Added new experimental captures support.

[SVN r21243]

test/regress/parse.cpp

@@ -88,6 +88,7 @@ flag_info flag_data[] = {
                           { BOOST_RE_STR("match_continuous"), 16, match_continuous, 3 },
                           { BOOST_RE_STR("match_partial"), 13, match_partial, 3 },
                           { BOOST_RE_STR("match_nosubs"), 12, match_nosubs, 3 },
+                          { BOOST_RE_STR("match_single_line"), 17, match_single_line, 3 },
 
                           { BOOST_RE_STR("format_all"), 10, format_all, 3 },
                           { BOOST_RE_STR("format_sed"), 10, format_sed, 3 },

test/regress/regress.h

@@ -283,7 +283,7 @@ struct debug_iterator
 
   debug_iterator(T c, T f, T l)
     : cur(c), first(f), last(l) {}
-  debug_iterator() : cur(), first(), last() {}
+  debug_iterator(int = 0) : cur(), first(), last() {}
   debug_iterator(const debug_iterator& x)
     : cur(x.cur), first(x.first), last(x.last) {}
   debug_iterator& operator=(const debug_iterator& x)

test/regress/tests.txt

@@ -292,6 +292,22 @@ ab$ ab -1 -1
 ab$ abxx -1 -1
 ab$ ab\nzz 0 2
 
+; line anchors, single line mode
+- match_default normal match_single_line REG_NO_POSIX_TEST
+^ab ab 0 2
+^ab xxabxx -1 -1
+^ab xx\nabzz -1 -1
+ab$ ab 0 2
+ab$ abxx -1 -1
+ab$ ab\nzz -1 -1
+- match_default match_not_bol match_not_eol normal REG_NO_POSIX_TEST match_single_line
+^ab ab -1 -1
+^ab xxabxx -1 -1
+^ab xx\nabzz -1 -1
+ab$ ab -1 -1
+ab$ abxx -1 -1
+ab$ ab\nzz -1 -1
+
 ; back references
 - match_default normal REG_PERL
 a(b)\2c	!