C forbids braced-groups within expressions [-Wpedantic] 147 | ({ | ^ /nix/store/jd6h07kk8y8pxlha2gisrzfifpscm5kq-pipewire-1.2.7-dev/include/spa-0.2/spa/param/audio/dsp-utils.h:26:15: note: in expansion of macro 'spa_loop_utils_method_s' 356 | #define spa_loop_utils_add_signal(l,...) spa_loop_utils_method_s(l,add_signal,0,__VA_ARGS__) | ^~~~~~~~~~~~~~~~~~~~~~~ /nix/store/jd6h07kk8y8pxlha2gisrzfifpscm5kq-pipewire-1.2.7-dev/include/pipewire-0.3/pipewire/loop.h:64:41: note: in expansion of macro 'pw_loop_add_signal' 98 | pw_loop_add_signal(pw_main_loop_get_loop(data.loop), SIGINT, do_quit, &data); | ^~~~~~~~~~~~~~~~~~ In file included from /nix/store/zs2gq6fkglrd28g1nxlb8waqq37cdc2z-gcc-14-20241116/include/c++/14-20241116/bits/specfun.h:43, from /nix/store/zs2gq6fkglrd28g1nxlb8waqq37cdc2z-gcc-14-20241116/include/c++/14-20241116/cmath:3906, from /nix/store/j9xwizppkzp6nhxjpfhdwrrzcq3l8x5f-fmt-10.2.1-dev/include/fmt/format.h:36, from ../include/modules/cpu_usage.hpp:3, from ../src/modules/cpu_usage/common.cpp:1: In static member function 'static constexpr _Up* std::__copy_move<_IsMove, true, std::random_access_iterator_tag>::__copy_m(_Tp*, _Tp*, _Up*) [with _Tp = short unsigned int*, vector<short unsigned int> >&, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >}]' at /nix/store/zs2gq6fkglrd28g1nxlb8waqq37cdc2z-gcc-14-20241116/include/c++/14-20241116/tuple:984:44, inlined from 'constexpr _OI std::__copy_move_a1(_II, _II, _OI) [with bool _IsMove = false; _II = __gnu_cxx::__normal_iterator<const short unsigned int*]' at /nix/store/zs2gq6fkglrd28g1nxlb8waqq37cdc2z-gcc-14-20241116/include/c++/14-20241116/bits/stl_algobase.h:548:42, inlined from 'constexpr std::vector<_Tp, _Alloc>::vector(const std::vector<_Tp, _Alloc>&) [with