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</entry>
 739               <entry>static</entry>
 740               <entry><option>-frules-off</option></entry>
 741             </row>
 742
 743             <row>
 744               <entry><option>-fignore-asserts</option></entry>
 745               <entry>Ignore assertions in the source</entry>
 746               <entry>static</entry>
 747               <entry><option>-fno-ignore-asserts</option></entry>
 748             </row>
 749
 750             <row>
 751               <entry><option>-fignore-interface-pragmas</option></entry>
 752               <entry>Ignore pragmas in interface files</entry>
 753               <entry>static</entry>
 754               <entry><option>-fno-ignore-interface-pragmas</option></entry>
 755             </row>
 756
 757             <row>
 758               <entry><option>-flet-no-escape</option></entry>
 759               <entry>Enable let-no-escape optimisation</entry>
 760               <entry>static</entry>
 761               <entry><option>-fno-let-no-escape</option></entry>
 762             </row>
 763
 764             <row>
 765               <entry><option>-fliberate-case-threshold</option></entry>
 766               <entry>Tweak the liberate-case optimisation (default: 10)</entry>
 767               <entry>static</entry>
 768               <entry><option>-fno-liberate-case-threshold</option></entry>
 769             </row>
 770
 771             <row>
 772               <entry><option>-fomit-interface-pragmas</option></entry>
 773               <entry>Don't generate interface pragmas</entry>
 774               <entry>static</entry>
 775               <entry><option>-fno-omit-interface-pragmas</option></entry>
 776             </row>
 777
 778             <row>
 779               <entry><option>-fmax-worker-args</option></entry>
 780               <entry>If a worker has that many arguments, none will be
 781                 unpacked anymore (default: 10)</entry>
 782               <entry>static</entry>
 783               <entry>-</entry>
 784             </row>
 785
 786             <row>
 787               <entry><option>-fmax-simplifier-iterations</option></entry>
 788               <entry>Set the max iterations for the simplifier</entry>
 789               <entry>static</entry>
 790               <entry>-</entry>
 791             </row>
 792
 793             <row>
 794               <entry><option>-fno-cpr</option></entry>
 795               <entry>Turn off CPR analysis</entry>
 796               <entry>static</entry>
 797               <entry>-</entry>
 798             </row>
 799
 800             <row>
 801               <entry><option>-fno-cse</option></entry>
 802               <entry>Turn off common sub-expression</entry>
 803               <entry>static</entry>
 804               <entry>-</entry>
 805             </row>
 806
 807             <row>
 808               <entry><option>-fno-pre-inlining</option></entry>
 809               <entry>Turn off pre-inlining</entry>
 810               <entry>static</entry>
 811               <entry>-</entry>
 812             </row>
 813
 814             <row>
 815               <entry><option>-fno-strictness</option></entry>
 816               <entry>Turn off strictness analysis</entry>
 817               <entry>static</entry>
 818               <entry>-</entry>
 819             </row>
 820
 821             <row>
 822               <entry><option>-fnumbers-strict</option></entry>
 823               <entry>Make numbers strict</entry>
 824               <entry>dynamic</entry>
 825               <entry><option>-fno-numbers-strict</option></entry>
 826             </row>
 827
 828             <row>
 829               <entry><option>-funbox-strict-fields</option></entry>
 830               <entry>Flatten strict constructor fields</entry>
 831               <entry>static</entry>
 832               <entry><option>-fno-unbox-strict-fields</option></entry>
 833             </row>
 834
 835             <row>
 836               <entry><option>-funfolding-creation-threshold</option></entry>
 837               <entry>Tweak unfolding settings</entry>
 838               <entry>static</entry>
 839               <entry><option>-fno-unfolding-creation-threshold</option></entry>
 840             </row>
 841
 842             <row>
 843               <entry><option>-funfolding-fun-discount</option></entry>
 844               <entry>Tweak unfolding settings</entry>
 845               <entry>static</entry>
 846               <entry><option>-fno-unfolding-fun-discount</option></entry>
 847             </row>
 848
 849             <row>
 850               <entry><option>-funfolding-keeness-factor</option></entry>
 851               <entry>Tweak unfolding settings</entry>
 852               <entry>static</entry>
 853               <entry><option>-fno-unfolding-keeness-factor</option></entry>
 854             </row>
 855
 856             <row>
 857               <entry><option>-funfolding-update-in-place</option></entry>
 858               <entry>Tweak unfolding settings</entry>
 859               <entry>static</entry>
 860               <entry><option>-fno-unfolding-update-in-place</option></entry>
 861             </row>
 862
 863             <row>
