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>--version</option></entry>
  49               <entry>display GHC version</entry>
  50               <entry>static</entry>
  51               <entry>-</entry>
  52             </row>
  53             <row>
  54               <entry><option>--numeric-version</option></entry>
  55               <entry>display GHC version (numeric only)</entry>
  56               <entry>static</entry>
  57               <entry>-</entry>
  58             </row>
  59           </tbody>
  60         </tgroup>
  61       </informaltable>
  62
  63     </sect2>
  64     <sect2>
  65       <title>Which phases to run (<xref linkend="options-order">)</title>
  66
  67       <informaltable>
  68         <tgroup cols=3 align=left colsep=1 rowsep=1>
  69           <thead>
  70             <row>
  71               <entry>Flag</entry>
  72               <entry>Description</entry>
  73               <entry>Static/Dynamic</entry>
  74               <entry>Reverse</entry>
  75             </row>
  76           </thead>
  77           <tbody>
  78             <row>
  79               <entry><option>-E</option></entry>
  80               <entry>Stop after preprocessing (<literal>.hspp</literal> file)</entry>
  81               <entry>static</entry>
  82               <entry>-</entry>
  83             </row>
  84             <row>
  85               <entry><option>-C</option></entry>
  86               <entry>Stop after generating C (<literal>.hc</literal> file)</entry>
  87               <entry>static</entry>
  88               <entry>-</entry>
  89             </row>
  90             <row>
  91               <entry><option>-S</option></entry>
  92               <entry>Stop after generating assembly (<literal>.s</literal> file)</entry>
  93               <entry>static</entry>
  94               <entry>-</entry>
  95             </row>
  96             <row>
  97               <entry><option>-c</option></entry>
  98               <entry>Stop after compiling to object code (<literal>.o</literal> file)</entry>
  99               <entry>static</entry>
 100               <entry>-</entry>
 101             </row>
 102           </tbody>
 103         </tgroup>
 104       </informaltable>
 105     </sect2>
 106
 107     <sect2>
 108       <title>Redirecting output (<xref linkend="options-output">)</title>
 109
 110       <informaltable>
 111         <tgroup cols=3 align=left colsep=1 rowsep=1>
 112           <thead>
 113             <row>
 114               <entry>Flag</entry>
 115               <entry>Description</entry>
 116               <entry>Static/Dynamic</entry>
 117               <entry>Reverse</entry>
 118             </row>
 119           </thead>
 120           <tbody>
 121             <row>
 122               <entry><option>-hcsuf</option> <replaceable>suffix</replaceable></entry>
 123               <entry>set the suffix to use for intermediate C files</entry>
 124               <entry>static</entry>
 125               <entry>-</entry>
 126             </row>
 127             <row>
 128               <entry><option>-hidir</option> <replaceable>dir</replaceable></entry>
 129               <entry>set directory for interface files</entry>
 130               <entry>static</entry>
 131               <entry>-</entry>
 132             </row>
 133             <row>
 134               <entry><option>-hisuf</option> <replaceable>suffix</replaceable></entry>
 135               <entry>set the suffix to use for interface files</entry>
 136               <entry>static</entry>
 137               <entry>-</entry>
 138             </row>
 139             <row>
 140               <entry><option>-o</option> <replaceable>filename</replaceable></entry>
 141               <entry>set output filename</entry>
 142               <entry>static</entry>
 143               <entry>-</entry>
 144             </row>
 145             <row>
 146               <entry><option>-odir</option> <replaceable>dir</replaceable></entry>
 147               <entry>set output directory</entry>
 148               <entry>static</entry>
 149               <entry>-</entry>
 150             </row>
 151             <row>
 152               <entry><option>-ohi</option> <replaceable>filename</replaceable></entry>
 153               <entry>set the filename in which to put the interface</entry>
 154               <entry>static</entry>
 155               <entry></entry>
 156             </row>
 157             <row>
 158               <entry><option>-osuf</option> <replaceable>suffix</replaceable></entry>
 159               <entry>set the output file suffix</entry>
 160               <entry>static</entry>
 161               <entry>-</entry>
 162             </row>
 163           </tbody>
 164         </tgroup>
 165       </informaltable>
 166     </sect2>
 167
 168     <sect2>
 169       <title>Keeping intermediate files (<xref linkend="keeping-intermediates">)</title>
 170
 171       <informaltable>
 172         <tgroup cols=3 align=left colsep=1 rowsep=1>
 173           <thead>
 174             <row>
 175               <entry>Flag</entry>
 176               <entry>Description</entry>
 177               <entry>Static/Dynamic</entry>
 178               <entry>Reverse</entry>
 179             </row>
 180           </thead>
 181           <tbody>
 182             <row>
 183               <entry><option>-keep-hc-file</option></entry>
 184               <entry>retain intermediate <literal>.hc</literal> files</entry>
 185               <entry>static</entry>
 186               <entry>-</entry>
 187             </row>
 188             <row>
 189               <entry><option>-keep-s-file</option></entry>
 190               <entry>retain intermediate <literal>.s</literal> files</entry>
 191               <entry>static</entry>
 192               <entry>-</entry>
 193             </row>
 194             <row>
 195               <entry><option>-keep-raw-s-file</option></entry>
 196               <entry>retain intermediate <literal>.raw_s</literal> files</entry>
 197               <entry>static</entry>
 198               <entry>-</entry>
 199             </row>
 200             <row>
 201               <entry><option>-keep-tmp-files</option></entry>
 202               <entry>retain all intermediate temporary files</entry>
 203               <entry>static</entry>
 204               <entry>-</entry>
 205             </row>
 206           </tbody>
 207         </tgroup>
 208       </informaltable>
 209     </sect2>
 210
 211     <sect2>
 212       <title>Temporary files (<xref linkend="temp-files">)</title>
 213
 214       <informaltable>
 215         <tgroup cols=3 align=left colsep=1 rowsep=1>
 216           <thead>
 217             <row>
 218               <entry>Flag</entry>
 219               <entry>Description</entry>
 220               <entry>Static/Dynamic</entry>
 221               <entry>Reverse</entry>
 222             </row>
 223           </thead>
 224           <tbody>
 225             <row>
 226               <entry><option>-tmpdir</option></entry>
 227               <entry>set the directory for temporary files</entry>
 228               <entry>static</entry>
 229               <entry>-</entry>
 230             </row>
 231           </tbody>
 232         </tgroup>
 233       </informaltable>
 234     </sect2>
 235
 236     <sect2>
 237       <title>Finding imports (<xref linkend="options-finding-imports">)</title>
 238
 239       <informaltable>
 240         <tgroup cols=3 align=left colsep=1 rowsep=1>
 241           <thead>
 242             <row>
 243               <entry>Flag</entry>
 244
 245               <entry>Description</entry>
 246               <entry>Static/Dynamic</entry>
 247               <entry>Reverse</entry>
 248             </row>
 249           </thead>
 250           <tbody>
 251             <row>
