[Bug #21173] RUBY_FREE_AT_EXIT does not work when error in -r #12859
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When loading a file using the command line -r, it is processed before RUBY_FREE_AT_EXIT is checked. So if the loaded file raises an error, it will cause memory to not be freed with RUBY_FREE_AT_EXIT.
For example
ruby -rtest.rb -e ""will report a large amount of memory leaks iftest.rbraises.