 864               <entry><option>-funfolding-use-threshold</option></entry>
 865               <entry>Tweak unfolding settings</entry>
 866               <entry>static</entry>
 867               <entry><option>-fno-unfolding-use-threshold</option></entry>
 868             </row>
 869
 870             <row>
 871               <entry><option>-fusagesp</option></entry>
 872               <entry>Turn on UsageSP analysis</entry>
 873               <entry>static</entry>
 874               <entry><option>-fno-usagesp</option></entry>
 875             </row>
 876           </tbody>
 877         </tgroup>
 878       </informaltable>
 879     </sect2>
 880
 881     <sect2>
 882       <title>Profiling options (<xref linkend="profiling">)</title>
 883
 884       <informaltable>
 885         <tgroup cols=3 align=left colsep=1 rowsep=1>
 886           <thead>
 887             <row>
 888               <entry>Flag</entry>
 889               <entry>Description</entry>
 890               <entry>Static/Dynamic</entry>
 891               <entry>Reverse</entry>
 892             </row>
 893           </thead>
 894           <tbody>
 895             <row>
 896               <entry><option>-auto</option></entry>
 897               <entry>Auto-add <literal>_scc_</literal>s to all
 898               exported functions</entry>
 899               <entry>static</entry>
 900               <entry><option>-no-auto</option></entry>
 901             </row>
 902             <row>
 903               <entry><option>-auto-all</option></entry>
 904               <entry>Auto-add <literal>_scc_</literal>s to all
 905               top-level functions</entry>
 906               <entry>static</entry>
 907               <entry><option>-no-auto-all</option></entry>
 908             </row>
 909             <row>
 910               <entry><option>-auto-dicts</option></entry>
 911               <entry>Auto-add <literal>_scc_</literal>s to all dictionaries</entry>
 912               <entry>static</entry>
 913               <entry><option>-no-auto-dicts</option></entry>
 914             </row>
 915             <row>
 916               <entry><option>-caf-all</option></entry>
 917               <entry>Auto-add <literal>_scc_</literal>s to all CAFs</entry>
 918               <entry>static</entry>
 919               <entry><option>-no-caf-all</option></entry>
 920             </row>
 921             <row>
 922               <entry><option>-prof</option></entry>
 923               <entry>Turn on profiling</entry>
 924               <entry>static</entry>
 925               <entry>-</entry>
 926             </row>
 927             <row>
 928               <entry><option>-ticky</option></entry>
 929               <entry>Turn on ticky-ticky profiling</entry>
 930               <entry>static</entry>
 931               <entry>-</entry>
 932             </row>
 933           </tbody>
 934         </tgroup>
 935       </informaltable>
 936     </sect2>
 937
 938     <sect2>
 939       <title>Parallelism options (<xref linkend="sec-using-parallel">)</title>
 940
 941       <informaltable>
 942         <tgroup cols=3 align=left colsep=1 rowsep=1>
 943           <thead>
 944             <row>
 945               <entry>Flag</entry>
 946               <entry>Description</entry>
 947               <entry>Static/Dynamic</entry>
 948               <entry>Reverse</entry>
 949             </row>
 950           </thead>
 951           <tbody>
 952             <row>
 953               <entry><option>-gransim</option></entry>
 954               <entry>Enable GRANSIM</entry>
 955               <entry>static</entry>
 956               <entry>-</entry>
 957             </row>
 958             <row>
 959               <entry><option>-parallel</option></entry>
 960               <entry>Enable Parallel Haskell</entry>
 961               <entry>static</entry>
 962               <entry>-</entry>
 963             </row>
 964             <row>
 965               <entry><option>-smp</option></entry>
 966               <entry>Enable SMP support</entry>
 967               <entry>static</entry>
 968               <entry>-</entry>
 969             </row>
 970           </tbody>
 971         </tgroup>
 972       </informaltable>
 973     </sect2>
 974
 975     <sect2>
 976       <title>C pre-processor options (<xref linkend="c-pre-processor">)</title>
 977
 978       <informaltable>
 979         <tgroup cols=3 align=left colsep=1 rowsep=1>
 980           <thead>
 981             <row>
 982               <entry>Flag</entry>
 983               <entry>Description</entry>
 984               <entry>Static/Dynamic</entry>
 985               <entry>Reverse</entry>
 986             </row>
 987           </thead>
 988           <tbody>
 989             <row>
 990               <entry><option>-cpp</option></entry>
 991               <entry>Run the C pre-processor on Haskell source files</entry>
 992               <entry>dynamic</entry>
 993               <entry>-</entry>
 994             </row>
 995             <row>
 996               <entry><option>-D</option><replaceable>symbol</replaceable><optional>=<replaceable>value</replaceable></optional></entry>
 997               <entry>Define a symbol in the C pre-processor</entry>
