gcc/testsuite/gcc.dg/graphite/pr40281.c


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/* { dg-options "-O -fprefetch-loop-arrays -w" } */
/* { dg-options "-O -fprefetch-loop-arrays -march=i686 -msse -w" { target { { i?86-*-* x86_64-*-* } && ilp32 } } } */
/* { dg-require-effective-target sse { target { { i?86-*-* x86_64-*-* } && ilp32 } } } */

void foo(int);
void bar(int n)
{
 int a[2], i, j = 0;

 for (i = 0; i < 2; i += j+1)
   for (j = 0; j < (n ? 1 : 2); ++j)
     foo(a[i] + a[j]);
}