c++/6678: g++ 3.1 leaks memory when throwing exceptions

[Paolo Carlini]

Correction: on x86-linux2.4.16 confirmed with gcc3.0.4, *not* reproduced 
with gcc3.1.

Sorry,
Paolo.

http://gcc.gnu.org/cgi-bin/gnatsweb.pl?cmd=view%20audit-trail&database=gcc&pr=6678