[graalvm-users] Bug in truffle convertion?

[Stepan]

Hello Rodrigo,

thank you for the report. I could reproduce the issue and the fix will 
be merged soon.

Best,
Stepan

On 09/11/2018 15:15, Rodrigo Botafogo wrote:
> Hello...
> 
> Doing the following is crashing truffle:
> 
>          Polyglot.eval("R", "dev.control(displaylist = 'inhibit')")
> 
> Failure/Error: Polyglot.eval("R", "dev.control(displaylist = 'inhibit')")
> 
> RuntimeError:
>    java.lang.ClassCastException: com.oracle.truffle.r.runtime.data.RNull 
> cannot be cast to com.oracle.truffle.r.runtime.data.RList (RInternalError)
>        from 
> com.oracle.truffle.r.nodes.function.FunctionDefinitionNode.execute(FunctionDefinitionNode.java:321)
>        from 
> org.graalvm.compiler.truffle.runtime.OptimizedCallTarget.callProxy(OptimizedCallTarget.java:289)
>        from 
> org.graalvm.compiler.truffle.runtime.OptimizedCallTarget.callRoot(OptimizedCallTarget.java:278)
>        from 
> org.graalvm.compiler.truffle.runtime.OptimizedCallTarget.callBoundary(OptimizedCallTarget.java:265)
>        from 
> org.graalvm.compiler.truffle.runtime.OptimizedCallTarget.doInvoke(OptimizedCallTarget.java:247)
>        from 
> org.graalvm.compiler.truffle.runtime.OptimizedCallTarget.callDirect(OptimizedCallTarget.java:230)
>        from 
> org.graalvm.compiler.truffle.runtime.OptimizedDirectCallNode.callProxy(OptimizedDirectCallNode.java:88)
>        from 
> org.graalvm.compiler.truffle.runtime.OptimizedDirectCallNode.call(OptimizedDirectCallNode.java:72)
>        from 
> com.oracle.truffle.r.nodes.function.call.CallRFunctionNode.execute(CallRFunctionNode.java:59)
>        from 
> com.oracle.truffle.r.nodes.function.RCallNode$DispatchedCallNode.execute(RCallNode.java:1157)
>    Caused by:
>    com.oracle.truffle.r.runtime.data.RNull cannot be cast to 
> com.oracle.truffle.r.runtime.data.RList (ClassCastException)
>        from 
> com.oracle.truffle.r.library.fastrGrid.FastRGridExternalLookup.lambda$lookupDotCall$1(FastRGridExternalLookup.java:172)
>        from 
> com.oracle.truffle.r.library.fastrGrid.GridStateSetNode.execute(GridStateSetNode.java:52)
>        from 
> com.oracle.truffle.r.nodes.builtin.RExternalBuiltinNode$Arg1.call(RExternalBuiltinNode.java:88)
>        from 
> com.oracle.truffle.r.nodes.builtin.RExternalBuiltinNode.call(RExternalBuiltinNode.java:40)
>        from 
> com.oracle.truffle.r.nodes.builtin.base.foreign.CallAndExternalFunctions$DotCall.doExternal(CallAndExternalFunctions.java:645)
>        from 
> com.oracle.truffle.r.nodes.builtin.base.foreign.CallAndExternalFunctionsFactory$DotCallNodeGen.executeAndSpecialize(CallAndExternalFunctionsFactory.java:156)
>        from 
> com.oracle.truffle.r.nodes.builtin.base.foreign.CallAndExternalFunctionsFactory$DotCallNodeGen.execute(CallAndExternalFunctionsFactory.java:113)
>        from 
> com.oracle.truffle.r.nodes.builtin.RBuiltinNode$Arg3.call(RBuiltinNode.java:200)
>        from 
> com.oracle.truffle.r.nodes.function.RCallNode$BuiltinCallNode.execute(RCallNode.java:1100)
>        from 
> com.oracle.truffle.r.nodes.function.RCallNode$FunctionDispatch.dispatch(RCallNode.java:882)
>    Translated to internal error
> 
> -- 
> Rodrigo Botafogo
> 
> 
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