Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/gcc.dg/vect/vect-117.c @ 131:84e7813d76e9
gcc-8.2
author | mir3636 |
---|---|
date | Thu, 25 Oct 2018 07:37:49 +0900 |
parents | 04ced10e8804 |
children |
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/* { dg-require-effective-target vect_int } */ #include <stdarg.h> #include "tree-vect.h" #define N 5 static int a[N][N] = {{ 1, 2, 3, 4, 5}, { 6, 7, 8, 9,10}, {11,12,13,14,15}, {16,17,18,19,20}, {21,22,23,24,25}}; static int c[N][N] = {{ 1, 2, 3, 4, 5}, { 7, 9,11, 13,15}, {18,21,24,27,30}, {34,38,42,46,50}, {55,60,65,70,75}}; __attribute__ ((noinline)) int main1 (int A[N][N], int n) { int i,j; /* vectorizable */ for (i = 1; i < N; i++) { for (j = 0; j < n; j++) { A[i][j] = A[i-1][j] + A[i][j]; } } return 0; } int main (void) { int i,j; check_vect (); main1 (a, N); /* check results: */ for (i = 0; i < N; i++) { for (j = 0; j < N; j++) { if (a[i][j] != c[i][j]) abort(); } } return 0; } /* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" } } */ /* { dg-final { scan-tree-dump-times "possible dependence between data-refs" 0 "vect" } } */