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author	Father Chrysostomos <sprout@cpan.org>
	Sun, 6 Nov 2011 22:04:51 +0000 (14:04 -0800)
committer	Father Chrysostomos <sprout@cpan.org>
	Sun, 6 Nov 2011 22:23:49 +0000 (14:23 -0800)
commit	0abcdfa4c5da571f9a31d50e4a121867868e8aaf
tree	69628a02e27d839663e8073694d0c9a88a782905	tree \| snapshot
parent	bc344123285ead072c87437a15e486ff36fef609	commit \| diff

Avoid redundant copies in string evals

Perl_lex_start copies the string passed to it unconditionally.
Sometimes pp_entereval makes a copy before passing the string
to lex_start. So in those cases we can pass a flag to avoid a
redundant copy.

parser.h		diff \| blob \| blame \| history
pp_ctl.c		diff \| blob \| blame \| history
toke.c		diff \| blob \| blame \| history

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