Fix the insertion of label declarations into the identifier chain in

the case where we only have a single identifier with that name in the
chain. Fixes PR9463 for real this time.

llvm-svn: 128208

1 files changed, 47 insertions, 0 deletions

diff --git a/clang/test/SemaCXX/goto2.cpp b/clang/test/SemaCXX/goto2.cpp
new file mode 100644
index 00000000000..01ea031ac2c
--- /dev/null
+++ b/clang/test/SemaCXX/goto2.cpp
@@ -0,0 +1,47 @@
+// RUN: %clang_cc1 -fsyntax-only -verify %s
+
+//PR9463
+int subfun(const char *text) {
+  const char *tmp = text;
+  return 0;
+}
+
+void fun(const char* text) {
+  int count = 0;
+  bool check = true;
+
+  if (check)
+    {
+      const char *end = text;
+
+      if (check)
+        {
+          do
+            {
+              if (check)
+                {
+                  count = subfun(end);
+                  goto end;
+                }
+
+              check = !check;
+            }
+          while (check);
+        }
+      // also works, after commenting following line of source code
+      int e = subfun(end);
+    }
+ end:
+  if (check)
+    ++count;
+}
+
+const char *text = "some text";
+
+int main() {
+	const char *ptr = text;
+
+	fun(ptr);
+
+	return 0;
+}