https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94746
Arseny Solokha <asolokha at gmx dot com> changed:
What |Removed |Added
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CC| |asolokha at gmx dot com
--- Comment #1 from Arseny Solokha <asolokha at gmx dot com> ---
I'm not a GCC developer, but this is by design.
https://gcc.gnu.org/onlinedocs/gcc/Warning-Options.html#index-Wsystem-headers
