pcre2/pcre-10.32-RC1-Fix-bad-auto-possessification-of-certain-types-of-cl.patch

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From 6f2408cec76565406fb17f2cd51e88f92d8dc0b3 Mon Sep 17 00:00:00 2001
From: ph10 <ph10@6239d852-aaf2-0410-a92c-79f79f948069>
Date: Fri, 17 Aug 2018 14:45:35 +0000
Subject: [PATCH] Fix bad auto-possessification of certain types of class.
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
git-svn-id: svn://vcs.exim.org/pcre2/code/trunk@986 6239d852-aaf2-0410-a92c-79f79f948069
Petr Písař: Ported to 10.32-RC1.
---
src/pcre2_auto_possess.c | 4 ++--
testdata/testinput4 | 9 +++++++++
testdata/testoutput4 | 12 ++++++++++++
diff --git a/src/pcre2_auto_possess.c b/src/pcre2_auto_possess.c
index 82a43ae..2ce152e 100644
--- a/src/pcre2_auto_possess.c
+++ b/src/pcre2_auto_possess.c
@@ -505,7 +505,7 @@ Arguments:
utf TRUE in UTF mode
cb compile data block
base_list the data list of the base opcode
- base_end the end of the data list
+ base_end the end of the base opcode
rec_limit points to recursion depth counter
Returns: TRUE if the auto-possessification is possible
@@ -730,7 +730,7 @@ for(;;)
if ((*xclass_flags & XCL_MAP) == 0)
{
/* No bits are set for characters < 256. */
- if (list[1] == 0) return TRUE;
+ if (list[1] == 0) return (*xclass_flags & XCL_NOT) == 0;
/* Might be an empty repeat. */
continue;
}
diff --git a/testdata/testinput4 b/testdata/testinput4
index 3efb1ff..a27b6af 100644
--- a/testdata/testinput4
+++ b/testdata/testinput4
@@ -2309,4 +2309,13 @@
# -------
+/[^\x{100}-\x{ffff}]*[\x80-\xff]/utf
+ \x{99}\x{99}\x{99}
+
+/[^\x{100}-\x{ffff}ABC]*[\x80-\xff]/utf
+ \x{99}\x{99}\x{99}
+
+/[^\x{100}-\x{ffff}]*[\x80-\xff]/i,utf
+ \x{99}\x{99}\x{99}
+
# End of testinput4
diff --git a/testdata/testoutput4 b/testdata/testoutput4
index db474ef..ba3df37 100644
--- a/testdata/testoutput4
+++ b/testdata/testoutput4
@@ -3730,4 +3730,16 @@ No match
# -------
+/[^\x{100}-\x{ffff}]*[\x80-\xff]/utf
+ \x{99}\x{99}\x{99}
+ 0: \x{99}\x{99}\x{99}
+
+/[^\x{100}-\x{ffff}ABC]*[\x80-\xff]/utf
+ \x{99}\x{99}\x{99}
+ 0: \x{99}\x{99}\x{99}
+
+/[^\x{100}-\x{ffff}]*[\x80-\xff]/i,utf
+ \x{99}\x{99}\x{99}
+ 0: \x{99}\x{99}\x{99}
+
# End of testinput4
--
2.14.4