27 lines
915 B
LLVM
27 lines
915 B
LLVM
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; RUN: opt < %s -basicaa -aa-eval -print-all-alias-modref-info -disable-output |& FileCheck %s
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; CHECK: Just Ref: call void @ro() <-> call void @f0()
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declare void @f0()
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declare void @ro() readonly
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define void @test0() {
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call void @f0()
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call void @ro()
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ret void
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}
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; CHECK: NoModRef: call void @llvm.memset.p0i8.i64(i8* @A, i8 0, i64 1, i32 1, i1 false) <-> call void @llvm.memset.p0i8.i64(i8* @B, i8 0, i64 1, i32 1, i1 false)
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; CHECK: NoModRef: call void @llvm.memset.p0i8.i64(i8* @B, i8 0, i64 1, i32 1, i1 false) <-> call void @llvm.memset.p0i8.i64(i8* @A, i8 0, i64 1, i32 1, i1 false)
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declare void @llvm.memset.p0i8.i64(i8* nocapture, i8, i64, i32, i1) nounwind
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@A = external global i8
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@B = external global i8
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define void @test1() {
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call void @llvm.memset.p0i8.i64(i8* @A, i8 0, i64 1, i32 1, i1 false)
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call void @llvm.memset.p0i8.i64(i8* @B, i8 0, i64 1, i32 1, i1 false)
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ret void
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}
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