1 ; RUN: opt < %s -aa-pipeline=basic-aa -passes=aa-eval -print-all-alias-modref-info -disable-output 2>&1 | FileCheck %s
2 target datalayout = "e-p:32:32:32-i1:8:32-i8:8:32-i16:16:32-i32:32:32-i64:32:32-f32:32:32-f64:32:32-v64:32:64-v128:32:128-a0:0:32-n32"
4 declare void @llvm.memcpy.p0i8.p0i8.i64(i8* nocapture, i8* nocapture, i64, i1) #0
5 declare void @llvm.experimental.noalias.scope.decl(metadata)
7 define void @test1(i8* %P, i8* %Q) nounwind ssp {
10 tail call void @llvm.experimental.noalias.scope.decl(metadata !0)
11 tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* %P, i8* %Q, i64 12, i1 false)
14 ; CHECK-LABEL: Function: test1:
16 ; CHECK: MayAlias: i8* %P, i8* %Q
17 ; CHECK: NoModRef: Ptr: i8* %P <-> tail call void @llvm.experimental.noalias.scope.decl(metadata !0)
18 ; CHECK: NoModRef: Ptr: i8* %Q <-> tail call void @llvm.experimental.noalias.scope.decl(metadata !0)
19 ; CHECK: Both ModRef: Ptr: i8* %P <-> tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* %P, i8* %Q, i64 12, i1 false)
20 ; CHECK: Both ModRef: Ptr: i8* %Q <-> tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* %P, i8* %Q, i64 12, i1 false)
21 ; CHECK: NoModRef: tail call void @llvm.experimental.noalias.scope.decl(metadata !0) <-> tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* %P, i8* %Q, i64 12, i1 false)
22 ; CHECK: NoModRef: tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* %P, i8* %Q, i64 12, i1 false) <-> tail call void @llvm.experimental.noalias.scope.decl(metadata !0)
26 attributes #0 = { nounwind }
29 !1 = distinct !{ !1, !2, !"test1: var" }
30 !2 = distinct !{ !2, !"test1" }