feedc0de/boost_regex
1
0
Fork 0
forked from boostorg/regex
Code Pull Requests Activity

Merge changes in Trunk:

Browse Source 
Simplify regex_timer to eliminate regression failure.
  Rename extern "C" function to have a "boost_" prefix.
  Fix recursive-expression related bug, and update tests to match.

[SVN r58885]
This commit is contained in:
John Maddock
2010-01-11 09:55:40 +00:00
parent e41acbc33f
commit fc6408426d
9 changed files with 74 additions and 19 deletions
Download Patch File Download Diff File Expand all files Collapse all files

35
include/boost/regex/v4/basic_regex_creator.hpp
View File

@ -811,8 +811,43 @@ void basic_regex_creator<charT, traits>::fixup_recursions(re_syntax_base* state)
{
if((p->type == syntax_element_startmark) && (static_cast<re_brace*>(p)->index == id))
{
//
// We've found the target of the recursion, set the jump target:
//
static_cast<re_jump*>(state)->alt.p = p;
ok = true;
//
// Now scan the target for nested repeats:
//
p = p->next.p;
int next_rep_id = 0;
while(p)
{
switch(p->type)
{
case syntax_element_rep:
case syntax_element_dot_rep:
case syntax_element_char_rep:
case syntax_element_short_set_rep:
case syntax_element_long_set_rep:
next_rep_id = static_cast<re_repeat*>(p)->state_id;
break;
case syntax_element_endmark:
if(static_cast<const re_brace*>(p)->index == id)
next_rep_id = -1;
break;
default:
break;
}
if(next_rep_id)
break;
p = p->next.p;
}
if(next_rep_id > 0)
{
static_cast<re_recurse*>(state)->state_id = next_rep_id - 1;
}
break;
}
p = p->next.p;