mirror of git://gcc.gnu.org/git/gcc.git
42 lines
788 B
C
42 lines
788 B
C
/* Check that the three loops are fused. */
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/* Make sure we fuse the loops like this:
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AST generated by isl:
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for (int c0 = 0; c0 <= 99; c0 += 1) {
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S_3(0, c0);
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S_6(0, c0);
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S_9(0, c0);
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}
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*/
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/* { dg-final { scan-tree-dump-times "AST generated by isl:.*for \\(int c0 = 0; c0 <= 99; c0 \\+= 1\\) \\{.*S_.*\\(0, c0\\);.*S_.*\\(0, c0\\);.*S_.*\\(0, c0\\);.*\\}" 1 "graphite" } } */
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#define MAX 100
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int A[MAX], B[MAX], C[MAX];
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extern void abort ();
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int
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main (void)
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{
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int i;
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/* The next three loops should be fused. */
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for (i = 0; i < MAX; i++)
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{
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A[i] = i;
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B[i] = i + 2;
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C[i] = i + 1;
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}
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for(i=0; i<MAX; i++)
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A[i] += B[i];
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for(i=0; i<MAX; i++)
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A[i] += C[i];
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for (i = 0; i < MAX; i++)
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if (A[i] != 3*i+3)
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abort ();
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return 0;
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}
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