fix PR4963: folding insertvalue would sometimes turn a packed struct into

an unpacked one.

llvm-svn: 81845

1 files changed, 6 insertions, 0 deletions

diff --git a/llvm/test/Assembler/insertextractvalue.ll b/llvm/test/Assembler/insertextractvalue.ll
index 3581238aa4c..2f5521fba87 100644
--- a/llvm/test/Assembler/insertextractvalue.ll
+++ b/llvm/test/Assembler/insertextractvalue.ll
@@ -21,3 +21,9 @@ define float @dar({{i32},{float, double}}* %p) nounwind {
   store {{i32},{float, double}} insertvalue ({{i32},{float, double}} zeroinitializer, double 20.0, 1, 1), {{i32},{float, double}}* %p
   ret float extractvalue ({{i32},{float, double}} zeroinitializer, 1, 0)
 }
+
+
+; PR4963
+define <{ i32, i32 }> @test57() {
+  ret <{ i32, i32 }> insertvalue (<{ i32, i32 }> zeroinitializer, i32 4, 1)
+}