On Sunday, 14 April 2024 at 16:04:54 UTC, Matheus Catarino wrote:
Espressif/LLVM have xtensa-ABI (windowed) partial support, but GCC [upstream and fork] have both xtensa-ABI (call0 & windowed)
OK.BTW. If you are on Debian / Ubuntu, xtensa cross compilers for C,C++,D are prepackaged in official repo. Package is named `gcc-xtensa-lx106` (it has all 3 language compilers).