Imported Upstream version 5.18.0.205

Former-commit-id: 7f59f7e792705db773f1caecdaa823092f4e2927
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Xamarin Public Jenkins (auto-signing)
2018-11-16 08:20:38 +00:00
parent 5cd5df71cc
commit 8e12397d70
28486 changed files with 3867013 additions and 66 deletions

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; This testcases makes sure that mem2reg can handle unreachable blocks.
; RUN: opt < %s -mem2reg
define i32 @test() {
%X = alloca i32 ; <i32*> [#uses=2]
store i32 6, i32* %X
br label %Loop
Loop: ; preds = %EndOfLoop, %0
store i32 5, i32* %X
br label %EndOfLoop
Unreachable: ; No predecessors!
br label %EndOfLoop
EndOfLoop: ; preds = %Unreachable, %Loop
br label %Loop
}