It's not necessary to do rounding for alloca operations when the requested
alignment is equal to the stack alignment.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@40004 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/Transforms/LoopSimplify/basictest.ll b/test/Transforms/LoopSimplify/basictest.ll
new file mode 100644
index 0000000..2b01b47
--- /dev/null
+++ b/test/Transforms/LoopSimplify/basictest.ll
@@ -0,0 +1,17 @@
+; RUN: llvm-upgrade < %s | llvm-as | opt -loopsimplify
+
+implementation
+
+; This function should get a preheader inserted before BB3, that is jumped
+; to by BB1 & BB2
+;
+void "test"()
+begin
+ br bool true, label %BB1, label %BB2
+BB1: br label %BB3
+BB2: br label %BB3
+
+
+BB3:
+ br label %BB3
+end