| ; RUN: opt < %s -disable-basicaa -cfl-steens-aa -aa-eval -print-may-aliases -disable-output 2>&1 | FileCheck %s |
| ; RUN: opt < %s -aa-pipeline=cfl-steens-aa -passes=aa-eval -print-may-aliases -disable-output 2>&1 | FileCheck %s |
| |
| ; CHECK-LABEL: Function: foo |
| ; CHECK: MayAlias: i32* %A, i32* %B |
| define void @foo(i32* %A, i32* %B) { |
| entry: |
| store i32 0, i32* %A, align 4 |
| store i32 0, i32* %B, align 4 |
| ret void |
| } |
| |
| ; CHECK-LABEL: Function: bar |
| ; CHECK: MayAlias: i32* %A, i32* %B |
| ; CHECK: MayAlias: i32* %A, i32* %arrayidx |
| ; CHECK: MayAlias: i32* %B, i32* %arrayidx |
| define void @bar(i32* %A, i32* %B) { |
| entry: |
| store i32 0, i32* %A, align 4 |
| %arrayidx = getelementptr inbounds i32, i32* %B, i64 1 |
| store i32 0, i32* %arrayidx, align 4 |
| ret void |
| } |
| |
| @G = global i32 0 |
| |
| ; CHECK-LABEL: Function: baz |
| ; CHECK: MayAlias: i32* %A, i32* @G |
| define void @baz(i32* %A) { |
| entry: |
| store i32 0, i32* %A, align 4 |
| store i32 0, i32* @G, align 4 |
| ret void |
| } |
| |
| ; CHECK-LABEL: Alias Analysis Evaluator Report |
| ; CHECK: 5 Total Alias Queries Performed |
| ; CHECK: 0 no alias responses |
| ; CHECK: 5 may alias responses |