comment explaining XOR for 8 byte overflow test
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@ -8,6 +8,7 @@ OPTNONE int main(void) {
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return 1;
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}
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size_t size = malloc_usable_size(p);
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// XOR is used to avoid the test having a 1/256 chance to fail
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*(p + size + 7) ^= 1;
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free(p);
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return 0;
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