/* { dg-do run { target vect_cmdline_needed } } */ /* { dg-options "-O2 -ftree-vectorize -fdump-tree-vect-details" } */ /* { dg-options "-O2 -ftree-vectorize -fdump-tree-vect-details -mno-sse" { target { i?86-*-* x86_64-*-* } } } */ #include #define N 16 int main () { int i; char ia[N]; char ic[N] = {0,3,6,9,12,15,18,21,24,27,30,33,36,39,42,45}; char ib[N] = {0,3,6,9,12,15,18,21,24,27,30,33,36,39,42,45}; /* Not vectorizable, multiplication */ for (i = 0; i < N; i++) { ia[i] = ib[i] * ic[i]; } /* check results: */ for (i = 0; i < N; i++) { if (ia[i] != (char) (ib[i] * ic[i])) abort (); } return 0; } /* { dg-final { scan-tree-dump-times "vectorized 0 loops" 1 "vect" } } */ /* { dg-final { cleanup-tree-dump "vect" } } */