Disable overrides during jdk build
gnu.andrew at redhat.com
Tue May 21 20:49:42 UTC 2013
----- Original Message -----
> On 13/05/2013 15:24, Maurizio Cimadamore wrote:
> > I think it makes sense, esp. if the messages appear to be redundant. The
> > compiler logic is very strict and there are cases where it comes down to
> > guessing user intent and compilers are notoriously bad at doing that. In
> > the long term, I'd like to see @SuppressWarnings("overrides") applied in
> > those cases where the impl knows what it's doing.
> Agreed. Tackling warnings, on a per area basis, is something that we
> need to spend more time on.
> I have not taken a look at the reason for the specific overrides
> warnings. It is just that it appears the intent of the new build was to
> suppress as many warnings as necessary, to make the output reasonable.
> Since this warning was not in existence at the time, I could not be
> @SuppressWarnings("overrides") can be added, where appropriate, during
> future warning cleanup events.
Is there an option in the new build to turn on all warnings, as there
was in the old (JAVAC_MAX_WARNINGS if I recall correctly)?
> > Maurizio
> > On 13/05/13 14:53, Chris Hegarty wrote:
> >> Please hold your fire! This is not a suggestion to about general
> >> handling of warnings during the build, just a specific gripe I have
> >> when trying to find genuine build failures among the noise.
> >> Would there be any objection to adding '-overrides' to the jdk build?
> >> This lint warning was added after the new build was introduced. I
> >> suspect it would have been suppressed originally if it was supported
> >> at the time.
> >> diff --git a/makefiles/Setup.gmk b/makefiles/Setup.gmk
> >> --- a/makefiles/Setup.gmk
> >> +++ b/makefiles/Setup.gmk
> >> @@ -23,7 +23,7 @@
> >> # questions.
> >> #
> >> -DISABLE_WARNINGS:=-Xlint:all,-deprecation,-unchecked,-rawtypes,-cast,-serial,-dep-ann,-static,-fallthrough,-try,-varargs,-empty,-finally
> >> +DISABLE_WARNINGS:=-Xlint:all,-deprecation,-unchecked,-rawtypes,-cast,-serial,-dep-ann,-static,-fallthrough,-try,-varargs,-empty,-finally,-overrides
> >> # The generate old bytecode javac setup uses the new compiler to
> >> compile for the
> >> # boot jdk to generate tools that need to be run with the boot jdk.
> >> -Chris.
> >> P.S. how to handle warnings generally will have to be addressed at
> >> some point, but I am not making any proposal at this time.
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