2012-09-09 Ulrich Drepper <drepper@gmail.com>
Dominique d'Humieres <dominiq@lps.ens.fr>
Jack Howarth <howarth@bromo.med.uc.edu>
PR bootstrap/54419
* acinclude.m4: Define GLIBCXX_CHECK_X86_RDRAND.
* configure.ac: Use GLIBCXX_CHECK_X86_RDRAND to test for rdrand
support in assembler.
* src/c++11/random.cc (__x86_rdrand): Depend on _GLIBCXX_X86_RDRAND.
(random_device::_M_init): Likewise.
(random_device::_M_getval): Likewise.
* configure: Regenerated.
* config.h.in: Regenerated.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@191111
138bc75d-0d04-0410-961f-
82ee72b054a4