 998               <entry>dynamic</entry>
 999               <entry><option>-U</option><replaceable>symbol</replaceable></entry>
1000             </row>
1001             <row>
1002               <entry><option>-U</option><replaceable>symbol</replaceable></entry>
1003               <entry>Undefine a symbol in the C pre-processor</entry>
1004               <entry>dynamic</entry>
1005               <entry>-</entry>
1006             </row>
1007             <row>
1008               <entry><option>-I</option><replaceable>dir</replaceable></entry>
1009               <entry>Add <replaceable>dir</replaceable> to the
1010               directory search list for <literal>#include</literal> files</entry>
1011               <entry>static</entry>
1012               <entry>-</entry>
1013             </row>
1014           </tbody>
1015         </tgroup>
1016       </informaltable>
1017     </sect2>
1018
1019     <sect2>
1020       <title>C compiler options (<xref linkend="options-C-compiler">)</title>
1021       <informaltable>
1022         <tgroup cols=3 align=left colsep=1 rowsep=1>
1023           <thead>
1024             <row>
1025               <entry>Flag</entry>
1026               <entry>Description</entry>
1027               <entry>Static/Dynamic</entry>
1028               <entry>Reverse</entry>
1029             </row>
1030           </thead>
1031           <tbody>
1032             <row>
1033               <entry><option>-#include</option> <replaceable>file</replaceable></entry>
1034               <entry>Include <replaceable>file</replaceable> when
1035               compiling the <filename>.hc</filename> file</entry>
1036               <entry>dynamic</entry>
1037               <entry>-</entry>
1038             </row>
1039           </tbody>
1040         </tgroup>
1041       </informaltable>
1042     </sect2>
1043
1044     <sect2>
1045       <title>Code generation options (<xref linkend="options-codegen">)</title>
1046
1047       <informaltable>
1048         <tgroup cols=3 align=left colsep=1 rowsep=1>
1049           <thead>
1050             <row>
1051               <entry>Flag</entry>
1052               <entry>Description</entry>
1053               <entry>Static/Dynamic</entry>
1054               <entry>Reverse</entry>
1055             </row>
1056           </thead>
1057           <tbody>
1058             <row>
1059               <entry><option>-fasm</option></entry>
1060               <entry>Use the native code generator</entry>
1061               <entry>dynamic</entry>
1062               <entry>-fvia-C</entry>
1063             </row>
1064             <row>
1065               <entry><option>-fvia-C</option></entry>
1066               <entry>Compile via C</entry>
1067               <entry>dynamic</entry>
1068               <entry>-fasm</entry>
1069             </row>
1070             <row>
1071               <entry><option>-fno-code</option></entry>
1072               <entry>Omit code generation</entry>
1073               <entry>static</entry>
1074               <entry>-</entry>
1075             </row>
1076           </tbody>
1077         </tgroup>
1078       </informaltable>
1079     </sect2>
1080
1081     <sect2>
1082       <title>Linking options (<xref linkend="options-linker">)</title>
1083
1084       <informaltable>
1085         <tgroup cols=3 align=left colsep=1 rowsep=1>
1086           <thead>
1087             <row>
1088               <entry>Flag</entry>
1089               <entry>Description</entry>
1090               <entry>Static/Dynamic</entry>
1091               <entry>Reverse</entry>
1092             </row>
1093           </thead>
1094           <tbody>
1095             <row>
1096               <entry><option>-dynamic</option></entry>
1097               <entry>Use dynamic Haskell libraries (if available)</entry>
1098               <entry>static</entry>
1099               <entry>-</entry>
1100             </row>
1101             <row>
1102               <entry><option>-l</option><replaceable>lib</replaceable></entry>
1103               <entry>Link in library <replaceable>lib</replaceable></entry>
1104               <entry>static</entry>
1105               <entry>-</entry>
1106             </row>
1107             <row>
1108               <entry><option>-L</option><replaceable>dir</replaceable></entry>
1109               <entry>Add <replaceable>dir</replaceable> to the list of
1110               directories searched for libraries</entry>
1111               <entry>static</entry>
1112               <entry>-</entry>
1113             </row>
1114             <row>
1115               <entry><option>-no-link</option></entry>
1116               <entry>Omit linking</entry>
1117               <entry>static</entry>
1118               <entry>-</entry>
1119             </row>
1120             <row>
1121               <entry><option>-package</option> <replaceable>name</replaceable></entry>
1122               <entry>Link in package <replaceable>name</replaceable></entry>
1123               <entry>static</entry>
1124               <entry>-</entry>
1125             </row>
1126             <row>
1127               <entry><option>-framework</option> <replaceable>name</replaceable></entry>
1128               <entry>On Darwin/MacOS X only, link in the framework <replaceable>name</replaceable>.
