Penryn doesn't support sse4.2, don't enable it in the first place.
While the code took care of disabling the sse42 flag it didn't know
about popcnt. This broke -march=native on penryn.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@147531 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Basic/Targets.cpp b/lib/Basic/Targets.cpp
index aebb28a..dd85c64 100644
--- a/lib/Basic/Targets.cpp
+++ b/lib/Basic/Targets.cpp
@@ -1568,8 +1568,7 @@
break;
case CK_Penryn:
setFeatureEnabled(Features, "mmx", true);
- setFeatureEnabled(Features, "sse4", true);
- Features["sse42"] = false;
+ setFeatureEnabled(Features, "sse4.1", true);
break;
case CK_Atom:
setFeatureEnabled(Features, "mmx", true);