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/SCCP/apint-array.ll b/test/Transforms/SCCP/apint-array.ll
new file mode 100644
index 0000000..ead3f6a
--- /dev/null
+++ b/test/Transforms/SCCP/apint-array.ll
@@ -0,0 +1,23 @@
+; RUN: llvm-as < %s | opt -sccp | llvm-dis | grep {ret i101 12}
+
+@Y = constant [6 x i101] [ i101 12, i101 123456789000000, i101 -12,i101
+-123456789000000, i101 0,i101 9123456789000000]
+
+define i101 @array()
+{
+Head:
+ %A = getelementptr [6 x i101]* @Y, i32 0, i32 1
+
+ %B = load i101* %A
+ %C = icmp sge i101 %B, 1
+ br i1 %C, label %True, label %False
+True:
+ %D = and i101 %B, 1
+ %E = trunc i101 %D to i32
+ %F = getelementptr [6 x i101]* @Y, i32 0, i32 %E
+ %G = load i101* %F
+ br label %False
+False:
+ %H = phi i101 [%G, %True], [-1, %Head]
+ ret i101 %H
+}