template <class a> class A {}; template <class b> class B {}; A<B<void()> > x;
If you leave out the space between the two >'s at the definition of x, it fails to compile. As far as I'm aware this should work in C++0x mode. The compiler was run with -std=c++0x. [EMAIL PROTECTED]:~/atlantisos/kernel$ g++ -v Using built-in specs. Target: i686-pc-linux-gnu Configured with: ./configure --enable-languages=c,c++ Thread model: posix gcc version 4.3.1 (GCC) [EMAIL PROTECTED]:~/atlantisos/kernel$ uname -a Linux blackbox 2.6.17.13 #12 SMP PREEMPT Fri Jun 22 23:13:07 CEST 2007 i686 Intel(R) Pentium(R) D CPU 2.66GHz GenuineIntel GNU/Linux -- Summary: No space between >'s not always handled in C++0x Product: gcc Version: 4.3.1 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c++ AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: peterbindels at gmail dot com GCC build triplet: i486-slackware-linux GCC host triplet: i486-slackware-linux GCC target triplet: i586-pc-elf http://gcc.gnu.org/bugzilla/show_bug.cgi?id=36460