r183795 - in /branches/gcc-4_6-branch/libstdc++...

[paolo@gcc.gnu.org]

Author: paolo
Date: Wed Feb  1 11:10:30 2012
New Revision: 183795

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=183795
Log:
2012-02-01  Paolo Carlini  <paolo.carlini@oracle.com>

	PR libstdc++/51795
	* include/bits/random.h (linear_congruential_generator): Add
	static_assert preventing instantiation for values of 'a' and 'm'
	currently handled incorrectly but _Mod::__calc.
	* include/bits/random.tcc (seed_seq::generate): Avoid unsafe
	uses of _Mod::__calc.

Modified:
    branches/gcc-4_6-branch/libstdc++-v3/ChangeLog
    branches/gcc-4_6-branch/libstdc++-v3/include/bits/random.h
    branches/gcc-4_6-branch/libstdc++-v3/include/bits/random.tcc