 252               <entry><option>-i</option><replaceable>dir1</replaceable>:<replaceable>dir2</replaceable>:...</entry>
 253               <entry>add <replaceable>dir</replaceable>,
 254                   <replaceable>dir2</replaceable>, etc. to import path</entry>
 255               <entry>static</entry>
 256               <entry>-</entry>
 257             </row>
 258             <row>
 259               <entry><option>-i</option></entry>
 260               <entry>Empty the import directory list</entry>
 261               <entry>static</entry>
 262               <entry>-</entry>
 263             </row>
 264           </tbody>
 265         </tgroup>
 266       </informaltable>
 267     </sect2>
 268
 269     <sect2>
 270       <title>Interface file options (<xref linkend="hi-options">)</title>
 271
 272       <informaltable>
 273         <tgroup cols=3 align=left colsep=1 rowsep=1>
 274           <thead>
 275             <row>
 276               <entry>Flag</entry>
 277
 278               <entry>Description</entry>
 279               <entry>Static/Dynamic</entry>
 280               <entry>Reverse</entry>
 281             </row>
 282           </thead>
 283           <tbody>
 284             <row>
 285               <entry><option>-ddump-hi</option></entry>
 286               <entry>Dump the new interface to stdout</entry>
 287               <entry>dynamic</entry>
 288               <entry>-</entry>
 289             </row>
 290             <row>
 291               <entry><option>-ddump-hi-diffs</option></entry>
 292               <entry>Show the differences vs. the old interface</entry>
 293               <entry>dynamic</entry>
 294               <entry>-</entry>
 295             </row>
 296           </tbody>
 297         </tgroup>
 298       </informaltable>
 299     </sect2>
 300
 301     <sect2>
 302       <title>Recompilation checking (<xref linkend="recomp">)</title>
 303
 304       <informaltable>
 305         <tgroup cols=3 align=left colsep=1 rowsep=1>
 306           <thead>
 307             <row>
 308               <entry>Flag</entry>
 309
 310               <entry>Description</entry>
 311               <entry>Static/Dynamic</entry>
 312               <entry>Reverse</entry>
 313             </row>
 314           </thead>
 315           <tbody>
 316             <row>
 317               <entry><option>-no-recomp</option></entry>
 318               <entry>Turn off recompilation checking</entry>
 319               <entry>static</entry>
 320               <entry><option>-recomp</option></entry>
 321             </row>
 322           </tbody>
 323         </tgroup>
 324       </informaltable>
 325     </sect2>
 326
 327     <sect2>
 328       <title>Interactive-mode options (<xref linkend="ghci-dot-files">)</title>
 329
 330       <informaltable>
 331         <tgroup cols=3 align=left colsep=1 rowsep=1>
 332           <thead>
 333             <row>
 334               <entry>Flag</entry>
 335               <entry>Description</entry>
 336               <entry>Static/Dynamic</entry>
 337               <entry>Reverse</entry>
 338             </row>
 339           </thead>
 340           <tbody>
 341             <row>
 342               <entry><option>-ignore-dot-ghci</option></entry>
 343               <entry>Disable reading of <filename>.ghci</filename> files</entry>
 344               <entry>static</entry>
 345               <entry>-</entry>
 346             </row>
 347             <row>
 348               <entry><option>-read-dot-ghci</option></entry>
 349               <entry>Enable reading of <filename>.ghci</filename> files</entry>
 350               <entry>static</entry>
 351               <entry>-</entry>
 352             </row>
 353           </tbody>
 354         </tgroup>
 355       </informaltable>
 356     </sect2>
 357
 358     <sect2>
 359       <title>Packages (<xref linkend="packages">)</title>
 360       <informaltable>
 361         <tgroup cols=3 align=left colsep=1 rowsep=1>
 362           <thead>
 363             <row>
 364               <entry>Flag</entry>
 365               <entry>Description</entry>
 366               <entry>Static/Dynamic</entry>
 367               <entry>Reverse</entry>
 368             </row>
 369           </thead>
 370           <tbody>
 371             <row>
 372               <entry><option>-package</option> <replaceable>name</replaceable></entry>
 373               <entry>Use package <replaceable>name</replaceable></entry>
 374               <entry>static</entry>
 375               <entry>-</entry>
 376             </row>
 377             <row>
 378               <entry><option>-package-conf</option> <replaceable>file</replaceable></entry>
 379               <entry>Load more packages from <replaceable>file</replaceable></entry>
 380               <entry>static</entry>
 381               <entry>-</entry>
 382             </row>
 383             <row>
 384               <entry><option>-package-name</option> <replaceable>name</replaceable></entry>
 385               <entry>Compile code for package <replaceable>name</replaceable></entry>
 386               <entry>static</entry>
 387               <entry>-</entry>
 388             </row>
 389           </tbody>
 390         </tgroup>
 391       </informaltable>
 392     </sect2>
 393
 394     <sect2>
 395       <title>Language options (<xref linkend="options-language">)</title>
 396
 397       <informaltable>
 398         <tgroup cols=3 align=left colsep=1 rowsep=1>
 399           <thead>
 400             <row>
 401               <entry>Flag</entry>
 402               <entry>Description</entry>
 403               <entry>Static/Dynamic</entry>
 404               <entry>Reverse</entry>
 405             </row>
 406           </thead>
 407           <tbody>
 408             <row>
 409               <entry><option>-fallow-overlapping-instances</option></entry>
 410               <entry></entry>
 411               <entry>dynamic</entry>
 412               <entry><option>-fno-allow-overlapping-instances</option></entry>
 413             </row>
 414             <row>
 415               <entry><option>-fallow-undecidable-instances</option></entry>
 416               <entry>Enable undecidable instances</entry>
 417               <entry>dynamic</entry>
 418               <entry><option>-fno-allow-undecidable-instances</option></entry>
 419             </row>
 420             <row>
 421               <entry><option>-fgenerics</option></entry>
 422               <entry>Enable generics</entry>
 423               <entry>dynamic</entry>
 424               <entry><option>-fno-fgenerics</option></entry>
 425             </row>
 426             <row>
 427               <entry><option>-fglasgow-exts</option></entry>
 428               <entry>Enable most language extensions</entry>
 429               <entry>dynamic</entry>
 430               <entry><option>-fno-glasgow-exts</option></entry>
 431             </row>
 432             <row>
 433               <entry><option>-fignore-asserts</option></entry>
 434               <entry>Ignore assertions</entry>
 435               <entry>dynamic</entry>
 436               <entry><option>-fno-ignore-asserts</option></entry>
 437             </row>
 438             <row>
 439               <entry><option>-fno-implicit-prelude</option></entry>
 440               <entry>Don't implicitly <literal>import Prelude</literal></entry>
 441               <entry>dynamic</entry>
 442               <entry>-</entry>
 443             </row>
 444             <row>
 445               <entry><option>-fno-monomorphism-restriction</option></entry>
 446               <entry>Disable the monomorphism restriction</entry>
 447               <entry>dynamic</entry>
 448               <entry><option>-</option></entry>
 449             </row>
 450             <row>
 451               <entry><option>-firrefutable-tuples</option></entry>
