java.lang.Error running build from ecj compiler

[Doug Simon]

I’m not sure what’s going as I tried your steps (using ecj-4.3.2.jar) and never got that error when running the HSAIL unit tests.

On Mar 20, 2014, at 8:52 PM, Deneau, Tom <tom.deneau at amd.com> wrote:

> Widening beyond just Doug and Gilles...
> 
> I was cleaning up warnings from a webrev using the following sequence:
> (My webrev was based off of 5f5e2711dc24 although I'm not sure that matters)
> 
> 
> mx clean
> mx eclipseinit      # has a side effect of preparing the annotation processor jars
> mx build --vm server --vmbuild product --jdt /path/to/ecj-4.3.2.jar --jdt-warning-as-error
> mx checkstyle
> repeat build...
> 
> 
> So eventually I got a build with no compiler errors or warnings.
> Then I wanted to run our junit tests, I used the ecj produced bytecodes
> and I got
> 
> 
> java.lang.Error: Unresolved compilation problem: 
> 	The method getId() from the type Node is deprecated
> 
> 	at com.oracle.graal.phases.common.GuardLoweringPhase$LowerGuards.lowerToIf(GuardLoweringPhase.java:153)
> 	at com.oracle.graal.phases.common.GuardLoweringPhase$LowerGuards.processNode(GuardLoweringPhase.java:144)
> 	at com.oracle.graal.phases.graph.ScheduledNodeIterator.processNodes(ScheduledNodeIterator.java:63)
> 	at com.oracle.graal.phases.common.GuardLoweringPhase.processBlock(GuardLoweringPhase.java:200)
> 	at com.oracle.graal.phases.common.GuardLoweringPhase.run(GuardLoweringPhase.java:188)
> 	at com.oracle.graal.phases.common.GuardLoweringPhase.run(GuardLoweringPhase.java:1)
> 
> I went back and did a javac build using
>   mx clean
>  mx build --vm server --vmbuild product 
> 
> This javac build ran the junits fine.
> 
> I can see that Node.getId() was indeed marked @Deprecated, and that GuardLoweringPhase had a @SuppressWarnings("deprecation") before it's call to getId()
> 
> Is this just because --jdt-warning-as-error is fighting against @SuppressWarnings here or it this a problem in the ecj compiler?
> 
> -- Tom