[clang] [llvm] [coverage] skipping code coverage for 'if constexpr' and 'if consteval' [WIP] (PR #78033)

[Hana Dusíková via cfe-commits]

hanickadot wrote:

I need to skip the whitespace before `if constexpr` and `if consteval` (in circles).
![coverage-before-after](https://github.com/llvm/llvm-project/assets/6557263/77a58cea-47c7-472a-91d0-6d1c2e34a3c6)


https://github.com/llvm/llvm-project/pull/78033