20 lines
635 B
LLVM
20 lines
635 B
LLVM
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; RUN: opt < %s -basic-aa -aa-eval -print-all-alias-modref-info -disable-output 2>&1 | FileCheck %s
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target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128"
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target triple = "x86_64-apple-macosx10.12.0"
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%struct.blam = type { i32, i32 }
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; CHECK-DAG: MayAlias: i32* %tmp, i32* %tmp3
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define i1 @ham(%struct.blam* %arg) {
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%isNull = icmp eq %struct.blam* %arg, null
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%tmp = getelementptr %struct.blam, %struct.blam* %arg, i64 0, i32 0
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%tmp2 = getelementptr %struct.blam, %struct.blam* %arg, i64 0, i32 1
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%select = select i1 %isNull, i32* null, i32* %tmp2
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%tmp3 = getelementptr i32, i32* %select, i32 -1
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ret i1 true
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}
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