a.diff

--- suda-bug.c	2014-07-15 03:32:15.950329411 +0900
+++ suda.c	2014-07-15 03:32:22.298329432 +0900
@@ -80,15 +80,19 @@
     case 0:
         amask_reg = _mm256_set_pd(one, one, one, one);
         rmask_reg = _mm256_set_pd(0, one, one, one);
+        break;
     case 1:
         amask_reg = _mm256_set_pd(0, 0, 0, one);
         rmask_reg = _mm256_set_pd(one, one, one, 0);
+        break;
     case 2:
         amask_reg = _mm256_set_pd(0, 0, one, one);
         rmask_reg = _mm256_set_pd(one, one, 0, one);
+        break;
     case 3:
         amask_reg = _mm256_set_pd(0, one, one, one);
         rmask_reg = _mm256_set_pd(one, 0, one, one);
+        break;
     }
 
     double alph = *alph_ptr;