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-rw-r--r--lib/Sema/SemaChecking.cpp2
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/Sema/SemaChecking.cpp b/lib/Sema/SemaChecking.cpp
index cda4d92d2f..052ef3bef2 100644
--- a/lib/Sema/SemaChecking.cpp
+++ b/lib/Sema/SemaChecking.cpp
@@ -548,7 +548,7 @@ Sema::SemaBuiltinAtomicOverloaded(ExprResult TheCallResult) {
unsigned BuiltinID = FDecl->getBuiltinID();
unsigned BuiltinIndex, NumFixed = 1;
switch (BuiltinID) {
- default: assert(0 && "Unknown overloaded atomic builtin!");
+ default: llvm_unreachable("Unknown overloaded atomic builtin!");
case Builtin::BI__sync_fetch_and_add: BuiltinIndex = 0; break;
case Builtin::BI__sync_fetch_and_sub: BuiltinIndex = 1; break;
case Builtin::BI__sync_fetch_and_or: BuiltinIndex = 2; break;