </row>
1303             <row>
1304               <entry><option>-optdep</option> <replaceable>option</replaceable></entry>
1305               <entry>pass <replaceable>option</replaceable> to the dependency generator</entry>
1306               <entry>static</entry>
1307               <entry>-</entry>
1308             </row>
1309           </tbody>
1310         </tgroup>
1311       </informaltable>
1312     </sect2>
1313
1314     <sect2>
1315       <title>Platform-specific options (<xref linkend="options-platform">)</title>
1316
1317       <informaltable>
1318         <tgroup cols=3 align=left colsep=1 rowsep=1>
1319           <thead>
1320             <row>
1321               <entry>Flag</entry>
1322               <entry>Description</entry>
1323               <entry>Static/Dynamic</entry>
1324               <entry>Reverse</entry>
1325             </row>
1326           </thead>
1327           <tbody>
1328             <row>
1329               <entry><option>-mv8</option></entry>
1330               <entry>(SPARC only) enable version 8 support</entry>
1331               <entry>static</entry>
1332               <entry>-</entry>
1333             </row>
1334             <row>
1335               <entry><option>-monly-[32]-regs</option></entry>
1336               <entry>(x86 only) give some registers back to the C compiler</entry>
1337               <entry>dynamic</entry>
1338               <entry>-</entry>
1339             </row>
1340           </tbody>
1341         </tgroup>
1342       </informaltable>
1343     </sect2>
1344
1345
1346     <sect2>
1347       <title>External core file options (<xref linkend="ext-core">)</title>
1348
1349       <informaltable>
1350         <tgroup cols=3 align=left colsep=1 rowsep=1>
1351           <thead>
1352             <row>
1353               <entry>Flag</entry>
1354               <entry>Description</entry>
1355               <entry>Static/Dynamic</entry>
1356               <entry>Reverse</entry>
1357             </row>
1358           </thead>
1359           <tbody>
1360             <row>
1361               <entry><option>-fext-core</option></entry>
1362               <entry>Generate <filename>.hcr</filename> external Core files</entry>
1363               <entry>static</entry>
1364               <entry>-</entry>
1365             </row>
1366           </tbody>
1367         </tgroup>
1368       </informaltable>
1369     </sect2>
1370
1371
1372     <sect2>
1373       <title>Compiler debugging options (<xref linkend="options-debugging">)</title>
1374
1375       <informaltable>
1376         <tgroup cols=3 align=left colsep=1 rowsep=1>
1377           <thead>
1378             <row>
1379               <entry>Flag</entry>
1380               <entry>Description</entry>
1381               <entry>Static/Dynamic</entry>
1382               <entry>Reverse</entry>
1383             </row>
1384           </thead>
1385           <tbody>
1386             <row>
1387               <entry><option>-dcore-lint</option></entry>
1388               <entry>Turn on internal sanity checking</entry>
1389               <entry>dynamic</entry>
1390               <entry>-</entry>
1391             </row>
1392             <row>
1393               <entry><option>-ddump-absC</option></entry>
1394               <entry>Dump abstract C</entry>
1395               <entry>dynamic</entry>
1396               <entry>-</entry>
1397             </row>
1398             <row>
1399               <entry><option>-ddump-asm</option></entry>
1400               <entry>Dump assembly</entry>
1401               <entry>dynamic</entry>
1402               <entry>-</entry>
1403             </row>
1404             <row>
1405               <entry><option>-ddump-bcos</option></entry>
1406               <entry>Dump interpreter byte code</entry>
1407               <entry>dynamic</entry>
1408               <entry>-</entry>
1409             </row>
1410             <row>
1411               <entry><option>-ddump-cpranal</option></entry>
1412               <entry>Dump output from CPR analysis</entry>
1413               <entry>dynamic</entry>
1414               <entry>-</entry>
1415             </row>
1416             <row>
1417               <entry><option>-ddump-cse</option></entry>
1418               <entry>Dump CSE output</entry>
1419               <entry>dynamic</entry>
1420               <entry>-</entry>
1421             </row>
1422             <row>
1423               <entry><option>-ddump-deriv</option></entry>
1424               <entry>Dump deriving output</entry>
1425               <entry>dynamic</entry>
1426               <entry>-</entry>
1427             </row>
1428             <row>
1429               <entry><option>-ddump-ds</option></entry>
1430               <entry>Dump desugarer output</entry>
1431               <entry>dynamic</entry>
1432               <entry>-</entry>
1433             </row>
1434             <row>
1435               <entry><option>-ddump-flatC</option></entry>
1436               <entry>Dump &ldquo;flat&rdquo; C</entry>
1437               <entry>dynamic</entry>
1438               <entry>-</entry>
1439             </row>
1440             <row>
1441               <entry><option>-ddump-foreign</option></entry>
1442               <entry>Dump <literal>foreign export</literal> stubs</entry>
1443               <entry>dynamic</entry>
1444               <entry>-</entry>
1445             </row>
1446             <row>
1447               <entry><option>-ddump-inlinings</option></entry>
1448               <entry>Dump inlining info</entry>