 452               <entry>Make tuple pattern matching irrefutable</entry>
 453               <entry>dynamic</entry>
 454               <entry><option>-fno-irrefutable-tuples</option></entry>
 455             </row>
 456             <row>
 457               <entry><option>-fcontext-stack</option><replaceable>n</replaceable></entry>
 458               <entry>set the limit for context reduction</entry>
 459               <entry>dynamic</entry>
 460               <entry><option>-</option></entry>
 461             </row>
 462           </tbody>
 463         </tgroup>
 464       </informaltable>
 465     </sect2>
 466
 467     <sect2>
 468       <title>Warnings (<xref linkend="options-sanity">)</title>
 469
 470     <informaltable>
 471       <tgroup cols=3 align=left colsep=1 rowsep=1>
 472         <thead>
 473           <row>
 474             <entry>Flag</entry>
 475             <entry>Description</entry>
 476             <entry>Static/Dynamic</entry>
 477             <entry>Reverse</entry>
 478           </row>
 479         </thead>
 480         <tbody>
 481           <row>
 482             <entry><option>-W</option></entry>
 483             <entry>enable normal warnings</entry>
 484             <entry>dynamic</entry>
 485             <entry><option>-w</option></entry>
 486           </row>
 487           <row>
 488             <entry><option>-w</option></entry>
 489             <entry>disable all warnings</entry>
 490             <entry>dynamic</entry>
 491             <entry>-</entry>
 492           </row>
 493           <row>
 494             <entry><option>-Wall</option></entry>
 495             <entry>enable all warnings</entry>
 496             <entry>dynamic</entry>
 497             <entry><option>-w</option></entry>
 498           </row>
 499
 500           <row>
 501             <entry><option>-fwarn-deprecations</option></entry>
 502             <entry>warn about uses of functions & types that are deprecated</entry>
 503             <entry>dynamic</entry>
 504             <entry><option>-fno-warn-deprecations</option></entry>
 505           </row>
 506
 507           <row>
 508             <entry><option>-fwarn-duplicate-exports</option></entry>
 509             <entry>warn when an entity is exported multiple times</entry>
 510             <entry>dynamic</entry>
 511             <entry><option>-fno-warn-duplicate-exports</option></entry>
 512           </row>
 513
 514           <row>
 515             <entry><option>-fwarn-hi-shadowing</option></entry>
 516             <entry>warn when a <literal>.hi</literal> file in the
 517             current directory shadows a library</entry>
 518             <entry>dynamic</entry>
 519             <entry><option>-fno-warn-hi-shadowing</option></entry>
 520           </row>
 521
 522           <row>
 523             <entry><option>-fwarn-incomplete-patterns</option></entry>
 524             <entry>warn when a pattern match could fail</entry>
 525             <entry>dynamic</entry>
 526             <entry><option>-fno-warn-incomplete-patterns</option></entry>
 527           </row>
 528
 529           <row>
 530             <entry><option>-fwarn-misc</option></entry>
 531             <entry>enable miscellaneous warnings</entry>
 532             <entry>dynamic</entry>
 533             <entry><option>-fno-warn-misc</option></entry>
 534           </row>
 535
 536           <row>
 537             <entry><option>-fwarn-missing-fields</option></entry>
 538             <entry>warn when fields of a record are uninitialised</entry>
 539             <entry>dynamic</entry>
 540             <entry><option>-fno-warn-missing-fields</option></entry>
 541           </row>
 542
 543           <row>
 544             <entry><option>-fwarn-missing-methods</option></entry>
 545             <entry>warn when class methods are undefined</entry>
 546             <entry>dynamic</entry>
 547             <entry><option>-fno-warn-missing-methods</option></entry>
 548           </row>
 549
 550           <row>
 551             <entry><option>-fwarn-missing-signatures</option></entry>
 552             <entry>warn about top-level functions without signatures</entry>
 553             <entry>dynamic</entry>
 554             <entry><option>-fno-warn-missing-signatures</option></entry>
 555           </row>
 556
 557           <row>
 558             <entry><option>-fwarn-name-shadowing</option></entry>
 559             <entry>warn when names are shadowed</entry>
 560             <entry>dynamic</entry>
 561             <entry><option>-fno-warn-name-shadowing</option></entry>
 562           </row>
 563
 564           <row>
 565             <entry><option>-fwarn-overlapping-patterns</option></entry>
 566             <entry>warn about overlapping patterns</entry>
 567             <entry>dynamic</entry>
 568             <entry><option>-fno-warn-overlapping-patterns</option></entry>
 569           </row>
 570
 571           <row>
 572             <entry><option>-fwarn-simple-patterns</option></entry>
 573             <entry>warn about lambda-patterns that can fail</entry>
 574             <entry>dynamic</entry>
 575             <entry><option>-fno-warn-simple-patterns</option></entry>
 576           </row>
 577
 578           <row>
 579             <entry><option>-fwarn-type-defaults</option></entry>
 580             <entry>warn when defaulting happens</entry>
 581             <entry>dynamic</entry>
 582             <entry><option>-fno-warn-type-defaults</option></entry>
 583           </row>
 584
 585           <row>
 586             <entry><option>-fwarn-unused-binds</option></entry>
 587             <entry>warn about bindings that are unused</entry>
 588             <entry>dynamic</entry>
 589             <entry><option>-fno-warn-unused-binds</option></entry>
 590           </row>
 591
 592           <row>
 593             <entry><option>-fwarn-unused-imports</option></entry>
 594             <entry>warn about unnecessary imports</entry>
 595             <entry>dynamic</entry>
 596             <entry><option>-fno-warn-unused-imports</option></entry>
 597           </row>
 598
 599           <row>
 600             <entry><option>-fwarn-unused-matches</option></entry>
 601             <entry>warn about variables in patterns that aren't used</entry>
 602             <entry>dynamic</entry>
 603             <entry><option>-fno-warn-unused-matches</option></entry>
 604           </row>
 605
 606           </tbody>
 607         </tgroup>
 608       </informaltable>
 609
 610     </sect2>
 611     <sect2>
 612       <title>Optimisation levels (<xref linkend="options-optimise">)</title>
 613
 614       <informaltable>
 615         <tgroup cols=3 align=left colsep=1 rowsep=1>
 616           <thead>
 617             <row>
 618               <entry>Flag</entry>
 619               <entry>Description</entry>
 620               <entry>Static/Dynamic</entry>
 621               <entry>Reverse</entry>
 622             </row>
 623           </thead>
 624           <tbody>
 625             <row>
 626               <entry><option>-O</option></entry>
 627               <entry>Enable default optimisation (level 1)</entry>
 628               <entry>static</entry>
 629               <entry><option>-O0</option></entry>
 630             </row>
 631             <row>
 632               <entry><option>-O</option><replaceable>n</replaceable></entry>
 633               <entry>Set optimisation level <replaceable>n</replaceable></entry>
 634               <entry>static</entry>
 635               <entry><option>-O0</option></entry>
 636             </row>
 637             <row>
 638               <entry><option>-O2-for-C</option></entry>
 639               <entry>Run <command>gcc</command> with <option>-O2</option></entry>
 640               <entry>static</entry>
 641               <entry>-</entry>
 642             </row>
