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/* PR tree-optimization/89500 */
/* { dg-do compile } */
/* { dg-options "-O2 -fdump-tree-optimized" } */
/* { dg-final { scan-tree-dump-times "return 10;" 2 "optimized" } } */
/* { dg-final { scan-tree-dump-times "return 5;" 1 "optimized" } } */
/* { dg-final { scan-tree-dump-times "return 0;" 2 "optimized" } } */
/* { dg-final { scan-tree-dump-times "strnlen " 1 "optimized" } } */
#include "strlenopt.h"
void foo (char *);
size_t
f1 (void)
{
char a[10] = "0123456789";
return strnlen (a, 10);
}
size_t
f2 (void)
{
char a[10] = "0123456789";
return strnlen (a, 5);
}
size_t
f3 (void)
{
char a[10] = "0123456789";
return strnlen (a, 0);
}
size_t
f4 (void)
{
char a[20];
foo (a);
memcpy (a, "0123456789", 10);
return strnlen (a, 10);
}
size_t
f5 (void)
{
char a[20];
foo (a);
memcpy (a, "0123456789", 10);
return strnlen (a, 14);
}
size_t
f6 (void)
{
char a[20];
foo (a);
return strnlen (a, 0);
}
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