New testcase

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@8125 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/test/Transforms/SimplifyCFG/InvokeEliminate.ll b/test/Transforms/SimplifyCFG/InvokeEliminate.ll
new file mode 100644 (file)
index 0000000..7a2c4a6
--- /dev/null
+++ b/test/Transforms/SimplifyCFG/InvokeEliminate.ll
@@ -0,0 +1,19 @@
+; This testcase checks to see if the simplifycfg pass is converting invoke
+; instructions to call instructions if the handler just rethrows the exception.
+
+; If this test is successful, the function should be reduced to 'call; ret'
+
+; RUN: as < %s | opt -simplifycfg | dis | not egrep 'invoke|br'
+
+declare void %bar()
+declare void %llvm.unwind()
+
+int %test() {
+       invoke void %bar() to label %Ok except label %Rethrow
+Ok:
+       ret int 0
+Rethrow:
+       call void %llvm.unwind()
+       br label %Ok
+}
+