1449               <entry>dynamic</entry>
1450               <entry>-</entry>
1451             </row>
1452             <row>
1453               <entry><option>-ddump-occur-anal</option></entry>
1454               <entry>Dump occurrence analysis output</entry>
1455               <entry>dynamic</entry>
1456               <entry>-</entry>
1457             </row>
1458             <row>
1459               <entry><option>-ddump-parsed</option></entry>
1460               <entry>Dump parse tree</entry>
1461               <entry>dynamic</entry>
1462               <entry>-</entry>
1463             </row>
1464             <row>
1465               <entry><option>-ddump-realC</option></entry>
1466               <entry>Dump &ldquo;real&rdquo; C</entry>
1467               <entry>dynamic</entry>
1468               <entry>-</entry>
1469             </row>
1470             <row>
1471               <entry><option>-ddump-rn</option></entry>
1472               <entry>Dump renamer output</entry>
1473               <entry>dynamic</entry>
1474               <entry>-</entry>
1475             </row>
1476             <row>
1477               <entry><option>-ddump-rules</option></entry>
1478               <entry>Dump rules</entry>
1479               <entry>dynamic</entry>
1480               <entry>-</entry>
1481             </row>
1482             <row>
1483               <entry><option>-ddump-sat</option></entry>
1484               <entry>Dump saturated output</entry>
1485               <entry>dynamic</entry>
1486               <entry>-</entry>
1487             </row>
1488             <row>
1489               <entry><option>-ddump-simpl</option></entry>
1490               <entry>Dump final simplifier output</entry>
1491               <entry>dynamic</entry>
1492               <entry>-</entry>
1493             </row>
1494             <row>
1495               <entry><option>-ddump-simpl-iterations</option></entry>
1496               <entry>Dump output from each simplifier iteration</entry>
1497               <entry>dynamic</entry>
1498               <entry>-</entry>
1499             </row>
1500             <row>
1501               <entry><option>-ddump-spec</option></entry>
1502               <entry>Dump specialiser output</entry>
1503               <entry>dynamic</entry>
1504               <entry>-</entry>
1505             </row>
1506             <row>
1507               <entry><option>-ddump-stg</option></entry>
1508               <entry>Dump final STG</entry>
1509               <entry>dynamic</entry>
1510               <entry>-</entry>
1511             </row>
1512             <row>
1513               <entry><option>-ddump-stranal</option></entry>
1514               <entry>Dump strictness analyser output</entry>
1515               <entry>dynamic</entry>
1516               <entry>-</entry>
1517             </row>
1518             <row>
1519               <entry><option>-ddump-tc</option></entry>
1520               <entry>Dump typechecker output</entry>
1521               <entry>dynamic</entry>
1522               <entry>-</entry>
1523             </row>
1524             <row>
1525               <entry><option>-ddump-types</option></entry>
1526               <entry>Dump type signatures</entry>
1527               <entry>dynamic</entry>
1528               <entry>-</entry>
1529             </row>
1530             <row>
1531               <entry><option>-ddump-usagesp</option></entry>
1532               <entry>Dump UsageSP analysis output</entry>
1533               <entry>dynamic</entry>
1534               <entry>-</entry>
1535             </row>
1536             <row>
1537               <entry><option>-ddump-worker-wrapper</option></entry>
1538               <entry>Dump worker-wrapper output</entry>
1539               <entry>dynamic</entry>
1540               <entry>-</entry>
1541             </row>
1542             <row>
1543               <entry><option>-ddump-rn-trace</option></entry>
1544               <entry>Trace renamer</entry>
1545               <entry>dynamic</entry>
1546               <entry>-</entry>
1547             </row>
1548             <row>
1549               <entry><option>-ddump-rn-stats</option></entry>
1550               <entry>Renamer stats</entry>
1551               <entry>dynamic</entry>
1552               <entry>-</entry>
1553             </row>
1554             <row>
1555               <entry><option>-ddump-stix</option></entry>
1556               <entry>Native code generator intermediate form</entry>
1557               <entry>dynamic</entry>
1558               <entry>-</entry>
1559             </row>
1560             <row>
1561               <entry><option>-ddump-simpl-stats</option></entry>
1562               <entry>Dump simplifier stats</entry>
1563               <entry>dynamic</entry>
1564               <entry>-</entry>
1565             </row>
1566             <row>
1567               <entry><option>-dppr-debug</option></entry>
1568               <entry>Turn on debug printing (more verbose)</entry>
1569               <entry>static</entry>
1570               <entry>-</entry>
1571             </row>
1572             <row>
1573               <entry><option>-dppr-noprags</option></entry>
1574               <entry>Don't output pragma info in dumps</entry>
1575               <entry>static</entry>
1576               <entry>-</entry>
1577             </row>
1578             <row>
1579               <entry><option>-dppr-user-length</option></entry>
