| # FIXME: This should fail the verifier | |
| # XFAIL: * | |
| # REQUIRES: amdgpu-registered-target | |
| # RUN: not --crash llc -o - -mtriple=amdgcn-amd-amdhsa -run-pass=none -verify-machineinstrs %s 2>&1 | FileCheck %s | |
| # CHECK: *** Bad machine code: Virtual register defs don't dominate all uses. *** | |
| --- | |
| name: undef_virtreg | |
| body: | | |
| bb.0: | |
| bb.1: | |
| %0:sreg_32 = S_AND_B32 1, %1:sreg_32, implicit-def dead $scc | |
| S_ENDPGM 0, implicit %1 | |
| ... |