g++-5 compiler error w/ opencv core files (AVX)

[headupinclouds]

https://travis-ci.org/elucideye/drishti_hunter_test/jobs/382193510

    [ 32%] Building CXX object modules/core/CMakeFiles/opencv_core.dir/mathfuncs_core.avx2.cpp.o
    cd /home/travis/.hunter/_Base/758836c/f49624c/0eb77cb/Build/OpenCV/Build/OpenCV-Release-prefix/src/OpenCV-Release-build/modules/core && /usr/bin/ccache /usr/bin/g++-5  -DOPENCV_WITH_ITT=1 -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -DCV_CPU_COMPILE_AVX2=1 -DCV_CPU_COMPILE_AVX=1 -DCV_CPU_COMPILE_FMA3=1 -DCV_CPU_COMPILE_FP16=1 -DCV_CPU_COMPILE_POPCNT=1 -DCV_CPU_COMPILE_SSE4_1=1 -DCV_CPU_COMPILE_SSE4_2=1 -DCV_CPU_COMPILE_SSSE3=1 -DCV_CPU_DISPATCH_MODE=AVX2 -I/home/travis/.hunter/_Base/758836c/f49624c/0eb77cb/Build/OpenCV/Build/OpenCV-Release-prefix/src/OpenCV-Release-build/3rdparty/ippicv/ippicv_lnx/include -I/home/travis/.hunter/_Base/758836c/f49624c/0eb77cb/Build/OpenCV/Build/OpenCV-Release-prefix/src/OpenCV-Release-build/3rdparty/ippicv/ippiw_lnx/include -isystem /home/travis/.hunter/_Base/758836c/f49624c/0eb77cb/Build/OpenCV/Build/OpenCV-Release-prefix/src/OpenCV-Release-build -I/home/travis/.hunter/_Base/758836c/f49624c/0eb77cb/Build/OpenCV/Source/modules/core/include -I/home/travis/.hunter/_Base/758836c/f49624c/0eb77cb/Build/OpenCV/Source/modules/core/src -I/home/travis/.hunter/_Base/758836c/f49624c/0eb77cb/Build/OpenCV/Build/OpenCV-Release-prefix/src/OpenCV-Release-build/modules/core -isystem /home/travis/.hunter/_Base/758836c/f49624c/0eb77cb/Install/include -I/home/travis/.hunter/_Base/758836c/f49624c/0eb77cb/Build/OpenCV/Source/3rdparty/include/opencl/1.2 -I/home/travis/.hunter/_Base/758836c/f49624c/0eb77cb/Build/OpenCV/Source/3rdparty/ittnotify/include  -fvisibility-inlines-hidden -fvisibility=hidden -fdata-sections -ffunction-sections -fPIC -std=c++11   -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -fdiagnostics-show-option -Wno-long-long -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections  -msse -msse2 -msse3 -O3 -DNDEBUG  -DNDEBUG -flto -fno-fat-lto-objects -fPIC    -mssse3 -msse4.1 -mpopcnt -msse4.2 -mf16c -mfma -mavx -mavx2 -o CMakeFiles/opencv_core.dir/mathfuncs_core.avx2.cpp.o -c /home/travis/.hunter/_Base/758836c/f49624c/0eb77cb/Build/OpenCV/Build/OpenCV-Release-prefix/src/OpenCV-Release-build/modules/core/mathfuncs_core.avx2.cpp
    [ 33%] Building CXX object modules/core/CMakeFiles/opencv_core.dir/stat.avx2.cpp.o
    cd /home/travis/.hunter/_Base/758836c/f49624c/0eb77cb/Build/OpenCV/Build/OpenCV-Release-prefix/src/OpenCV-Release-build/modules/core && /usr/bin/ccache /usr/bin/g++-5  -DOPENCV_WITH_ITT=1 -D_USE_MATH_DEFINES -D__OPENCV_BUILD=1 -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -DCV_CPU_COMPILE_AVX2=1 -DCV_CPU_COMPILE_AVX=1 -DCV_CPU_COMPILE_FMA3=1 -DCV_CPU_COMPILE_FP16=1 -DCV_CPU_COMPILE_POPCNT=1 -DCV_CPU_COMPILE_SSE4_1=1 -DCV_CPU_COMPILE_SSE4_2=1 -DCV_CPU_COMPILE_SSSE3=1 -DCV_CPU_DISPATCH_MODE=AVX2 -I/home/travis/.hunter/_Base/758836c/f49624c/0eb77cb/Build/OpenCV/Build/OpenCV-Release-prefix/src/OpenCV-Release-build/3rdparty/ippicv/ippicv_lnx/include -I/home/travis/.hunter/_Base/758836c/f49624c/0eb77cb/Build/OpenCV/Build/OpenCV-Release-prefix/src/OpenCV-Release-build/3rdparty/ippicv/ippiw_lnx/include -isystem /home/travis/.hunter/_Base/758836c/f49624c/0eb77cb/Build/OpenCV/Build/OpenCV-Release-prefix/src/OpenCV-Release-build -I/home/travis/.hunter/_Base/758836c/f49624c/0eb77cb/Build/OpenCV/Source/modules/core/include -I/home/travis/.hunter/_Base/758836c/f49624c/0eb77cb/Build/OpenCV/Source/modules/core/src -I/home/travis/.hunter/_Base/758836c/f49624c/0eb77cb/Build/OpenCV/Build/OpenCV-Release-prefix/src/OpenCV-Release-build/modules/core -isystem /home/travis/.hunter/_Base/758836c/f49624c/0eb77cb/Install/include -I/home/travis/.hunter/_Base/758836c/f49624c/0eb77cb/Build/OpenCV/Source/3rdparty/include/opencl/1.2 -I/home/travis/.hunter/_Base/758836c/f49624c/0eb77cb/Build/OpenCV/Source/3rdparty/ittnotify/include  -fvisibility-inlines-hidden -fvisibility=hidden -fdata-sections -ffunction-sections -fPIC -std=c++11   -fsigned-char -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wuninitialized -Winit-self -Wno-narrowing -Wno-delete-non-virtual-dtor -Wno-comment -fdiagnostics-show-option -Wno-long-long -pthread -fomit-frame-pointer -ffunction-sections -fdata-sections  -msse -msse2 -msse3 -O3 -DNDEBUG  -DNDEBUG -flto -fno-fat-lto-objects -fPIC    -mssse3 -msse4.1 -mpopcnt -msse4.2 -mf16c -mfma -mavx -mavx2 -o CMakeFiles/opencv_core.dir/stat.avx2.cpp.o -c /home/travis/.hunter/_Base/758836c/f49624c/0eb77cb/Build/OpenCV/Build/OpenCV-Release-prefix/src/OpenCV-Release-build/modules/core/stat.avx2.cpp
    g++-5: internal compiler error: Killed (program cc1plus)
    Please submit a full bug report,
    with preprocessed source if appropriate.
    See <file:///usr/share/doc/gcc-5/README.Bugs> for instructions.
    make[8]: *** [modules/core/CMakeFiles/opencv_core.dir/src/array.cpp.o] Error 4
    make[8]: *** Waiting for unfinished jobs....
    g++-5: internal compiler error: Killed (program cc1plus)
    Please submit a full bug report,
    with preprocessed source if appropriate.
    See <file:///usr/share/doc/gcc-5/README.Bugs> for instructions.
    make[8]: *** [modules/core/CMakeFiles/opencv_core.dir/src/algorithm.cpp.o] Error 4
    g++-5: internal compiler error: Killed (program cc1plus)
    Please submit a full bug report,
    with preprocessed source if appropriate.
    See <file:///usr/share/doc/gcc-5/README.Bugs> for instructions.
    make[8]: *** [modules/core/CMakeFiles/opencv_core.dir/src/alloc.cpp.o] Error 4
    g++-5: internal compiler error: Killed (program cc1plus)
    Please submit a full bug report,
    with preprocessed source if appropriate.
    See <file:///usr/share/doc/gcc-5/README.Bugs> for instructions.
    make[8]: *** [modules/core/CMakeFiles/opencv_core.dir/src/directx.cpp.o] Error 4
    g++-5: internal compiler error: Killed (program cc1plus)
    Please submit a full bug report,
    with preprocessed source if appropriate.
    See <file:///usr/share/doc/gcc-5/README.Bugs> for instructions.
    make[8]: *** [modules/core/CMakeFiles/opencv_core.dir/src/command_line_parser.cpp.o] Error 4