The attached preprocessed source code is an example of a recent regresion of the C++ frontend which totally *kills* Boost: test rate dropped from 90% to 9% because of this! This used to work like 2 weeks ago...
-- Summary: [4.0/4.1 Regression] Rejecting invalid template code, breaks most of Boost Product: gcc Version: unknown Status: UNCONFIRMED Keywords: rejects-valid Severity: critical Priority: P2 Component: c++ AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: giovannibajo at libero dot it CC: gcc-bugs at gcc dot gnu dot org,mw8329 at yahoo dot com dot au http://gcc.gnu.org/bugzilla/show_bug.cgi?id=20220