perl/SOURCES/perl-5.27.9-fix-line-numbers-in-multi-line-s.patch
2021-10-08 14:30:07 +00:00

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1.8 KiB
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From 823ba440369100de3f2693420a3887a645a57d28 Mon Sep 17 00:00:00 2001
From: David Mitchell <davem@iabyn.com>
Date: Wed, 7 Mar 2018 09:27:26 +0000
Subject: [PATCH] fix line numbers in multi-line s///
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my commit v5.25.6-230-g6432a58, "Eliminate SVrepl_EVAL and SvEVALED()",
introduced a regression: __LINE__ no longer took account of multiple
lines in the s///.
Now fixed.
Spotted by Abigail.
Signed-off-by: Petr Písař <ppisar@redhat.com>
---
t/re/subst.t | 12 +++++++++++-
toke.c | 2 +-
2 files changed, 12 insertions(+), 2 deletions(-)
diff --git a/t/re/subst.t b/t/re/subst.t
index b9b9939b11..dd62e95ee6 100644
--- a/t/re/subst.t
+++ b/t/re/subst.t
@@ -11,7 +11,7 @@ BEGIN {
require './loc_tools.pl';
}
-plan(tests => 275);
+plan(tests => 276);
$_ = 'david';
$a = s/david/rules/r;
@@ -1163,6 +1163,16 @@ __EOF__
pass("RT #130188");
}
+# RT #131930
+# a multi-line s/// wasn't resetting the cop_line correctly
+{
+ my $l0 = __LINE__;
+ my $s = "a";
+ $s =~ s[a]
+ [b];
+ my $lines = __LINE__ - $l0;
+ is $lines, 4, "RT #131930";
+}
diff --git a/toke.c b/toke.c
index 9dbad98408..0ef33415c0 100644
--- a/toke.c
+++ b/toke.c
@@ -9884,7 +9884,7 @@ S_scan_subst(pTHX_ char *start)
* the NVX field indicates how many src code lines the replacement
* spreads over */
sv_upgrade(PL_parser->lex_sub_repl, SVt_PVNV);
- ((XPVNV*)SvANY(PL_parser->lex_sub_repl))->xnv_u.xnv_lines = 0;
+ ((XPVNV*)SvANY(PL_parser->lex_sub_repl))->xnv_u.xnv_lines = linediff;
((XPVIV*)SvANY(PL_parser->lex_sub_repl))->xiv_u.xivu_eval_seen =
cBOOL(es);
}
--
2.14.3