[clang] Add support for builtin_verbose_trap (PR #79230)

[David Blaikie via cfe-commits]

https://github.com/dwblaikie commented:

neat idea (I imagine some debuggers will trip over the space in the inlined name, but seems pretty good)

I'd guess sometimes we'll lose the inlined debug info if two of these traps are merged, fwiw - but it's probably relatively robust, apart from that.

https://github.com/llvm/llvm-project/pull/79230