diff options
| author | Joachim Breitner <mail@joachim-breitner.de> | 2014-10-29 23:15:07 -0500 |
|---|---|---|
| committer | Austin Seipp <austin@well-typed.com> | 2014-10-29 23:15:08 -0500 |
| commit | c211f8e55b8dd1d43854ce3c4554ffbafb0009f9 (patch) | |
| tree | dde3ed55930fed9346a167e07ce5538cc2a59179 | |
| parent | 3d27f6975467ea05bc7e8aaf9e5a3c26d1cd20a6 (diff) | |
| download | haskell-c211f8e55b8dd1d43854ce3c4554ffbafb0009f9.tar.gz | |
Add __GLASGOW_HASKELL_TH__=YES/NO to CPP definitions
Test Plan: None really.
Reviewers: austin
Reviewed By: austin
Subscribers: thomie, carter, simonmar
Differential Revision: https://phabricator.haskell.org/D386
GHC Trac Issues: #9734
| -rw-r--r-- | compiler/main/DriverPipeline.hs | 6 | ||||
| -rw-r--r-- | docs/users_guide/phases.xml | 15 |
2 files changed, 21 insertions, 0 deletions
diff --git a/compiler/main/DriverPipeline.hs b/compiler/main/DriverPipeline.hs index 6bc67e7ac8..66c6e97d0c 100644 --- a/compiler/main/DriverPipeline.hs +++ b/compiler/main/DriverPipeline.hs @@ -2100,6 +2100,11 @@ doCpp dflags raw input_fn output_fn = do backend_defs <- getBackendDefs dflags +#ifdef GHCI + let th_defs = [ "-D__GLASGOW_HASKELL_TH__=YES" ] +#else + let th_defs = [ "-D__GLASGOW_HASKELL_TH__=NO" ] +#endif -- Default CPP defines in Haskell source ghcVersionH <- getGhcVersionPathName dflags let hsSourceCppOpts = @@ -2112,6 +2117,7 @@ doCpp dflags raw input_fn output_fn = do ++ map SysTools.Option hsSourceCppOpts ++ map SysTools.Option target_defs ++ map SysTools.Option backend_defs + ++ map SysTools.Option th_defs ++ map SysTools.Option hscpp_opts ++ map SysTools.Option sse_defs ++ map SysTools.Option avx_defs diff --git a/docs/users_guide/phases.xml b/docs/users_guide/phases.xml index 085ebbf509..b05de99f36 100644 --- a/docs/users_guide/phases.xml +++ b/docs/users_guide/phases.xml @@ -468,6 +468,21 @@ $ cat foo.hspp</screen> <varlistentry> <term> + <constant>__GLASGOW_HASKELL_TH__</constant> + <indexterm><primary><constant>__GLASGOW_HASKELL_TH__</constant></primary></indexterm> + </term> + <listitem> + <para> + This is set to <literal>YES</literal> when the compiler supports Template Haskell, and to + <literal>NO</literal> when not. The latter is the case for a stage-1 compiler during bootstrapping, or + on architectures where the interpreter is not available. + </para> + </listitem> + </varlistentry> + + + <varlistentry> + <term> <constant>__GLASGOW_HASKELL_LLVM__</constant> <indexterm><primary><constant>__GLASGOW_HASKELL_LLVM__</constant></primary></indexterm> </term> |