[Pixman] testsuite fails on power7

[Lennart Sorensen]

On Sat, Sep 28, 2013 at 10:16:12PM +0300, Siarhei Siamashka wrote:
> Could you please give the following patches a try in your problematic
> configuration on power7?
> 
>     http://lists.freedesktop.org/archives/pixman/2013-September/002969.html
> 
> They are also available here:
> 
>     https://github.com/ssvb/pixman/commits/20130927-vmx-fix-unaligned-writes

OK, I applied your two patches for the vmx code, and I also added the
new thread-test that was posted.

Everything passed.

I think you nailed it.  Yay!

Before:

Making check in test
make[2]: Entering directory `/root/pixman-0.26.0/build/test'
make  check-TESTS
make[3]: Entering directory `/root/pixman-0.26.0/build/test'
PASS: a1-trap-test
PASS: pdf-op-test
PASS: region-test
PASS: region-translate-test
PASS: fetch-test
PASS: oob-test
PASS: trap-crasher
PASS: alpha-loop
PASS: scaling-crash-test
PASS: scaling-helpers-test
PASS: gradient-crash-test
region_contains test passed (checksum=D2BF8C73)
PASS: region-contains-test
PASS: alphamap
PASS: stress-test
composite traps test passed (checksum=E3112106)
PASS: composite-traps-test
blitters test passed (checksum=A364B5BF)
PASS: blitters-test
/bin/bash: line 5: 30817 Segmentation fault      ${dir}$tst
FAIL: scaling-test
/bin/bash: line 5: 30863 Segmentation fault      ${dir}$tst
FAIL: affine-test
PASS: composite
=============================================
2 of 19 tests failed
Please report to pixman at lists.freedesktop.org
=============================================
make[3]: *** [check-TESTS] Error 1
make[3]: Leaving directory `/root/pixman-0.26.0/build/test'
make[2]: *** [check-am] Error 2
make[2]: Leaving directory `/root/pixman-0.26.0/build/test'
make[1]: *** [check-recursive] Error 1
make[1]: Leaving directory `/root/pixman-0.26.0/build'
dh_auto_test: make -j24 check returned exit code 2
make: *** [build] Error 29

After:

Making check in test
make[2]: Entering directory `/root/pixman-0.26.0.new/build/test'
make  check-TESTS
make[3]: Entering directory `/root/pixman-0.26.0.new/build/test'
PASS: a1-trap-test
PASS: pdf-op-test
PASS: region-test
PASS: region-translate-test
PASS: fetch-test
PASS: oob-test
PASS: trap-crasher
PASS: alpha-loop
Skipped thread-test - pthreads not supported
PASS: thread-test
PASS: scaling-crash-test
PASS: scaling-helpers-test
PASS: gradient-crash-test
region_contains test passed (checksum=D2BF8C73)
PASS: region-contains-test
PASS: alphamap
PASS: stress-test
composite traps test passed (checksum=E3112106)
PASS: composite-traps-test
blitters test passed (checksum=A364B5BF)
PASS: blitters-test
scaling test passed (checksum=80DF1CB2)
PASS: scaling-test
affine test passed (checksum=1EF2175A)
PASS: affine-test
PASS: composite
===================
All 20 tests passed
===================
make[3]: Leaving directory `/root/pixman-0.26.0.new/build/test'
make[2]: Leaving directory `/root/pixman-0.26.0.new/build/test'
make[2]: Entering directory `/root/pixman-0.26.0.new/build'
make[2]: Leaving directory `/root/pixman-0.26.0.new/build'
make[1]: Leaving directory `/root/pixman-0.26.0.new/build'

-- 
Len Sorensen