Fix memory leak in `Kernel#eval`
The `mrbc_context` remained unreleased when the `mrb_parse_nstring()` function returned `NULL`.
@@ -65,6 +65,7 @@ create_proc_from_string(mrb_state *mrb, const char *s, mrb_int len, mrb_value bi
/* only occur when memory ran out */
if (!p) {
+ mrbc_context_free(mrb, cxt);
mrb_raise(mrb, E_RUNTIME_ERROR, "Failed to create parser state (out of memory)");
}
