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https://opencores.org/ocsvn/openrisc/openrisc/trunk
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| Rev 301 |
Rev 338 |
// PR c++/39480
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// PR c++/39480
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// It isn't always safe to call memcpy with identical arguments.
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// It isn't always safe to call memcpy with identical arguments.
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// { dg-do run }
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// { dg-do run }
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extern "C" void abort();
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extern "C" void abort();
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extern "C" void *
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extern "C" void *
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memcpy(void *dest, void *src, __SIZE_TYPE__ n)
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memcpy(void *dest, void *src, __SIZE_TYPE__ n)
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{
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{
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if (dest == src)
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if (dest == src)
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abort();
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abort();
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else
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else
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{
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{
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__SIZE_TYPE__ i;
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__SIZE_TYPE__ i;
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for (i = 0; i < n; i++)
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for (i = 0; i < n; i++)
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((char *)dest)[i] = ((const char*)src)[i];
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((char *)dest)[i] = ((const char*)src)[i];
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}
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}
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}
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}
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struct A
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struct A
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{
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{
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double d[10];
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double d[10];
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};
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};
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struct B: public A
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struct B: public A
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{
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{
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char bc;
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char bc;
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};
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};
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B b;
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B b;
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void f(B *a1, B* a2)
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void f(B *a1, B* a2)
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{
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{
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*a1 = *a2;
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*a1 = *a2;
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}
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}
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int main()
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int main()
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{
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{
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f(&b,&b);
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f(&b,&b);
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}
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}
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