[clang-tools-extra] [clang-tidy] Fix `modernize-use-nullptr` crash on 32-bit Windows (PR #160023)

[Carlos Galvez via cfe-commits]

carlosgalvezp wrote:

Awesome, thank you for looking into this! 

Do we have the possibility to verify this before merging? I read your analysis and I think it makes sense, but would of course be good to test that the fix does work.

https://github.com/llvm/llvm-project/pull/160023