MAKEFLAGS="-j $(grep -c ^processor /proc/cpuinfo)" CXXFLAGS:=$(CXXFLAGS) -std=c++20 -Wall -Wextra -Werror=switch -Werror=return-type -Werror=unused-result -Wno-maybe-uninitialized CPPFLAGS:=$(CPPFLAGS) -Ilib/expected/ -I. -Ilib/bestline/ -Ilib/rtmidi/ RELEASE_FLAGS=-O2 DEBUG_FLAGS=-O0 -ggdb -fsanitize=undefined -DDebug CC=i686-w64-mingw32-gcc CXX=i686-w64-mingw32-g++ LDFLAGS=-flto LDLIBS=-lwinmm -lpthread -static-libgcc -static-libstdc++