1 ; RUN: opt < %s -passes=simplifycfg -simplifycfg-require-and-preserve-domtree=1 -S | FileCheck %s
4 ; Note that the crash in PR9420 test is sensitive to the ordering of
5 ; the transformations done by SimplifyCFG, so this test is likely to rot
8 define noalias ptr @func_29() nounwind {
10 ; CHECK-NEXT: unreachable
14 for.cond: ; preds = %for.inc38, %entry
15 %p_34.addr.0 = phi i16 [ 1, %entry ], [ %conv40, %for.inc38 ]
18 for.cond1: ; preds = %for.inc29, %for.cond
19 %p_32.addr.0 = phi i1 [ true, %for.cond ], [ true, %for.inc29 ]
20 br i1 %p_32.addr.0, label %for.body8, label %for.inc38
22 for.body8: ; preds = %for.cond1
25 for.inc29: ; preds = %for.cond17
28 for.inc38: ; preds = %for.end32
29 %conv40 = add i16 %p_34.addr.0, 1