#19868: interpreters build fails on cygwin
-------------------------------------+-------------------------------------
       Reporter:  gouezel            |        Owner:
           Type:  defect             |       Status:  needs_work
       Priority:  major              |    Milestone:  sage-7.0
      Component:  porting: Cygwin    |   Resolution:
       Keywords:                     |    Merged in:
        Authors:  Sebastien Gouezel  |    Reviewers:
Report Upstream:  N/A                |  Work issues:
         Branch:                     |       Commit:
  u/gouezel/DL_IMPORT                |  27b47e2719cb5cba09cd7d5d47a28d0253b5d437
   Dependencies:                     |     Stopgaps:
-------------------------------------+-------------------------------------

Comment (by jdemeyer):

 As I feared, there are a lot new warnings with this branch:
 {{{
 #!diff
 --- build-old.log       2016-02-03 15:19:33.091838870 +0100
 +++ build-new.log       2016-02-03 15:16:54.125367775 +0100
 @@ -186,6 +186,10 @@
  build/cythonized/sage/ext/interrupt/interrupt_api.h:18:0: note: this is
 the location of the previous definition
   #define _signals
 (*__pyx_api_vp_4sage_3ext_9interrupt_9interrupt__signals)
   ^
 +build/cythonized/sage/ext/interpreters/wrapper_cdf.c: In function
 ‘__pyx_pf_4sage_3ext_12interpreters_11wrapper_cdf_11Wrapper_cdf_4__call__’:
 +build/cythonized/sage/ext/interpreters/wrapper_cdf.c:3755:3: warning:
 implicit declaration of function ‘interp_cdf’ [-Wimplicit-function-
 declaration]
 +   __pyx_t_5 = interp_cdf(__pyx_v_c_args, __pyx_v_self->_constants,
 __pyx_v_self->_py_constants, __pyx_v_self->_stack, __pyx_v_self->_code);
 if (unlikely(__pyx_t_5 == -1094648119105371.0 && PyErr_Occurred()))
 {__pyx_filename = __pyx_f[0]; __pyx_lineno = 119; __pyx_clineno =
 __LINE__; goto __pyx_L1_error;}
 +   ^
  gcc -fno-strict-aliasing -g -O2 -DNDEBUG -g -fwrapv -O3 -Wall -Wno-unused
 -fPIC -I/usr/local/src/sage-config/local/include -I/usr/local/src/sage-
 config/local/include/python2.7 -I/usr/local/src/sage-
 config/local/lib/python2.7/site-packages/numpy/core/include
 -I/usr/local/src/sage-config/src -I/usr/local/src/sage-config/src/sage/ext
 -I/usr/local/src/sage-config/src/build/cythonized -I/usr/local/src/sage-
 config/src/build/cythonized/sage/ext -I/usr/local/src/sage-
 config/local/include/python2.7 -c sage/ext/interpreters/interp_cdf.c -o
 build/temp.linux-x86_64-2.7/sage/ext/interpreters/interp_cdf.o -fno-
 strict-aliasing -fno-tree-dominator-opts
  gcc -pthread -shared -L/usr/local/src/sage-config/local/lib
 -Wl,-rpath,/usr/local/src/sage-config/local/lib -L/usr/local/src/sage-
 config/local/lib -Wl,-rpath,/usr/local/src/sage-config/local/lib
 build/temp.linux-x86_64-2.7/usr/local/src/sage-
 config/src/build/cythonized/sage/ext/interpreters/wrapper_cdf.o build/temp
 .linux-x86_64-2.7/sage/ext/interpreters/interp_cdf.o -L/usr/local/src
 /sage-config/local/lib -L/usr/local/src/sage-config/local/lib -lpython2.7
 -o build/lib.linux-x86_64-2.7/sage/ext/interpreters/wrapper_cdf.so
  [ 2/11] gcc -fno-strict-aliasing -g -O2 -DNDEBUG -g -fwrapv -O3 -Wall
 -Wno-unused -fPIC -I/usr/local/src/sage-config/local/include
 -I/usr/local/src/sage-config/local/include/python2.7 -I/usr/local/src
 /sage-config/local/lib/python2.7/site-packages/numpy/core/include
 -I/usr/local/src/sage-config/src -I/usr/local/src/sage-config/src/sage/ext
 -I/usr/local/src/sage-config/src/build/cythonized -I/usr/local/src/sage-
 config/src/build/cythonized/sage/ext -I/usr/local/src/sage-
 config/local/include/python2.7 -c /usr/local/src/sage-
 config/src/build/cythonized/sage/ext/interpreters/wrapper_el.c -o
 build/temp.linux-x86_64-2.7/usr/local/src/sage-
 config/src/build/cythonized/sage/ext/interpreters/wrapper_el.o -fno-
 strict-aliasing -fno-tree-dominator-opts
 @@ -197,6 +201,13 @@
  build/cythonized/sage/ext/interrupt/interrupt_api.h:18:0: note: this is
