error in thorn Vectors

Checking status of thorn Vectors COMPILING arrangements/CactusUtils/Vectors/src/vectors.cc In file included from /Users/babiuc/Cactus/arrangements/CactusUtils/Vectors/src/vectors.h:18:0, from /Users/babiuc/Cactus/arrangements/CactusUtils/Vectors/src/vectors.cc:1: /Users/babiuc/Cactus/arrangements/CactusUtils/Vectors/src/vectors-4-SSE.h: In function 'CCTK_REAL4 k4sum(CCTK_REAL4_VEC)': /Users/babiuc/Cactus/arrangements/CactusUtils/Vectors/src/vectors-4-SSE.h:709:29: error: '_mm_hadd_ps' was not declared in this scope CCTK_REAL4_VEC const x2 = _mm_hadd_ps(x1, x1); ^~~ /Users/babiuc/Cactus/arrangements/CactusUtils/Vectors/src/vectors-4-SSE.h:709:29: note: suggested alternative: '_mm_add_ps' CCTK_REAL4_VEC const x2 = _mm_hadd_ps(x1, x1); ^~~ _mm_add_ps In file included from /Users/babiuc/Cactus/arrangements/CactusUtils/Vectors/src/vectors.h:30:0, from /Users/babiuc/Cactus/arrangements/CactusUtils/Vectors/src/vectors.cc:1: /Users/babiuc/Cactus/arrangements/CactusUtils/Vectors/src/vectors-8-SSE2.h: In function 'CCTK_REAL8 k8sum(CCTK_REAL8_VEC)': /Users/babiuc/Cactus/arrangements/CactusUtils/Vectors/src/vectors-8-SSE2.h:753:29: error: '_mm_hadd_pd' was not declared in this scope CCTK_REAL8_VEC const x2 = _mm_hadd_pd(x1, x1); ^~~ /Users/babiuc/Cactus/arrangements/CactusUtils/Vectors/src/vectors-8-SSE2.h:753:29: note: suggested alternative: '_mm_add_pd' CCTK_REAL8_VEC const x2 = _mm_hadd_pd(x1, x1); ^~~ _mm_add_pd make[4]: [vectors.cc.o] Error 1 make[3]: [make.checked] Error 2 make[2]: [/Users/babiuc/Cactus/configs/ET/lib/libthorn_Vectors.a] Error 2 make[1]: [ET] Error 2 make: *** [ET-rebuild] Error 2​

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