Use PL_{argv,stdin,stdout}gv to avoid unnecessary gv_fetch calls.

p4raw-id: //depot/perl@18763

1 files changed, 3 insertions, 6 deletions

diff --git a/op.c b/op.c
index 0cc8c3371f..fd853ae9d2 100644
--- a/op.c
+++ b/op.c
@@ -4692,8 +4692,7 @@ Perl_ck_eof(pTHX_ OP *o)
     if (o->op_flags & OPf_KIDS) {
 	if (cLISTOPo->op_first->op_type == OP_STUB) {
 	    op_free(o);
-	    o = newUNOP(type, OPf_SPECIAL,
-		newGVOP(OP_GV, 0, gv_fetchpv("main::ARGV", TRUE, SVt_PVAV)));
+	    o = newUNOP(type, OPf_SPECIAL, newGVOP(OP_GV, 0, PL_argvgv));
 	}
 	return ck_fun(o);
     }
@@ -4930,8 +4929,7 @@ Perl_ck_ftst(pTHX_ OP *o)
     else {
 	op_free(o);
 	if (type == OP_FTTTY)
-           o =  newGVOP(type, OPf_REF, gv_fetchpv("main::STDIN", TRUE,
-				SVt_PVIO));
+	    o = newGVOP(type, OPf_REF, PL_stdingv);
 	else
 	    o = newUNOP(type, 0, newDEFSVOP());
     }
@@ -5564,8 +5562,7 @@ Perl_ck_shift(pTHX_ OP *o)
 
 	op_free(o);
 	argop = newUNOP(OP_RV2AV, 0,
-	    scalar(newGVOP(OP_GV, 0, !CvUNIQUE(PL_compcv) ?
-			   PL_defgv : gv_fetchpv("ARGV", TRUE, SVt_PVAV))));
+	    scalar(newGVOP(OP_GV, 0, CvUNIQUE(PL_compcv) ? PL_argvgv : PL_defgv)));
 	return newUNOP(type, 0, scalar(argop));
     }
     return scalar(modkids(ck_fun(o), type));