forked from OSchip/llvm-project
47 lines
1.7 KiB
LLVM
47 lines
1.7 KiB
LLVM
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; RUN: opt %s -S -loop-unroll -licm | FileCheck %s
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; Check that we can deal with loops where a parent loop gets deleted before it
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; is visited by LICM.
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define void @test() {
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; CHECK-LABEL: define void @test() {
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; CHECK-LABEL: entry:
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; CHECK-NEXT: br label %for.body43
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; CHECK-LABEL: for.body43: ; preds = %entry
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; CHECK-NEXT: br label %if.else75
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; CHECK-LABEL: if.else75: ; preds = %for.body43
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; CHECK-NEXT: br label %for.body467
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; CHECK-LABEL: for.body467: ; preds = %for.body467.for.body467_crit_edge, %if.else75
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; CHECK-NEXT: br label %for.body467.for.body467_crit_edge
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; CHECK-LABEL: for.body467.for.body467_crit_edge: ; preds = %for.body467
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; CHECK-NEXT: br i1 false, label %for.end539, label %for.body467
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; CHECK-LABEL: for.end539: ; preds = %for.body467.for.body467_crit_edge
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; CHECK-NEXT: ret void
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;
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entry:
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br label %for.body43
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for.body43: ; preds = %for.end539, %entry
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br label %if.else75
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if.else75: ; preds = %for.body43
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br label %for.body467
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for.body467: ; preds = %for.body467.for.body467_crit_edge, %if.else75
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br label %for.body467.for.body467_crit_edge
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for.body467.for.body467_crit_edge: ; preds = %for.body467
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br i1 false, label %for.end539, label %for.body467
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for.end539: ; preds = %for.body467
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br i1 undef, label %for.body43, label %for.end547
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for.end547: ; preds = %for.body43
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ret void
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}
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