blob: aeee114adb5b236ed05f012761db2f3aef0f519e [file] [log] [blame]
; RUN: llc -o - %s | FileCheck %s
target triple = "x86_64--"
; Make sure we do not crash in tail duplication when finding no successor of a
; block.
; CHECK-LABEL: func:
; CHECK: testb
; CEHCK: je
; CHECK: retq
; CHECK: jmp
define hidden void @func() {
entry:
br i1 undef, label %for.cond.cleanup, label %while.cond.preheader
while.cond.preheader:
br label %while.cond
for.cond.cleanup:
ret void
while.cond:
%cmp.i202 = icmp eq i8* undef, undef
br i1 %cmp.i202, label %while.cond.preheader, label %while.cond
}