@@ -137,6 +137,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
}
if (__match_mode == _Match_mode::_Exact)
__ret = _M_has_sol;
+ _M_states._M_match_queue.clear();
return __ret;
}
new file mode 100644
@@ -0,0 +1,48 @@
+// { dg-options "-std=gnu++11" }
+
+//
+// Copyright (C) 2014 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/>.
+
+#include <regex>
+#include <testsuite_hooks.h>
+#include <testsuite_regex.h>
+
+using namespace __gnu_test;
+using namespace std;
+
+// libstdc++/61720
+void
+test01()
+{
+ bool test __attribute__((unused)) = true;
+
+ string s = R"("test\")";
+ VERIFY(!regex_search_debug(s, regex(R"("([^"]|\\")*[^\\]")")));
+ VERIFY(!regex_match_debug(s, regex(R"("([^"]|\\")*[^\\]")")));
+ VERIFY(!regex_search_debug(s, regex(R"("([^"]|\\")*[^\\]")",
+ regex_constants::extended)));
+ VERIFY(!regex_match_debug(s, regex(R"("([^"]|\\")*[^\\]")",
+ regex_constants::extended)));
+}
+
+int
+main()
+{
+ test01();
+ return 0;
+}
On Wed, Jul 9, 2014 at 1:23 AM, Jonathan Wakely <jwakely@redhat.com> wrote: > I can't actually reproduce the bug with trunk. It's a BFS executor bug, so we need to #define _GLIBCXX_REGEX_USE_THOMPSON_NFA (or use regex_search_debug instead) and use styles other than ECMAScript. I didn't notice that it's not a good idea to move all testcases in a file because of multiple cores, sorry. Here's the sane patch :)