In most compilers you will find that std::size_t ist just a typedef: namespace std { typedef unsigned int size_t }; It might even be defined in ISO C99 that size_t is an unsigned int. And a typedef is silently convertible into its counterpart. Am Dienstag, 27. Dezember 2005 09:27 schrieb Dima Sorkin: > Hi. > Is the relation between "std::size_t" and "unsigned int" in C++ > architecture dependent ? I always thought that they cannot be > assigned each to other without static_cast , regardless of > architecture. > > I succeded to assign each to other without warnings on gcc-4.0.0 > (g++ -ansi -pedantic -Wall -Wno-long-long, Pentium4 - 32bit , fedora core > 4). I remember that gxx-3.4. (dgpp) gave me errors in such case, a year ago > (gxx -ansi -pedantic -Wall). > > Thank you. > Dima.