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author | ph10 <ph10@2f5784b3-3f2a-0410-8824-cb99058d5e15> | 2011-11-30 18:10:27 +0000 |
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committer | ph10 <ph10@2f5784b3-3f2a-0410-8824-cb99058d5e15> | 2011-11-30 18:10:27 +0000 |
commit | 130cbf55fe68014f8e7226d31d7ed9827bd1a226 (patch) | |
tree | 68fd1776aafffe8e58f6e2c5b81bcd5316d7df4a /doc | |
parent | 66dd8c7559f678189f73cc8fd4293a47c2f2a752 (diff) | |
download | pcre-130cbf55fe68014f8e7226d31d7ed9827bd1a226.tar.gz |
Expand compile workspace for very many forward references. This ups the limit
by a factor of 100.
git-svn-id: svn://vcs.exim.org/pcre/code/trunk@773 2f5784b3-3f2a-0410-8824-cb99058d5e15
Diffstat (limited to 'doc')
-rw-r--r-- | doc/pcrelimits.3 | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/doc/pcrelimits.3 b/doc/pcrelimits.3 index 1fceec9..028cf55 100644 --- a/doc/pcrelimits.3 +++ b/doc/pcrelimits.3 @@ -23,6 +23,11 @@ All values in repeating quantifiers must be less than 65536. There is no limit to the number of parenthesized subpatterns, but there can be no more than 65535 capturing subpatterns. .P +There is a limit to the number of forward references to subsequent subpatterns +of around 200,000. Repeated forward references with fixed upper limits, for +example, (?2){0,100} when subpattern number 2 is to the right, are included in +the count. There is no limit to the number of backward references. +.P The maximum length of name for a named subpattern is 32 characters, and the maximum number of named subpatterns is 10000. .P @@ -52,6 +57,6 @@ Cambridge CB2 3QH, England. .rs .sp .nf -Last updated: 24 August 2011 +Last updated: 30 November 2011 Copyright (c) 1997-2011 University of Cambridge. .fi |