#12516: Cython compile error in optional package p_group_cohomology-2.0.spkg
---------------------------------+------------------------------------------
Reporter: mariah | Owner: tbd
Type: defect | Status: new
Priority: minor | Milestone: sage-5.0
Component: optional packages | Keywords:
Work_issues: | Upstream: N/A
Reviewer: | Author:
Merged: | Dependencies:
---------------------------------+------------------------------------------
On skynet/eno using gcc-4.6.2, the optional package
p_group_cohomology-2.0.spkg fails to install in sage-4.8
with the following error:
{{{
gcc -pthread -shared
build/temp.linux-x86_64-2.6/pGroupCohomology/modular_cohomology.o
build/temp.linux-x86_64-2.6/pGroupCohomology/c_sources/aufloesung.o
build/temp.linux-x86_64-2.6/pGroupCohomology/c_sources/aufnahme.o
build/temp.linux-x86_64-2.6/pGroupCohomology/c_sources/djgerr.o
build/temp.linux-x86_64-2.6/pGroupCohomology/c_sources/fileplus.o
build/temp.linux-x86_64-2.6/pGroupCohomology/c_sources/nBuchberger.o
build/temp.linux-x86_64-2.6/pGroupCohomology/c_sources/pgroup.o
build/temp.linux-x86_64-2.6/pGroupCohomology/c_sources/pincl.o
build/temp.linux-x86_64-2.6/pGroupCohomology/c_sources/slice.o
build/temp.linux-x86_64-2.6/pGroupCohomology/c_sources/urbild.o
build/temp.linux-x86_64-2.6/pGroupCohomology/c_sources/uvr.o
-L/home/mariah/sage/sage-4.8-x86_64-Linux-core2-fc/local/lib -lmtx
-lpython2.6 -o
build/lib.linux-x86_64-2.6/pGroupCohomology/modular_cohomology.so
cythoning pGroupCohomology/cochain.pyx to pGroupCohomology/cochain.c
Error compiling Cython file:
------------------------------------------------------------
...
elif isinstance(C,MODCOCH):
P = self.parent()
if P is not C.parent():
return True
try:
br = singular('basering')
^
------------------------------------------------------------
pGroupCohomology/cochain.pyx:1037:33: local variable 'singular' referenced
before assignment
building 'pGroupCohomology.cochain' extension
gcc -fno-strict-aliasing -g -O2 -DNDEBUG -g -O3 -Wall -Wstrict-prototypes
-fPIC -I/home/mariah/sage/sage-4.8-x86_64-Linux-core2-fc-
optional/local/include/csage/ -I/home/mariah/sage/sage-4.8-x86_64-Linux-
core2-fc-optional/devel/sage/ -I/home/mariah/sage/sage-4.8-x86_64-Linux-
core2-fc-optional/devel/sage/c_lib -I/home/mariah/sage/sage-4.8-x86_64
-Linux-core2-fc-optional/devel/sage/sage/ext -Imtx2.2.4/src/
-IpGroupCohomology/c_sources -IpGroupCohomology
-I/home/mariah/sage/sage-4.8-x86_64-Linux-core2-fc-
optional/local/include/python2.6 -c pGroupCohomology/cochain.c -o
build/temp.linux-x86_64-2.6/pGroupCohomology/cochain.o
pGroupCohomology/cochain.c:1:2: error: #error Do not use this file, it is
the result of a failed Cython compilation.
error: command 'gcc' failed with exit status 1
real 4m21.321s
user 3m56.276s
sys 0m6.743s
************************************************************************
Error installing package p_group_cohomology-2.0
************************************************************************
}}}
--
Ticket URL: <http://trac.sagemath.org/sage_trac/ticket/12516>
Sage <http://www.sagemath.org>
Sage: Creating a Viable Open Source Alternative to Magma, Maple, Mathematica,
and MATLAB
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