Vendor import of clang trunk r126079:

http://llvm.org/svn/llvm-project/cfe/trunk@126079

1 files changed, 11 insertions, 0 deletions

diff --git a/test/Sema/warn-unused-label.c b/test/Sema/warn-unused-label.c
new file mode 100644
index 0000000..48370a5
--- /dev/null
+++ b/test/Sema/warn-unused-label.c
@@ -0,0 +1,11 @@
+// RUN: %clang_cc1 -fsyntax-only -Wunused-label -verify %s
+
+void f() {
+  a:
+  goto a;
+  b: // expected-warning{{unused}}
+  c: __attribute__((unused));
+  d: __attribute__((noreturn)); // expected-warning {{'noreturn' attribute only applies to functions}}
+  goto d;
+  return;
+}