1129                 This option corresponds to the <option>-framework</option> option for Apple's Linker.</entry>
1130               <entry>static</entry>
1131               <entry>-</entry>
1132             </row>
1133             <row>
1134               <entry><option>-framework-path</option> <replaceable>name</replaceable></entry>
1135               <entry>On Darwin/MacOS X only, add <replaceable>dir</replaceable> to the list of
1136                 directories searched for frameworks.
1137                 This option corresponds to the <option>-F</option> option for Apple's Linker.</entry>
1138               <entry>static</entry>
1139               <entry>-</entry>
1140             </row>
1141             <row>
1142               <entry><option>-split-objs</option></entry>
1143               <entry>Split objects (for libraries)</entry>
1144               <entry>static</entry>
1145               <entry>-</entry>
1146             </row>
1147             <row>
1148               <entry><option>-static</option></entry>
1149               <entry>Use static Haskell libraries</entry>
1150               <entry>static</entry>
1151               <entry>-</entry>
1152             </row>
1153             <row>
1154               <entry><option>-no-hs-main</option></entry>
1155               <entry>Don't asssume this program contains <literal>main</literal></entry>
1156               <entry>static</entry>
1157               <entry>-</entry>
1158             </row>
1159           </tbody>
1160         </tgroup>
1161       </informaltable>
1162     </sect2>
1163
1164     <sect2>
1165       <title>Replacing phases (<xref linkend="replacing-phases">)</title>
1166
1167       <informaltable>
1168         <tgroup cols=3 align=left colsep=1 rowsep=1>
1169           <thead>
1170             <row>
1171               <entry>Flag</entry>
1172               <entry>Description</entry>
1173               <entry>Static/Dynamic</entry>
1174               <entry>Reverse</entry>
1175             </row>
1176           </thead>
1177           <tbody>
1178             <row>
1179               <entry><option>-pgmL</option> <replaceable>cmd</replaceable></entry>
1180               <entry>Use <replaceable>cmd</replaceable> as the literate pre-processor</entry>
1181               <entry>static</entry>
1182               <entry>-</entry>
1183             </row>
1184             <row>
1185               <entry><option>-pgmP</option> <replaceable>cmd</replaceable></entry>
1186               <entry>Use <replaceable>cmd</replaceable> as the C
1187               pre-processor (with <option>-cpp</option> only)</entry>
1188               <entry>static</entry> <entry>-</entry>
1189             </row>
1190             <row>
1191               <entry><option>-pgmc</option> <replaceable>cmd</replaceable></entry>
1192               <entry>Use <replaceable>cmd</replaceable> as the C compiler</entry>
1193               <entry>static</entry>
1194               <entry>-</entry>
1195             </row>
1196             <row>
1197               <entry><option>-pgma</option> <replaceable>cmd</replaceable></entry>
1198               <entry>Use <replaceable>cmd</replaceable> as the assembler</entry>
1199               <entry>static</entry>
1200               <entry>-</entry>
1201             </row>
1202             <row>
1203               <entry><option>-pgml</option> <replaceable>cmd</replaceable></entry>
1204               <entry>Use <replaceable>cmd</replaceable> as the linker</entry>
1205               <entry>static</entry>
1206               <entry>-</entry>
1207             </row>
1208             <row>
1209               <entry><option>-pgmdll</option> <replaceable>cmd</replaceable></entry>
1210               <entry>Use <replaceable>cmd</replaceable> as the DLL generator</entry>
1211               <entry>static</entry>
1212               <entry>-</entry>
1213             </row>
1214             <row>
1215               <entry><option>-pgmdep</option> <replaceable>cmd</replaceable></entry>
1216               <entry>Use <replaceable>cmd</replaceable> as the dependency generator</entry>
1217               <entry>static</entry>
1218               <entry>-</entry>
1219             </row>
1220             <row>
1221               <entry><option>-pgmF</option> <replaceable>cmd</replaceable></entry>
1222               <entry>Use <replaceable>cmd</replaceable> as the pre-processor
1223               (with <option>-F</option> only)</entry>
1224               <entry>static</entry>
1225               <entry>-</entry>
1226             </row>
1227           </tbody>
1228         </tgroup>
1229       </informaltable>
1230       <indexterm><primary><option>-pgmL</option></primary></indexterm>
1231       <indexterm><primary><option>-pgmP</option></primary></indexterm>
1232       <indexterm><primary><option>-pgmc</option></primary></indexterm>
1233       <indexterm><primary><option>-pgma</option></primary></indexterm>
