10.47.3 memcmp ¶
POSIX specification:
https://pubs.opengroup.org/onlinepubs/9799919799/functions/memcmp.html
Gnulib module: memcmp
Portability problems fixed by Gnulib:
- This function fails when comparing 16 bytes or more and with at least one
buffer not starting on a 4-byte boundary on some older platforms:
NeXTstep/x86.
Portability problems not fixed by Gnulib:
- This function produces wrong results when the arguments are constant strings
and the compiler is clang 6.0.1.