 643           </tbody>
 644         </tgroup>
 645       </informaltable>
 646
 647     </sect2>
 648     <sect2>
 649       <title>Individual optimisations (<xref linkend="options-f">)</title>
 650
 651       <informaltable>
 652         <tgroup cols=3 align=left colsep=1 rowsep=1>
 653           <thead>
 654             <row>
 655               <entry>Flag</entry>
 656               <entry>Description</entry>
 657               <entry>Static/Dynamic</entry>
 658               <entry>Reverse</entry>
 659             </row>
 660           </thead>
 661           <tbody>
 662             <row>
 663               <entry><option>-fall-strict</option></entry>
 664               <entry>Make everything strict</entry>
 665               <entry>dynamic</entry>
 666               <entry><option>-fno-all-strict</option></entry>
 667             </row>
 668
 669             <row>
 670               <entry><option>-fcase-merge</option></entry>
 671               <entry>Enable case-merging</entry>
 672               <entry>static</entry>
 673               <entry><option>-fno-case-merge</option></entry>
 674             </row>
 675
 676             <row>
 677               <entry><option>-fdicts-strict</option></entry>
 678               <entry>Make dictionaries strict</entry>
 679               <entry>dynamic</entry>
 680               <entry><option>-fno-dicts-strict</option></entry>
 681             </row>
 682
 683             <row>
 684               <entry><option>-fdo-eta-reduction</option></entry>
 685               <entry>Enable eta-reduction</entry>
 686               <entry>static</entry>
 687               <entry><option>-fno-do-eta-reduction</option></entry>
 688             </row>
 689
 690             <row>
 691               <entry><option>-fdo-lambda-eta-expansion</option></entry>
 692               <entry>Enable lambda eta-reduction</entry>
 693               <entry>static</entry>
 694               <entry><option>-fno-do-lambda-eta-expansion</option></entry>
 695             </row>
 696
 697             <row>
 698               <entry><option>-fexcess-precision</option></entry>
 699               <entry>Enable excess intermediate precision</entry>
 700               <entry>static</entry>
 701               <entry><option>-fno-excess-precision</option></entry>
 702             </row>
 703
 704             <row>
 705               <entry><option>-ffoldr-build-on</option></entry>
 706               <entry>Enable foldr-build optimisation</entry>
 707               <entry>static</entry>
 708               <entry><option>-fno-foldr-build-on</option></entry>
 709             </row>
 710
 711             <row>
 712               <entry><option>-fignore-asserts</option></entry>
 713               <entry>Ignore assertions in the source</entry>
 714               <entry>static</entry>
 715               <entry><option>-fno-ignore-asserts</option></entry>
 716             </row>
 717
 718             <row>
 719               <entry><option>-fignore-interface-pragmas</option></entry>
 720               <entry>Ignore pragmas in interface files</entry>
 721               <entry>static</entry>
 722               <entry><option>-fno-ignore-interface-pragmas</option></entry>
 723             </row>
 724
 725             <row>
 726               <entry><option>-flet-no-escape</option></entry>
 727               <entry>Enable let-no-escape optimisation</entry>
 728               <entry>static</entry>
 729               <entry><option>-fno-let-no-escape</option></entry>
 730             </row>
 731
 732             <row>
 733               <entry><option>-fliberate-case-threshold</option></entry>
 734               <entry>Tweak the liberate-case optimisation (default: 10)</entry>
 735               <entry>static</entry>
 736               <entry><option>-fno-liberate-case-threshold</option></entry>
 737             </row>
 738
 739             <row>
 740               <entry><option>-fomit-interface-pragmas</option></entry>
 741               <entry>Don't generate interface pragmas</entry>
 742               <entry>static</entry>
 743               <entry><option>-fno-omit-interface-pragmas</option></entry>
 744             </row>
 745
 746             <row>
 747               <entry><option>-fmax-worker-args</option></entry>
 748               <entry>If a worker has that many arguments, none will be
 749                 unpacked anymore (default: 10)</entry>
 750               <entry>static</entry>
 751               <entry>-</entry>
 752             </row>
 753
 754             <row>
 755               <entry><option>-fmax-simplifier-iterations</option></entry>
 756               <entry>Set the max iterations for the simplifier</entry>
 757               <entry>static</entry>
 758               <entry>-</entry>
 759             </row>
 760
 761             <row>
 762               <entry><option>-fno-cpr</option></entry>
 763               <entry>Turn off CPR analysis</entry>
 764               <entry>static</entry>
 765               <entry>-</entry>
 766             </row>
 767
 768             <row>
 769               <entry><option>-fno-cse</option></entry>
 770               <entry>Turn off common sub-expression</entry>
 771               <entry>static</entry>
 772               <entry>-</entry>
 773             </row>
 774
 775             <row>
 776               <entry><option>-fno-pre-inlining</option></entry>
 777               <entry>Turn off pre-inlining</entry>
 778               <entry>static</entry>
 779               <entry>-</entry>
 780             </row>
 781
 782             <row>
 783               <entry><option>-fno-strictness</option></entry>
 784               <entry>Turn off strictness analysis</entry>
 785               <entry>static</entry>
 786               <entry>-</entry>
 787             </row>
 788
 789             <row>
 790               <entry><option>-fnumbers-strict</option></entry>
 791               <entry>Make numbers strict</entry>
 792               <entry>dynamic</entry>
 793               <entry><option>-fno-numbers-strict</option></entry>
 794             </row>
 795
 796             <row>
 797               <entry><option>-funbox-strict-fields</option></entry>
 798               <entry>Flatten strict constructor fields</entry>
 799               <entry>static</entry>
 800               <entry><option>-fno-unbox-strict-fields</option></entry>
 801             </row>
 802
 803             <row>
 804               <entry><option>-funfolding-creation-threshold</option></entry>
 805               <entry>Tweak unfolding settings</entry>
 806               <entry>static</entry>
 807               <entry><option>-fno-unfolding-creation-threshold</option></entry>
 808             </row>
 809
 810             <row>
 811               <entry><option>-funfolding-fun-discount</option></entry>
 812               <entry>Tweak unfolding settings</entry>
 813               <entry>static</entry>
 814               <entry><option>-fno-unfolding-fun-discount</option></entry>
 815             </row>
 816
 817             <row>
 818               <entry><option>-funfolding-keeness-factor</option></entry>
 819               <entry>Tweak unfolding settings</entry>
 820               <entry>static</entry>
 821               <entry><option>-fno-unfolding-keeness-factor</option></entry>
 822             </row>
 823
 824             <row>
 825               <entry><option>-funfolding-update-in-place</option></entry>
 826               <entry>Tweak unfolding settings</entry>
 827               <entry>static</entry>
 828               <entry><option>-fno-unfolding-update-in-place</option></entry>
 829             </row>
 830
 831             <row>
 832               <entry><option>-funfolding-use-threshold</option></entry>
 833               <entry>Tweak unfolding settings</entry>
