1 files changed, 21 insertions, 0 deletions
diff --git a/clang/test/CodeGenCXX/switch-case-folding-2.cpp b/clang/test/CodeGenCXX/switch-case-folding-2.cpp
new file mode 100644
index 0000000..7c0283f
--- /dev/null
+++ b/clang/test/CodeGenCXX/switch-case-folding-2.cpp
@@ -0,0 +1,21 @@
+// RUN: %clang_cc1 -emit-llvm %s -o - | FileCheck %s
+// CHECK that we don't crash.
+
+extern int printf(const char*, ...);
+int test(int val){
+ switch (val) {
+ case 4:
+   do {
+     switch (6) {
+       case 6: do { case 5: printf("bad\n"); } while (0);
+     };
+   } while (0);
+ }
+ return 0;
+}
+
+int main(void) {
+ return test(5);
+}
+
+// CHECK: call i32 (i8*, ...)* @_Z6printfPKcz