X-Git-Url: http://git.megacz.com/?a=blobdiff_plain;f=docs%2Fusers_guide%2Fflags.xml;h=23576735c0df02513ac4ed4b10cabeebd616f339;hb=a0f6d307b097bd788e181434a4d9b7fdd56a6c6b;hp=ba6e895a586370b996788edbe0c10b38c707ca43;hpb=2eb04ca0f8d0ec72b417cddc60672c696b4a3daa;p=ghc-hetmet.git diff --git a/docs/users_guide/flags.xml b/docs/users_guide/flags.xml index ba6e895..2357673 100644 --- a/docs/users_guide/flags.xml +++ b/docs/users_guide/flags.xml @@ -60,6 +60,18 @@ - + or + display the supported languages and language extensions + mode + - + + + + display information about the compiler + mode + - + + display GHC version mode @@ -242,7 +254,7 @@ dir - set output directory + set directory for object files dynamic - @@ -264,6 +276,12 @@ dynamic - + + dir + set output directory + dynamic + - + @@ -286,19 +304,29 @@ - + or + retain intermediate .hc files dynamic - - + or + + retain intermediate LLVM .ll files + dynamic + - + + + or + retain intermediate .s files dynamic - - + or + retain intermediate .raw_s files dynamic - @@ -413,11 +441,7 @@ file - Read the interface in - file and dump it as text to - stdout. - mode - - + See . @@ -453,7 +477,7 @@ - + Interactive-mode options @@ -482,35 +506,43 @@ - - - Display a one-line banner at GHCi startup + + Break on any exception thrown dynamic - - + - - Display a full banner at GHCi startup + + Break on uncaught exceptions and errors dynamic - - + - - Generate bytecode enabled for debugging + + Enable usage of Show instances in :print dynamic - - + + + + + Turn on printing of binding results in GHCi + dynamic + - - Do not include debugging information in bytecodes + + Turn off printing of binding contents in GHCi dynamic - - - Turn off printing of binding results in GHCi + + Turn off + implicit qualified import of everything in GHCi dynamic - + @@ -574,6 +606,12 @@ static - + + + Don't automatically link in the haskell98 package. + dynamic + - + @@ -582,7 +620,9 @@ Language options - + Language options can be enabled either by a command-line option + , or by a {-# LANGUAGE blah #-} + pragma in the file itself. See @@ -602,63 +642,63 @@ - + Enable overlapping instances dynamic - + - + Enable incoherent instances. - Implies + Implies dynamic - + - + Enable undecidable instances dynamic - + n - set the limit for context reduction + set the limit for context reduction. Default is 20. dynamic - + - + Enable arrow notation extension dynamic - + - + Enable record field disambiguation dynamic - + - or + Enable foreign function interface (implied by ) dynamic - + - + Enable generic classes dynamic - + - + Enable Implicit Parameters. Implied by . dynamic - + @@ -667,74 +707,324 @@ - + Don't implicitly import Prelude dynamic - + - + + Employ rebindable syntax + dynamic + + + + Disable the monomorphism restriction dynamic - + + + + + Disable support for n+k patterns + dynamic + - + Make pattern bindings polymorphic dynamic - + - + Relaxed checking for mutually-recursive polymorphic functions dynamic - + - + Use GHCi's extended default rules in a normal module dynamic - + - + Enable overloaded string literals. dynamic - + - - Enable generalised algebraic data types. + + Enable generalised algebraic data types. dynamic - + - + + Enable generalised algebraic data type syntax. + + dynamic + + + + Enable type families. dynamic - + - + Enable lexically-scoped type variables. Implied by . dynamic - + + + + + Enable do not generalise local bindings. + + dynamic + - or + Enable Template Haskell. No longer implied by . dynamic - + + + + + Enable quasiquotation. + dynamic + - + Enable bang patterns. dynamic - + + + + + Enable the C preprocessor. + dynamic + + + + + Enable pattern guards. + dynamic + + + + + Enable view patterns. + dynamic + + + + + Enable unicode syntax. + dynamic + + + + + Allow "#" as a postfix modifier on identifiers. + dynamic + + + + + Enable explicit universal quantification. + Implied by , + , + , + , + , + + + dynamic + + + + + Enable polymorphic components for data constructors. + dynamic + + + + + Enable rank-2 types. + dynamic + + + + + Enable rank-N types. + dynamic + + + + + Enable impredicative types. + dynamic + + + + + Enable existential quantification. + dynamic + + + + + Enable kind signatures. + dynamic + + + + + Enable empty data declarations. + dynamic + + + + + Enable parallel list comprehensions. + dynamic + + + + + Enable generalised list comprehensions. + dynamic + + + + + Enable unlifted FFI types. + dynamic + + + + + Enable liberalised type synonyms. + dynamic + + + + + Enable type operators. + dynamic + + + + + Enable