llvm-project/llvm/test/Analysis/CFLAliasAnalysis/basic-interproc.ll

23 lines
622 B
LLVM

; This testcase ensures that CFL AA gives conservative answers on variables
; that involve arguments.
; RUN: opt < %s -disable-basicaa -cfl-aa -aa-eval -print-may-aliases -disable-output 2>&1 | FileCheck %s
; RUN: opt < %s -aa-pipeline=cfl-aa -passes=aa-eval -print-may-aliases -disable-output 2>&1 | FileCheck %s
; CHECK: Function: test2
; CHECK: MayAlias: i32* %arg1, i32* %arg2
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
}