[Lldb-commits] [clang] [lldb] [llvm] Remove some `try_compile` CMake checks for compiler flags (PR #92953)

[Vlad Serebrennikov via lldb-commits]

Endilll wrote:

I think the issue is that we no longer passed `-fno-lifetime-dse` to GCC due to incorrect condition (my fault), which caused some downstream LTO crashes as reported by @mveriksson in https://github.com/llvm/llvm-project/commit/4feae05c6abda364a9295aecfa600d7d4e7dfeb6#r142466703 (thank you very much!). Regressions from fixing it align with the unexpected improvements reporter earlier
https://llvm-compile-time-tracker.com/compare.php?from=4bce270157f9a81bd7e38dc589a2970a445d1e96&to=b7f95171c8bf8e5a12a9e185c063ed85cd9dc8ee&stat=instructions:u

https://github.com/llvm/llvm-project/pull/92953