1580               <entry>Set the depth for printing expressions in error msgs</entry>
1581               <entry>static</entry>
1582               <entry>-</entry>
1583             </row>
1584             <row>
1585               <entry><option>-dsource-stats</option></entry>
1586               <entry>Dump haskell source stats</entry>
1587               <entry>dynamic</entry>
1588               <entry>-</entry>
1589             </row>
1590             <row>
1591               <entry><option>-dstg-lint</option></entry>
1592               <entry>STG pass sanity checking</entry>
1593               <entry>dynamic</entry>
1594               <entry>-</entry>
1595             </row>
1596             <row>
1597               <entry><option>-dstg-stats</option></entry>
1598               <entry>Dump STG stats</entry>
1599               <entry>dynamic</entry>
1600               <entry>-</entry>
1601             </row>
1602             <row>
1603               <entry><option>-dusagesp-lint</option></entry>
1604               <entry>UsageSP sanity checker</entry>
1605               <entry>dynamic</entry>
1606               <entry>-</entry>
1607             </row>
1608             <row>
1609               <entry><option>-dverbose-core2core</option></entry>
1610               <entry>Show output from each core-to-core pass</entry>
1611               <entry>dynamic</entry>
1612               <entry>-</entry>
1613             </row>
1614             <row>
1615               <entry><option>-dverbose-stg2stg</option></entry>
1616               <entry>Show output from each STG-to-STG pass</entry>
1617               <entry>dynamic</entry>
1618               <entry>-</entry>
1619             </row>
1620             <row>
1621               <entry><option>-unreg</option></entry>
1622               <entry>Enable unregisterised compilation</entry>
1623               <entry>static</entry>
1624               <entry>-</entry>
1625             </row>
1626           </tbody>
1627         </tgroup>
1628       </informaltable>
1629     </sect2>
1630
1631     <sect2>
1632       <title>Misc compiler options</title>
1633
1634       <informaltable>
1635         <tgroup cols=3 align=left colsep=1 rowsep=1>
1636           <thead>
1637             <row>
1638               <entry>Flag</entry>
1639               <entry>Description</entry>
1640               <entry>Static/Dynamic</entry>
1641               <entry>Reverse</entry>
1642             </row>
1643           </thead>
1644           <tbody>
1645             <row>
1646               <entry><option>-femit-extern-decls</option></entry>
1647               <entry>???</entry>
1648               <entry>static</entry>
1649               <entry>-</entry>
1650             </row>
1651             <row>
1652               <entry><option>-fglobalise-toplev-names</option></entry>
1653               <entry>Make all top-level names global (for <option>-split-objs</option>)</entry>
1654               <entry>static</entry>
1655               <entry>-</entry>
1656             </row>
1657             <row>
1658               <entry><option>-fno-hi-version-check</option></entry>
1659               <entry>Don't complain about <literal>.hi</literal> file mismatches</entry>
1660               <entry>static</entry>
1661               <entry>-</entry>
1662             </row>
1663             <row>
1664               <entry><option>-dno-black-holing</option></entry>
1665               <entry>Turn off black holing (probably doesn't work)</entry>
1666               <entry>static</entry>
1667               <entry>-</entry>
1668             </row>
1669             <row>
1670               <entry><option>-fno-method-sharing</option></entry>
1671               <entry>Don't share specialisations of overloaded functions</entry>
1672               <entry>static</entry>
1673               <entry>-</entry>
1674             </row>
1675             <row>
1676               <entry><option>-fno-prune-decls</option></entry>
1677               <entry>Renamer: don't prune declarations</entry>
1678               <entry>static</entry>
1679               <entry>-</entry>
1680             </row>
1681             <row>
1682               <entry><option>-fhistory-size</option></entry>
1683               <entry>Set simplification history size</entry>
1684               <entry>static</entry>
1685               <entry>-</entry>
1686             </row>
1687             <row>
1688               <entry><option>-funregisterised</option></entry>
1689               <entry>Unregisterised compilation (use <option>-unreg</option> instead)</entry>
1690               <entry>static</entry>
1691               <entry>-</entry>
1692             </row>
1693             <row>
1694               <entry><option>-fno-asm-mangling</option></entry>
1695               <entry>Turn off assembly mangling (use <option>-unreg</option> instead)</entry>
1696               <entry>static</entry>
1697               <entry>-</entry>
1698             </row>
1699           </tbody>
1700         </tgroup>
1701       </informaltable>
1702     </sect2>
1703   </sect1>
1704
1705
1706 <!--
1707 Still to document:
1708
1709 Misc:
1710   ,  ( "H"                 , HasArg (setHeapSize . fromIntegral . decodeSize) )
1711   ,  ( "Rghc-timing"       , NoArg  (enableTimingStats) )
1712
1713   -Bdir
1714 -->
1715
1716 <!-- Emacs stuff:
1717      ;;; Local Variables: ***
1718      ;;; mode: sgml ***
1719      ;;; sgml-parent-document: ("users_guide.sgml" "book" "chapter") ***
1720      ;;; End: ***
1721  -->