[llvm-dev] Conflicting check prefix detection not working in update_llc_test_checks.py?

[Mircea Trofin via llvm-dev]

looking

On Mon, Feb 1, 2021 at 2:11 PM Craig Topper <craig.topper at gmail.com> wrote:

> update_llc_test_checks.py seems to not be telling me about assembly that
> differs under the same prefix anymore.
>
> An easy way to see this is to just remove the --check-prefix from
> test/CodeGen/RISCV/alu32.ll and run the script. You'll get no error about
> conflicts. And if you look at the resulting file only some functions will
> have been updated to use CHECK as the prefix.
>
> Reverting some commits to update_llc_test_checks.py suggest this may have
> been broken by e2dc306b1ac71258e6ce40a66e778527f282c355 [utils] Fix
> UpdateTestChecks case where 2 runs differ for last label
>
> ~Craig
>
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