optimising yyparse: replace stack_size with a ptr

Makes testing whether the parser stack needs extending cheaper

1 files changed, 1 insertions, 1 deletions

diff --git a/sv.c b/sv.c
index 6a17049a9a..1eff3648af 100644
--- a/sv.c
+++ b/sv.c
@@ -13130,7 +13130,7 @@ Perl_parser_dup(pTHX_ const yy_parser *const proto, CLONE_PARAMS *const param)
     parser->old_parser = NULL;
     parser->stack = NULL;
     parser->ps = NULL;
-    parser->stack_size = 0;
+    parser->stack_max1 = 0;
     /* XXX parser->stack->state = 0; */
 
     /* XXX eventually, just Copy() most of the parser struct ? */