Is it normal that -std=c90 -pedantic-errors allows to use #include <stdint.h> ? This is annoying when one wants to check for code portability (and bugs). -- Vincent Lefèvre <vincent@xxxxxxxxxx> - Web: <https://www.vinc17.net/> 100% accessible validated (X)HTML - Blog: <https://www.vinc17.net/blog/> Work: CR INRIA - computer arithmetic / AriC project (LIP, ENS-Lyon)