 the location of the previous definition
   #define _signals
 (*__pyx_api_vp_4sage_3ext_9interrupt_9interrupt__signals)
   ^
 +build/cythonized/sage/ext/interpreters/wrapper_el.c: In function
 ‘__pyx_pf_4sage_3ext_12interpreters_10wrapper_el_10Wrapper_el_4__call__’:
 +build/cythonized/sage/ext/interpreters/wrapper_el.c:2722:7: warning:
 implicit declaration of function ‘interp_el’ [-Wimplicit-function-
 declaration]
 +       __pyx_t_4 = interp_el(((PyListObject
 *)__pyx_v_mapped_args)->ob_item, __pyx_v_self->_constants,
 __pyx_v_self->_stack, ((PyObject *)__pyx_v_self->_domain),
 __pyx_v_self->_code); if (unlikely(!__pyx_t_4)) {__pyx_filename =
 __pyx_f[0]; __pyx_lineno = 76; __pyx_clineno = __LINE__; goto
 __pyx_L4_error;}
 +       ^
 +build/cythonized/sage/ext/interpreters/wrapper_el.c:2722:17: warning:
 assignment makes pointer from integer without a cast [enabled by default]
 +       __pyx_t_4 = interp_el(((PyListObject
 *)__pyx_v_mapped_args)->ob_item, __pyx_v_self->_constants,
 __pyx_v_self->_stack, ((PyObject *)__pyx_v_self->_domain),
 __pyx_v_self->_code); if (unlikely(!__pyx_t_4)) {__pyx_filename =
 __pyx_f[0]; __pyx_lineno = 76; __pyx_clineno = __LINE__; goto
 __pyx_L4_error;}
 +                 ^
  gcc -fno-strict-aliasing -g -O2 -DNDEBUG -g -fwrapv -O3 -Wall -Wno-unused
 -fPIC -I/usr/local/src/sage-config/local/include -I/usr/local/src/sage-
 config/local/include/python2.7 -I/usr/local/src/sage-
 config/local/lib/python2.7/site-packages/numpy/core/include
 -I/usr/local/src/sage-config/src -I/usr/local/src/sage-config/src/sage/ext
 -I/usr/local/src/sage-config/src/build/cythonized -I/usr/local/src/sage-
 config/src/build/cythonized/sage/ext -I/usr/local/src/sage-
 config/local/include/python2.7 -c sage/ext/interpreters/interp_el.c -o
 build/temp.linux-x86_64-2.7/sage/ext/interpreters/interp_el.o -fno-strict-
 aliasing -fno-tree-dominator-opts
  gcc -pthread -shared -L/usr/local/src/sage-config/local/lib
 -Wl,-rpath,/usr/local/src/sage-config/local/lib -L/usr/local/src/sage-
 config/local/lib -Wl,-rpath,/usr/local/src/sage-config/local/lib
 build/temp.linux-x86_64-2.7/usr/local/src/sage-
 config/src/build/cythonized/sage/ext/interpreters/wrapper_el.o build/temp
 .linux-x86_64-2.7/sage/ext/interpreters/interp_el.o -L/usr/local/src/sage-
 config/local/lib -L/usr/local/src/sage-config/local/lib -lpython2.7 -o
 build/lib.linux-x86_64-2.7/sage/ext/interpreters/wrapper_el.so
  [ 3/11] gcc -fno-strict-aliasing -g -O2 -DNDEBUG -g -fwrapv -O3 -Wall
 -Wno-unused -fPIC -I/usr/local/src/sage-config/local/include
 -I/usr/local/src/sage-config/local/include/python2.7 -I/usr/local/src
 /sage-config/local/lib/python2.7/site-packages/numpy/core/include
 -I/usr/local/src/sage-config/src -I/usr/local/src/sage-config/src/sage/ext
 -I/usr/local/src/sage-config/src/build/cythonized -I/usr/local/src/sage-
 config/src/build/cythonized/sage/ext -I/usr/local/src/sage-
 config/local/include/python2.7 -c /usr/local/src/sage-
 config/src/build/cythonized/sage/ext/interpreters/wrapper_py.c -o
 build/temp.linux-x86_64-2.7/usr/local/src/sage-
 config/src/build/cythonized/sage/ext/interpreters/wrapper_py.o -fno-
 strict-aliasing -fno-tree-dominator-opts
 @@ -208,6 +219,13 @@
  build/cythonized/sage/ext/interrupt/interrupt_api.h:18:0: note: this is
 the location of the previous definition
   #define _signals
 (*__pyx_api_vp_4sage_3ext_9interrupt_9interrupt__signals)
   ^
 +build/cythonized/sage/ext/interpreters/wrapper_py.c: In function
 ‘__pyx_pf_4sage_3ext_12interpreters_10wrapper_py_10Wrapper_py_4__call__’:
 +build/cythonized/sage/ext/interpreters/wrapper_py.c:1455:7: warning:
 implicit declaration of function ‘interp_py’ [-Wimplicit-function-
 declaration]
 +       __pyx_t_6 = interp_py(((PyTupleObject *)__pyx_v_args)->ob_item,
 __pyx_v_self->_constants, __pyx_v_self->_stack, __pyx_v_self->_code); if
 (unlikely(!__pyx_t_6)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 61;
