[project @ 2001-04-30 09:50:49 by simonmar]

better "#define IN_STG_CODE 0" before including the standard HC header
in a foreign export dynamic stub, because this isn't really HC code.

diff --git a/ghc/compiler/main/CodeOutput.lhs b/ghc/compiler/main/CodeOutput.lhs
index 27ac252..1983acc 100644 (file)
--- a/ghc/compiler/main/CodeOutput.lhs
+++ b/ghc/compiler/main/CodeOutput.lhs
@@ -194,7 +194,12 @@ outputForeignStubs dflags c_code h_code
 
        stub_c_file_exists
            <- outputForeignStubs_help (hscStubCOutName dflags) stub_c_output_w
-               (hc_header ++ "#include \"RtsAPI.h\"\n")
+               ("#define IN_STG_CODE 0\n" ++ 
+                hc_header ++
+                "#include \"RtsAPI.h\"\n")
+          -- we're adding the default hc_header to the stub file, but this
+          -- isn't really HC code, so we need to define IN_STG_CODE==0 to
+          -- avoid the register variables etc. being enabled.
 
         return (stub_h_file_exists, stub_c_file_exists)
   where