2017-07-11-incremental-dt.ll
1.79 KB
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; RUN: opt < %s -loop-deletion -S
; RUN: opt < %s -loop-deletion -analyze -domtree 2>&1 | FileCheck -check-prefix=DT %s
; RUN: opt < %s -loop-deletion -analyze -verify-dom-info
; CHECK: for.body
; CHECK-NOT: for.cond1
; Verify only the important parts of the DomTree.
; DT: [1] %entry
; DT: [2] %for.cond
; DT: [3] %lbl63A679E5
; DT: [3] %for.cond9
; DT: [3] %lbl64774A9B
; DT: [3] %for.body
; DT: [4] %for.cond3.loopexit
define i32 @fn1() {
entry:
br label %for.cond
for.cond: ; preds = %entry
br i1 undef, label %lbl63A679E5, label %for.body
for.body: ; preds = %for.cond
br label %for.cond1
for.cond1: ; preds = %for.cond1, %for.body
br i1 undef, label %for.cond1, label %for.cond3.loopexit
for.cond3.loopexit: ; preds = %for.cond1
br label %for.cond3
for.cond3: ; preds = %for.cond9, %for.cond3.loopexit
br i1 undef, label %for.body4, label %for.cond17
for.body4: ; preds = %for.cond3
br label %for.cond5
for.cond5: ; preds = %lbl63A679E5, %for.body4
br label %for.cond9
lbl63A679E5: ; preds = %for.cond
br label %for.cond5
for.cond9: ; preds = %for.end14.split, %for.cond5
br i1 undef, label %for.cond3, label %lbl64774A9B
lbl64774A9B: ; preds = %for.cond17, %for.cond9
br label %for.end14.split
for.end14.split: ; preds = %lbl64774A9B
br label %for.cond9
for.cond17: ; preds = %for.cond3
br label %lbl64774A9B
}