Store C<study>'s data in in mg_ptr instead of interpreter variables.

This allows more than one C<study> to be active at the same time.
It eliminates PL_screamfirst, PL_lastscream, PL_maxscream.

1 files changed, 0 insertions, 5 deletions

diff --git a/sv.c b/sv.c
index 75238bc580..fffa6e99ed 100644
--- a/sv.c
+++ b/sv.c
@@ -12994,11 +12994,6 @@ perl_clone_using(PerlInterpreter *proto_perl, UV flags,
 
     /* regex stuff */
 
-    PL_screamfirst	= NULL;
-    PL_maxscream	= -1;			/* reinits on demand */
-    PL_lastscream	= NULL;
-
-
     PL_regdummy		= proto_perl->Iregdummy;
     PL_colorset		= 0;		/* reinits PL_colors[] */
     /*PL_colors[6]	= {0,0,0,0,0,0};*/