to capture output, to feed input) [191/229] Compiling C++ object waybar.p/src_ALabel.cpp.o [74/229] Compiling C++ object waybar.p/src_modules_cpu_usage_common.cpp.o In file included from /nix/store/ml0az4xav28g5pcm2g2pjfj9qhj1qn3s-wireplumber-0.5.8-dev/include/wireplumber-0.5/wp/wp.h:25, from ../include/modules/wireplumber.hpp:4, from ../src/modules/wireplumber.cpp:1: /nix/store/ml0az4xav28g5pcm2g2pjfj9qhj1qn3s-wireplumber-0.5.8-dev/include/wireplumber-0.5/wp/log.h: In function 'spa_format_audio_flac_parse': /nix/store/jd6h07kk8y8pxlha2gisrzfifpscm5kq-pipewire-1.2.7-dev/include/spa-0.2/spa/pod/parser.h:531:1: warning: ISO C forbids braced-groups within expressions