Small refactoring in `codegen.c`
@@ -2357,13 +2357,9 @@ codegen(codegen_scope *s, node *tree, int val)
case NODE_BACK_REF:
if (val) {
- char buf[3];
- int sym;
+ char buf[] = {'$', nchar(tree)};
+ int sym = new_sym(s, mrb_intern(s->mrb, buf, sizeof(buf)));
- buf[0] = '$';
- buf[1] = nchar(tree);
- buf[2] = 0;
- sym = new_sym(s, mrb_intern_cstr(s->mrb, buf));
genop_2(s, OP_GETGV, cursp(), sym);
push();
}
