Xtensa support

[Witold Baryluk]

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).