Re: [patches] Re: RISC-V glibc port, v4

[Darius Rad <darius at bluespec dot com>]

On 01/15/2018 03:47 PM, Joseph Myers wrote:
> On Mon, 15 Jan 2018, Darius Rad wrote:
> 
>> Summary of test results:
>>     159 FAIL
>>    5413 PASS
>>       4 UNRESOLVED
>>      21 UNSUPPORTED
>>      18 XFAIL
>>
>> I have placed output here [1], including .out and .out-result for the
>> failing (in fact, non-PASS) tests.  This was run with qemu-system on
>> RV64 LP64D.  This also reflects two small changes on top of the V4 patches.
>>
>> About 35 tests fail because they attempt to load incompatible libraries
>> from /lib, rather than the libraries under test.  These error messages
>> are not reflected in the test output, but are in the output of 'make
>> check' (output.log in the tar file).
> 
> Thanks.  Please see the generic information at 
> <https://sourceware.org/glibc/wiki/Release/2.26#Architecture-independent>.  
> In particular, "If the test system does not have suitable copies of 
> libgcc_s.so and libstdc++.so installed in system library directories, it 
> is necessary to copy or symlink them into the build directory before 
> testing (see https://sourceware.org/ml/libc-alpha/2012-04/msg01014.html 
> regarding the use of system library directories here).".  (I expect I'll 
> copy that information into the 2.27 page if it still seems relevant on 
> running 2.27 architecture tests once the final architecture-independent 
> reviews remaining from the slush period have been done.)  Some of your 
> other failures are also known issues on that list (or known on several 
> architectures already).
> 
> If you copy libgcc_s.so.1 and libstdc++.so.6 into the build directory 
> before "make check", I expect you should get much better results - and 
> more meaningful results for identifying other problems.  I think it's a 
> lot more than 35 tests affected (note all the "libgcc_s.so.1 must be 
> installed for pthread_cancel to work" in output.log, for example).
> 

Understood, thank you.  I will rerun and review the failures in the
context of those other reported results.