Added a testcase for r141599, rdar://problem/10063881.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@141628 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/test/Transforms/InstCombine/2011-10-07-AlignPromotion.ll b/test/Transforms/InstCombine/2011-10-07-AlignPromotion.ll
new file mode 100644 (file)
index 0000000..22061b2
--- /dev/null
+++ b/test/Transforms/InstCombine/2011-10-07-AlignPromotion.ll
@@ -0,0 +1,20 @@
+; RUN: opt -S -instcombine < %s | FileCheck %s
+; rdar://problem/10063307
+target datalayout = "e-p:32:32:32-i1:8:32-i8:8:32-i16:16:32-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:32:64-v128:32:128-a0:0:32-n32-S32"
+target triple = "thumbv7-apple-ios5.0.0"
+
+%0 = type { [2 x i32] }
+%struct.CGPoint = type { float, float }
+
+define void @t(%struct.CGPoint* %a) nounwind {
+  %Point = alloca %struct.CGPoint, align 4
+  %1 = bitcast %struct.CGPoint* %a to i64*
+  %2 = bitcast %struct.CGPoint* %Point to i64*
+  %3 = load i64* %1, align 4
+  store i64 %3, i64* %2, align 4
+  call void @foo(i64* %2) nounwind
+  ret void
+; CHECK: %Point = alloca i64, align 4
+}
+
+declare void @foo(i64*)