http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54419
--- Comment #59 from Jonathan Wakely <redi at gcc dot gnu.org> 2012-09-09 17:20:47 UTC --- Author: redi Date: Sun Sep 9 17:20:42 2012 New Revision: 191111 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=191111 Log: 2012-09-09 Ulrich Drepper <drep...@gmail.com> Dominique d'Humieres <domi...@lps.ens.fr> Jack Howarth <howa...@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. Modified: trunk/libstdc++-v3/ChangeLog trunk/libstdc++-v3/acinclude.m4 trunk/libstdc++-v3/config.h.in trunk/libstdc++-v3/configure trunk/libstdc++-v3/configure.ac trunk/libstdc++-v3/src/c++11/random.cc