Fix Bug 19678 - libc++ does not correctly handle the regex: '[^\0]*'

git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@209307 91177308-0d34-0410-b5e6-96231b3b80d8
2014-05-21 16:29:50 +00:00
parent 117563c516
commit 6b7e6921e2
2 changed files with 19 additions and 0 deletions
--- a/include/regex
+++ b/include/regex
@@ -4541,6 +4541,13 @@ basic_regex<_CharT, _Traits>::__parse_character_escape(_ForwardIterator __first,
                __push_char(_CharT(__sum));
            ++__first;
            break;
+        case '0':
+            if (__str)
+                *__str = _CharT(0);
+            else
+                __push_char(_CharT(0));
+            ++__first;
+            break;
        default:
            if (*__first != '_' && !__traits_.isctype(*__first, ctype_base::alnum))
            {