1234       <indexterm><primary><option>-pgml</option></primary></indexterm>
1235       <indexterm><primary><option>-pgmdll</option></primary></indexterm>
1236       <indexterm><primary><option>-pgmdep</option></primary></indexterm>
1237       <indexterm><primary><option>-pgmF</option></primary></indexterm>
1238
1239     </sect2>
1240
1241     <sect2>
1242       <title>Forcing options to particular phases (<xref linkend="forcing-options-through">)</title>
1243
1244       <informaltable>
1245         <tgroup cols=3 align=left colsep=1 rowsep=1>
1246           <thead>
1247             <row>
1248               <entry>Flag</entry>
1249               <entry>Description</entry>
1250               <entry>Static/Dynamic</entry>
1251               <entry>Reverse</entry>
1252             </row>
1253           </thead>
1254           <tbody>
1255             <row>
1256               <entry><option>-optL</option> <replaceable>option</replaceable></entry>
1257               <entry>pass <replaceable>option</replaceable> to the literate pre-processor</entry>
1258               <entry>dynamic</entry>
1259               <entry>-</entry>
1260             </row>
1261             <row>
1262               <entry><option>-optP</option> <replaceable>option</replaceable></entry>
1263               <entry>pass <replaceable>option</replaceable> to cpp (with
1264               <option>-cpp</option> only)</entry>
1265               <entry>dynamic</entry>
1266               <entry>-</entry>
1267             </row>
1268             <row>
1269               <entry><option>-optc</option> <replaceable>option</replaceable></entry>
1270               <entry>pass <replaceable>option</replaceable> to the C compiler</entry>
1271               <entry>dynamic</entry>
1272               <entry>-</entry>
1273             </row>
1274             <row>
1275               <entry><option>-opta</option> <replaceable>option</replaceable></entry>
1276               <entry>pass <replaceable>option</replaceable> to the assembler</entry>
1277               <entry>dynamic</entry>
1278               <entry>-</entry>
1279             </row>
1280             <row>
1281               <entry><option>-optl</option> <replaceable>option</replaceable></entry>
1282               <entry>pass <replaceable>option</replaceable> to the linker</entry>
1283               <entry>static</entry>
1284               <entry>-</entry>
1285             </row>
1286             <row>
1287               <entry><option>-optdll</option> <replaceable>option</replaceable></entry>
1288               <entry>pass <replaceable>option</replaceable> to the DLL generator</entry>
1289               <entry>static</entry>
1290               <entry>-</entry>
1291             </row>
1292             <row>
1293               <entry><option>-optdep</option> <replaceable>option</replaceable></entry>
1294               <entry>pass <replaceable>option</replaceable> to the dependency generator</entry>
1295               <entry>static</entry>
1296               <entry>-</entry>
1297             </row>
1298           </tbody>
1299         </tgroup>
1300       </informaltable>
1301     </sect2>
1302
1303     <sect2>
1304       <title>Platform-specific options (<xref linkend="options-platform">)</title>
1305
1306       <informaltable>
1307         <tgroup cols=3 align=left colsep=1 rowsep=1>
1308           <thead>
1309             <row>
1310               <entry>Flag</entry>
1311               <entry>Description</entry>
1312               <entry>Static/Dynamic</entry>
1313               <entry>Reverse</entry>
1314             </row>
1315           </thead>
1316           <tbody>
1317             <row>
1318               <entry><option>-mv8</option></entry>
1319               <entry>(SPARC only) enable version 8 support</entry>
1320               <entry>static</entry>
1321               <entry>-</entry>
1322             </row>
1323             <row>
1324               <entry><option>-monly-[32]-regs</option></entry>
1325               <entry>(x86 only) give some registers back to the C compiler</entry>
1326               <entry>dynamic</entry>
1327               <entry>-</entry>
1328             </row>
1329           </tbody>
1330         </tgroup>
1331       </informaltable>
1332     </sect2>
1333
1334
1335     <sect2>
1336       <title>External core file options (<xref linkend="ext-core">)</title>
1337
1338       <informaltable>
1339         <tgroup cols=3 align=left colsep=1 rowsep=1>
1340           <thead>
1341             <row>
1342               <entry>Flag</entry>
1343               <entry>Description</entry>
1344               <entry>Static/Dynamic</entry>
1345               <entry>Reverse</entry>
1346             </row>
1347           </thead>
1348           <tbody>
1349             <row>
1350               <entry><option>-fext-core</option></entry>
1351               <entry>Generate <filename>.hcr</filename> external Core files</entry>
