| @node towupper |
| @section @code{towupper} |
| @findex towupper |
| |
| POSIX specification:@* @url{https://pubs.opengroup.org/onlinepubs/9699919799/functions/towupper.html} |
| |
| Gnulib module: wctype-h |
| |
| Portability problems fixed by Gnulib: |
| @itemize |
| @item |
| This function returns values of which the upper 16 bits are incorrect |
| on some platforms: |
| mingw. |
| @item |
| This function cannot be called from plain inline or extern inline functions |
| on some platforms: |
| OS X 10.8. |
| @end itemize |
| |
| Portability problems not fixed by Gnulib: |
| @itemize |
| @item |
| On Windows and 32-bit AIX platforms, @code{wchar_t} is a 16-bit type and therefore cannot |
| accommodate all Unicode characters. |
| @end itemize |