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From 17a94e8c64fac96d8c95403f80b7ed61e8c8ff77 Mon Sep 17 00:00:00 2001
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From: ph10 <ph10@2f5784b3-3f2a-0410-8824-cb99058d5e15>
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Date: Tue, 9 Jun 2015 17:45:25 +0000
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Subject: [PATCH] Fix group empty match bug.
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MIME-Version: 1.0
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Content-Type: text/plain; charset=UTF-8
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Content-Transfer-Encoding: 8bit
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Ported to 8.32:
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commit 382ca2bb4ffd423aceab05c4b1c1885cd3a48958
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Author: ph10 <ph10@2f5784b3-3f2a-0410-8824-cb99058d5e15>
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Date: Tue Jun 9 17:45:25 2015 +0000
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Fix group empty match bug.
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git-svn-id: svn://vcs.exim.org/pcre/code/trunk@1566 2f5784b3-3f2a-0410-8824-cb99058d5e15
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Signed-off-by: Petr Písař <ppisar@redhat.com>
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---
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pcre_compile.c | 2 +-
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testdata/testinput2 | 2 ++
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testdata/testoutput2 | 18 ++++++++++++++++++
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3 files changed, 21 insertions(+), 1 deletion(-)
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diff --git a/pcre_compile.c b/pcre_compile.c
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index 7d203eb..d570447 100644
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--- a/pcre_compile.c
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+++ b/pcre_compile.c
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@@ -2477,7 +2477,7 @@ for (code = first_significant_code(code + PRIV(OP_lengths)[*code], TRUE);
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if (c == OP_BRA || c == OP_BRAPOS ||
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c == OP_CBRA || c == OP_CBRAPOS ||
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c == OP_ONCE || c == OP_ONCE_NC ||
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- c == OP_COND)
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+ c == OP_COND || c == OP_SCOND)
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{
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BOOL empty_branch;
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if (GET(code, 1) == 0) return TRUE; /* Hit unclosed bracket */
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diff --git a/testdata/testinput2 b/testdata/testinput2
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index 1b83cf2..fc6fe2f 100644
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--- a/testdata/testinput2
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+++ b/testdata/testinput2
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@@ -3825,4 +3825,6 @@ settings of the anchored and startline bits. --/
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".*?\h.+.\.+\R*?\xd(?i)(?=!(?=b`b`b`\`b\xa9b!)`\a`bbbbbbbbbbbbb`bbbbbbbbbbbb*R\x85bbbbbbb\C?{((?2)(?))((
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\H){8(?<=(?1){29}\xa8bbbb\x16\xd\xc6^($(?
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+/^(?:(?(1)x|)+)+$()/BZ
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+
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/-- End of testinput2 --/
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diff --git a/testdata/testoutput2 b/testdata/testoutput2
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index e33b4e2..63b39c2 100644
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--- a/testdata/testoutput2
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+++ b/testdata/testoutput2
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@@ -12522,4 +12522,22 @@ No match
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".*?\h.+.\.+\R*?\xd(?i)(?=!(?=b`b`b`\`b\xa9b!)`\a`bbbbbbbbbbbbb`bbbbbbbbbbbb*R\x85bbbbbbb\C?{((?2)(?))((
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\H){8(?<=(?1){29}\xa8bbbb\x16\xd\xc6^($(?
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+/^(?:(?(1)x|)+)+$()/BZ
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+------------------------------------------------------------------
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+ Bra
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+ ^
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+ SBra
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+ SCond
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+ 1 Cond ref
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+ x
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+ Alt
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+ KetRmax
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+ KetRmax
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+ $
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+ CBra 1
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+ Ket
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+ Ket
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+ End
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+------------------------------------------------------------------
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+
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/-- End of testinput2 --/
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--
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2.5.5
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