[RFC][icedtea6]: RH706066

Andrew Haley aph at redhat.com
Wed Jun 1 10:00:25 PDT 2011

On 06/01/2011 05:40 PM, Denis Lila wrote:

> This bug will require a couple of backports:
> http://hg.openjdk.java.net/jdk7/jdk7/langtools/rev/36c4ec4525b4
> http://hg.openjdk.java.net/jdk7/jdk7/langtools/rev/dc550520ed6f
> The attached patch does this. It doesn't contain the regression
> tests T6369605a.java and T6369605b.java because even after the
> patch was applied these tests were failing.
> I think this is ok though because they fail with ecj and
> proprietary javac too. What's probably happening is that
> they're assuming other changes in the compiler in addition
> to the fix for 6369605.
> I've attached three tests I wrote that were derived from
> commons-discovery (whose compilation fails, as detailed
> in the bug report). All three compile with ecj and proprietary
> javac, but they fail with openjdk javac before this backport.
> With the backport they compile.
> I haven't tried compiling commons-discovery yet. I will
> do that soon and give an update.
> I ran the langtools regression tests, and there were no changes
> in the results.

Think very carefully before back-porting this.  I have not seen any
compiler fixes for inference failures that did not break something else.
Unless this is a real-world problem that affects some high-value
application we probably should not do it.


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