 __pyx_clineno = __LINE__; goto __pyx_L4_error;}
 +       ^
 +build/cythonized/sage/ext/interpreters/wrapper_py.c:1455:17: warning:
 assignment makes pointer from integer without a cast [enabled by default]
 +       __pyx_t_6 = interp_py(((PyTupleObject *)__pyx_v_args)->ob_item,
 __pyx_v_self->_constants, __pyx_v_self->_stack, __pyx_v_self->_code); if
 (unlikely(!__pyx_t_6)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 61;
 __pyx_clineno = __LINE__; goto __pyx_L4_error;}
 +                 ^
  gcc -fno-strict-aliasing -g -O2 -DNDEBUG -g -fwrapv -O3 -Wall -Wno-unused
 -fPIC -I/usr/local/src/sage-config/local/include -I/usr/local/src/sage-
 config/local/include/python2.7 -I/usr/local/src/sage-
 config/local/lib/python2.7/site-packages/numpy/core/include
 -I/usr/local/src/sage-config/src -I/usr/local/src/sage-config/src/sage/ext
 -I/usr/local/src/sage-config/src/build/cythonized -I/usr/local/src/sage-
 config/src/build/cythonized/sage/ext -I/usr/local/src/sage-
 config/local/include/python2.7 -c sage/ext/interpreters/interp_py.c -o
 build/temp.linux-x86_64-2.7/sage/ext/interpreters/interp_py.o -fno-strict-
 aliasing -fno-tree-dominator-opts
  gcc -pthread -shared -L/usr/local/src/sage-config/local/lib
 -Wl,-rpath,/usr/local/src/sage-config/local/lib -L/usr/local/src/sage-
 config/local/lib -Wl,-rpath,/usr/local/src/sage-config/local/lib
 build/temp.linux-x86_64-2.7/usr/local/src/sage-
 config/src/build/cythonized/sage/ext/interpreters/wrapper_py.o build/temp
 .linux-x86_64-2.7/sage/ext/interpreters/interp_py.o -L/usr/local/src/sage-
 config/local/lib -L/usr/local/src/sage-config/local/lib -lpython2.7 -o
 build/lib.linux-x86_64-2.7/sage/ext/interpreters/wrapper_py.so
  [ 4/11] gcc -fno-strict-aliasing -g -O2 -DNDEBUG -g -fwrapv -O3 -Wall
 -Wno-unused -fPIC -I/usr/local/src/sage-config/local/include
 -I/usr/local/src/sage-config/local/include/python2.7 -I/usr/local/src
 /sage-config/local/lib/python2.7/site-packages/numpy/core/include
 -I/usr/local/src/sage-config/src -I/usr/local/src/sage-config/src/sage/ext
 -I/usr/local/src/sage-config/src/build/cythonized -I/usr/local/src/sage-
 config/src/build/cythonized/sage/ext -I/usr/local/src/sage-
 config/local/include/python2.7 -c /usr/local/src/sage-
 config/src/build/cythonized/sage/ext/interpreters/wrapper_rdf.c -o
 build/temp.linux-x86_64-2.7/usr/local/src/sage-
 config/src/build/cythonized/sage/ext/interpreters/wrapper_rdf.o -fno-
 strict-aliasing -fno-tree-dominator-opts
 @@ -219,6 +237,10 @@
  build/cythonized/sage/ext/interrupt/interrupt_api.h:18:0: note: this is
 the location of the previous definition
   #define _signals
 (*__pyx_api_vp_4sage_3ext_9interrupt_9interrupt__signals)
   ^
 +build/cythonized/sage/ext/interpreters/wrapper_rdf.c: In function
 ‘__pyx_pf_4sage_3ext_12interpreters_11wrapper_rdf_11Wrapper_rdf_4__call__’:
 +build/cythonized/sage/ext/interpreters/wrapper_rdf.c:1807:3: warning:
 implicit declaration of function ‘interp_rdf’ [-Wimplicit-function-
 declaration]
 +   __pyx_t_5 = interp_rdf(__pyx_v_c_args, __pyx_v_self->_constants,
 __pyx_v_self->_py_constants, __pyx_v_self->_stack, __pyx_v_self->_code);
 if (unlikely(__pyx_t_5 == -1094648009105371.0 && PyErr_Occurred()))
 {__pyx_filename = __pyx_f[0]; __pyx_lineno = 81; __pyx_clineno = __LINE__;
 goto __pyx_L1_error;}
 +   ^
  gcc -fno-strict-aliasing -g -O2 -DNDEBUG -g -fwrapv -O3 -Wall -Wno-unused
 -fPIC -I/usr/local/src/sage-config/local/include -I/usr/local/src/sage-
 config/local/include/python2.7 -I/usr/local/src/sage-
 config/local/lib/python2.7/site-packages/numpy/core/include
 -I/usr/local/src/sage-config/src -I/usr/local/src/sage-config/src/sage/ext
 -I/usr/local/src/sage-config/src/build/cythonized -I/usr/local/src/sage-
 config/src/build/cythonized/sage/ext -I/usr/local/src/sage-