1352               <entry>static</entry>
1353               <entry>-</entry>
1354             </row>
1355           </tbody>
1356         </tgroup>
1357       </informaltable>
1358     </sect2>
1359
1360
1361     <sect2>
1362       <title>Compiler debugging options (<xref linkend="options-debugging">)</title>
1363
1364       <informaltable>
1365         <tgroup cols=3 align=left colsep=1 rowsep=1>
1366           <thead>
1367             <row>
1368               <entry>Flag</entry>
1369               <entry>Description</entry>
1370               <entry>Static/Dynamic</entry>
1371               <entry>Reverse</entry>
1372             </row>
1373           </thead>
1374           <tbody>
1375             <row>
1376               <entry><option>-dcore-lint</option></entry>
1377               <entry>Turn on internal sanity checking</entry>
1378               <entry>dynamic</entry>
1379               <entry>-</entry>
1380             </row>
1381             <row>
1382               <entry><option>-ddump-absC</option></entry>
1383               <entry>Dump abstract C</entry>
1384               <entry>dynamic</entry>
1385               <entry>-</entry>
1386             </row>
1387             <row>
1388               <entry><option>-ddump-asm</option></entry>
1389               <entry>Dump assembly</entry>
1390               <entry>dynamic</entry>
1391               <entry>-</entry>
1392             </row>
1393             <row>
1394               <entry><option>-ddump-bcos</option></entry>
1395               <entry>Dump interpreter byte code</entry>
1396               <entry>dynamic</entry>
1397               <entry>-</entry>
1398             </row>
1399             <row>
1400               <entry><option>-ddump-cpranal</option></entry>
1401               <entry>Dump output from CPR analysis</entry>
1402               <entry>dynamic</entry>
1403               <entry>-</entry>
1404             </row>
1405             <row>
1406               <entry><option>-ddump-cse</option></entry>
1407               <entry>Dump CSE output</entry>
1408               <entry>dynamic</entry>
1409               <entry>-</entry>
1410             </row>
1411             <row>
1412               <entry><option>-ddump-deriv</option></entry>
1413               <entry>Dump deriving output</entry>
1414               <entry>dynamic</entry>
1415               <entry>-</entry>
1416             </row>
1417             <row>
1418               <entry><option>-ddump-ds</option></entry>
1419               <entry>Dump desugarer output</entry>
1420               <entry>dynamic</entry>
1421               <entry>-</entry>
1422             </row>
1423             <row>
1424               <entry><option>-ddump-flatC</option></entry>
1425               <entry>Dump &ldquo;flat&rdquo; C</entry>
1426               <entry>dynamic</entry>
1427               <entry>-</entry>
1428             </row>
1429             <row>
1430               <entry><option>-ddump-foreign</option></entry>
1431               <entry>Dump <literal>foreign export</literal> stubs</entry>
1432               <entry>dynamic</entry>
1433               <entry>-</entry>
1434             </row>
1435             <row>
1436               <entry><option>-ddump-inlinings</option></entry>
1437               <entry>Dump inlining info</entry>
1438               <entry>dynamic</entry>
1439               <entry>-</entry>
1440             </row>
1441             <row>
1442               <entry><option>-ddump-occur-anal</option></entry>
1443               <entry>Dump occurrence analysis output</entry>
1444               <entry>dynamic</entry>
1445               <entry>-</entry>
1446             </row>
1447             <row>
1448               <entry><option>-ddump-parsed</option></entry>
1449               <entry>Dump parse tree</entry>
1450               <entry>dynamic</entry>
1451               <entry>-</entry>
1452             </row>
1453             <row>
1454               <entry><option>-ddump-realC</option></entry>
1455               <entry>Dump &ldquo;real&rdquo; C</entry>
1456               <entry>dynamic</entry>
1457               <entry>-</entry>
1458             </row>
1459             <row>
1460               <entry><option>-ddump-rn</option></entry>
1461               <entry>Dump renamer output</entry>
1462               <entry>dynamic</entry>
1463               <entry>-</entry>
1464             </row>
1465             <row>
1466               <entry><option>-ddump-rules</option></entry>
1467               <entry>Dump rules</entry>
1468               <entry>dynamic</entry>
1469               <entry>-</entry>
1470             </row>
1471             <row>
1472               <entry><option>-ddump-sat</option></entry>
1473               <entry>Dump saturated output</entry>
1474               <entry>dynamic</entry>
1475               <entry>-</entry>
1476             </row>
1477             <row>
