+2011-02-17 Jonathan Wakely <jwakely.gcc@gmail.com>
+
+ PR libstdc++/47724
+ * include/bits/regex_compiler.h (_Scanner::_M_advance): Do not treat
+ line anchors as metacharacters.
+ * testsuite/28_regex/basic_regex/ctors/47724.cc: New.
+
2011-02-16 Paolo Carlini <paolo.carlini@oracle.com>
PR libstdc++/47773
_M_scan_in_brace();
return;
}
+#if 0
+ // TODO: re-enable line anchors when _M_assertion is implemented.
+ // See PR libstdc++/47724
else if (_M_state & _S_state_at_start && __c == _M_ctype.widen('^'))
{
_M_curToken = _S_token_line_begin;
++_M_current;
return;
}
+#endif
else if (__c == _M_ctype.widen('.'))
{
_M_curToken = _S_token_anychar;
--- /dev/null
+// { dg-options "-std=gnu++0x" }
+
+// Copyright (C) 2011 Free Software Foundation, Inc.
+//
+// This file is part of the GNU ISO C++ Library. This library is free
+// software; you can redistribute it and/or modify it under the
+// terms of the GNU General Public License as published by the
+// Free Software Foundation; either version 3, or (at your option)
+// any later version.
+
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU General Public License for more details.
+
+// You should have received a copy of the GNU General Public License along
+// with this library; see the file COPYING3. If not see
+// <http://www.gnu.org/licenses/>.
+
+// PR libstdc++/47724
+
+#include <regex>
+
+void test01()
+{
+ std::regex s("^$");
+}
+
+int
+main()
+{
+ test01();
+ return 0;
+};