 834               <entry>static</entry>
 835               <entry><option>-fno-unfolding-use-threshold</option></entry>
 836             </row>
 837
 838             <row>
 839               <entry><option>-fusagesp</option></entry>
 840               <entry>Turn on UsageSP analysis</entry>
 841               <entry>static</entry>
 842               <entry><option>-fno-usagesp</option></entry>
 843             </row>
 844           </tbody>
 845         </tgroup>
 846       </informaltable>
 847     </sect2>
 848
 849     <sect2>
 850       <title>Profiling options (<xref linkend="profiling">)</title>
 851
 852       <informaltable>
 853         <tgroup cols=3 align=left colsep=1 rowsep=1>
 854           <thead>
 855             <row>
 856               <entry>Flag</entry>
 857               <entry>Description</entry>
 858               <entry>Static/Dynamic</entry>
 859               <entry>Reverse</entry>
 860             </row>
 861           </thead>
 862           <tbody>
 863             <row>
 864               <entry><option>-auto</option></entry>
 865               <entry>Auto-add <literal>_scc_</literal>s to all
 866               exported functions</entry>
 867               <entry>static</entry>
 868               <entry><option>-no-auto</option></entry>
 869             </row>
 870             <row>
 871               <entry><option>-auto-all</option></entry>
 872               <entry>Auto-add <literal>_scc_</literal>s to all
 873               top-level functions</entry>
 874               <entry>static</entry>
 875               <entry><option>-no-auto-all</option></entry>
 876             </row>
 877             <row>
 878               <entry><option>-auto-dicts</option></entry>
 879               <entry>Auto-add <literal>_scc_</literal>s to all dictionaries</entry>
 880               <entry>static</entry>
 881               <entry><option>-no-auto-dicts</option></entry>
 882             </row>
 883             <row>
 884               <entry><option>-caf-all</option></entry>
 885               <entry>Auto-add <literal>_scc_</literal>s to all CAFs</entry>
 886               <entry>static</entry>
 887               <entry><option>-no-caf-all</option></entry>
 888             </row>
 889             <row>
 890               <entry><option>-prof</option></entry>
 891               <entry>Turn on profiling</entry>
 892               <entry>static</entry>
 893               <entry>-</entry>
 894             </row>
 895             <row>
 896               <entry><option>-ticky</option></entry>
 897               <entry>Turn on ticky-ticky profiling</entry>
 898               <entry>static</entry>
 899               <entry>-</entry>
 900             </row>
 901           </tbody>
 902         </tgroup>
 903       </informaltable>
 904     </sect2>
 905
 906     <sect2>
 907       <title>Parallelism options (<xref linkend="sec-using-parallel">)</title>
 908
 909       <informaltable>
 910         <tgroup cols=3 align=left colsep=1 rowsep=1>
 911           <thead>
 912             <row>
 913               <entry>Flag</entry>
 914               <entry>Description</entry>
 915               <entry>Static/Dynamic</entry>
 916               <entry>Reverse</entry>
 917             </row>
 918           </thead>
 919           <tbody>
 920             <row>
 921               <entry><option>-gransim</option></entry>
 922               <entry>Enable GRANSIM</entry>
 923               <entry>static</entry>
 924               <entry>-</entry>
 925             </row>
 926             <row>
 927               <entry><option>-parallel</option></entry>
 928               <entry>Enable Parallel Haskell</entry>
 929               <entry>static</entry>
 930               <entry>-</entry>
 931             </row>
 932             <row>
 933               <entry><option>-smp</option></entry>
 934               <entry>Enable SMP support</entry>
 935               <entry>static</entry>
 936               <entry>-</entry>
 937             </row>
 938           </tbody>
 939         </tgroup>
 940       </informaltable>
 941     </sect2>
 942
 943     <sect2>
 944       <title>C pre-processor options (<xref linkend="c-pre-processor">)</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>-cpp</option></entry>
 959               <entry>Run the C pre-processor on Haskell source files</entry>
 960               <entry>dynamic</entry>
 961               <entry>-</entry>
 962             </row>
 963             <row>
 964               <entry><option>-D</option><replaceable>symbol</replaceable><optional>=<replaceable>value</replaceable></optional></entry>
 965               <entry>Define a symbol in the C pre-processor</entry>
 966               <entry>dynamic</entry>
 967               <entry><option>-U</option><replaceable>symbol</replaceable></entry>
 968             </row>
 969             <row>
 970               <entry><option>-U</option><replaceable>symbol</replaceable></entry>
 971               <entry>Undefine a symbol in the C pre-processor</entry>
 972               <entry>dynamic</entry>
 973               <entry>-</entry>
 974             </row>
 975             <row>
 976               <entry><option>-I</option><replaceable>dir</replaceable></entry>
 977               <entry>Add <replaceable>dir</replaceable> to the
 978               directory search list for <literal>#include</literal> files</entry>
 979               <entry>static</entry>
 980               <entry>-</entry>
 981             </row>
 982           </tbody>
 983         </tgroup>
 984       </informaltable>
 985     </sect2>
 986
 987     <sect2>
 988       <title>C compiler options (<xref linkend="options-C-compiler">)</title>
 989       <informaltable>
 990         <tgroup cols=3 align=left colsep=1 rowsep=1>
 991           <thead>
 992             <row>
 993               <entry>Flag</entry>
 994               <entry>Description</entry>
 995               <entry>Static/Dynamic</entry>
 996               <entry>Reverse</entry>
 997             </row>
 998           </thead>
 999           <tbody>
1000             <row>
1001               <entry><option>-#include</option> <replaceable>file</replaceable></entry>
1002               <entry>Include <replaceable>file</replaceable> when
1003               compiling the <filename>.hc</filename> file</entry>
1004               <entry>dynamic</entry>
1005               <entry>-</entry>
1006             </row>
1007           </tbody>
1008         </tgroup>
1009       </informaltable>
1010     </sect2>
1011
1012     <sect2>
1013       <title>Code generation options (<xref linkend="options-codegen">)</title>
1014
1015       <informaltable>
1016         <tgroup cols=3 align=left colsep=1 rowsep=1>
1017           <thead>
1018             <row>
1019               <entry>Flag</entry>
1020               <entry>Description</entry>
1021               <entry>Static/Dynamic</entry>
1022               <entry>Reverse</entry>
1023             </row>
1024           </thead>
1025           <tbody>
1026             <row>
1027               <entry><option>-fasm</option></entry>
1028               <entry>Use the native code generator</entry>
1029               <entry>dynamic</entry>
1030               <entry>-fvia-C</entry>
1031             </row>
1032             <row>
1033               <entry><option>-fvia-C</option></entry>
1034               <entry>Compile via C</entry>
1035               <entry>dynamic</entry>
1036               <entry>-fasm</entry>
1037             </row>
1038             <row>
1039               <entry><option>-fno-code</option></entry>
1040               <entry>Omit code generation</entry>
1041               <entry>static</entry>
1042               <entry>-</entry>
1043             </row>
1044           </tbody>
1045         </tgroup>
1046       </informaltable>
1047     </sect2>
1048
1049     <sect2>
