gcc version 4.5.0 20100126 (rev. 156253) is not able to compile the following "program":
#include <boost/mpl/size.hpp> version 20100115 didn't complain. I've checked it on boost 1.37 and 1.39. For those who don't have boost installed, there is a preprocessed file from boost 1.39. -- Summary: trunk does not compile boost MPL Product: gcc Version: 4.5.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c++ AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: piotr dot wyderski at gmail dot com GCC build triplet: i686-pc-cygwin GCC host triplet: i686-pc-cygwin GCC target triplet: i686-pc-cygwin http://gcc.gnu.org/bugzilla/show_bug.cgi?id=42880