[Bug target/119979] [16 Regression] Recent promote_prototypes change breaks multiple ports

[hjl.tools at gmail dot com via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=119979

--- Comment #9 from H.J. Lu <hjl.tools at gmail dot com> ---
Do iq2000 mcore sh4eb psABIs require signed/unsigned extensions for 8/16-bit
integers?