URL
https://opencores.org/ocsvn/openrisc_2011-10-31/openrisc_2011-10-31/trunk
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Rev 298 |
Rev 384 |
/* { dg-do compile } */
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/* { dg-do compile } */
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/* { dg-options "-O2" } */
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/* { dg-options "-O2" } */
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typedef __SIZE_TYPE__ size_t;
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typedef __SIZE_TYPE__ size_t;
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extern void warn_memset_zero_len (void)
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extern void warn_memset_zero_len (void)
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__attribute__((__warning__ ("memset used with constant zero length parameter;"
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__attribute__((__warning__ ("memset used with constant zero length parameter;"
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" this could be due to transposed parameters")));
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" this could be due to transposed parameters")));
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extern inline __attribute__((gnu_inline, always_inline, artificial)) void *
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extern inline __attribute__((gnu_inline, always_inline, artificial)) void *
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memset (void *dest, int ch, size_t len)
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memset (void *dest, int ch, size_t len)
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{
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{
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if (__builtin_constant_p (len) && len == 0)
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if (__builtin_constant_p (len) && len == 0)
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{
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{
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warn_memset_zero_len (); /* { dg-warning "memset used with constant zero" } */
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warn_memset_zero_len (); /* { dg-warning "memset used with constant zero" } */
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return dest;
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return dest;
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}
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}
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return __builtin_memset (dest, ch, len);
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return __builtin_memset (dest, ch, len);
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}
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}
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char buf[10];
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char buf[10];
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int
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int
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main (void)
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main (void)
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{
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{
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memset (buf, sizeof (buf), 0);
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memset (buf, sizeof (buf), 0);
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return 0;
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return 0;
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}
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}
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