X-Git-Url: http://git.megacz.com/?a=blobdiff_plain;f=ghc%2Fcompiler%2Fmain%2FDriverFlags.hs;h=8b1a8dad90c2c5bd94866ea5ed7fea4f3ae7cd8c;hb=9af77fa423926fbda946b31e174173d0ec5ebac8;hp=63aa85c4334c87d6edf7f4b0c37d9cf8d489a45b;hpb=04895d78cfd66f49c66ff155075a0472634cfb73;p=ghc-hetmet.git

diff --git a/ghc/compiler/main/DriverFlags.hs b/ghc/compiler/main/DriverFlags.hs
index 63aa85c..8b1a8da 100644
--- a/ghc/compiler/main/DriverFlags.hs
+++ b/ghc/compiler/main/DriverFlags.hs
@@ -1,5 +1,5 @@
 -----------------------------------------------------------------------------
--- $Id: DriverFlags.hs,v 1.99 2002/07/11 06:52:23 ken Exp $
+-- $Id: DriverFlags.hs,v 1.102 2002/09/13 15:02:34 simonpj Exp $
 --
 -- Driver flags
 --
@@ -27,10 +27,10 @@ import Config
 import Util
 import Panic
 
-import Exception
-import IOExts
-import System		( exitWith, ExitCode(..) )
+import EXCEPTION
+import DATA_IOREF	( readIORef, writeIORef )
 
+import System		( exitWith, ExitCode(..) )
 import IO
 import Maybe
 import Monad
@@ -493,8 +493,13 @@ decodeSize str
 -----------------------------------------------------------------------------
 -- RTS Hooks
 
+#if __GLASGOW_HASKELL__ >= 504
+foreign import ccall unsafe "setHeapSize"       setHeapSize       :: Int -> IO ()
+foreign import ccall unsafe "enableTimingStats" enableTimingStats :: IO ()
+#else
 foreign import "setHeapSize"       unsafe setHeapSize       :: Int -> IO ()
 foreign import "enableTimingStats" unsafe enableTimingStats :: IO ()
+#endif
 
 -----------------------------------------------------------------------------
 -- Build the Hsc static command line opts
@@ -572,6 +577,10 @@ machdepCCOpts
 --                    , if suffixMatch "mingw32" cTARGETPLATFORM then "-mno-cygwin" else "" 
 		      ],
 		      [ "-fno-defer-pop", "-fomit-frame-pointer",
+			-- we want -fno-builtin, because when gcc inlines
+			-- built-in functions like memcpy() it tends to
+			-- run out of registers, requiring -monly-n-regs
+			"-fno-builtin",
 	                "-DSTOLEN_X86_REGS="++show n_regs ]
 		    )