1050       <title>Linking options (<xref linkend="options-linker">)</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>-dynamic</option></entry>
1065               <entry>Use dynamic Haskell libraries (if available)</entry>
1066               <entry>static</entry>
1067               <entry>-</entry>
1068             </row>
1069             <row>
1070               <entry><option>-l</option><replaceable>lib</replaceable></entry>
1071               <entry>Link in library <replaceable>lib</replaceable></entry>
1072               <entry>static</entry>
1073               <entry>-</entry>
1074             </row>
1075             <row>
1076               <entry><option>-L</option><replaceable>dir</replaceable></entry>
1077               <entry>Add <replaceable>dir</replaceable> to the list of
1078               directories searched for libraries</entry>
1079               <entry>static</entry>
1080               <entry>-</entry>
1081             </row>
1082             <row>
1083               <entry><option>-package</option> <replaceable>name</replaceable></entry>
1084               <entry>Link in package <replaceable>name</replaceable></entry>
1085               <entry>static</entry>
1086               <entry>-</entry>
1087             </row>
1088             <row>
1089               <entry><option>-split-objs</option></entry>
1090               <entry>Split objects (for libraries)</entry>
1091               <entry>static</entry>
1092               <entry>-</entry>
1093             </row>
1094             <row>
1095               <entry><option>-static</option></entry>
1096               <entry>Use static Haskell libraries</entry>
1097               <entry>static</entry>
1098               <entry>-</entry>
1099             </row>
1100             <row>
1101               <entry><option>-no-hs-main</option></entry>
1102               <entry>Don't asssume this program contains <literal>main</literal></entry>
1103               <entry>static</entry>
1104               <entry>-</entry>
1105             </row>
1106           </tbody>
1107         </tgroup>
1108       </informaltable>
1109     </sect2>
1110
1111     <sect2>
1112       <title>Replacing phases (<xref linkend="replacing-phases">)</title>
1113
1114       <informaltable>
1115         <tgroup cols=3 align=left colsep=1 rowsep=1>
1116           <thead>
1117             <row>
1118               <entry>Flag</entry>
1119               <entry>Description</entry>
1120               <entry>Static/Dynamic</entry>
1121               <entry>Reverse</entry>
1122             </row>
1123           </thead>
1124           <tbody>
1125             <row>
1126               <entry><option>-pgmL</option> <replaceable>cmd</replaceable></entry>
1127               <entry>Use <replaceable>cmd</replaceable> as the literate pre-processor</entry>
1128               <entry>static</entry>
1129               <entry>-</entry>
1130             </row>
1131             <row>
1132               <entry><option>-pgmP</option> <replaceable>cmd</replaceable></entry>
1133               <entry>Use <replaceable>cmd</replaceable> as the C
1134               pre-processor (with <option>-cpp</option> only)</entry>
1135               <entry>static</entry> <entry>-</entry>
1136             </row>
1137             <row>
1138               <entry><option>-pgmc</option> <replaceable>cmd</replaceable></entry>
1139               <entry>Use <replaceable>cmd</replaceable> as the C compiler</entry>
1140               <entry>static</entry>
1141               <entry>-</entry>
1142             </row>
1143             <row>
1144               <entry><option>-pgma</option> <replaceable>cmd</replaceable></entry>
1145               <entry>Use <replaceable>cmd</replaceable> as the assembler</entry>
1146               <entry>static</entry>
1147               <entry>-</entry>
1148             </row>
1149             <row>
1150               <entry><option>-pgml</option> <replaceable>cmd</replaceable></entry>
1151               <entry>Use <replaceable>cmd</replaceable> as the linker</entry>
1152               <entry>static</entry>
1153               <entry>-</entry>
1154             </row>
1155             <row>
1156               <entry><option>-pgmdll</option> <replaceable>cmd</replaceable></entry>
1157               <entry>Use <replaceable>cmd</replaceable> as the DLL generator</entry>
1158               <entry>static</entry>
1159               <entry>-</entry>
1160             </row>
1161             <row>
1162               <entry><option>-pgmdep</option> <replaceable>cmd</replaceable></entry>
1163               <entry>Use <replaceable>cmd</replaceable> as the dependency generator</entry>
1164               <entry>static</entry>
1165               <entry>-</entry>
1166             </row>
1167           </tbody>
1168         </tgroup>
1169       </informaltable>
1170       <indexterm><primary><option>-pgmL</option></primary></indexterm>
1171       <indexterm><primary><option>-pgmP</option></primary></indexterm>
1172       <indexterm><primary><option>-pgmc</option></primary></indexterm>
1173       <indexterm><primary><option>-pgma</option></primary></indexterm>
1174       <indexterm><primary><option>-pgml</option></primary></indexterm>
1175       <indexterm><primary><option>-pgmdll</option></primary></indexterm>
1176       <indexterm><primary><option>-pgmdep</option></primary></indexterm>
1177
1178     </sect2>
1179
1180     <sect2>
1181       <title>Forcing options to particular phases (<xref linkend="forcing-options-through">)</title>
1182
1183       <informaltable>
1184         <tgroup cols=3 align=left colsep=1 rowsep=1>
1185           <thead>
1186             <row>
1187               <entry>Flag</entry>
1188               <entry>Description</entry>
1189               <entry>Static/Dynamic</entry>
1190               <entry>Reverse</entry>
1191             </row>
1192           </thead>
1193           <tbody>
1194             <row>
1195               <entry><option>-optL</option> <replaceable>option</replaceable></entry>
1196               <entry>pass <replaceable>option</replaceable> to the literate pre-processor</entry>
1197               <entry>dynamic</entry>
1198               <entry>-</entry>
1199             </row>
1200             <row>
1201               <entry><option>-optP</option> <replaceable>option</replaceable></entry>
1202               <entry>pass <replaceable>option</replaceable> to cpp (with
1203               <option>-cpp</option> only)</entry>
1204               <entry>dynamic</entry>
1205               <entry>-</entry>
1206             </row>
1207             <row>
1208               <entry><option>-optc</option> <replaceable>option</replaceable></entry>
1209               <entry>pass <replaceable>option</replaceable> to the C compiler</entry>
1210               <entry>dynamic</entry>
1211               <entry>-</entry>
1212             </row>
1213             <row>
1214               <entry><option>-opta</option> <replaceable>option</replaceable></entry>
1215               <entry>pass <replaceable>option</replaceable> to the assembler</entry>
1216               <entry>dynamic</entry>
1217               <entry>-</entry>
1218             </row>
1219             <row>
1220               <entry><option>-optl</option> <replaceable>option</replaceable></entry>
1221               <entry>pass <replaceable>option</replaceable> to the linker</entry>
1222               <entry>static</entry>
1223               <entry>-</entry>
1224             </row>
1225             <row>
1226               <entry><option>-optdll</option> <replaceable>option</replaceable></entry>
1227               <entry>pass <replaceable>option</replaceable> to the DLL generator</entry>
1228               <entry>static</entry>
1229               <entry>-</entry>
1230             </row>
1231             <row>
