On Wed, 13 Mar 2024 at 20:53, Tom Tromey wrote:
>
> >> Just a guess, but maybe making the type global instead of a local type
> >> (with no linkage) will solve it:
> >>
> >> --- a/libstdc++-v3/testsuite/libstdc++-prettyprinters/cxx11.cc
> >> +++ b/libstdc++-v3/testsuite/libstdc++-prettyprinters/cxx11.cc
> >> @@ -63,6 +63,11 @@ struct datum
> >>
> >> std::unique_ptr<datum> global;
> >>
> >> +struct custom_cat : std::error_category {
> >> + const char* name() const noexcept { return "miaow"; }
> >> + std::string message(int) const { return ""; }
> >> +};
>
> gdb doesn't generally handle local types well -- a longstanding bug
> nobody has tried to fix.
>
> However my patch wasn't intended to introduce this problem.
> Perhaps it is at fault.
I've pushed the workaround to trunk now anyway, as r14-9457-ga8c7c3a40953e3
I haven't backported it yet.
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