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Documentation: fix warning in cat-texi.perl

Newer versions of Perl produce the warning "Unescaped left brace in
regex is deprecated, passed through in regex" when an unescaped left
brace occurs in a regex. Escape the brace to avoid this warning.

Signed-off-by: brian m. carlson <sandals@crustytoothpaste.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

authored by

brian m. carlson and committed by
Junio C Hamano f7bf8fea ad36dc8b

+1 -1
unified split
+1 -1
Documentation/cat-texi.perl
··· 11 11 if (s/^\@top (.*)/\@node $1,,,Top/) { 12 12 push @menu, $1; 13 13 } 14 - s/\(\@pxref{\[(URLS|REMOTES)\]}\)//; 14 + s/\(\@pxref\{\[(URLS|REMOTES)\]}\)//; 15 15 s/\@anchor\{[^{}]*\}//g; 16 16 print TMP; 17 17 }