| ; RUN: opt < %s -S -basicaa -memcpyopt | FileCheck %s |
| target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" |
| |
| %T = type { i64, i64 } |
| |
| define void @test(i8* %src) { |
| %tmp = alloca i8 |
| %dst = alloca i8 |
| ; CHECK: call void @llvm.memcpy.p0i8.p0i8.i64(i8* %dst, i8* %src, i64 1, i32 8, i1 false) |
| call void @llvm.memcpy.p0i8.p0i8.i64(i8* %tmp, i8* %src, i64 1, i32 8, i1 false), !noalias !2 |
| call void @llvm.memcpy.p0i8.p0i8.i64(i8* %dst, i8* %tmp, i64 1, i32 8, i1 false) |
| |
| ret void |
| } |
| |
| declare void @llvm.memcpy.p0i8.p0i8.i64(i8*, i8*, i64, i32, i1) |
| |
| ; Check that the noalias for "dst" was removed by checking that the metadata is gone |
| ; CHECK-NOT: "dst" |
| !0 = !{!0} |
| !1 = distinct !{!1, !0, !"dst"} |
| !2 = distinct !{!1} |
