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Imported Upstream version 5.18.0.246

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Former-commit-id: 0c7ce5b1a7851e13f22acfd379b7f9fb304e4833
This commit is contained in:
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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29
external/llvm/test/Transforms/LCSSA/unreachable-use.ll vendored Normal file
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@ -0,0 +1,29 @@
; RUN: opt < %s -lcssa -S -verify-loop-info | FileCheck %s
; PR6546
; LCSSA doesn't need to transform uses in blocks not reachable
; from the entry block.
; CHECK: %tmp33 = load i1*, i1** %tmp
define fastcc void @dfs() nounwind {
bb:
br label %bb44
bb44:
br i1 undef, label %bb7, label %bb45
bb7:
%tmp = bitcast i1** undef to i1**
br label %bb15
bb15:
br label %bb44
bb32:
%tmp33 = load i1*, i1** %tmp, align 8
br label %bb45
bb45:
unreachable
}