string.c: rb_str_concat_literals

* string.c (rb_str_concat_literals): concatenate literal string
  fragments.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@54490 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 1 insertions, 7 deletions

diff --git a/insns.def b/insns.def
index 53f9bc0c16..65410e1451 100644
--- a/insns.def
+++ b/insns.def
@@ -365,13 +365,7 @@ concatstrings
 (...)
 (VALUE val) // inc += 1 - num;
 {
-    rb_num_t i = num - 1;
-
-    val = rb_str_resurrect(TOPN(i));
-    while (i-- > 0) {
-	const VALUE v = TOPN(i);
-	rb_str_append_literal(val, v);
-    }
+    val = rb_str_concat_literals(num, &TOPN(num-1));
     POPN(num);
 }