19 lines
743 B
LLVM
19 lines
743 B
LLVM
; Ensures that our struct ops are sane.
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; RUN: opt < %s -disable-basicaa -cfl-anders-aa -aa-eval -print-all-alias-modref-info -disable-output 2>&1 | FileCheck %s
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; RUN: opt < %s -aa-pipeline=cfl-anders-aa -passes=aa-eval -print-all-alias-modref-info -disable-output 2>&1 | FileCheck %s
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; Since we ignore non-pointer values, we effectively ignore extractvalue
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; instructions. This means that %c "doesn't exist" in test_structure's graph,
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; so we currently get MayAlias.
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; XFAIL: *
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; CHECK-LABEL: Function: test_structure
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; CHECK: NoAlias: i64** %c, { i64**, i64** }* %a
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define void @test_structure() {
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%a = alloca {i64**, i64**}, align 8
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%b = load {i64**, i64**}, {i64**, i64**}* %a
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%c = extractvalue {i64**, i64**} %b, 0
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ret void
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}
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