make/project.xml

<?xml version="1.0" encoding="UTF-8"?>
<project version="0.3" xmlns="http://unixwork.de/uwproj">
    <dependency>
        <lang>cpp</lang>
        <cxxflags>-std=c++23</cxxflags>
    </dependency>
    <dependency name="static" toolchain="gcc">
        <ldflags>-static</ldflags>
    </dependency>
    <dependency name="static" toolchain="clang">
        <ldflags>-static</ldflags>
    </dependency>
    <target>
        <feature name="static">
            <desc>statically link libstdc++</desc>
            <dependencies>static</dependencies>
        </feature>
    </target>
</project>