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[NFC] Add another failing test on LoopSimplifyCFG 

llvm-svn: 352026
This commit is contained in:
Max Kazantsev 2019-01-24 05:43:19 +00:00
parent 3575149092
commit 66f92df761
1 changed files with 32 additions and 0 deletions
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32
llvm/test/Transforms/LoopSimplifyCFG/update_parents.ll Normal file
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@ -0,0 +1,32 @@
; XFAIL: *
; REQUIRES: asserts
; RUN: opt -S -enable-loop-simplifycfg-term-folding=true -loop-simplifycfg -debug-only=loop-simplifycfg -verify-loop-info -verify-dom-info -verify-loop-lcssa 2>&1 < %s | FileCheck %s
; RUN: opt -S -enable-loop-simplifycfg-term-folding=true -passes='require<domtree>,loop(simplify-cfg)' -debug-only=loop-simplifycfg -verify-loop-info -verify-dom-info -verify-loop-lcssa 2>&1 < %s | FileCheck %s
; RUN: opt -S -enable-loop-simplifycfg-term-folding=true -loop-simplifycfg -enable-mssa-loop-dependency=true -verify-memoryssa -debug-only=loop-simplifycfg -verify-loop-info -verify-dom-info -verify-loop-lcssa 2>&1 < %s | FileCheck %s
target triple = "x86_64-unknown-linux-gnu"
define void @test() {
; CHECK-LABEL: @test(
br label %bb1
bb1: ; preds = %bb4, %0
br label %bb2
bb2: ; preds = %bb6, %bb1
br label %bb3
bb3: ; preds = %bb8, %bb3, %bb2
br i1 false, label %bb4, label %bb3
bb4: ; preds = %bb8, %bb3
br i1 undef, label %bb1, label %bb6
bb6: ; preds = %bb4
br i1 undef, label %bb2, label %bb8
bb8: ; preds = %bb6
br i1 true, label %bb4, label %bb3
}