| ; This testcase ensures that CFL AA gives conservative answers on variables |
| ; that involve arguments. |
| ; (Everything should alias everything, because args can alias globals, so the |
| ; aliasing sets should of args+alloca+global should be combined) |
| |
| ; RUN: opt < %s -disable-basic-aa -cfl-steens-aa -aa-eval -print-may-aliases -disable-output 2>&1 | FileCheck %s |
| |
| ; CHECK: Function: test |
| |
| @g = external global i32 |
| |
| define void @test(i1 %c, i32* %arg1, i32* %arg2) { |
| ; CHECK: 15 Total Alias Queries Performed |
| ; CHECK: 0 no alias responses |
| %A = alloca i32, align 4 |
| %B = select i1 %c, i32* %arg1, i32* %arg2 |
| %C = select i1 %c, i32* @g, i32* %A |
| |
| ret void |
| } |
