| ; RUN: llc < %s -verify-machineinstrs | |
| ; Make sure we don't end up with a CBNZ of an undef v-/phys-reg. | |
| target datalayout = "e-m:o-i64:64-i128:128-n32:64-S128" | |
| target triple = "arm64-apple-ios" | |
| declare void @bar(i8*) | |
| define void @foo(i8* %m, i32 %off0) { | |
| .thread1653: | |
| br i1 undef, label %0, label %.thread1880 | |
| %1 = icmp eq i32 undef, 0 | |
| %.not = xor i1 %1, true | |
| %brmerge = or i1 %.not, undef | |
| br i1 %brmerge, label %.thread1880, label %.thread1705 | |
| .thread1705: | |
| ret void | |
| .thread1880: | |
| %m1652.ph = phi i8* [ %m, %0 ], [ null, %.thread1653 ] | |
| call void @bar(i8* %m1652.ph) | |
| ret void | |
| } |