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From 7ec44a7b6adbc0221150969fc61134322fd5ed85 Mon Sep 17 00:00:00 2001
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From: Hugo van der Sanden <hv@crypt.org>
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Date: Mon, 12 Dec 2016 15:15:06 +0000
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Subject: [PATCH] Correctly unwind on cache hit
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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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Petr Pisar: Ported to 5.24.4:
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commit d3c48e81594c1d64ba9833495e45d8951b42027c
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Author: Hugo van der Sanden <hv@crypt.org>
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Date: Mon Dec 12 15:15:06 2016 +0000
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[perl #130307] Correctly unwind on cache hit
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We've already incremented curlyx.count in the WHILEM branch before
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we check for a hit in the super-linear cache, so must reverse that
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on the sayNO.
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Signed-off-by: Petr Písař <ppisar@redhat.com>
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---
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regexec.c | 1 +
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t/re/re_tests | 1 +
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2 files changed, 2 insertions(+)
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diff --git a/regexec.c b/regexec.c
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index 6904546..25ea3a3 100644
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--- a/regexec.c
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+++ b/regexec.c
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@@ -7334,6 +7334,7 @@ NULL
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DEBUG_EXECUTE_r( Perl_re_exec_indentf( aTHX_ "whilem: (cache) already tried at this position...\n",
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depth)
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);
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+ cur_curlyx->u.curlyx.count--;
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sayNO; /* cache records failure */
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}
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ST.cache_offset = offset;
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diff --git a/t/re/re_tests b/t/re/re_tests
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index 8b0feaa..6717b85 100644
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--- a/t/re/re_tests
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+++ b/t/re/re_tests
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@@ -1970,6 +1970,7 @@ aa$|a(?R)a|a aaa y $& aaa # [perl 128420] recursive matches
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(?:\1|a)([bcd])\1(?:(?R)|e)\1 abbaccaddedcb y $& abbaccaddedcb # [perl 128420] recursive match with backreferences
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(?il)\x{100}|\x{100}|\x{FF} \xFF y $& \xFF
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\b\z0*\x{100} .\x{100} n - - # [perl #129350] crashed in intuit_start
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+(X{2,}[-X]{1,4}){3,}X{2,} XXX-XXX-XXX-- n - - # [perl #130307]
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# Keep these lines at the end of the file
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# vim: softtabstop=0 noexpandtab
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--
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2.14.3
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