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[/] [openrisc/] [trunk/] [gnu-dev/] [or1k-gcc/] [gcc/] [testsuite/] [gcc.dg/] [graphite/] [run-id-5.c] - Rev 689
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/* { dg-options "-O2 -ftree-vectorize -fno-vect-cost-model -fno-tree-scev-cprop -fgraphite-identity" } */ /* { dg-require-effective-target vect_int } */ /* gcc.dg/vect/no-scevccp-outer-22.c was miscompiled by Graphite. Adding it here to always test it with Graphite. */ #include <stdarg.h> extern void abort (); #define N 40 int a[N]; __attribute__ ((noinline)) int foo (int n){ int i,j; int sum; if (n<=0) return 0; /* inner-loop index j used after the inner-loop */ for (i = 0; i < N; i++) { sum = 0; for (j = 0; j < n; j+=2) { sum += j; } a[i] = sum + j; } } int main (void) { int i,j; int sum; for (i=0; i<N; i++) a[i] = i; foo (N); /* check results: */ for (i=0; i<N; i++) { sum = 0; for (j = 0; j < N; j+=2) sum += j; if (a[i] != sum + j) abort(); } return 0; }