X-Git-Url: http://git.megacz.com/?p=ghc-hetmet.git;a=blobdiff_plain;f=docs%2Fusers_guide%2Fflags.xml;h=978ddf7464aeb50c19129741eb57978f575f4309;hp=b84cc227bf61741bbf742582c786122a89a8d76d;hb=432b9c9322181a3644083e3c19b7e240d90659e7;hpb=3e001a06b498da5d2ea1385cf26601700d9888b2 diff --git a/docs/users_guide/flags.xml b/docs/users_guide/flags.xml index b84cc22..978ddf7 100644 --- a/docs/users_guide/flags.xml +++ b/docs/users_guide/flags.xml @@ -60,6 +60,18 @@ - + + display the supported 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 + - + @@ -416,11 +434,7 @@ file - Read the interface in - file and dump it as text to - stdout. - mode - - + See . @@ -456,7 +470,7 @@ - + Interactive-mode options @@ -485,35 +499,43 @@ - - - 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 - + @@ -585,7 +607,9 @@ Language options - + Language options can be enabled either by a command-line option + , or by a {-# LANGUAGE blah #-} + pragma in the file itself. See @@ -605,63 +629,63 @@ - + 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 - + @@ -670,74 +694,285 @@ - + Don't implicitly import Prelude dynamic - + - + Disable the monomorphism restriction 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 type families. dynamic - + - + Enable lexically-scoped type variables. Implied by . 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 new + qualified operator syntax + 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 (mdo) notation. + 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. + dynamic + + + + + Enable constrained class methods. + dynamic + + + + + Enable multi parameter type classes. + dynamic + + + + + Enable functional dependencies. + dynamic + + + + + Enable package-qualified imports. + dynamic + @@ -782,14 +1017,34 @@ make warnings fatal dynamic - + -Wwarn + + + + make warnings non-fatal + dynamic + -Werror - - warn about uses of functions & types that are deprecated + + 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 commandline flags that are deprecated + dynamic + @@ -858,8 +1113,8 @@ - warn when the module contains "orphan" instance declarations - or rewrite rules + warn when the module contains orphan instance declarations + or rewrite rules dynamic @@ -989,6 +1244,13 @@ + + Share specialisations of overloaded functions (default) + dynamic + + + + Enable eta-reduction. Implied by . dynamic @@ -1039,6 +1301,14 @@ + + Set the number of phases for the simplifier (default 2). + Ignored with . + dynamic + - + + + Set the max iterations for the simplifier dynamic @@ -1091,6 +1361,22 @@ + =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 @@ -1098,11 +1384,17 @@ - =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 - + @@ -1134,13 +1426,6 @@ - - Tweak unfolding settings - static - - - - Tweak unfolding settings static @@ -1153,6 +1438,13 @@ static - + + + + Turn on eager blackholing + dynamic + - + @@ -1178,20 +1470,20 @@ Auto-add _scc_s to all exported functions - static + dynamic Auto-add _scc_s to all top-level functions - static + dynamic Auto-add _scc_s to all CAFs - static + dynamic @@ -1235,7 +1527,7 @@ - Directory to deposit .mix files during compilation + Directory to deposit .mix files during compilation (default is .hpc) dynamic @@ -1502,6 +1794,18 @@ static - + + + Do not generate a manifest file (Windows only) + dynamic + - + + + + Do not embed the manifest in the executable (Windows only) + dynamic + - + @@ -1579,6 +1883,13 @@ dynamic - + + cmd + Use cmd as the program for + embedding manifests on Windows. + dynamic + - + @@ -1659,8 +1970,8 @@ - - option - pass option to the dependency generator + option + pass option to windres. dynamic - @@ -1803,7 +2114,7 @@ - Dump after intrumentation for program coverage + Dump after instrumentation for program coverage dynamic - @@ -1856,6 +2167,12 @@ - + + Dump output from each simplifier phase + dynamic + - + + Dump output from each simplifier iteration dynamic @@ -1869,7 +2186,7 @@ - Dump TH splided expressions, and what they evaluate to + Dump TH spliced expressions, and what they evaluate to dynamic - @@ -1934,12 +2251,24 @@ - + + 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 + - + + Don't output pragma info in dumps static @@ -1999,12 +2328,6 @@ dynamic - - - - Enable unregisterised compilation - static - - - @@ -2037,12 +2360,6 @@ - - - Don't share specialisations of overloaded functions - static - - - - Set simplification history size static