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* vm.c: add a return hook when a method raises an exception.

Browse source 
* probes_helper.h: look up klass and method if none are provided.

* eval.c: update macro usage.

* vm_eval.c: ditto.

* vm_insnhelper.c: ditto.

* test/dtrace/test_function_entry.rb: test for change.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@38001 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
tenderlove 2012-11-29 17:55:54 +00:00
parent 4556a9ec65
commit 9709448474
7 changed files with 64 additions and 12 deletions
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29
test/dtrace/test_function_entry.rb
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@ -44,6 +44,35 @@ ruby$target:::method-return
}
end
def test_return_from_raise
program = <<-eoruby
class Foo
def bar; raise; end
def baz
bar
rescue
end
end
Foo.new.baz
eoruby
probe = <<-eoprobe
ruby$target:::method-return
/arg0 && arg1 && arg2/
{
printf("%s %s %s %d\\n", copyinstr(arg0), copyinstr(arg1), copyinstr(arg2), arg3);
}
eoprobe
trap_probe(probe, program) { |d_file, rb_file, probes|
foo_calls = probes.map { |line| line.split }.find_all { |row|
row.first == 'Foo' && row[1] == 'bar'
}
assert foo_calls.any?
}
end
private
def ruby_program
<<-eoruby