1232               <entry><option>-optdep</option> <replaceable>option</replaceable></entry>
1233               <entry>pass <replaceable>option</replaceable> to the dependency generator</entry>
1234               <entry>static</entry>
1235               <entry>-</entry>
1236             </row>
1237           </tbody>
1238         </tgroup>
1239       </informaltable>
1240     </sect2>
1241
1242     <sect2>
1243       <title>Platform-specific options (<xref linkend="options-platform">)</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>-mv8</option></entry>
1258               <entry>(SPARC only) enable version 8 support</entry>
1259               <entry>static</entry>
1260               <entry>-</entry>
1261             </row>
1262             <row>
1263               <entry><option>-monly-[32]-regs</option></entry>
1264               <entry>(x86 only) give some registers back to the C compiler</entry>
1265               <entry>dynamic</entry>
1266               <entry>-</entry>
1267             </row>
1268           </tbody>
1269         </tgroup>
1270       </informaltable>
1271     </sect2>
1272
1273     <sect2>
1274       <title>Compiler debugging options (<xref linkend="options-debugging">)</title>
1275
1276       <informaltable>
1277         <tgroup cols=3 align=left colsep=1 rowsep=1>
1278           <thead>
1279             <row>
1280               <entry>Flag</entry>
1281               <entry>Description</entry>
1282               <entry>Static/Dynamic</entry>
1283               <entry>Reverse</entry>
1284             </row>
1285           </thead>
1286           <tbody>
1287             <row>
1288               <entry><option>-dcore-lint</option></entry>
1289               <entry>Turn on internal sanity checking</entry>
1290               <entry>dynamic</entry>
1291               <entry>-</entry>
1292             </row>
1293             <row>
1294               <entry><option>-ddump-absC</option></entry>
1295               <entry>Dump abstract C</entry>
1296               <entry>dynamic</entry>
1297               <entry>-</entry>
1298             </row>
1299             <row>
1300               <entry><option>-ddump-asm</option></entry>
1301               <entry>Dump assembly</entry>
1302               <entry>dynamic</entry>
1303               <entry>-</entry>
1304             </row>
1305             <row>
1306               <entry><option>-ddump-bcos</option></entry>
1307               <entry>Dump interpreter byte code</entry>
1308               <entry>dynamic</entry>
1309               <entry>-</entry>
1310             </row>
1311             <row>
1312               <entry><option>-ddump-cpranal</option></entry>
1313               <entry>Dump output from CPR analysis</entry>
1314               <entry>dynamic</entry>
1315               <entry>-</entry>
1316             </row>
1317             <row>
1318               <entry><option>-ddump-cse</option></entry>
1319               <entry>Dump CSE output</entry>
1320               <entry>dynamic</entry>
1321               <entry>-</entry>
1322             </row>
1323             <row>
1324               <entry><option>-ddump-deriv</option></entry>
1325               <entry>Dump deriving output</entry>
1326               <entry>dynamic</entry>
1327               <entry>-</entry>
1328             </row>
1329             <row>
1330               <entry><option>-ddump-ds</option></entry>
1331               <entry>Dump desugarer output</entry>
1332               <entry>dynamic</entry>
1333               <entry>-</entry>
1334             </row>
1335             <row>
1336               <entry><option>-ddump-flatC</option></entry>
1337               <entry>Dump &ldquo;flat&rdquo; C</entry>
1338               <entry>dynamic</entry>
1339               <entry>-</entry>
1340             </row>
1341             <row>
1342               <entry><option>-ddump-foreign</option></entry>
1343               <entry>Dump <literal>foreign export</literal> stubs</entry>
1344               <entry>dynamic</entry>
1345               <entry>-</entry>
1346             </row>
1347             <row>
1348               <entry><option>-ddump-inlinings</option></entry>
1349               <entry>Dump inlining info</entry>
1350               <entry>dynamic</entry>
1351               <entry>-</entry>
1352             </row>
1353             <row>
1354               <entry><option>-ddump-occur-anal</option></entry>
1355               <entry>Dump occurrence analysis output</entry>
1356               <entry>dynamic</entry>
1357               <entry>-</entry>
1358             </row>
1359             <row>
1360               <entry><option>-ddump-parsed</option></entry>
1361               <entry>Dump parse tree</entry>
1362               <entry>dynamic</entry>
1363               <entry>-</entry>
1364             </row>
1365             <row>
1366               <entry><option>-ddump-realC</option></entry>
1367               <entry>Dump &ldquo;real&rdquo; C</entry>
1368               <entry>dynamic</entry>
1369               <entry>-</entry>
1370             </row>
1371             <row>
1372               <entry><option>-ddump-rn</option></entry>
1373               <entry>Dump renamer output</entry>
1374               <entry>dynamic</entry>
1375               <entry>-</entry>
1376             </row>
1377             <row>
1378               <entry><option>-ddump-rules</option></entry>
1379               <entry>Dump rules</entry>
1380               <entry>dynamic</entry>
1381               <entry>-</entry>
1382             </row>
1383             <row>
1384               <entry><option>-ddump-sat</option></entry>
1385               <entry>Dump saturated output</entry>
1386               <entry>dynamic</entry>
1387               <entry>-</entry>
1388             </row>
1389             <row>
1390               <entry><option>-ddump-simpl</option></entry>
1391               <entry>Dump final simplifier output</entry>
1392               <entry>dynamic</entry>
1393               <entry>-</entry>
1394             </row>
1395             <row>
1396               <entry><option>-ddump-simpl-iterations</option></entry>
1397               <entry>Dump output from each simplifier iteration</entry>
1398               <entry>dynamic</entry>
1399               <entry>-</entry>
1400             </row>
1401             <row>
1402               <entry><option>-ddump-spec</option></entry>
1403               <entry>Dump specialiser output</entry>
1404               <entry>dynamic</entry>
1405               <entry>-</entry>
1406             </row>
1407             <row>
1408               <entry><option>-ddump-stg</option></entry>
1409               <entry>Dump final STG</entry>
1410               <entry>dynamic</entry>
1411               <entry>-</entry>
1412             </row>
1413             <row>
1414               <entry><option>-ddump-stranal</option></entry>
1415               <entry>Dump strictness analyser output</entry>
1416               <entry>dynamic</entry>
1417               <entry>-</entry>
1418             </row>
1419             <row>
1420               <entry><option>-ddump-tc</option></entry>
1421               <entry>Dump typechecker output</entry>
1422               <entry>dynamic</entry>
1423               <entry>-</entry>
1424             </row>
1425             <row>
1426               <entry><option>-ddump-types</option></entry>
1427               <entry>Dump type signatures</entry>
1428               <entry>dynamic</entry>
1429               <entry>-</entry>
1430             </row>
1431             <row>
1432               <entry><option>-ddump-usagesp</option></entry>
1433               <entry>Dump UsageSP analysis output</entry>
1434               <entry>dynamic</entry>
1435               <entry>-</entry>
1436             </row>
1437             <row>
1438               <entry><option>-ddump-worker-wrapper</option></entry>
