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      1 ; This testcase ensures that CFL AA correctly handles simple memory alias 
      2 ; pattern
      3 
      4 ; RUN: opt < %s -disable-basicaa -cfl-anders-aa -aa-eval -print-all-alias-modref-info -disable-output 2>&1 | FileCheck %s
      5 ; RUN: opt < %s -aa-pipeline=cfl-anders-aa -passes=aa-eval -print-all-alias-modref-info -disable-output 2>&1 | FileCheck %s
      6 
      7 ; CHECK-LABEL: Function: test_memalias
      8 ; CHECK: NoAlias: i64* %a, i64** %b
      9 ; CHECK: NoAlias: i32** %c, i64* %a
     10 ; CHECK: MayAlias: i32* %d, i64* %a
     11 ; CHECK: NoAlias: i32* %d, i64** %b
     12 ; CHECK: NoAlias: i32* %d, i32** %c
     13 define void @test_memalias() {
     14   %a = alloca i64, align 8
     15   %b = alloca i64*, align 8
     16   store i64* %a, i64** %b
     17 
     18   %c = bitcast i64** %b to i32**
     19   %d = load i32*, i32** %c
     20   ret void
     21 }