[Bug c++/49338] wrong code with -O2 and -O3
jakub at gcc dot gnu.org
gcc-bugzilla@gcc.gnu.org
Thu Jun 9 08:22:00 GMT 2011
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49338
Jakub Jelinek <jakub at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|UNCONFIRMED |RESOLVED
CC| |jakub at gcc dot gnu.org
Resolution| |INVALID
--- Comment #2 from Jakub Jelinek <jakub at gcc dot gnu.org> 2011-06-09 08:22:18 UTC ---
double get() const
{
U64 rv=m_Value.m_U64 & ~((U64)1);
const double* pRv=(double*)(&rv);
return *pRv;
}
is an obvious aliasing violation.
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