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; RUN: opt -S -passes=indvars < %s | FileCheck %s
; Check that this test does not crash.
target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128"
target triple = "x86_64-apple-macosx10.10.0"
define void @re_update_line(ptr %new) {
; CHECK: @re_update_line(
entry:
%incdec.ptr6 = getelementptr inbounds i8, ptr %new, i64 1
br label %for.cond.11.preheader
for.cond.11.preheader: ; preds = %for.inc.26, %entry
%n.154 = phi ptr [ %new, %entry ], [ %incdec.ptr27, %for.inc.26 ]
%cmp12.52 = icmp ult ptr %n.154, %incdec.ptr6
br i1 %cmp12.52, label %land.rhs.16.lr.ph, label %for.inc.26
land.rhs.16.lr.ph: ; preds = %for.cond.11.preheader
br label %land.rhs.16
for.cond.11: ; preds = %land.rhs.16
%incdec.ptr24 = getelementptr inbounds i8, ptr %p.053, i64 1
%cmp12 = icmp ult ptr %p.053, %new
br i1 %cmp12, label %land.rhs.16, label %for.inc.26
land.rhs.16: ; preds = %for.cond.11, %land.rhs.16.lr.ph
%p.053 = phi ptr [ %n.154, %land.rhs.16.lr.ph ], [ %incdec.ptr24, %for.cond.11 ]
br i1 undef, label %for.cond.11, label %for.inc.26
for.inc.26: ; preds = %land.rhs.16, %for.cond.11, %for.cond.11.preheader
%incdec.ptr27 = getelementptr inbounds i8, ptr %n.154, i64 1
br i1 false, label %for.cond.11.preheader, label %for.end.28
for.end.28: ; preds = %for.inc.26
ret void
}
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