Stop using `mrb_to_str` as a converter (it is not).
MODIFY
src/class.c
src/class.c
@@ -674,7 +674,8 @@ mrb_get_args(mrb_state *mrb, const char *format, ...)
}
}
if (i < argc) {
- *p = mrb_to_str(mrb, ARGV[arg_i++]);
+ *p = ARGV[arg_i++];
+ mrb_to_str(mrb, *p);
i++;
}
}
@@ -735,7 +736,8 @@ mrb_get_args(mrb_state *mrb, const char *format, ...)
}
}
if (i < argc) {
- ss = mrb_to_str(mrb, ARGV[arg_i++]);
+ ss = ARGV[arg_i++];
+ mrb_to_str(mrb, ss);
*ps = RSTRING_PTR(ss);
*pl = RSTRING_LEN(ss);
i++;
@@ -757,7 +759,8 @@ mrb_get_args(mrb_state *mrb, const char *format, ...)
}
}
if (i < argc) {
- ss = mrb_to_str(mrb, ARGV[arg_i++]);
+ ss = ARGV[arg_i++];
+ mrb_to_str(mrb, ss);
*ps = RSTRING_CSTR(mrb, ss);
i++;
}

Stop using `mrb_to_str` as a converter (it is not).