Vsearch fails to build on platforms other than x86_64 (see <http://hydra.gnu.org/build/703292/nixlog/2/raw>):
--8<---------------cut here---------------start------------->8--- In file included from /gnu/store/r0p8d0a3n2zlkj1l5a9xv368yhbgc5bh-gcc-4.9.3-lib/lib/gcc/i686-unknown-linux-gnu/4.9.3/include/xmmintrin.h:1258:0, from /gnu/store/r0p8d0a3n2zlkj1l5a9xv368yhbgc5bh-gcc-4.9.3-lib/lib/gcc/i686-unknown-linux-gnu/4.9.3/include/x86intrin.h:31, from vsearch.h:69, from align_simd.cc:61: /gnu/store/r0p8d0a3n2zlkj1l5a9xv368yhbgc5bh-gcc-4.9.3-lib/lib/gcc/i686-unknown-linux-gnu/4.9.3/include/emmintrin.h:686:1: error: inlining failed in call to always_inline ‘__m128i _mm_load_si128(const __m128i*)’: target specific option mismatch _mm_load_si128 (__m128i const *__P) ^ align_simd.cc:204:71: error: called from here xmm1 = _mm_load_si128((__m128i*)(score_matrix_word + d[1] + i)); --8<---------------cut here---------------end--------------->8--- My impression is that the code unconditionally uses SSE, meaning that it works only on x86_64. Could you investigate a bit? If that is the case, could you send a patch that adds: (supported-platforms '("x86_64-linux")) with a comment explaining why? TIA, Ludo’.