 config/local/include/python2.7 -c sage/ext/interpreters/interp_rdf.c -o
 build/temp.linux-x86_64-2.7/sage/ext/interpreters/interp_rdf.o -fno-
 strict-aliasing -fno-tree-dominator-opts
  gcc -pthread -shared -L/usr/local/src/sage-config/local/lib
 -Wl,-rpath,/usr/local/src/sage-config/local/lib -L/usr/local/src/sage-
 config/local/lib -Wl,-rpath,/usr/local/src/sage-config/local/lib
 build/temp.linux-x86_64-2.7/usr/local/src/sage-
 config/src/build/cythonized/sage/ext/interpreters/wrapper_rdf.o build/temp
 .linux-x86_64-2.7/sage/ext/interpreters/interp_rdf.o -L/usr/local/src
 /sage-config/local/lib -L/usr/local/src/sage-config/local/lib -lgsl
 -lcblas -latlas -lpython2.7 -o build/lib.linux-
 x86_64-2.7/sage/ext/interpreters/wrapper_rdf.so
  [ 5/11] gcc -fno-strict-aliasing -g -O2 -DNDEBUG -g -fwrapv -O3 -Wall
 -Wno-unused -fPIC -I/usr/local/src/sage-config/local/include
 -I/usr/local/src/sage-config/local/include/python2.7 -I/usr/local/src
 /sage-config/local/lib/python2.7/site-packages/numpy/core/include
 -I/usr/local/src/sage-config/src -I/usr/local/src/sage-config/src/sage/ext
 -I/usr/local/src/sage-config/src/build/cythonized -I/usr/local/src/sage-
 config/src/build/cythonized/sage/ext -I/usr/local/src/sage-
 config/local/include/python2.7 -c /usr/local/src/sage-
 config/src/build/cythonized/sage/ext/interpreters/wrapper_rr.c -o
 build/temp.linux-x86_64-2.7/usr/local/src/sage-
 config/src/build/cythonized/sage/ext/interpreters/wrapper_rr.o -fno-
 strict-aliasing -fno-tree-dominator-opts
 @@ -230,6 +252,10 @@
  build/cythonized/sage/ext/interrupt/interrupt_api.h:18:0: note: this is
 the location of the previous definition
   #define _signals
 (*__pyx_api_vp_4sage_3ext_9interrupt_9interrupt__signals)
   ^
 +build/cythonized/sage/ext/interpreters/wrapper_rr.c: In function
 ‘__pyx_pf_4sage_3ext_12interpreters_10wrapper_rr_10Wrapper_rr_4__call__’:
 +build/cythonized/sage/ext/interpreters/wrapper_rr.c:3915:3: warning:
 implicit declaration of function ‘interp_rr’ [-Wimplicit-function-
 declaration]
 +   __pyx_t_2 = interp_rr(__pyx_v_c_args, __pyx_v_retval->value,
 __pyx_v_self->_constants, __pyx_v_self->_py_constants,
 __pyx_v_self->_stack, __pyx_v_self->_code, ((PyObject
 *)__pyx_v_self->_domain)); if (unlikely(__pyx_t_2 == 0 &&
 PyErr_Occurred())) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 117;
 __pyx_clineno = __LINE__; goto __pyx_L1_error;}
 +   ^
  gcc -fno-strict-aliasing -g -O2 -DNDEBUG -g -fwrapv -O3 -Wall -Wno-unused
 -fPIC -I/usr/local/src/sage-config/local/include -I/usr/local/src/sage-
 config/local/include/python2.7 -I/usr/local/src/sage-
 config/local/lib/python2.7/site-packages/numpy/core/include
 -I/usr/local/src/sage-config/src -I/usr/local/src/sage-config/src/sage/ext
 -I/usr/local/src/sage-config/src/build/cythonized -I/usr/local/src/sage-
 config/src/build/cythonized/sage/ext -I/usr/local/src/sage-
 config/local/include/python2.7 -c sage/ext/interpreters/interp_rr.c -o
 build/temp.linux-x86_64-2.7/sage/ext/interpreters/interp_rr.o -fno-strict-
 aliasing -fno-tree-dominator-opts
  gcc -pthread -shared -L/usr/local/src/sage-config/local/lib
 -Wl,-rpath,/usr/local/src/sage-config/local/lib -L/usr/local/src/sage-
 config/local/lib -Wl,-rpath,/usr/local/src/sage-config/local/lib
 build/temp.linux-x86_64-2.7/usr/local/src/sage-
 config/src/build/cythonized/sage/ext/interpreters/wrapper_rr.o build/temp
 .linux-x86_64-2.7/sage/ext/interpreters/interp_rr.o -L/usr/local/src/sage-
 config/local/lib -L/usr/local/src/sage-config/local/lib -lmpfr -lgmp
 -lpython2.7 -o build/lib.linux-
 x86_64-2.7/sage/ext/interpreters/wrapper_rr.so
  [ 6/11] gcc -fno-strict-aliasing -g -O2 -DNDEBUG -g -fwrapv -O3 -Wall
 -Wno-unused -fPIC -I/usr/local/src/sage-config/local/include
 -I/usr/local/src/sage-config/local/include/python2.7 -I/usr/local/src
 /sage-config/local/lib/python2.7/site-packages/numpy/core/include
