Bug#432541: eclipse-cdt FTBFS with gcj-4.2

[Michael Koch]

On Fri, Feb 15, 2008 at 11:50:38PM +0100, Thomas Girard wrote:
> Hello,
> 
> A while ago, I wrote:
> > >         Using the following pakages:
> > >  * java-gcj-compat{,-dev} 1.0.69-2
> > >  * ecj, ecj-gcj, libecj-java and libecj-gcj 3.3.0+0728-1
> > >  * libgcj-bc, libgcj8{-1,-1-awt,-jar} 4.2.1-3
> > >  * gcc-4.2-base 4.2.1-3
> > >  * gcj-4.1-base, gcj-4.1, gij-4.1, libgcj7-1 4.1.2-16
> > >  * libgcc1 1:4.2.2-3
> > > eclipse-cdt compiles.
> > > 
> > > Updating to sid, I reach a point where it no longer compiles:
> > >  * java-gcj-compat 1.0.76-4 sets gcj-4.2 as the default gcj version
> > >  * gcj-4.2, gij-4.2 and libgcj8-* are at version 4.2.1-3
> 
> On Sat, Jan 26, 2008 at 05:12:44PM +0100, Michael Koch replied:
> > I have just tried this with SUN JDK 6, Icedtea, gcj 4.3, jamvm and cacao
> > with the following result:
> > * SUN JDK 6: Just works.
> > * gcj-4.3: No output at all. Returns with exit code 13.
> > * icedtea: No output at all. Returns with exit code 13. Exactly the same
> >   as with gcj.
> > * jamvm: Fails but prints quite some output. Main issue is that jamvm has
> >   no real JAVA_HOME.
> > * cacao: Fails but prints some output. Again an issue with an incomplete
> >   JAVA_HOME provided by cacao.
> 
> We made progress on this issue with Michael; it turns out that using
> eclipse natively compiled -gcj packages work around the FTBFS, for some
> reason.
> 
> Michael found out that only eclipse-rcp-gcj is needed, and that deleting
> org.eclipse.core.runtime_3.2.0.v20060603.jar.so is enough to make the
> compilation fails, while it works when it's there.
> 
> So we now have a work-around to compile Eclipse plugins: install
> eclipse-rcp-gcj.
> 
> What's really weird is that icedtea, even though it does not use -gcj
> packages, exhibit the very same behavior.
> 
> Any idea on this?

I'm a bit ashamed. The solution was quiet simple. Added "-consolelog" to
the arguments revealed the reason for this (and for some crashes of
eclipse). I will fix that bug in eclipse packaging. This really makes me
wonder why SUN JDK worked...


Cheers,
Michael