eval.c: Bug #1886 [ruby-core:24767]; ensure that rb_exc_raise and rb_exc_fatal require an exception object. Backport of r24403. test/ruby/test_exception.rb: test for exception change. Backport of r24404.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_8_6@28374 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
eval.c: Bug #1886 [ruby-core:24767]; ensure that rb_exc_raise and rb_exc_fatal require an exception object. Backport of r24403.
test/ruby/test_exception.rb: test for exception change. Backport of r24404.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_8_6@28374 b2dd03c8-39d4-4d8f-98ff-823fe69b080e