-----------------------------------------------------------------------------
--- $Id: DriverFlags.hs,v 1.98 2002/07/03 15:15:24 sof Exp $
+-- $Id: DriverFlags.hs,v 1.101 2002/08/29 15:44:15 simonmar Exp $
--
-- Driver flags
--
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
machdepCCOpts
| prefixMatch "alpha" cTARGETPLATFORM
- = return ( ["-static", "-w", "-mieee"], [] )
+ = return ( ["-static", "-w", "-mieee"
+#ifdef HAVE_THREADED_RTS_SUPPORT
+ , "-D_REENTRANT"
+#endif
+ ], [] )
-- For now, to suppress the gcc warning "call-clobbered
-- register used for global register variable", we simply
-- disable all warnings altogether using the -w flag. Oh well.
-- , 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 ]
)