1478               <entry><option>-ddump-simpl</option></entry>
1479               <entry>Dump final simplifier output</entry>
1480               <entry>dynamic</entry>
1481               <entry>-</entry>
1482             </row>
1483             <row>
1484               <entry><option>-ddump-simpl-iterations</option></entry>
1485               <entry>Dump output from each simplifier iteration</entry>
1486               <entry>dynamic</entry>
1487               <entry>-</entry>
1488             </row>
1489             <row>
1490               <entry><option>-ddump-spec</option></entry>
1491               <entry>Dump specialiser output</entry>
1492               <entry>dynamic</entry>
1493               <entry>-</entry>
1494             </row>
1495             <row>
1496               <entry><option>-ddump-stg</option></entry>
1497               <entry>Dump final STG</entry>
1498               <entry>dynamic</entry>
1499               <entry>-</entry>
1500             </row>
1501             <row>
1502               <entry><option>-ddump-stranal</option></entry>
1503               <entry>Dump strictness analyser output</entry>
1504               <entry>dynamic</entry>
1505               <entry>-</entry>
1506             </row>
1507             <row>
1508               <entry><option>-ddump-tc</option></entry>
1509               <entry>Dump typechecker output</entry>
1510               <entry>dynamic</entry>
1511               <entry>-</entry>
1512             </row>
1513             <row>
1514               <entry><option>-ddump-types</option></entry>
1515               <entry>Dump type signatures</entry>
1516               <entry>dynamic</entry>
1517               <entry>-</entry>
1518             </row>
1519             <row>
1520               <entry><option>-ddump-usagesp</option></entry>
1521               <entry>Dump UsageSP analysis output</entry>
1522               <entry>dynamic</entry>
1523               <entry>-</entry>
1524             </row>
1525             <row>
1526               <entry><option>-ddump-worker-wrapper</option></entry>
1527               <entry>Dump worker-wrapper output</entry>
1528               <entry>dynamic</entry>
1529               <entry>-</entry>
1530             </row>
1531             <row>
1532               <entry><option>-ddump-rn-trace</option></entry>
1533               <entry>Trace renamer</entry>
1534               <entry>dynamic</entry>
1535               <entry>-</entry>
1536             </row>
1537             <row>
1538               <entry><option>-ddump-rn-stats</option></entry>
1539               <entry>Renamer stats</entry>
1540               <entry>dynamic</entry>
1541               <entry>-</entry>
1542             </row>
1543             <row>
1544               <entry><option>-ddump-stix</option></entry>
1545               <entry>Native code generator intermediate form</entry>
1546               <entry>dynamic</entry>
1547               <entry>-</entry>
1548             </row>
1549             <row>
1550               <entry><option>-ddump-simpl-stats</option></entry>
1551               <entry>Dump simplifier stats</entry>
1552               <entry>dynamic</entry>
1553               <entry>-</entry>
1554             </row>
1555             <row>
1556               <entry><option>-dppr-debug</option></entry>
1557               <entry>Turn on debug printing (more verbose)</entry>
1558               <entry>static</entry>
1559               <entry>-</entry>
1560             </row>
1561             <row>
1562               <entry><option>-dppr-noprags</option></entry>
1563               <entry>Don't output pragma info in dumps</entry>
1564               <entry>static</entry>
1565               <entry>-</entry>
1566             </row>
1567             <row>
1568               <entry><option>-dppr-user-length</option></entry>
1569               <entry>Set the depth for printing expressions in error msgs</entry>
1570               <entry>static</entry>
1571               <entry>-</entry>
1572             </row>
1573             <row>
1574               <entry><option>-dsource-stats</option></entry>
1575               <entry>Dump haskell source stats</entry>
1576               <entry>dynamic</entry>
1577               <entry>-</entry>
1578             </row>
1579             <row>
1580               <entry><option>-dstg-lint</option></entry>
1581               <entry>STG pass sanity checking</entry>
1582               <entry>dynamic</entry>
1583               <entry>-</entry>
1584             </row>
1585             <row>
1586               <entry><option>-dstg-stats</option></entry>
1587               <entry>Dump STG stats</entry>
1588               <entry>dynamic</entry>
1589               <entry>-</entry>
1590             </row>
1591             <row>
1592               <entry><option>-dusagesp-lint</option></entry>
1593               <entry>UsageSP sanity checker</entry>
1594               <entry>dynamic</entry>
