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Imported Upstream version 5.18.0.167

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Former-commit-id: 289509151e0fee68a1b591a20c9f109c3c789d3a
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Xamarin Public Jenkins (auto-signing)
2018-10-20 08:25:10 +00:00
parent e19d552987
commit b084638f15
28489 changed files with 184 additions and 3866856 deletions
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31
external/llvm/test/Analysis/BasicAA/constant-over-index.ll vendored
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@ -1,31 +0,0 @@
; RUN: opt < %s -basicaa -aa-eval -print-all-alias-modref-info 2>&1 | FileCheck %s
; PR4267
target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
; CHECK: MayAlias: double* %p.0.i.0, double* %p3
; %p3 is equal to %p.0.i.0 on the second iteration of the loop,
; so MayAlias is needed. In practice, basicaa returns PartialAlias
; for GEPs to ignore TBAA.
define void @foo([3 x [3 x double]]* noalias %p) {
entry:
%p3 = getelementptr [3 x [3 x double]], [3 x [3 x double]]* %p, i64 0, i64 0, i64 3
br label %loop
loop:
%i = phi i64 [ 0, %entry ], [ %i.next, %loop ]
%p.0.i.0 = getelementptr [3 x [3 x double]], [3 x [3 x double]]* %p, i64 0, i64 %i, i64 0
store volatile double 0.0, double* %p3
store volatile double 0.1, double* %p.0.i.0
%i.next = add i64 %i, 1
%cmp = icmp slt i64 %i.next, 3
br i1 %cmp, label %loop, label %exit
exit:
ret void
}