1439               <entry>Dump worker-wrapper output</entry>
1440               <entry>dynamic</entry>
1441               <entry>-</entry>
1442             </row>
1443             <row>
1444               <entry><option>-ddump-rn-trace</option></entry>
1445               <entry>Trace renamer</entry>
1446               <entry>dynamic</entry>
1447               <entry>-</entry>
1448             </row>
1449             <row>
1450               <entry><option>-ddump-rn-stats</option></entry>
1451               <entry>Renamer stats</entry>
1452               <entry>dynamic</entry>
1453               <entry>-</entry>
1454             </row>
1455             <row>
1456               <entry><option>-ddump-stix</option></entry>
1457               <entry>Native code generator intermediate form</entry>
1458               <entry>dynamic</entry>
1459               <entry>-</entry>
1460             </row>
1461             <row>
1462               <entry><option>-ddump-simpl-stats</option></entry>
1463               <entry>Dump simplifier stats</entry>
1464               <entry>dynamic</entry>
1465               <entry>-</entry>
1466             </row>
1467             <row>
1468               <entry><option>-dppr-debug</option></entry>
1469               <entry>Turn on debug printing (more verbose)</entry>
1470               <entry>static</entry>
1471               <entry>-</entry>
1472             </row>
1473             <row>
1474               <entry><option>-dppr-noprags</option></entry>
1475               <entry>Don't output pragma info in dumps</entry>
1476               <entry>static</entry>
1477               <entry>-</entry>
1478             </row>
1479             <row>
1480               <entry><option>-dppr-user-length</option></entry>
1481               <entry>Set the depth for printing expressions in error msgs</entry>
1482               <entry>static</entry>
1483               <entry>-</entry>
1484             </row>
1485             <row>
1486               <entry><option>-dsource-stats</option></entry>
1487               <entry>Dump haskell source stats</entry>
1488               <entry>dynamic</entry>
1489               <entry>-</entry>
1490             </row>
1491             <row>
1492               <entry><option>-dstg-lint</option></entry>
1493               <entry>STG pass sanity checking</entry>
1494               <entry>dynamic</entry>
1495               <entry>-</entry>
1496             </row>
1497             <row>
1498               <entry><option>-dstg-stats</option></entry>
1499               <entry>Dump STG stats</entry>
1500               <entry>dynamic</entry>
1501               <entry>-</entry>
1502             </row>
1503             <row>
1504               <entry><option>-dusagesp-lint</option></entry>
1505               <entry>UsageSP sanity checker</entry>
1506               <entry>dynamic</entry>
1507               <entry>-</entry>
1508             </row>
1509             <row>
1510               <entry><option>-dverbose-core2core</option></entry>
1511               <entry>Show output from each core-to-core pass</entry>
1512               <entry>dynamic</entry>
1513               <entry>-</entry>
1514             </row>
1515             <row>
1516               <entry><option>-dverbose-stg2stg</option></entry>
1517               <entry>Show output from each STG-to-STG pass</entry>
1518               <entry>dynamic</entry>
1519               <entry>-</entry>
1520             </row>
1521             <row>
1522               <entry><option>-unreg</option></entry>
1523               <entry>Enable unregisterised compilation</entry>
1524               <entry>static</entry>
1525               <entry>-</entry>
1526             </row>
1527           </tbody>
1528         </tgroup>
1529       </informaltable>
1530     </sect2>
1531
1532     <sect2>
1533       <title>Misc compiler options</title>
1534
1535       <informaltable>
1536         <tgroup cols=3 align=left colsep=1 rowsep=1>
1537           <thead>
1538             <row>
1539               <entry>Flag</entry>
1540               <entry>Description</entry>
1541               <entry>Static/Dynamic</entry>
1542               <entry>Reverse</entry>
1543             </row>
1544           </thead>
1545           <tbody>
1546             <row>
1547               <entry><option>-funfold-casms-in-hi-file</option></entry>
1548               <entry>Allow casms in unfoldings</entry>
1549               <entry>static</entry>
1550               <entry>-</entry>
1551             </row>
1552             <row>
1553               <entry><option>-femit-extern-decls</option></entry>
1554               <entry>???</entry>
1555               <entry>static</entry>
1556               <entry>-</entry>
1557             </row>
1558             <row>
1559               <entry><option>-fglobalise-toplev-names</option></entry>
1560               <entry>Make all top-level names global (for <option>-split-objs</option>)</entry>
1561               <entry>static</entry>
1562               <entry>-</entry>
1563             </row>
1564             <row>
1565               <entry><option>-fno-hi-version-check</option></entry>
1566               <entry>Don't complain about <literal>.hi</literal> file mismatches</entry>
1567               <entry>static</entry>
1568               <entry>-</entry>
1569             </row>
1570             <row>
1571               <entry><option>-dno-black-holing</option></entry>
1572               <entry>Turn off black holing (probably doesn't work)</entry>
1573               <entry>static</entry>
1574               <entry>-</entry>
1575             </row>
1576             <row>
1577               <entry><option>-fno-method-sharing</option></entry>
1578               <entry>Don't share specialisations of overloaded functions</entry>
1579               <entry>static</entry>
1580               <entry>-</entry>
1581             </row>
1582             <row>
1583               <entry><option>-fno-prune-decls</option></entry>
1584               <entry>Renamer: don't prune declarations</entry>
1585               <entry>static</entry>
1586               <entry>-</entry>
1587             </row>
1588             <row>
1589               <entry><option>-fno-prune-tydecls</option></entry>
1590               <entry>Renamer: don't prune type declarations</entry>
1591               <entry>static</entry>
1592               <entry>-</entry>
1593             </row>
1594             <row>
1595               <entry><option>-fhistory-size</option></entry>
1596               <entry>Set simplification history size</entry>
1597               <entry>static</entry>
1598               <entry>-</entry>
1599             </row>
1600             <row>
1601               <entry><option>-funregisterised</option></entry>
1602               <entry>Unregisterised compilation (use <option>-unreg</option> instead)</entry>
1603               <entry>static</entry>
1604               <entry>-</entry>
1605             </row>
1606             <row>
1607               <entry><option>-fno-asm-mangling</option></entry>
1608               <entry>Turn off assembly mangling (use <option>-unreg</option> instead)</entry>
1609               <entry>static</entry>
1610               <entry>-</entry>
1611             </row>
1612           </tbody>
1613         </tgroup>
1614       </informaltable>
1615     </sect2>
1616   </sect1>
1617
1618
1619 <!--
1620 Still to document:
1621
1622 Misc:
1623   ,  ( "H"                 , HasArg (setHeapSize . fromIntegral . decodeSize) )
1624   ,  ( "Rghc-timing"       , NoArg  (enableTimingStats) )
1625
1626   -Bdir
1627 -->
1628
1629 <!-- Emacs stuff:
1630      ;;; Local Variables: ***
1631      ;;; mode: sgml ***
1632      ;;; sgml-parent-document: ("users_guide.sgml" "book" "chapter") ***
1633      ;;; End: ***
1634  -->