diff options
Diffstat (limited to 'gcc/testsuite/gcc.dg/vect/no-scevccp-outer-10.c')
-rw-r--r-- | gcc/testsuite/gcc.dg/vect/no-scevccp-outer-10.c | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/vect/no-scevccp-outer-10.c b/gcc/testsuite/gcc.dg/vect/no-scevccp-outer-10.c new file mode 100644 index 00000000000..a4ff8565c7a --- /dev/null +++ b/gcc/testsuite/gcc.dg/vect/no-scevccp-outer-10.c @@ -0,0 +1,54 @@ +/* { dg-require-effective-target vect_int } */ + +#include <stdarg.h> +#include "tree-vect.h" + +#define N 40 + +int a[N]; +int b[N]; + +int +foo (int n){ + int i,j; + int sum,x,y; + + for (i = 0; i < N/2; i++) { + sum = 0; + x = b[2*i]; + y = b[2*i+1]; + for (j = 0; j < n; j++) { + sum += j; + } + a[2*i] = sum + x; + a[2*i+1] = sum + y; + } +} + +int main (void) +{ + int i,j; + int sum; + + check_vect (); + + for (i=0; i<N; i++) + b[i] = i; + + foo (N-1); + + /* check results: */ + for (i=0; i<N/2; i++) + { + sum = 0; + for (j = 0; j < N-1; j++) + sum += j; + if (a[2*i] != sum + b[2*i] || a[2*i+1] != sum + b[2*i+1]) + abort(); + } + + return 0; +} + +/* { dg-final { scan-tree-dump-times "OUTER LOOP VECTORIZED." 1 "vect" { xfail *-*-* } } } */ +/* { dg-final { cleanup-tree-dump "vect" } } */ |