r228249 - in /trunk/libstdc++-v3: ChangeLog inc...

[redi@gcc.gnu.org]

Author: redi
Date: Tue Sep 29 15:15:39 2015
New Revision: 228249

URL: https://gcc.gnu.org/viewcvs?rev=228249&root=gcc&view=rev
Log:
Leave errno unchanged by successful std::stoi etc

	* include/ext/string_conversions.h (__stoa): Save and restore errno.
	* testsuite/21_strings/basic_string/numeric_conversions/char/errno.cc:
	New.

Added:
    trunk/libstdc++-v3/testsuite/21_strings/basic_string/numeric_conversions/char/errno.cc
Modified:
    trunk/libstdc++-v3/ChangeLog
    trunk/libstdc++-v3/include/ext/string_conversions.h