Enable AVX on AMD Bulldozer processors.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@155900 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Basic/Targets.cpp b/lib/Basic/Targets.cpp
index b4e1781..e9094ba 100644
--- a/lib/Basic/Targets.cpp
+++ b/lib/Basic/Targets.cpp
@@ -1699,7 +1699,7 @@
     setFeatureEnabled(Features, "sse4a", true);
   case CK_BDVER1:
   case CK_BDVER2:
-    setFeatureEnabled(Features, "sse4", true);
+    setFeatureEnabled(Features, "avx", true);
     setFeatureEnabled(Features, "sse4a", true);
     setFeatureEnabled(Features, "aes", true);
     break;