The author of this web content shares their experience in developing a gcc patch to simplify building portable executables with Cosmopolitan Libc. They explain that this patch allows popular software to be built with Cosmopolitan Libc without having to change the source code, and the resulting executables can run on various operating systems. The author also discusses their process of automating the conversion of switch statements to if statements and addressing issues with struct initializations. They detail their experimentation with gcc plugins and interacting with the C preprocessor. Ultimately, they decided to patch gcc itself to solve the problem. The author highlights their success in using the patched gcc to build software and mentions interesting challenges encountered during the process.
https://ahgamut.github.io/2023/07/13/patching-gcc-cosmo/