Compilation error

zino@mytesting:~/buildroot/output/build/flann-04b4a56533faf8c8228d011d05ba376038364b49/src/cpp$  /home/zino/buildroot/output/host/usr/bin/microblaze-buildroot-linux-gnu-g++ -c -O3 -v -fPIC flann.ii
Using built-in specs.
COLLECT_GCC=/home/zino/buildroot/output/host/usr/bin/microblaze-buildroot-linux-gnu-g++.br_real
Target: microblaze-buildroot-linux-gnu
Configured with: ./configure --prefix=/home/zino/buildroot/output/host/usr --sysconfdir=/home/zino/buildroot/output/host/etc --enable-static --target=microblaze-buildroot-linux-gnu --with-sysroot=/home/zino/buildroot/output/host/usr/microblaze-buildroot-linux-gnu/sysroot --disable-__cxa_atexit --with-gnu-ld --disable-libssp --disable-multilib --with-gmp=/home/zino/buildroot/output/host/usr --with-mpfr=/home/zino/buildroot/output/host/usr --with-pkgversion='Buildroot 2016.02-git-00894-gaa112f2' --with-bugurl=http://bugs.buildroot.net/ --disable-libquadmath --enable-tls --disable-libmudflap --enable-threads --with-mpc=/home/zino/buildroot/output/host/usr --without-isl --without-cloog --disable-decimal-float --enable-languages=c,c++ --with-build-time-tools=/home/zino/buildroot/output/host/usr/microblaze-buildroot-linux-gnu/bin --enable-shared --disable-libgomp
Thread model: posix
gcc version 5.3.0 (Buildroot 2016.02-git-00894-gaa112f2)
COLLECT_GCC_OPTIONS='-c' '-O3' '-v' '-fPIC' '-shared-libgcc'
 /home/zino/buildroot/output/host/usr/libexec/gcc/microblaze-buildroot-linux-gnu/5.3.0/cc1plus -fpreprocessed flann.ii -quiet -dumpbase flann.ii -auxbase flann -O3 -version -fPIC -o /tmp/cc6LK1Zx.s
GNU C++ (Buildroot 2016.02-git-00894-gaa112f2) version 5.3.0 (microblaze-buildroot-linux-gnu)
        compiled by GNU C version 5.3.1 20160101, GMP version 6.1.0, MPFR version 3.1.3, MPC version 1.0.3
GGC heuristics: --param ggc-min-expand=100 --param ggc-min-heapsize=131072
GNU C++ (Buildroot 2016.02-git-00894-gaa112f2) version 5.3.0 (microblaze-buildroot-linux-gnu)
        compiled by GNU C version 5.3.1 20160101, GMP version 6.1.0, MPFR version 3.1.3, MPC version 1.0.3
GGC heuristics: --param ggc-min-expand=100 --param ggc-min-heapsize=131072
Compiler executable checksum: 72192880c32f68d631b343345080a169
In file included from /home/zino/buildroot/output/build/flann-04b4a56533faf8c8228d011d05ba376038364b49/src/cpp/flann/algorithms/all_indices.h:35:0,
                 from /home/zino/buildroot/output/build/flann-04b4a56533faf8c8228d011d05ba376038364b49/src/cpp/flann/flann.hpp:45,
                 from /home/zino/buildroot/output/build/flann-04b4a56533faf8c8228d011d05ba376038364b49/src/cpp/flann/flann.h:476,
                 from /home/zino/buildroot/output/build/flann-04b4a56533faf8c8228d011d05ba376038364b49/src/cpp/flann/flann.cpp:31:
/home/zino/buildroot/output/build/flann-04b4a56533faf8c8228d011d05ba376038364b49/src/cpp/flann/algorithms/nn_index.h: In member function ‘int flann::NNIndex<Distance>::knnSearch(const flann::Matrix<typename Distance::ElementType>&, flann::Matrix<unsigned int>&, flann::Matrix<typename Distance::ResultType>&, size_t, const flann::SearchParams&) const [with Distance = flann::KL_Divergence<double>; typename Distance::ElementType = double; typename Distance::ResultType = double; size_t = unsigned int]’:
/home/zino/buildroot/output/build/flann-04b4a56533faf8c8228d011d05ba376038364b49/src/cpp/flann/algorithms/nn_index.h:357:5: internal compiler error: in gen_reg_rtx, at emit-rtl.c:1027
     }
     ^
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