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495950222a
First step after e1133179587dd895962a2fe4d6eb0cb1e63b5ee2, in these tests, DomTree is valid afterwards, so mark them as such, so that they don't regress. In further steps, SimplifyCFG transforms shall taught to preserve DomTree, in as small steps as possible.
26 lines
760 B
LLVM
26 lines
760 B
LLVM
; RUN: opt -S -indvars -loop-idiom -verify -loop-simplifycfg -simplifycfg-require-and-preserve-domtree=1 -loop-idiom < %s | FileCheck %s
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target triple = "x86_64-unknown-linux-gnu"
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; CHECK-LABEL: @f1()
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; CHECK-NEXT: entry:
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define void @f1() {
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entry:
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br label %lbl1
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lbl1: ; preds = %if.end, %entry
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br label %for
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for: ; preds = %if.end, %lbl1
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br label %lor.end
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lor.end: ; preds = %for
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br i1 undef, label %for.end, label %if.end
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if.end: ; preds = %lor.end
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br i1 undef, label %lbl1, label %for
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for.end: ; preds = %lor.end
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ret void
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}
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