Determining if the function dotprod exists in the FEC failed with the following output:
Change Dir: /usr/lfs/v0/rc-buildroot-test/scripts/instance-0/output/build/libcorrect-ce6c17f1f988765ae3695315d7cce1f2a2e6cf0d/CMakeFiles/CMakeTmp

Run Build Command:"/usr/bin/gmake" "cmTC_a50f3/fast"
gmake[1]: Entering directory `/usr/lfs/v0/rc-buildroot-test/scripts/instance-0/output/build/libcorrect-ce6c17f1f988765ae3695315d7cce1f2a2e6cf0d/CMakeFiles/CMakeTmp'
/usr/bin/gmake -f CMakeFiles/cmTC_a50f3.dir/build.make CMakeFiles/cmTC_a50f3.dir/build
gmake[2]: Entering directory `/usr/lfs/v0/rc-buildroot-test/scripts/instance-0/output/build/libcorrect-ce6c17f1f988765ae3695315d7cce1f2a2e6cf0d/CMakeFiles/CMakeTmp'
Building C object CMakeFiles/cmTC_a50f3.dir/CheckFunctionExists.c.o
/usr/lfs/v0/rc-buildroot-test/scripts/instance-0/output/host/bin/nios2-linux-gnu-gcc --sysroot=/usr/lfs/v0/rc-buildroot-test/scripts/instance-0/output/host/nios2-buildroot-linux-gnu/sysroot   -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -g2 -fPIC -std=c99 -Wall -Wpedantic -g3 -O0 -fsanitize=address -DCHECK_FUNCTION_EXISTS=dotprod   -o CMakeFiles/cmTC_a50f3.dir/CheckFunctionExists.c.o   -c /usr/lfs/v0/rc-buildroot-test/scripts/instance-0/output/host/share/cmake-3.8/Modules/CheckFunctionExists.c
cc1: warning: -fsanitize=address not supported for this target
Linking C executable cmTC_a50f3
/usr/lfs/v0/rc-buildroot-test/scripts/instance-0/output/host/bin/cmake -E cmake_link_script CMakeFiles/cmTC_a50f3.dir/link.txt --verbose=1
/usr/lfs/v0/rc-buildroot-test/scripts/instance-0/output/host/bin/nios2-linux-gnu-gcc --sysroot=/usr/lfs/v0/rc-buildroot-test/scripts/instance-0/output/host/nios2-buildroot-linux-gnu/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -g2 -fPIC -std=c99 -Wall -Wpedantic -g3 -O0 -fsanitize=address -DCHECK_FUNCTION_EXISTS=dotprod    -rdynamic CMakeFiles/cmTC_a50f3.dir/CheckFunctionExists.c.o  -o cmTC_a50f3 -lFEC 
/usr/lfs/v0/rc-buildroot-test/scripts/instance-0/output/host/opt/ext-toolchain/bin/../lib/gcc/nios2-linux-gnu/7.3.1/../../../../nios2-linux-gnu/bin/ld: cannot find libasan_preinit.o: No such file or directory
/usr/lfs/v0/rc-buildroot-test/scripts/instance-0/output/host/opt/ext-toolchain/bin/../lib/gcc/nios2-linux-gnu/7.3.1/../../../../nios2-linux-gnu/bin/ld: cannot find -lasan
/usr/lfs/v0/rc-buildroot-test/scripts/instance-0/output/host/opt/ext-toolchain/bin/../lib/gcc/nios2-linux-gnu/7.3.1/../../../../nios2-linux-gnu/bin/ld: cannot find -lFEC
collect2: error: ld returned 1 exit status
gmake[2]: *** [cmTC_a50f3] Error 1
gmake[2]: Leaving directory `/usr/lfs/v0/rc-buildroot-test/scripts/instance-0/output/build/libcorrect-ce6c17f1f988765ae3695315d7cce1f2a2e6cf0d/CMakeFiles/CMakeTmp'
gmake[1]: *** [cmTC_a50f3/fast] Error 2
gmake[1]: Leaving directory `/usr/lfs/v0/rc-buildroot-test/scripts/instance-0/output/build/libcorrect-ce6c17f1f988765ae3695315d7cce1f2a2e6cf0d/CMakeFiles/CMakeTmp'


Performing C SOURCE FILE Test HAVE_SSE failed with the following output:
Change Dir: /usr/lfs/v0/rc-buildroot-test/scripts/instance-0/output/build/libcorrect-ce6c17f1f988765ae3695315d7cce1f2a2e6cf0d/CMakeFiles/CMakeTmp

Run Build Command:"/usr/bin/gmake" "cmTC_7eb1a/fast"
gmake[1]: Entering directory `/usr/lfs/v0/rc-buildroot-test/scripts/instance-0/output/build/libcorrect-ce6c17f1f988765ae3695315d7cce1f2a2e6cf0d/CMakeFiles/CMakeTmp'
/usr/bin/gmake -f CMakeFiles/cmTC_7eb1a.dir/build.make CMakeFiles/cmTC_7eb1a.dir/build
gmake[2]: Entering directory `/usr/lfs/v0/rc-buildroot-test/scripts/instance-0/output/build/libcorrect-ce6c17f1f988765ae3695315d7cce1f2a2e6cf0d/CMakeFiles/CMakeTmp'
Building C object CMakeFiles/cmTC_7eb1a.dir/src.c.o
/usr/lfs/v0/rc-buildroot-test/scripts/instance-0/output/host/bin/nios2-linux-gnu-gcc --sysroot=/usr/lfs/v0/rc-buildroot-test/scripts/instance-0/output/host/nios2-buildroot-linux-gnu/sysroot   -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -g2 -fPIC -std=c99 -Wall -Wpedantic -g3 -O0 -fsanitize=address -DHAVE_SSE   -o CMakeFiles/cmTC_7eb1a.dir/src.c.o   -c /usr/lfs/v0/rc-buildroot-test/scripts/instance-0/output/build/libcorrect-ce6c17f1f988765ae3695315d7cce1f2a2e6cf0d/CMakeFiles/CMakeTmp/src.c
cc1: warning: -fsanitize=address not supported for this target
/usr/lfs/v0/rc-buildroot-test/scripts/instance-0/output/build/libcorrect-ce6c17f1f988765ae3695315d7cce1f2a2e6cf0d/CMakeFiles/CMakeTmp/src.c:2:14: fatal error: x86intrin.h: No such file or directory
     #include <x86intrin.h>
              ^~~~~~~~~~~~~
compilation terminated.
gmake[2]: *** [CMakeFiles/cmTC_7eb1a.dir/src.c.o] Error 1
gmake[2]: Leaving directory `/usr/lfs/v0/rc-buildroot-test/scripts/instance-0/output/build/libcorrect-ce6c17f1f988765ae3695315d7cce1f2a2e6cf0d/CMakeFiles/CMakeTmp'
gmake[1]: *** [cmTC_7eb1a/fast] Error 2
gmake[1]: Leaving directory `/usr/lfs/v0/rc-buildroot-test/scripts/instance-0/output/build/libcorrect-ce6c17f1f988765ae3695315d7cce1f2a2e6cf0d/CMakeFiles/CMakeTmp'

Source file was:

    #include <x86intrin.h>
    int main() {
      __m128i vec;
      return 0;
    }