X-Git-Url: http://git.megacz.com/?p=ghc-hetmet.git;a=blobdiff_plain;f=includes%2FSMP.h;h=515516a9824864ccb7756b65917f9321097f24b6;hp=68f16905c6241b78efa72092e7c7415e6e90fb70;hb=7adc29e83d11ced8877490f0a12fd8b751b9922a;hpb=3b1f598f60e9dfc45aba5dd0c0993ca0b403aeac

diff --git a/includes/SMP.h b/includes/SMP.h
index 68f1690..515516a 100644
--- a/includes/SMP.h
+++ b/includes/SMP.h
@@ -76,8 +76,9 @@ cas(StgVolatilePtr p, StgWord o, StgWord n)
         "       stwcx.    %2, 0, %3\n"
         "       bne-      1b\n"
         "2:"
-        :"=r" (result)
+        :"=&r" (result)
         :"r" (o), "r" (n), "r" (p)
+        :"cc", "memory"
     );
     return result;
 #else