New testcase

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5916 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/test/Transforms/Mem2Reg/2003-04-24-MultipleIdenticalSuccessors.ll b/test/Transforms/Mem2Reg/2003-04-24-MultipleIdenticalSuccessors.ll
new file mode 100644 (file)
index 0000000..16507e3
--- /dev/null
+++ b/test/Transforms/Mem2Reg/2003-04-24-MultipleIdenticalSuccessors.ll
@@ -0,0 +1,15 @@
+; Mem2reg used to only add one incoming value to a PHI node, even if it had
+; multiple incoming edges from a block.
+;
+; RUN: as < %s | opt -mem2reg -disable-output
+
+int %test(bool %c1, bool %c2) {
+       %X = alloca int
+       br bool %c1, label %Exit, label %B2
+B2:
+       store int 2, int* %X
+       br bool %c2, label %Exit, label %Exit
+Exit:
+       %Y = load int *%X
+       ret int %Y
+}