compiler not handling x += 1 correctly for cases where x hasn't been assigned
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Key: JRUBY-1216
URL: http://jira.codehaus.org/browse/JRUBY-1216
Project: JRuby
Issue Type: Bug
Affects Versions: JRuby 1.0.0
Reporter: Charles Oliver Nutter
Assignee: Thomas E Enebo
{noformat}
~/NetBeansProjects/jruby $ jruby -e "k = 1; def foo; k += 1; end; foo"self null
for +
Exception in thread "main" java.lang.NullPointerException
at
org.jruby.runtime.CallAdapter$DefaultCallAdapter.call(CallAdapter.java:84)
at __dash_e__.foo__0(-e:1)
at __dash_e__Invokerfoo__0Fixed0.call(Unknown Source)
at org.jruby.RubyObject.callMethod(RubyObject.java:526)
at
org.jruby.runtime.Dispatcher$DefaultDispatcher.callMethod(Dispatcher.java:15)
at
org.jruby.runtime.CallAdapter$DefaultCallAdapter.call(CallAdapter.java:67)
at __dash_e__.__file__(-e:1)
at __dash_e__.run(-e)
at org.jruby.Ruby.compileOrFallbackAndRun(Ruby.java:347)
at org.jruby.Main.runInterpreter(Main.java:229)
at org.jruby.Main.runInterpreter(Main.java:176)
at org.jruby.Main.run(Main.java:121)
at org.jruby.Main.main(Main.java:96)
{noformat}
Somewhere there needs to be a null guard.
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