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- ; This testcase ensures that CFL AA gives conservative answers on variables
- ; that involve arguments.
- ; RUN: opt < %s -cfl-aa -aa-eval -print-may-aliases -disable-output 2>&1 | FileCheck %s
- ; CHECK: Function: test
- ; CHECK: 2 Total Alias Queries Performed
- ; CHECK: 1 no alias responses
- ; ^^ In @test2, %arg1 and %arg2 may alias
- define void @test2(i32* %arg1, i32* %arg2) {
- store i32 0, i32* %arg1
- store i32 0, i32* %arg2
- ret void
- }
- define void @test() {
- %a = alloca i32, align 4
- %b = alloca i32, align 4
- call void @test2(i32* %a, i32* %b)
- ret void
- }
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