1; RUN: opt < %s -instcombine -S | FileCheck %s
2
3declare void @llvm.memcpy.p0i8.p0i8.i32(i8* nocapture, i8* nocapture, i32, i32, i1) nounwind
4
5define void @test1(i8* %a) {
6        tail call void @llvm.memcpy.p0i8.p0i8.i32(i8* %a, i8* %a, i32 100, i32 1, i1 false)
7        ret void
8; CHECK: define void @test1
9; CHECK-NEXT: ret void
10}
11
12
13; PR8267
14define void @test2(i8* %a) {
15        tail call void @llvm.memcpy.p0i8.p0i8.i32(i8* %a, i8* %a, i32 100, i32 1, i1 true)
16        ret void
17; CHECK: define void @test2
18; CHECK-NEXT: call void @llvm.memcpy
19}
20