Commit Graph

2 Commits

Author SHA1 Message Date
Jonathan Wakely 52066eae5d Use effective-target instead of -std options
* testsuite/*: Use { target c++11 } or { target c++14 } instead of
	using -std in dg-options.

From-SVN: r239777
2016-08-26 12:41:37 +01:00
Jonathan Wakely 39a1d8c894 Use ::isinf and ::isnan if libc defines them
PR libstdc++/48891
	* acinclude.m4 (GLIBCXX_CHECK_MATH11_PROTO): Check for obsolete isinf
	and isnan functions.
	* config.h.in: Regenerate.
	* configure: Regenerate.
	* include/c_global/cmath (isinf(double), isnan(double))
	[_GLIBCXX_HAVE_OBSOLETE_ISINF_ISNAN]: Import via using-directive.
	* testsuite/26_numerics/headers/cmath/48891.cc: New.

From-SVN: r232327
2016-01-13 16:25:56 +00:00