57 lines
1.8 KiB
LLVM
57 lines
1.8 KiB
LLVM
; RUN: opt < %s -loop-deletion -S
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; RUN: opt < %s -loop-deletion -analyze -domtree 2>&1 | FileCheck -check-prefix=DT %s
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; RUN: opt < %s -loop-deletion -analyze -verify-dom-info
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; CHECK: for.body
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; CHECK-NOT: for.cond1
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; Verify only the important parts of the DomTree.
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; DT: [1] %entry
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; DT: [2] %for.cond
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; DT: [3] %lbl63A679E5
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; DT: [3] %for.cond9
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; DT: [3] %lbl64774A9B
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; DT: [3] %for.body
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; DT: [4] %for.cond3.loopexit
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define i32 @fn1() {
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entry:
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br label %for.cond
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for.cond: ; preds = %entry
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br i1 undef, label %lbl63A679E5, label %for.body
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for.body: ; preds = %for.cond
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br label %for.cond1
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for.cond1: ; preds = %for.cond1, %for.body
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br i1 undef, label %for.cond1, label %for.cond3.loopexit
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for.cond3.loopexit: ; preds = %for.cond1
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br label %for.cond3
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for.cond3: ; preds = %for.cond9, %for.cond3.loopexit
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br i1 undef, label %for.body4, label %for.cond17
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for.body4: ; preds = %for.cond3
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br label %for.cond5
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for.cond5: ; preds = %lbl63A679E5, %for.body4
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br label %for.cond9
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lbl63A679E5: ; preds = %for.cond
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br label %for.cond5
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for.cond9: ; preds = %for.end14.split, %for.cond5
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br i1 undef, label %for.cond3, label %lbl64774A9B
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lbl64774A9B: ; preds = %for.cond17, %for.cond9
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br label %for.end14.split
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for.end14.split: ; preds = %lbl64774A9B
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br label %for.cond9
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for.cond17: ; preds = %for.cond3
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br label %lbl64774A9B
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}
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