[pushed] diagnostics: add automatic URL-ification within messages

On Thu, 2023-11-02 at 09:19 -0400, David Malcolm wrote: [...snip...] I eliminated the dependency on the c-pragma.cc changes from this patch, updated it for diagnostic_context becoming a class, and pushed it to trunk as r14-5118-gc5db4d8ba5f3de (after re-testing it). For reference, here's what I

Re: [PATCH v3 1/2] c++: Initial support for P0847R7 (Deducing This) [PR102609]

I'm unfortunately going down a rabbit hole again. --function.h:608 ``` /* If pointers to member functions use the least significant bit to indicate whether a function is virtual, ensure a pointer to this function will have that bit clear. */ #define MINIMUM_METHOD_BOUNDARY \ ((TARGET_PTRM

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