https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69450
--- Comment #11 from John David Anglin <danglin at gcc dot gnu.org> --- Author: danglin Date: Thu Jan 28 13:09:23 2016 New Revision: 232925 URL: https://gcc.gnu.org/viewcvs?rev=232925&root=gcc&view=rev Log: PR libstdc++/69450 * acinclude.m4 (GLIBCXX_CHECK_MATH11_PROTO): Split check for obsolete isinf and isnan functions into two independent checks. Check on hpux. * config.h.in: Regenerate. * configure: Regenerate. * include/c_global/cmath (isinf(double), isnan(double)): Use _GLIBCXX_HAVE_OBSOLETE_ISINF and _GLIBCXX_HAVE_OBSOLETE_ISNAN, respectively. Modified: trunk/libstdc++-v3/ChangeLog trunk/libstdc++-v3/acinclude.m4 trunk/libstdc++-v3/config.h.in trunk/libstdc++-v3/configure trunk/libstdc++-v3/include/c_global/cmath