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