[Bug c++/53439] g++ generates buggy code with optimisation flags

[christophe.prudhomme at feelpp dot org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53439

--- Comment #4 from Christophe Prud'homme <christophe.prudhomme at feelpp dot org> 2012-08-05 22:37:57 UTC ---
The code I attached to this bug report seems to be fine now. However I have
other instances of these crashes(segfaults) in other codes that I will attach
any time soon.
The diagnostic is the same :
 - crash (segfault) with -O1 -O2 and -O3
 - ok in debug mode
 - ok with gcc46, gcc45 and clang31