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pp_entersub(): reduce life of padlist var
author
David Mitchell
<davem@iabyn.com>
Mon, 13 Jul 2015 15:31:20 +0000
(16:31 +0100)
committer
David Mitchell
<davem@iabyn.com>
Wed, 3 Feb 2016 08:59:37 +0000
(08:59 +0000)
only set it when it's needed
pp_hot.c
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diff --git
a/pp_hot.c
b/pp_hot.c
index
b9562ee
..
de62d43
100644
(file)
--- a/
pp_hot.c
+++ b/
pp_hot.c
@@
-3515,7
+3515,7
@@
PP(pp_entersub)
if (!(CvISXSUB(cv))) {
/* This path taken at least 75% of the time */
dMARK;
- PADLIST *
const padlist = CvPADLIST(cv)
;
+ PADLIST *
padlist
;
I32 depth;
bool hasargs;
I32 gimme;
@@
-3544,6
+3544,7
@@
PP(pp_entersub)
cx->blk_sub.retop = PL_op->op_next;
cx->blk_sub.old_savestack_ix = old_savestack_ix;
+ padlist = CvPADLIST(cv);
if (UNLIKELY((depth = ++CvDEPTH(cv)) >= 2)) {
PERL_STACK_OVERFLOW_CHECK();
pad_push(padlist, depth);