; RUN: opt -aa-pipeline=basic-aa -passes=aa-eval -print-no-aliases -disable-output %s 2>&1 | FileCheck %s %struct = type <{ [20 x i64] }> ; CHECK-LABEL: Function: test_noalias ; CHECK-NEXT: NoAlias: %struct* %ptr1, i64* %ptr2 ; CHECK-NEXT: NoAlias: %struct* %addr.ptr, i64* %ptr2 ; CHECK-NEXT: NoAlias: i64* %gep, i64* %ptr2 define void @test_noalias(%struct* noalias %ptr1, i64* %ptr2, i64 %offset) { entry: %addr.ptr = call %struct* @llvm.ptrmask.p0s_struct.p0s.struct.i64(%struct* %ptr1, i64 72057594037927928) load %struct, %struct* %ptr1 load %struct, %struct* %addr.ptr store i64 10, i64* %ptr2 %gep = getelementptr inbounds %struct, %struct* %addr.ptr, i64 0, i32 0, i64 %offset store i64 1, i64* %gep, align 8 ret void } ; CHECK-NEXT: Function: test_alias ; CHECK-NOT: NoAlias define void @test_alias(%struct* %ptr1, i64* %ptr2, i64 %offset) { entry: %addr.ptr = call %struct* @llvm.ptrmask.p0s_struct.p0s.struct.i64(%struct* %ptr1, i64 72057594037927928) load %struct, %struct* %ptr1 load %struct, %struct* %addr.ptr store i64 10, i64* %ptr2 %gep = getelementptr inbounds %struct, %struct* %addr.ptr, i64 0, i32 0, i64 %offset store i64 1, i64* %gep, align 8 ret void } declare %struct* @llvm.ptrmask.p0s_struct.p0s.struct.i64(%struct*, i64)