C forbids braced-groups within expressions [-Wpedantic] 553 | ({ | ^ /nix/store/jd6h07kk8y8pxlha2gisrzfifpscm5kq-pipewire-1.2.7-dev/include/spa-0.2/spa/pod/parser.h:556:9: note: in expansion of macro 'spa_callbacks_call_res' 243 | spa_callbacks_call_res(&(iface)->cb,method_type,res,method,vers,##__VA_ARGS__) | ^~~~~~~~~~~~~~~~~~~~~~ /nix/store/jd6h07kk8y8pxlha2gisrzfifpscm5kq-pipewire-1.2.7-dev/include/spa-0.2/spa/support/thread.h:77:9: note: in expansion of macro 'pw_core_error' 361 | return (topic->flags & log_level & WP_LOG_TOPIC_LEVEL_MASK) != 0; | ~~~~~~~~~~~~~^~~~~~~~~~~ [77/229] Compiling C++ object waybar.p/src_modules_upower.cpp.o [142/229] Compiling C++ object waybar.p/src_modules_idle_inhibitor.cpp.o