 -I/usr/local/src/sage-config/src -I/usr/local/src/sage-config/src/sage/ext
 -I/usr/local/src/sage-config/src/build/cythonized -I/usr/local/src/sage-
 config/src/build/cythonized/sage/ext -I/usr/local/src/sage-
 config/local/include/python2.7 -c /usr/local/src/sage-
 config/src/build/cythonized/sage/plot/plot3d/parametric_surface.c -o
 build/temp.linux-x86_64-2.7/usr/local/src/sage-
 config/src/build/cythonized/sage/plot/plot3d/parametric_surface.o -fno-
 strict-aliasing -fno-tree-dominator-opts
 @@ -251,6 +277,10 @@
  build/cythonized/sage/ext/interrupt/interrupt_api.h:18:0: note: this is
 the location of the previous definition
   #define _signals
 (*__pyx_api_vp_4sage_3ext_9interrupt_9interrupt__signals)
   ^
 +build/cythonized/sage/ext/interpreters/wrapper_cdf.c: In function
 ‘__pyx_pf_4sage_3ext_12interpreters_11wrapper_cdf_11Wrapper_cdf_4__call__’:
 +build/cythonized/sage/ext/interpreters/wrapper_cdf.c:3755:3: warning:
 implicit declaration of function ‘interp_cdf’ [-Wimplicit-function-
 declaration]
 +   __pyx_t_5 = interp_cdf(__pyx_v_c_args, __pyx_v_self->_constants,
 __pyx_v_self->_py_constants, __pyx_v_self->_stack, __pyx_v_self->_code);
 if (unlikely(__pyx_t_5 == -1094648119105371.0 && PyErr_Occurred()))
 {__pyx_filename = __pyx_f[0]; __pyx_lineno = 119; __pyx_clineno =
 __LINE__; goto __pyx_L1_error;}
 +   ^
  gcc -fno-strict-aliasing -g -O2 -DNDEBUG -g -fwrapv -O3 -Wall -Wno-unused
 -fPIC -I/usr/local/src/sage-config/local/include -I/usr/local/src/sage-
 config/local/include/python2.7 -I/usr/local/src/sage-
 config/local/lib/python2.7/site-packages/numpy/core/include
 -I/usr/local/src/sage-config/src -I/usr/local/src/sage-config/src/sage/ext
 -I/usr/local/src/sage-config/src/build/cythonized -I/usr/local/src/sage-
 config/src/build/cythonized/sage/ext -I/usr/local/src/sage-
 config/local/include/python2.7 -c sage/ext/interpreters/interp_cdf.c -o
 build/temp.linux-x86_64-2.7/sage/ext/interpreters/interp_cdf.o -fno-
 strict-aliasing -fno-tree-dominator-opts
  gcc -pthread -shared -L/usr/local/src/sage-config/local/lib
 -Wl,-rpath,/usr/local/src/sage-config/local/lib -L/usr/local/src/sage-
 config/local/lib -Wl,-rpath,/usr/local/src/sage-config/local/lib
 build/temp.linux-x86_64-2.7/usr/local/src/sage-
 config/src/build/cythonized/sage/ext/interpreters/wrapper_cdf.o build/temp
 .linux-x86_64-2.7/sage/ext/interpreters/interp_cdf.o -L/usr/local/src
 /sage-config/local/lib -L/usr/local/src/sage-config/local/lib -lpython2.7
 -o build/lib.linux-x86_64-2.7/sage/ext/interpreters/wrapper_cdf.so
  [ 8/11] gcc -fno-strict-aliasing -g -O2 -DNDEBUG -g -fwrapv -O3 -Wall
 -Wno-unused -fPIC -I/usr/local/src/sage-config/local/include
 -I/usr/local/src/sage-config/local/include/python2.7 -I/usr/local/src
 /sage-config/local/lib/python2.7/site-packages/numpy/core/include
 -I/usr/local/src/sage-config/src -I/usr/local/src/sage-config/src/sage/ext
 -I/usr/local/src/sage-config/src/build/cythonized -I/usr/local/src/sage-
 config/src/build/cythonized/sage/ext -I/usr/local/src/sage-
 config/local/include/python2.7 -c /usr/local/src/sage-
 config/src/build/cythonized/sage/ext/interpreters/wrapper_el.c -o
 build/temp.linux-x86_64-2.7/usr/local/src/sage-
 config/src/build/cythonized/sage/ext/interpreters/wrapper_el.o -fno-
 strict-aliasing -fno-tree-dominator-opts
 @@ -262,6 +292,13 @@
  build/cythonized/sage/ext/interrupt/interrupt_api.h:18:0: note: this is
 the location of the previous definition
   #define _signals
 (*__pyx_api_vp_4sage_3ext_9interrupt_9interrupt__signals)
   ^
 +build/cythonized/sage/ext/interpreters/wrapper_el.c: In function
 ‘__pyx_pf_4sage_3ext_12interpreters_10wrapper_el_10Wrapper_el_4__call__’:
 +build/cythonized/sage/ext/interpreters/wrapper_el.c:2722:7: warning:
 implicit declaration of function ‘interp_el’ [-Wimplicit-function-
 declaration]
 +       __pyx_t_4 = interp_el(((PyListObject
