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