Add testcase for recent checkin.

llvm-svn: 93503

1 files changed, 20 insertions, 0 deletions

diff --git a/clang/test/Sema/warn-unreachable.c b/clang/test/Sema/warn-unreachable.c
new file mode 100644
index 00000000000..2c123d0b0fc
--- /dev/null
+++ b/clang/test/Sema/warn-unreachable.c
@@ -0,0 +1,20 @@
+// RUN: %clang %s -fsyntax-only -Xclang -verify -fblocks -Wunreachable-code
+
+void test1() {
+  goto c;
+  d:
+  goto e;       // expected-warning {{will never be executed}}
+  c: ;
+  int i;
+  return;
+  goto b;        // expected-warning {{will never be executed}}
+  goto a;        // expected-warning {{will never be executed}}
+  b:
+  i = 1;
+  a:
+  i = 2;
+  goto f;
+  e:
+  goto d;
+  f: ;
+}