[SciPy-dev] cgemv test failure

[Arnd Baecker]

Hi,

on 64 Bit I get with 0.5.0.2000:

======================================================================
FAIL: check_x_stride_transpose (scipy.linalg.tests.test_fblas.test_cgemv)
----------------------------------------------------------------------
Traceback (most recent call last):
  File
"/home/abaecker/BUILDS3/BuildDir/inst_numpy/lib/python2.4/site-packages/scipy/linalg/tests/test_fblas.py",
line 348, in check_x_stride_transpose
    assert_array_almost_equal(desired_y,y)
  File
"/home/abaecker/BUILDS3/BuildDir/inst_numpy/lib/python2.4/site-packages/numpy/testing/utils.py",
line 222, in assert_array_almost_equal
    header='Arrays are not almost equal')
  File
"/home/abaecker/BUILDS3/BuildDir/inst_numpy/lib/python2.4/site-packages/numpy/testing/utils.py",
line 207, in assert_array_compare
    assert cond, msg
AssertionError:
Arrays are not almost equal

(mismatch 33.3333333333%)
 x: array([ 12.88130569-12.88130569j, -13.69222832+15.69222832j,
       -12.8252039 +16.82520294j], dtyp
 y: array([ 12.88130569-12.88130569j, -13.69222832+15.69222832j,
       -12.8252039 +16.82520485j], dtyp

The only warnings related to cgemv during the build were:
gcc: Lib/linsolve/SuperLU/SRC/cpanel_bmod.c
Lib/linsolve/SuperLU/SRC/cpanel_bmod.c:31: warning: function declaration
isn't a prototype
Lib/linsolve/SuperLU/SRC/cpanel_bmod.c: In function `cpanel_bmod':
Lib/linsolve/SuperLU/SRC/cpanel_bmod.c:229: warning: implicit declaration
of function `ctrsv_'
Lib/linsolve/SuperLU/SRC/cpanel_bmod.c:276: warning: implicit declaration
of function `cgemv_'
gcc: Lib/linsolve/SuperLU/SRC/csnode_bmod.c



The only pointer warnings during the build were:

compile options: '-DATLAS_INFO="\"3.7.11\"" -I/scr/python/include
-Ibuild/src.linux-x86_64-2.4
-I/home/abaecker/BUILDS3/BuildDir/inst_numpy/lib/python2.4/site-packages/numpy/core/include
-I/scr/python/include/python2.4 -c'
gcc:
build/src.linux-x86_64-2.4/build/src.linux-x86_64-2.4/scipy/linalg/flapackmodule.c
build/src.linux-x86_64-2.4/build/src.linux-x86_64-2.4/scipy/linalg/flapackmodule.c:
In function `f2py_rout_flapack_cheev':
build/src.linux-x86_64-2.4/build/src.linux-x86_64-2.4/scipy/linalg/flapackmodule.c:9761:
warning: passing arg 6 of pointer to function from incompatible pointer
type
build/src.linux-x86_64-2.4/build/src.linux-x86_64-2.4/scipy/linalg/flapackmodule.c:
In function `f2py_rout_flapack_zheev':
build/src.linux-x86_64-2.4/build/src.linux-x86_64-2.4/scipy/linalg/flapackmodule.c:9945:
warning: passing arg 6 of pointer to function from incompatible pointer
type
/scr/python/bin/g77 -shared
build/temp.linux-x86_64-2.4/build/src.linux-x86_64-2.4/build/src.linux-x86_64-2.4/scipy/linalg/flapackmodule.o
build/temp.linux-x86_64-2.4/build/src.linux-x86_64-2.4/fortranobject.o
-L/scr/python/lib64 -Lbuild/temp.linux-x86_64-2.4 -llapack -lptf77blas
-lptcblas -latlas -lg2c -o
build/lib.linux-x86_64-2.4/scipy/linalg/flapack.so
building 'scipy.linalg.clapack' extension
compiling C sources
C compiler: gcc -pthread -fno-strict-aliasing -DNDEBUG -g -O3 -Wall -fPIC


Best, Arnd