Suppress false-positive GCC -Wreturn-type warning.

llvm-svn: 362582

diff --git a/llvm/lib/Transforms/IPO/Attributor.cpp b/llvm/lib/Transforms/IPO/Attributor.cpp
index 56c32235fd3849b872208ab507c0be2423d3caf4..d82667be933b51d60f73b692d834dea96cc91fbb 100644 (file)
--- a/llvm/lib/Transforms/IPO/Attributor.cpp
+++ b/llvm/lib/Transforms/IPO/Attributor.cpp
@@ -104,6 +104,7 @@ static unsigned getAttrIndex(AbstractAttribute::ManifestPosition MP,
   case AbstractAttribute::MP_RETURNED:
     return AttributeList::ReturnIndex;
   }
+  llvm_unreachable("Unknown manifest position!");
 }
 
 /// Return true if \p New is equal or worse than \p Old.