 *)__pyx_v_mapped_args)->ob_item, __pyx_v_self->_constants,
 __pyx_v_self->_stack, ((PyObject *)__pyx_v_self->_domain),
 __pyx_v_self->_code); if (unlikely(!__pyx_t_4)) {__pyx_filename =
 __pyx_f[0]; __pyx_lineno = 76; __pyx_clineno = __LINE__; goto
 __pyx_L4_error;}
 +       ^
 +build/cythonized/sage/ext/interpreters/wrapper_el.c:2722:17: warning:
 assignment makes pointer from integer without a cast [enabled by default]
 +       __pyx_t_4 = interp_el(((PyListObject
 *)__pyx_v_mapped_args)->ob_item, __pyx_v_self->_constants,
 __pyx_v_self->_stack, ((PyObject *)__pyx_v_self->_domain),
 __pyx_v_self->_code); if (unlikely(!__pyx_t_4)) {__pyx_filename =
 __pyx_f[0]; __pyx_lineno = 76; __pyx_clineno = __LINE__; goto
 __pyx_L4_error;}
 +                 ^
  gcc -fno-strict-aliasing -g -O2 -DNDEBUG -g -fwrapv -O3 -Wall -Wno-unused
 -fPIC -I/usr/local/src/sage-config/local/include -I/usr/local/src/sage-
 config/local/include/python2.7 -I/usr/local/src/sage-
 config/local/lib/python2.7/site-packages/numpy/core/include
 -I/usr/local/src/sage-config/src -I/usr/local/src/sage-config/src/sage/ext
 -I/usr/local/src/sage-config/src/build/cythonized -I/usr/local/src/sage-
 config/src/build/cythonized/sage/ext -I/usr/local/src/sage-
 config/local/include/python2.7 -c sage/ext/interpreters/interp_el.c -o
 build/temp.linux-x86_64-2.7/sage/ext/interpreters/interp_el.o -fno-strict-
 aliasing -fno-tree-dominator-opts
  gcc -pthread -shared -L/usr/local/src/sage-config/local/lib
 -Wl,-rpath,/usr/local/src/sage-config/local/lib -L/usr/local/src/sage-
 config/local/lib -Wl,-rpath,/usr/local/src/sage-config/local/lib
 build/temp.linux-x86_64-2.7/usr/local/src/sage-
 config/src/build/cythonized/sage/ext/interpreters/wrapper_el.o build/temp
 .linux-x86_64-2.7/sage/ext/interpreters/interp_el.o -L/usr/local/src/sage-
 config/local/lib -L/usr/local/src/sage-config/local/lib -lpython2.7 -o
 build/lib.linux-x86_64-2.7/sage/ext/interpreters/wrapper_el.so
  [ 9/11] gcc -fno-strict-aliasing -g -O2 -DNDEBUG -g -fwrapv -O3 -Wall
 -Wno-unused -fPIC -I/usr/local/src/sage-config/local/include
 -I/usr/local/src/sage-config/local/include/python2.7 -I/usr/local/src
 /sage-config/local/lib/python2.7/site-packages/numpy/core/include
 -I/usr/local/src/sage-config/src -I/usr/local/src/sage-config/src/sage/ext
 -I/usr/local/src/sage-config/src/build/cythonized -I/usr/local/src/sage-
 config/src/build/cythonized/sage/ext -I/usr/local/src/sage-
 config/local/include/python2.7 -c /usr/local/src/sage-
 config/src/build/cythonized/sage/ext/interpreters/wrapper_py.c -o
 build/temp.linux-x86_64-2.7/usr/local/src/sage-
 config/src/build/cythonized/sage/ext/interpreters/wrapper_py.o -fno-
 strict-aliasing -fno-tree-dominator-opts
 @@ -273,6 +310,13 @@
  build/cythonized/sage/ext/interrupt/interrupt_api.h:18:0: note: this is
 the location of the previous definition
   #define _signals
 (*__pyx_api_vp_4sage_3ext_9interrupt_9interrupt__signals)
   ^
 +build/cythonized/sage/ext/interpreters/wrapper_py.c: In function
 ‘__pyx_pf_4sage_3ext_12interpreters_10wrapper_py_10Wrapper_py_4__call__’:
 +build/cythonized/sage/ext/interpreters/wrapper_py.c:1455:7: warning:
 implicit declaration of function ‘interp_py’ [-Wimplicit-function-
 declaration]
 +       __pyx_t_6 = interp_py(((PyTupleObject *)__pyx_v_args)->ob_item,
 __pyx_v_self->_constants, __pyx_v_self->_stack, __pyx_v_self->_code); if
 (unlikely(!__pyx_t_6)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 61;
 __pyx_clineno = __LINE__; goto __pyx_L4_error;}
 +       ^
 +build/cythonized/sage/ext/interpreters/wrapper_py.c:1455:17: warning:
 assignment makes pointer from integer without a cast [enabled by default]
 +       __pyx_t_6 = interp_py(((PyTupleObject *)__pyx_v_args)->ob_item,
 __pyx_v_self->_constants, __pyx_v_self->_stack, __pyx_v_self->_code); if
 (unlikely(!__pyx_t_6)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 61;
