New testcase

llvm-svn: 5916

1 files changed, 15 insertions, 0 deletions

diff --git a/llvm/test/Regression/Transforms/Mem2Reg/2003-04-24-MultipleIdenticalSuccessors.ll b/llvm/test/Regression/Transforms/Mem2Reg/2003-04-24-MultipleIdenticalSuccessors.ll
new file mode 100644
index 00000000000..16507e39882
--- /dev/null
+++ b/llvm/test/Regression/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
+}