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PR tree-optimization/51799
[pf3gnuchains/gcc-fork.git]
/
gcc
/
testsuite
/
gcc.dg
/
tree-ssa
/
ifc-pr44710.c
1
/* { dg-do compile } */
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/* { dg-options "-c -O2 -ftree-vectorize" { target *-*-* } } */
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#include <stdio.h>
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#include <stdlib.h>
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#define N 64
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float arr[N];
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__attribute__ ((noinline))
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int foo (unsigned int n, float *min)
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{
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unsigned int pos = 1;
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unsigned int i;
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float limit = N+N;
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for (i = 0; i < N; i++)
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if (arr[i] < limit)
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{
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pos = i + 1;
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limit = arr[i];
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}
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*min = limit;
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return pos;
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}
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int main (void)
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{
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int i, pos;
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float min;
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for (i = 0; i < N; i++)
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arr[i] = (float)(i);
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arr[2] = -5.8;
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pos = foo (N, &min);
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if (pos != 3 || min != arr[2])
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abort ();
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return 0;
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}
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