1; RUN: opt -S -instcombine < %s | FileCheck %s
2
3; Instcombine should preserve metadata and alignment while
4; folding a bitcast into a store.
5
6; CHECK: store i32 (...)** bitcast (i8** getelementptr inbounds ([5 x i8*]* @G, i64 0, i64 2) to i32 (...)**), i32 (...)*** %0, align 16, !tag !0
7
8target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64"
9
10%struct.A = type { i32 (...)** }
11
12@G = external constant [5 x i8*]
13
14define void @foo(%struct.A* %a) nounwind {
15entry:
16  %0 = bitcast %struct.A* %a to i8***
17  store i8** getelementptr inbounds ([5 x i8*]* @G, i64 0, i64 2), i8*** %0, align 16, !tag !0
18  ret void
19}
20
21!0 = metadata !{metadata !"hello"}
22