diff options
Diffstat (limited to 'pcre_study.c')
| -rw-r--r-- | pcre_study.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/pcre_study.c b/pcre_study.c index 91b44c0..2462e3b 100644 --- a/pcre_study.c +++ b/pcre_study.c @@ -314,15 +314,15 @@ for (;;) logic is that a recursion can only make sense if there is another alternation that stops the recursing. That will provide the minimum length (when no recursion happens). A backreference within the group that it is - referencing behaves in the same way. - + referencing behaves in the same way. + If PCRE_JAVASCRIPT_COMPAT is set, a backreference to an unset bracket matches an empty string (by default it causes a matching failure), so in that case we must set the minimum length to zero. */ case OP_REF: if ((options & PCRE_JAVASCRIPT_COMPAT) == 0) - { + { ce = cs = (uschar *)_pcre_find_bracket(startcode, utf8, GET2(cc, 1)); if (cs == NULL) return -2; do ce += GET(ce, 1); while (*ce == OP_ALT); @@ -333,7 +333,7 @@ for (;;) } else d = find_minlength(cs, startcode, options); } - else d = 0; + else d = 0; cc += 3; /* Handle repeated back references */ |