[llvm-ar] Added llvm_unreachable to quiet -Wreturn-type warnings.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@185751 91177308-0d34-0410-b5e6-96231b3b80d8
hylsd · Jul 6, 2013 · 2be430d · 2be430d
1 parent 429aead
commit 2be430d
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/tools/llvm-ar/llvm-ar.cpp b/tools/llvm-ar/llvm-ar.cpp
@@ -655,6 +655,8 @@ bool shouldCreateArchive(ArchiveOperation Op) {
   case ReplaceOrInsert:
     return true;
   }
+
+  llvm_unreachable("Missing entry in covered switch.");
 }
 
 // main - main program for llvm-ar .. see comments in the code