Imported Upstream version 5.18.0.225

Former-commit-id: 10196d987d5fc5564b9d3b33b1fdf13190f4d0b5
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Xamarin Public Jenkins (auto-signing)
2018-12-21 19:01:49 +00:00
parent 32d52ae4ca
commit f32dbaf0b2
28477 changed files with 3866961 additions and 38 deletions

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; RUN: llvm-as %s -o /dev/null
; RUN: verify-uselistorder %s
; Dominance relationships is not calculated correctly for unreachable blocks,
; which causes the verifier to barf on this input.
define i32 @test(i1 %b) {
BB0:
ret i32 7 ; Loop is unreachable
Loop: ; preds = %L2, %Loop
%B = phi i32 [ %B, %L2 ], [ %B, %Loop ] ;PHI has same value always.
br i1 %b, label %L2, label %Loop
L2: ; preds = %Loop
br label %Loop
}