X-Git-Url: http://git.megacz.com/?a=blobdiff_plain;f=compiler%2Fmain%2FStaticFlagParser.hs;h=bcc96a676f458bb910560301c6cc7f46beff9cd6;hb=930421d4ed09e5389e0ef4c5eef36075a6809cc0;hp=a153435967d6c24e9fadf5df47b62f2383051297;hpb=740618f2b7d822f53528d271ccfb617c8ce84c55;p=ghc-hetmet.git

diff --git a/compiler/main/StaticFlagParser.hs b/compiler/main/StaticFlagParser.hs
index a153435..bcc96a6 100644
--- a/compiler/main/StaticFlagParser.hs
+++ b/compiler/main/StaticFlagParser.hs
@@ -138,6 +138,11 @@ static_flags = [
   , Flag "Rghc-timing"    (NoArg  (enableTimingStats)) Supported
 
         ------ Compiler flags -----------------------------------------------
+
+        -- -fPIC requires extra checking: only the NCG supports it.
+        -- See also DynFlags.parseDynamicFlags.
+  , Flag "fPIC" (PassFlag setPIC) Supported
+
         -- All other "-fno-<blah>" options cancel out "-f<blah>" on the hsc cmdline
   , Flag "fno-"
          (PrefixPred (\s -> isStaticFlag ("f"++s)) (\s -> removeOpt ("-f"++s)))
@@ -147,6 +152,12 @@ static_flags = [
   , Flag "f" (AnySuffixPred isStaticFlag addOpt) Supported
   ]
 
+setPIC :: String -> IO ()
+setPIC | cGhcWithNativeCodeGen == "YES" || cGhcUnregisterised == "YES"
+       = addOpt
+       | otherwise
+       = ghcError $ CmdLineError "-fPIC is not supported on this platform"
+
 isStaticFlag :: String -> Bool
 isStaticFlag f =
   f `elem` [