VLC debug 模式编译

./configure –enable-debug –disable-optimizations –disable-sout PKG_CONFIG_PATH=/home/xw/mywork/Qt/5.11.2/gcc_64/lib/pkgconfig

find -name Makefile | xargs -i sed -i “s/-g -O2/-g3 -O0/” {}

find -name Makefile | xargs -i grep -iH “-g3 ” {}