GetProgramPath consulting PATH is a pretty standard behavior inspired by GCC. Clang driver may find an external program from its program paths (e.g. -ccc-install-dir, the GCC installation's bin directory, -B, ) and then PATH.
> Clang relies on address layout for ordering things
> Clang relies on address layout for ordering things
Every such instance is a bug. I have fixed many issues in 2023. There is even an upstream build bot https://discourse.llvm.org/t/reverse-iteration-bots/72224