#2 idx_sqrt2 unit test fails for trunk r1408

[RHH]

1) test: idxops_test2::idx_sqrt2 (F) line: 33 /home/rhh/Downloads/eblearn/tools/tester/src/idxops_test2.cpp
assertion failed
- Expression: false

Operating system is Fedora 13 64-bit with the following packages installed:
-- The C compiler identification is GNU
-- The CXX compiler identification is GNU
-- Check for working C compiler: /usr/bin/gcc
-- Check for working C compiler: /usr/bin/gcc -- works
-- Detecting C compiler ABI info
-- Detecting C compiler ABI info - done
-- Check for working CXX compiler: /usr/bin/c++
-- Check for working CXX compiler: /usr/bin/c++ -- works
-- Detecting CXX compiler ABI info
-- Detecting CXX compiler ABI info - done
-- Data path for testing is: /home/rhh/Downloads/eblearn/core/../tools/data
-- Target OS is Linux (64 bits)
-- Checking for [mkl - guide - pthread]
-- Checking for [mkl - guide - pthread] -- includes not found
-- Checking for [mkl_ia32 - guide - pthread]
-- Checking for [mkl_ia32 - guide - pthread] -- includes not found
-- Checking for [mkl_em64t - guide - pthread]
-- Checking for [mkl_em64t - guide - pthread] -- includes not found
-- Checking for [cblas]
-- Checking for [cblas] -- includes not found
-- Checking for [cblas]
-- Checking for [cblas] -- includes found: /usr/include
-- Checking for [cblas] -- libraries found: /usr/lib64/atlas/libcblas.so
__ WARNING: Intel IPP not found, install to speed up (optional).
-- Found ImageMagick: TRUE
-- ImageMagick convert: /usr/bin/convert
-- ImageMagick Found.
-- checking for module 'ImageMagick++'
-- found ImageMagick++, version 6.5.8
-- Magick++ includes: /usr/include/ImageMagick
-- Magick++ library: /usr/lib64/libMagick++.so
-- Magick++ Found.
-- Found MPI: /usr/lib64/mpich2/lib/libmpichcxx.so
-- MPI includes: /usr/include/mpich2-x86_64
-- MPI library: /usr/lib64/mpich2/lib/libmpichcxx.so;/usr/lib64/mpich2/lib/libmpich.so;/usr/lib64/mpich2/lib/libopa.a;/usr/lib64/libpthread.so;/usr/lib64/librt.so
-- MPI Found.
-- Compilation flags: -D__LINUX__ -pthread -D__CBLAS__ -D__IMAGEMAGICK__ -D__MAGICKPP__ -D__MPI__
-- Configuring done
-- Generating done
-- Build files have been written to: /home/rhh/Downloads/eblearn/core/build/Release
make[1]: Entering directory `/home/rhh/Downloads/eblearn/core/build/Release'
make[2]: Entering directory `/home/rhh/Downloads/eblearn/core/build/Release'
make[3]: Entering directory `/home/rhh/Downloads/eblearn/core/build/Release'
Scanning dependencies of target idx
make[3]: Leaving directory `/home/rhh/Downloads/eblearn/core/build/Release'
make[3]: Entering directory `/home/rhh/Downloads/eblearn/core/build/Release'