GCJ 4.9.3 on mips64el-linux failing to build Ant.

[Ricardo Wurmus]

Andrew Haley <aph@redhat.com> writes:

> On 13/01/16 06:38, Ricardo Wurmus wrote:
>> 
>> Andrew Haley <aph@redhat.com> writes:
>> 
>>> On 10/29/2015 12:32 PM, Ricardo Wurmus wrote:
>>>> Andrew Haley <aph@redhat.com> writes:
>>>>
>>>>> On 10/29/2015 12:08 PM, Ricardo Wurmus wrote:
>>>>>> Here’s the complete log that I get when building GCJ 4.9.3 and running
>>>>>> the tests:
>>>>>>
>>>>>>     http://hydra.gnu.org/build/758888/log/raw
>>>>>
>>>>> I can't see the output of the libjava testsuite.  "make check-target-libjava"
>>>>> should do it.
>>>>
>>>> Here’s the libjava testsuite output:
>>>
>>> No, the actual testsuite output.  It's in a logfile.
>> 
>> Attached is “libjava.log” from the directory
>> “build/arm-unknown-linux-gnueabihf/libjava/testsuite/”.  One obvious
>> problem according to the log is this:
>> 
>>     gcj: error trying to exec 'ecj1': execvp: No such file or directory
>> 
>> GCJ is configured with the following flags (in addition to the usual GCC
>> flags):
>> 
>>     "--enable-java-home"
>>     "--enable-gjdoc"
>>     "--with-ecj-jar=ecj-4.9.jar"
>>     "--enable-languages=java"
>> 
>> “ecj-4.9.jar” is the one downloaded from
>> <ftp://sourceware.org/pub/java/ecj-4.9.jar>.  I cannot build it from
>> source because that would require a JDK — GCJ is the first JDK I’m
>> building on ARM and MIPS.  Is this a problem?  Is “ecj-4.9.jar” portable
>> or does it need to be cross-built for other platforms?
>
> It's portable.  There's no particular problem with running the libgcj
> testsuite from bytecode files, so I would not worry about that.  However,
> there are some serious problems in the testsuite output which indicate
> that gcj has some bugs on this platform.

Hi again,

is there anything else I can provide to assist you in identifying the
problem with GCJ on ARM and MIPS?

~~ Ricardo