16 lines
444 B
C
16 lines
444 B
C
/* { dg-do compile } */
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/* { dg-options "-O2 -funswitch-loops -fdump-tree-unswitch-all -fno-thread-jumps" } */
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void foo (float **a, float **b, float *c, int n, int m, int l)
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{
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int i,j,k;
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float s;
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for (i=0; i<l; i++)
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for (j=0; j<n; j++)
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for (k=0; k<m; k++)
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c[i] += a[i][k] * b[k][j];
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}
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/* { dg-final { scan-tree-dump-times "Guard hoisted" 3 "unswitch" } } */
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/* { dg-final { scan-tree-dump-not "Invalid sum" "unswitch" } } */
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