diff --git a/clang/test/CodeGen/2004-02-20-Builtins.c b/clang/test/CodeGen/2004-02-20-Builtins.c
index 13f970127d606..4febe2fd30e1d 100644
--- a/clang/test/CodeGen/2004-02-20-Builtins.c
+++ b/clang/test/CodeGen/2004-02-20-Builtins.c
@@ -3,6 +3,9 @@ double sqrt(double x);
 
 // CHECK-LABEL: @zsqrtxxx
 // CHECK-NOT: builtin
+// Don't search into metadata definitions.  !llvm.ident can contain the
+// substring "builtin" if it's in the source tree path.
+// CHECK-LABEL: !llvm.ident
 void zsqrtxxx(float num) {
    num = sqrt(num);
 }