SDK v22.2.0

New features

• #395 - Add full stdio support to the rp6502 target - @rumbledethumps

Bug fixes

• #388 cpm_bios_seldsk_i now returns NULL on error, rather than an undefined result - @eduardocasino
• mega65 examples are now correctly built by default with the SDK

Merge from upstream LLVM

Upstream revision: llvm/llvm-project@b434bc4 (14 May 2025)
Previous upstream revision: llvm/llvm-project@c99ffe58af23 (17 Apr 2025)