Issue #4438 has been updated by nobu (Nobuyoshi Nakada).

File 0001-check-rescue-clause-arguments.patch added

Patch attached.
----------------------------------------
Bug #4438: rescue args type check omitted
https://bugs.ruby-lang.org/issues/4438#change-28677

Author: nahi (Hiroshi Nakamura)
Status: Assigned
Priority: Low
Assignee: ko1 (Koichi Sasada)
Category: 
Target version: 2.0.0
ruby -v: -


=begin
Rescue arg must be class or module in 1.8. 1.9 looks to ignore when it's not a class or module.

Is this expected behavior?

 0% ruby -ve 'begin; raise; rescue nil; end'
 ruby 1.9.3dev (2011-02-23 trunk 30945) [x86_64-linux]
 -e:1:in `<main>': unhandled exception
 1% ruby187 -ve 'begin; raise; rescue nil; end'
 ruby 1.8.7 (2010-12-23 patchlevel 330) [x86_64-linux]
 -e:1: class or module required for rescue clause (TypeError)

=end



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