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Imported Upstream version 5.18.0.246

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Former-commit-id: 0c7ce5b1a7851e13f22acfd379b7f9fb304e4833
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Xamarin Public Jenkins (auto-signing)
2019-01-23 08:21:40 +00:00
parent a7724cd563
commit 279aa8f685
28482 changed files with 3866972 additions and 44 deletions
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23
external/llvm/test/Analysis/BasicAA/fallback-mayalias.ll vendored Normal file
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; RUN: opt -basicaa -aa-eval -print-all-alias-modref-info -disable-output < %s 2>&1 | FileCheck %s
; Check that BasicAA falls back to MayAlias (instead of PartialAlias) when none
; of its little tricks are applicable.
; CHECK: MayAlias: float* %arrayidxA, float* %arrayidxB
define void @fallback_mayalias(float* noalias nocapture %C, i64 %i, i64 %j) local_unnamed_addr {
entry:
%shl = shl i64 %i, 3
%mul = shl nsw i64 %j, 4
%addA = add nsw i64 %mul, %shl
%orB = or i64 %shl, 1
%addB = add nsw i64 %mul, %orB
%arrayidxA = getelementptr inbounds float, float* %C, i64 %addA
store float undef, float* %arrayidxA, align 4
%arrayidxB = getelementptr inbounds float, float* %C, i64 %addB
store float undef, float* %arrayidxB, align 4
ret void
}