 __pyx_clineno = __LINE__; goto __pyx_L4_error;}
 +                 ^
  gcc -fno-strict-aliasing -g -O2 -DNDEBUG -g -fwrapv -O3 -Wall -Wno-unused
 -fPIC -I/usr/local/src/sage-config/local/include -I/usr/local/src/sage-
 config/local/include/python2.7 -I/usr/local/src/sage-
 config/local/lib/python2.7/site-packages/numpy/core/include
 -I/usr/local/src/sage-config/src -I/usr/local/src/sage-config/src/sage/ext
 -I/usr/local/src/sage-config/src/build/cythonized -I/usr/local/src/sage-
 config/src/build/cythonized/sage/ext -I/usr/local/src/sage-
 config/local/include/python2.7 -c sage/ext/interpreters/interp_py.c -o
 build/temp.linux-x86_64-2.7/sage/ext/interpreters/interp_py.o -fno-strict-
 aliasing -fno-tree-dominator-opts
  gcc -pthread -shared -L/usr/local/src/sage-config/local/lib
 -Wl,-rpath,/usr/local/src/sage-config/local/lib -L/usr/local/src/sage-
 config/local/lib -Wl,-rpath,/usr/local/src/sage-config/local/lib
 build/temp.linux-x86_64-2.7/usr/local/src/sage-
 config/src/build/cythonized/sage/ext/interpreters/wrapper_py.o build/temp
 .linux-x86_64-2.7/sage/ext/interpreters/interp_py.o -L/usr/local/src/sage-
 config/local/lib -L/usr/local/src/sage-config/local/lib -lpython2.7 -o
 build/lib.linux-x86_64-2.7/sage/ext/interpreters/wrapper_py.so
  [10/11] gcc -fno-strict-aliasing -g -O2 -DNDEBUG -g -fwrapv -O3 -Wall
 -Wno-unused -fPIC -I/usr/local/src/sage-config/local/include
 -I/usr/local/src/sage-config/local/include/python2.7 -I/usr/local/src
 /sage-config/local/lib/python2.7/site-packages/numpy/core/include
 -I/usr/local/src/sage-config/src -I/usr/local/src/sage-config/src/sage/ext
 -I/usr/local/src/sage-config/src/build/cythonized -I/usr/local/src/sage-
 config/src/build/cythonized/sage/ext -I/usr/local/src/sage-
 config/local/include/python2.7 -c /usr/local/src/sage-
 config/src/build/cythonized/sage/ext/interpreters/wrapper_rdf.c -o
 build/temp.linux-x86_64-2.7/usr/local/src/sage-
 config/src/build/cythonized/sage/ext/interpreters/wrapper_rdf.o -fno-
 strict-aliasing -fno-tree-dominator-opts
 @@ -284,6 +328,10 @@
  build/cythonized/sage/ext/interrupt/interrupt_api.h:18:0: note: this is
 the location of the previous definition
   #define _signals
 (*__pyx_api_vp_4sage_3ext_9interrupt_9interrupt__signals)
   ^
 +build/cythonized/sage/ext/interpreters/wrapper_rdf.c: In function
 ‘__pyx_pf_4sage_3ext_12interpreters_11wrapper_rdf_11Wrapper_rdf_4__call__’:
 +build/cythonized/sage/ext/interpreters/wrapper_rdf.c:1807:3: warning:
 implicit declaration of function ‘interp_rdf’ [-Wimplicit-function-
 declaration]
 +   __pyx_t_5 = interp_rdf(__pyx_v_c_args, __pyx_v_self->_constants,
 __pyx_v_self->_py_constants, __pyx_v_self->_stack, __pyx_v_self->_code);
 if (unlikely(__pyx_t_5 == -1094648009105371.0 && PyErr_Occurred()))
 {__pyx_filename = __pyx_f[0]; __pyx_lineno = 81; __pyx_clineno = __LINE__;
 goto __pyx_L1_error;}
 +   ^
  gcc -fno-strict-aliasing -g -O2 -DNDEBUG -g -fwrapv -O3 -Wall -Wno-unused
 -fPIC -I/usr/local/src/sage-config/local/include -I/usr/local/src/sage-
 config/local/include/python2.7 -I/usr/local/src/sage-
 config/local/lib/python2.7/site-packages/numpy/core/include
 -I/usr/local/src/sage-config/src -I/usr/local/src/sage-config/src/sage/ext
 -I/usr/local/src/sage-config/src/build/cythonized -I/usr/local/src/sage-
 config/src/build/cythonized/sage/ext -I/usr/local/src/sage-
 config/local/include/python2.7 -c sage/ext/interpreters/interp_rdf.c -o
 build/temp.linux-x86_64-2.7/sage/ext/interpreters/interp_rdf.o -fno-
 strict-aliasing -fno-tree-dominator-opts
  gcc -pthread -shared -L/usr/local/src/sage-config/local/lib
 -Wl,-rpath,/usr/local/src/sage-config/local/lib -L/usr/local/src/sage-
 config/local/lib -Wl,-rpath,/usr/local/src/sage-config/local/lib
 build/temp.linux-x86_64-2.7/usr/local/src/sage-
 config/src/build/cythonized/sage/ext/interpreters/wrapper_rdf.o build/temp
