ISO C forbids braced-groups within expressions [-Wpedantic] 199 | ({ | ^ /nix/store/jd6h07kk8y8pxlha2gisrzfifpscm5kq-pipewire-1.2.7-dev/include/spa-0.2/spa/param/audio/flac-utils.h:26:15: note: in expansion of macro 'spa_loop_utils_add_signal' 64 | #define spa_loop_utils_add_signal(l,...)