1595               <entry>-</entry>
1596             </row>
1597             <row>
1598               <entry><option>-dverbose-core2core</option></entry>
1599               <entry>Show output from each core-to-core pass</entry>
1600               <entry>dynamic</entry>
1601               <entry>-</entry>
1602             </row>
1603             <row>
1604               <entry><option>-dverbose-stg2stg</option></entry>
1605               <entry>Show output from each STG-to-STG pass</entry>
1606               <entry>dynamic</entry>
1607               <entry>-</entry>
1608             </row>
1609             <row>
1610               <entry><option>-unreg</option></entry>
1611               <entry>Enable unregisterised compilation</entry>
1612               <entry>static</entry>
1613               <entry>-</entry>
1614             </row>
1615           </tbody>
1616         </tgroup>
1617       </informaltable>
1618     </sect2>
1619
1620     <sect2>
1621       <title>Misc compiler options</title>
1622
1623       <informaltable>
1624         <tgroup cols=3 align=left colsep=1 rowsep=1>
1625           <thead>
1626             <row>
1627               <entry>Flag</entry>
1628               <entry>Description</entry>
1629               <entry>Static/Dynamic</entry>
1630               <entry>Reverse</entry>
1631             </row>
1632           </thead>
1633           <tbody>
1634             <row>
1635               <entry><option>-funfold-casms-in-hi-file</option></entry>
1636               <entry>Allow casms in unfoldings</entry>
1637               <entry>static</entry>
1638               <entry>-</entry>
1639             </row>
1640             <row>
1641               <entry><option>-femit-extern-decls</option></entry>
1642               <entry>???</entry>
1643               <entry>static</entry>
1644               <entry>-</entry>
1645             </row>
1646             <row>
1647               <entry><option>-fglobalise-toplev-names</option></entry>
1648               <entry>Make all top-level names global (for <option>-split-objs</option>)</entry>
1649               <entry>static</entry>
1650               <entry>-</entry>
1651             </row>
1652             <row>
1653               <entry><option>-fno-hi-version-check</option></entry>
1654               <entry>Don't complain about <literal>.hi</literal> file mismatches</entry>
1655               <entry>static</entry>
1656               <entry>-</entry>
1657             </row>
1658             <row>
1659               <entry><option>-dno-black-holing</option></entry>
1660               <entry>Turn off black holing (probably doesn't work)</entry>
1661               <entry>static</entry>
1662               <entry>-</entry>
1663             </row>
1664             <row>
1665               <entry><option>-fno-method-sharing</option></entry>
1666               <entry>Don't share specialisations of overloaded functions</entry>
1667               <entry>static</entry>
1668               <entry>-</entry>
1669             </row>
1670             <row>
1671               <entry><option>-fno-prune-decls</option></entry>
1672               <entry>Renamer: don't prune declarations</entry>
1673               <entry>static</entry>
1674               <entry>-</entry>
1675             </row>
1676             <row>
1677               <entry><option>-fno-prune-tydecls</option></entry>
1678               <entry>Renamer: don't prune type declarations</entry>
1679               <entry>static</entry>
1680               <entry>-</entry>
1681             </row>
1682             <row>
1683               <entry><option>-fhistory-size</option></entry>
1684               <entry>Set simplification history size</entry>
1685               <entry>static</entry>
1686               <entry>-</entry>
1687             </row>
1688             <row>
1689               <entry><option>-funregisterised</option></entry>
1690               <entry>Unregisterised compilation (use <option>-unreg</option> instead)</entry>
1691               <entry>static</entry>
1692               <entry>-</entry>
1693             </row>
1694             <row>
1695               <entry><option>-fno-asm-mangling</option></entry>
1696               <entry>Turn off assembly mangling (use <option>-unreg</option> instead)</entry>
1697               <entry>static</entry>
1698               <entry>-</entry>
1699             </row>
1700           </tbody>
1701         </tgroup>
1702       </informaltable>
1703     </sect2>
1704   </sect1>
1705
1706
1707 <!--
1708 Still to document:
1709
1710 Misc:
1711   ,  ( "H"                 , HasArg (setHeapSize . fromIntegral . decodeSize) )
1712   ,  ( "Rghc-timing"       , NoArg  (enableTimingStats) )
1713
1714   -Bdir
1715 -->
1716
1717 <!-- Emacs stuff:
1718      ;;; Local Variables: ***
1719      ;;; mode: sgml ***
1720      ;;; sgml-parent-document: ("users_guide.sgml" "book" "chapter") ***
1721      ;;; End: ***
1722  -->