guard rb_fatal against non-GVL call
Suggested by ko1. rb_fatal requires GVL so just in case one lacks, print that information and let the process die. As commented, we cannot print the given messages on such situations.
guard rb_fatal against non-GVL call
Suggested by ko1. rb_fatal requires GVL so just in case one lacks,
print that information and let the process die. As commented,
we cannot print the given messages on such situations.