--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/llvm/test/Feature/alignment.ll	Thu Feb 13 15:10:13 2020 +0900
@@ -0,0 +1,16 @@
+; RUN: llvm-as < %s | llvm-dis > %t1.ll
+; RUN: llvm-as %t1.ll -o - | llvm-dis > %t2.ll
+; RUN: diff %t1.ll %t2.ll
+
+@X = global i32 4, align 16             ; <i32*> [#uses=0]
+
+define i32* @test() align 32 {
+        %X = alloca i32, align 4                ; <i32*> [#uses=1]
+        %Y = alloca i32, i32 42, align 16               ; <i32*> [#uses=0]
+        %Z = alloca i32         ; <i32*> [#uses=0]
+        ret i32* %X
+}
+define void @test3() alignstack(16) {
+        ret void
+}
+