#11168: rubiks fails doctest on OpenSolaris x86 with gcc 4.6.0 and -O2
optimisation.
-----------------------------+----------------------------------------------
Reporter: drkirkby | Owner: drkirkby
Type: PLEASE CHANGE | Status: new
Priority: major | Milestone: sage-4.7
Component: solaris | Keywords:
Author: | Upstream: Not yet reported upstream; Will do
shortly.
Reviewer: | Merged:
Work_issues: |
-----------------------------+----------------------------------------------
On a Sun Ultra 27 running !OpenSolaris06/2009, the rubiks-20070912.p12
package builds
{{{
drkirkby@hawk:~/sage-4.7.alpha3$ ./sage -t -long -force_lib
devel/sage/sage/interfaces/rubik.py
sage -t -long -force_lib "devel/sage/sage/interfaces/rubik.py"
**********************************************************************
File
"/export/home/drkirkby/sage-4.7.alpha3/devel/sage/sage/interfaces/rubik.py",
line 132:
sage: solver = OptimalSolver() # long time
Exception raised:
Traceback (most recent call last):
File
"/export/home/drkirkby/sage-4.7.alpha3/local/bin/ncadoctest.py", line
1231, in run_one_test
self.run_one_example(test, example, filename, compileflags)
File
"/export/home/drkirkby/sage-4.7.alpha3/local/bin/sagedoctest.py", line 38,
in run_one_example
OrigDocTestRunner.run_one_example(self, test, example, filename,
compileflags)
File
"/export/home/drkirkby/sage-4.7.alpha3/local/bin/ncadoctest.py", line
1172, in run_one_example
compileflags, 1) in test.globs
File "<doctest __main__.example_3[4]>", line 1, in <module>
solver = OptimalSolver() # long time###line 132:
sage: solver = OptimalSolver() # long time
File "/export/home/drkirkby/sage-4.7.alpha3/local/lib/python/site-
packages/sage/interfaces/rubik.py", line 98, in __init__
self.ready()
File "/export/home/drkirkby/sage-4.7.alpha3/local/lib/python/site-
packages/sage/interfaces/rubik.py", line 117, in ready
self.child.expect('enter cube')
File "/export/home/drkirkby/sage-4.7.alpha3/local/lib/python/site-
packages/pexpect.py", line 912, in expect
return self.expect_list(compiled_pattern_list, timeout,
searchwindowsize)
File "/export/home/drkirkby/sage-4.7.alpha3/local/lib/python/site-
packages/pexpect.py", line 978, in expect_list
raise EOF (str(e) + '\n' + str(self))
EOF: End Of File (EOF) in read_nonblocking(). Empty string style
platform.
<pexpect.spawn instance at 0xc5367ac>
version: 2.0 ($Revision: 1.151 $)
command: /export/home/drkirkby/sage-4.7.alpha3/local/bin/optimal
args: ['/export/home/drkirkby/sage-4.7.alpha3/local/bin/optimal']
patterns:
enter cube
buffer (last 100 chars):
before (last 100 chars): olutions
initializing transformation tables
init_fulledge_to_edgequot : too many edgequot's
after: <class 'pexpect.EOF'>
match: None
match_index: None
exitstatus: None
flag_eof: 1
pid: 10994
child_fd: 3
timeout: None
delimiter: <class 'pexpect.EOF'>
logfile: None
maxread: 2000
searchwindowsize: None
delaybeforesend: 0.1
**********************************************************************
1 items had failures:
1 of 12 in __main__.example_3
***Test Failed*** 1 failures.
For whitespace errors, see the file
/export/home/drkirkby/.sage//tmp/.doctest_rubik.py
[9.4 s]
----------------------------------------------------------------------
The following tests failed:
sage -t -long -force_lib "devel/sage/sage/interfaces/rubik.py"
Total time for all tests: 9.4 seconds
}}}
However, if the optimisation level is changed from -O2 to -O1, the program
behaves properly.
--
Ticket URL: <http://trac.sagemath.org/sage_trac/ticket/11168>
Sage <http://www.sagemath.org>
Sage: Creating a Viable Open Source Alternative to Magma, Maple, Mathematica,
and MATLAB
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