New testcase for PR332

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@13348 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/test/Transforms/ADCE/2004-05-04-UnreachableBlock.llx b/test/Transforms/ADCE/2004-05-04-UnreachableBlock.llx
new file mode 100644 (file)
index 0000000..b08fdfe
--- /dev/null
+++ b/test/Transforms/ADCE/2004-05-04-UnreachableBlock.llx
@@ -0,0 +1,16 @@
+; RUN: llvm-as < %s | opt -adce -disable-output
+
+void %test() {
+entry:
+       br label %UnifiedReturnBlock
+
+UnifiedReturnBlock:
+       ret void
+
+invoke_catch.0:                ; No predecessors!
+       br bool false, label %UnifiedUnwindBlock, label %UnifiedReturnBlock
+
+UnifiedUnwindBlock:            ; preds = %invoke_catch.0
+       unwind
+
+}