1; RUN: opt < %s -aa-pipeline=basic-aa -passes=aa-eval -print-all-alias-modref-info -disable-output 2>&1 | FileCheck %s 2 3target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" 4 5%struct = type { i32, i32, i32 } 6 7; CHECK-LABEL: test_simple 8 9; CHECK-DAG: MustAlias: %struct* %st, %struct* %sta 10 11; CHECK-DAG: MayAlias: %struct* %st, i32* %x 12; CHECK-DAG: MayAlias: %struct* %st, i32* %y 13; CHECK-DAG: MayAlias: %struct* %st, i32* %z 14 15; CHECK-DAG: NoAlias: i32* %x, i32* %y 16; CHECK-DAG: NoAlias: i32* %x, i32* %z 17; CHECK-DAG: NoAlias: i32* %y, i32* %z 18 19; CHECK-DAG: MayAlias: %struct* %st, %struct* %y 20; CHECK-DAG: MayAlias: i32* %x, %struct* %y 21; CHECK-DAG: MayAlias: i32* %x, i80* %y 22 23; CHECK-DAG: MayAlias: %struct* %st, i64* %ya 24; CHECK-DAG: MayAlias: i64* %ya, i32* %z 25; CHECK-DAG: NoAlias: i32* %x, i64* %ya 26 27; CHECK-DAG: MustAlias: %struct* %y, i32* %y 28; CHECK-DAG: MustAlias: i32* %y, i64* %ya 29; CHECK-DAG: MustAlias: i80* %y, i32* %y 30 31define void @test_simple(ptr %st, i64 %i, i64 %j, i64 %k) { 32 %x = getelementptr inbounds %struct, ptr %st, i64 %i, i32 0 33 %y = getelementptr inbounds %struct, ptr %st, i64 %j, i32 1 34 %sta = call ptr @func2(ptr %st) 35 %z = getelementptr inbounds %struct, ptr %sta, i64 %k, i32 2 36 %ya = call ptr @func1(ptr %y) 37 load %struct, ptr %st 38 load %struct, ptr %sta 39 load i32, ptr %x 40 load i32, ptr %y 41 load i32, ptr %z 42 load %struct, ptr %y 43 load i80, ptr %y 44 load i64, ptr %ya 45 ret void 46} 47 48declare ptr @func1(ptr returned) nounwind 49declare ptr @func2(ptr returned) nounwind 50 51