recursive do notation. + dynamic + + + + + Enable recursive do (mdo) notation. This is deprecated; please use recursive do notation instead. + dynamic + + + + + Enable parallel arrays. + dynamic + + + + + Enable record wildcards. + dynamic + + + + + Enable record puns. + dynamic + + + + + Enable record field disambiguation. + dynamic + + + + + Enable unboxed tuples. + dynamic + + + + + Enable standalone deriving. + dynamic + + + + + Enable deriving for the Data and Typeable classes. + dynamic + + + + + Enable newtype deriving. + dynamic + + + + + Enable type synonyms in instance heads. + dynamic + + + + + Enable flexible contexts. + dynamic + + + + + Enable flexible instances. + Implies + dynamic + + + + + Enable constrained class methods. + dynamic + + + + + Enable multi parameter type classes. + dynamic + + + + + Enable functional dependencies. + dynamic + + + + + Enable package-qualified imports. + dynamic + @@ -779,14 +1069,34 @@ make warnings fatal dynamic - + -Wwarn + + + + make warnings non-fatal + dynamic + -Werror + + + + + warn about uses of pragmas that GHC doesn't recognise + dynamic + + + + + + warn about uses of functions & types that have warnings or deprecated pragmas + dynamic + - - warn about uses of functions & types that are deprecated + + warn about uses of commandline flags that are deprecated dynamic - + @@ -805,6 +1115,14 @@ + + warn about uses of Prelude numeric conversions that are probably + the identity (and hence could be omitted) + dynamic + + + + warn when the Prelude is implicitly imported dynamic @@ -819,6 +1137,13 @@ + + warn when a pattern match in a lambda expression or pattern binding could fail + dynamic + + + + warn when a record update could fail dynamic @@ -826,6 +1151,13 @@ + + warn when a pattern binding looks lazy but must be strict + dynamic + + + + warn when fields of a record are uninitialised dynamic @@ -833,6 +1165,14 @@ + + warn when an import declaration does not explicitly + list all the names brought into scope + dynamic + + + + warn when class methods are undefined dynamic @@ -855,8 +1195,8 @@ - warn when the module contains "orphan" instance declarations - or rewrite rules + warn when the module contains orphan instance declarations + or rewrite rules dynamic @@ -869,13 +1209,6 @@ - - warn about lambda-patterns that can fail - dynamic - - - - warn if there are tabs in the source file dynamic @@ -917,6 +1250,20 @@ + + + warn about do bindings that appear to throw away values of types other than () + dynamic + + + + + + warn about do bindings that appear to throw away monadic values that you should have bound instead + dynamic + + + @@ -986,6 +1333,13 @@ + + Share specialisations of overloaded functions (default) + dynamic + + + + Enable eta-reduction. Implied by . dynamic @@ -1036,6 +1390,14 @@ + + Set the number of phases for the simplifier (default 2). + Ignored with . + dynamic + - + + + Set the max iterations for the simplifier dynamic @@ -1058,6 +1420,13 @@ + + Turn on specialisation of overloaded functions. Implied by . + dynamic + -fno-specialise + + + Turn on full laziness (floating bindings outwards). Implied by . dynamic @@ -1065,12 +1434,19 @@ - + + Turn on the float-in transformation. Implied by . + dynamic + -fno-float-in + + + + Switch on all rewrite rules (including rules generated by automatic specialisation of overloaded functions). Implied by . dynamic - + @@ -1080,6 +1456,14 @@ -fno-strictness + + =n + Run an additional strictness analysis before simplifier +phase n + dynamic + - + + Turn on the SpecConstr transformation. Implied by . @@ -1088,6 +1472,22 @@ + =n + Set the size threshold for the SpecConstr transformation to n (default: 200) + static + + + + + =n + Set to n (default: 3) the maximum number of + specialisations that will be created for any one function + by the SpecConstr transformation + static + + + + Turn on the liberate-case transformation. Implied by . dynamic @@ -1095,11 +1495,17 @@ - =n - Set the size threshold for function specialisation to n, for both - the liberate-case and SpecConstr transformations (default: 200) + + Turn on the static argument transformation. Implied by . + dynamic + -fno-static-argument-transformation + + + + =n + Set the size threshold for the liberate-case transformation to n (default: 200) static - + @@ -1131,13 +1537,6 @@ - - Tweak unfolding settings - static - - - - Tweak unfolding settings static @@ -1150,6 +1549,13 @@ static - + + + + Turn on eager blackholing + dynamic + - + @@ -1174,21 +1580,21 @@ Auto-add _scc_s to all - exported functions - static + exported functions not marked INLINE + dynamic Auto-add _scc_s to all - top-level functions - static + top-level functions not marked INLINE + dynamic Auto-add _scc_s to all CAFs - static + dynamic @@ -1199,7 +1605,7 @@ - Turn on ticky-ticky profiling + Turn on ticky-ticky profiling static - @@ -1232,7 +1638,7 @@ - Directory to deposit .mix files during compilation + Directory to deposit .mix files during compilation (default is .hpc) dynamic @@ -1318,33 +1724,6 @@ - C compiler options - - - - - - - Flag - Description - Static/Dynamic - Reverse - - - - - file - Include file when - compiling the .hc file - dynamic - - - - - - - - - Code generation options @@ -1373,6 +1752,12 @@ -fasm + + Compile via LLVM + dynamic + -fasm + + Omit code generation dynamic @@ -1412,6 +1797,12 @@ + + Generate a shared library (as opposed to an executable) + dynamic + - + + Generate position-independent code (where available) static @@ -1424,6 +1815,13 @@ - + + Selects one of a number of modes for finding shared + libraries at runtime. + static + - + + name On Darwin/MacOS X only, link in the framework name. This option corresponds to the option for Apple's Linker. @@ -1470,6 +1868,21 @@ - + , + Control whether the RTS behaviour can be tweaked via command-line + flags and the GHCRTS environment + variable. Using none means no RTS flags can be given; some means only a minimum of safe options can be given (the default), and all (or no argument at all) means that all RTS flags are permitted. + dynamic + - + + + + Set the default RTS options to + opts. + dynamic + - + + Omit linking dynamic @@ -1499,6 +1912,39 @@ static - + + + Enable runtime event tracing + static + - + + + + Do not generate a manifest file (Windows only) + dynamic + - + + + + Do not embed the manifest in the executable (Windows only) + dynamic + - + + + + Don't generate an import library for a DLL (Windows only) + dynamic + - + + + path + Set the install name (via -install_name passed to Apple's + linker), specifying the full install path of the library file. Any libraries + or executables that link with it later will pick up that path as their + runtime search location for it. (Darwin/MacOS X only) + dynamic + - + @@ -1538,6 +1984,18 @@ Use cmd as the C compiler dynamic - + + cmd + Use cmd as the LLVM optimiser + dynamic + - + + + cmd + Use cmd as the LLVM compiler + dynamic + - + cmd @@ -1576,12 +2034,21 @@ dynamic - + + cmd + Use cmd as the program for + embedding manifests on Windows. + dynamic + - + + + @@ -1632,6 +2099,18 @@ - + option + pass option to the LLVM optimiser + dynamic + - + + + option + pass option to the LLVM compiler + dynamic + - + + option pass option to the mangler dynamic @@ -1656,8 +2135,8 @@ - - option - pass option to the dependency generator + option + pass option to windres. dynamic - @@ -1681,6 +2160,14 @@ Reverse + + + + (x86 only) Use SSE2 for floating point + dynamic + - + + @@ -1713,7 +2200,7 @@ Generate .hcr external Core files - static + dynamic - @@ -1800,7 +2287,7 @@ - Dump after intrumentation for program coverage + Dump after instrumentation for program coverage dynamic - @@ -1811,6 +2298,12 @@ - + + Dump LLVM intermediate code + dynamic + - + + Dump occurrence analysis output dynamic @@ -1841,6 +2334,18 @@ - + + Dump rule firing info + dynamic + - + + + + Dump detailed rule firing info + dynamic + - + + Dump rules dynamic @@ -1853,6 +2358,12 @@ - + + Dump output from each simplifier phase + dynamic + - + + Dump output from each simplifier iteration dynamic @@ -1866,7 +2377,7 @@ - Dump TH splided expressions, and what they evaluate to + Dump TH spliced expressions, and what they evaluate to dynamic - @@ -1931,12 +2442,36 @@ - + + Suppress unsolicited debugging output + static + - + + Turn on debug printing (more verbose) static - + + Suppress the printing of uniques in debug output (easier to use diff. + static + - + + + + Suppress the printing of coercions in Core dumps to make them shorter. + static + - + + + + Suppress the printing of module qualification prefixes in Core dumps to make them easier to read. + static + - + + Don't output pragma info in dumps static @@ -1996,12 +2531,6 @@ dynamic - - - - Enable unregisterised compilation - static - - - @@ -2034,12 +2563,6 @@ - - - Don't share specialisations of overloaded functions - static - - - - Set simplification history size static @@ -2057,6 +2580,12 @@ dynamic - + + + Turn off the GHCi sandbox. Means computations are run in teh main thread, rather than a forked thread. + dynamic + - + @@ -2075,7 +2604,6 @@ Misc: