[Mlir-commits] [clang] [flang] [llvm] [mlir] [NVPTX] Validate user-specified PTX version against SM version (PR #174834)

[Dmitry Vasilyev]

slydiman wrote:

Buildbots [llvm-nvptx-nvidia-win](https://lab.llvm.org/staging/#/builders/115/builds/75) and [llvm-nvptx64-nvidia-win](https://lab.llvm.org/staging/#/builders/174/builds/67) failed after this patch.
A number of tests got an assert
```
# | LLVM ERROR: Support for variadic functions (unsized array parameter) introduced in PTX ISA version 6.0 and requires target sm_30.
# | PLEASE submit a bug report to https://github.com/llvm/llvm-project/issues/ and include the crash backtrace and instructions to reproduce the bug.
# | Stack dump:
# | 0.	Program arguments: c:\\buildbot\\as-builder-8\\llvm-nvptx-nvidia-win\\build\\bin\\llc.exe
# | 1.	Running pass 'Function Pass Manager' on module '<stdin>'.
# | 2.	Running pass 'NVPTX DAG->DAG Pattern Instruction Selection' on function '@CheckOutside'
# | Exception Code: 0x80000003
# |  #0 0x00007ff689c91a85 (c:\buildbot\as-builder-8\llvm-nvptx-nvidia-win\build\bin\llc.exe+0x17c1a85)
...
```

https://github.com/llvm/llvm-project/pull/174834