 .linux-x86_64-2.7/sage/ext/interpreters/interp_rdf.o -L/usr/local/src
 /sage-config/local/lib -L/usr/local/src/sage-config/local/lib -lgsl
 -lcblas -latlas -lpython2.7 -o build/lib.linux-
 x86_64-2.7/sage/ext/interpreters/wrapper_rdf.so
  [11/11] gcc -fno-strict-aliasing -g -O2 -DNDEBUG -g -fwrapv -O3 -Wall
 -Wno-unused -fPIC -I/usr/local/src/sage-config/local/include
 -I/usr/local/src/sage-config/local/include/python2.7 -I/usr/local/src
 /sage-config/local/lib/python2.7/site-packages/numpy/core/include
 -I/usr/local/src/sage-config/src -I/usr/local/src/sage-config/src/sage/ext
 -I/usr/local/src/sage-config/src/build/cythonized -I/usr/local/src/sage-
 config/src/build/cythonized/sage/ext -I/usr/local/src/sage-
 config/local/include/python2.7 -c /usr/local/src/sage-
 config/src/build/cythonized/sage/ext/interpreters/wrapper_rr.c -o
 build/temp.linux-x86_64-2.7/usr/local/src/sage-
 config/src/build/cythonized/sage/ext/interpreters/wrapper_rr.o -fno-
 strict-aliasing -fno-tree-dominator-opts
 @@ -295,9 +343,14 @@
  build/cythonized/sage/ext/interrupt/interrupt_api.h:18:0: note: this is
 the location of the previous definition
   #define _signals
 (*__pyx_api_vp_4sage_3ext_9interrupt_9interrupt__signals)
   ^
 +build/cythonized/sage/ext/interpreters/wrapper_rr.c: In function
 ‘__pyx_pf_4sage_3ext_12interpreters_10wrapper_rr_10Wrapper_rr_4__call__’:
 +build/cythonized/sage/ext/interpreters/wrapper_rr.c:3915:3: warning:
 implicit declaration of function ‘interp_rr’ [-Wimplicit-function-
 declaration]
 +   __pyx_t_2 = interp_rr(__pyx_v_c_args, __pyx_v_retval->value,
 __pyx_v_self->_constants, __pyx_v_self->_py_constants,
 __pyx_v_self->_stack, __pyx_v_self->_code, ((PyObject
 *)__pyx_v_self->_domain)); if (unlikely(__pyx_t_2 == 0 &&
 PyErr_Occurred())) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 117;
 __pyx_clineno = __LINE__; goto __pyx_L1_error;}
 +   ^
  gcc -fno-strict-aliasing -g -O2 -DNDEBUG -g -fwrapv -O3 -Wall -Wno-unused
 -fPIC -I/usr/local/src/sage-config/local/include -I/usr/local/src/sage-
 config/local/include/python2.7 -I/usr/local/src/sage-
 config/local/lib/python2.7/site-packages/numpy/core/include
 -I/usr/local/src/sage-config/src -I/usr/local/src/sage-config/src/sage/ext
 -I/usr/local/src/sage-config/src/build/cythonized -I/usr/local/src/sage-
 config/src/build/cythonized/sage/ext -I/usr/local/src/sage-
 config/local/include/python2.7 -c sage/ext/interpreters/interp_rr.c -o
 build/temp.linux-x86_64-2.7/sage/ext/interpreters/interp_rr.o -fno-strict-
 aliasing -fno-tree-dominator-opts
 -Time to execute 11 commands: 1.71 seconds.
 -Total time spent compiling C/C++ extensions: 1.77 seconds.
 +gcc -pthread -shared -L/usr/local/src/sage-config/local/lib
 -Wl,-rpath,/usr/local/src/sage-config/local/lib -L/usr/local/src/sage-
 config/local/lib -Wl,-rpath,/usr/local/src/sage-config/local/lib
 build/temp.linux-x86_64-2.7/usr/local/src/sage-
 config/src/build/cythonized/sage/ext/interpreters/wrapper_rr.o build/temp
 .linux-x86_64-2.7/sage/ext/interpreters/interp_rr.o -L/usr/local/src/sage-
 config/local/lib -L/usr/local/src/sage-config/local/lib -lmpfr -lgmp
 -lpython2.7 -o build/lib.linux-
 x86_64-2.7/sage/ext/interpreters/wrapper_rr.so
 +Time to execute 11 commands: 1.51 seconds.
 +Total time spent compiling C/C++ extensions: 1.57 seconds.
  running install_lib
  copying build/lib.linux-x86_64-2.7/sage/plot/plot3d/parametric_surface.so
 -> /usr/local/src/sage-config/local/lib/python2.7/site-
 packages/sage/plot/plot3d
  copying build/lib.linux-x86_64-2.7/sage/ext/interpreters/wrapper_cdf.so
 -> /usr/local/src/sage-config/local/lib/python2.7/site-
 packages/sage/ext/interpreters
 }}}

--
Ticket URL: <http://trac.sagemath.org/ticket/19868#comment:21>
Sage <http://www.sagemath.org>
Sage: Creating a Viable Open Source Alternative to Magma, Maple, Mathematica, 
and MATLAB

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