Reproducer: ``` LLVM_PTXAS_EXECUTABLE=$HOME/local/cuda-11.8.0/bin/ptxas bin/llvm-lit -av $HOME/work/llvm/repo/llvm/test/DebugInfo/NVPTX/dbg-value-const-byref.ll + bin/llc -mtriple=nvptx64-nvidia-cuda + local/cuda-11.8.0/bin/ptxas -arch=sm_60 -c - ptxas /tmp/lit-tmp-3piyjb1a/tmpxft_00096c16_00000000-0_stdin, line 91; error : Feature 'Defining labels in .section' requires PTX ISA .version 7.0 or later ptxas fatal : Ptx assembly aborted due to errors ``` The label ptxas is unhappy about: ``` 88 .file 1 "dbg-value-const-byref.c" 89 .section .debug_loc 90 { 91 $L__debug_loc0: 92 .b64 $L__tmp0 93 .b64 $L__tmp1 ```