gcc-14: mapimg_help() format-overflow
gcc-14 development version, S3_1:
../../../src/common/mapimg.c: In function 'mapimg_help': ../../../src/common/mapimg.c:633:35: error: '%s' directive argument is null [-Werror=format-overflow=] 633 | astr_add(&str_format, "%s'%s'", separator, imageformat_name(format));
Patch for all branches, including S2_6, attached.
gcc-14 development version, S3_1: