34 lines
636 B
LLVM
34 lines
636 B
LLVM
|
; RUN: opt < %s -postdomtree -analyze -enable-new-pm=0 | FileCheck %s
|
||
|
|
; RUN: opt < %s -passes='print<postdomtree>' 2>&1 | FileCheck %s
|
||
|
|
define internal void @f() {
|
||
|
|
entry:
|
||
|
|
br i1 1, label %a, label %b
|
||
|
|
|
||
|
|
a:
|
||
|
|
br label %c
|
||
|
|
|
||
|
|
b:
|
||
|
|
br label %c
|
||
|
|
|
||
|
|
c:
|
||
|
|
br i1 undef, label %bb35, label %bb3.i
|
||
|
|
|
||
|
|
bb3.i:
|
||
|
|
br label %bb3.i
|
||
|
|
|
||
|
|
bb35.loopexit3:
|
||
|
|
br label %bb35
|
||
|
|
|
||
|
|
bb35:
|
||
|
|
ret void
|
||
|
|
}
|
||
|
|
; CHECK: Inorder PostDominator Tree:
|
||
|
|
; CHECK-NEXT: [1] <<exit node>>
|
||
|
|
; CHECK-NEXT: [2] %bb35
|
||
|
|
; CHECK-NEXT: [3] %bb35.loopexit3
|
||
|
|
; CHECK-NEXT: [2] %c
|
||
|
|
; CHECK-NEXT: [3] %a
|
||
|
|
; CHECK-NEXT: [3] %entry
|
||
|
|
; CHECK-NEXT: [3] %b
|
||
|
|
; CHECK-NEXT: [2] %bb3.i
|