Alexander MonakovandRich Felker
b0d2b3a1e5
Avoid saving/restoring the incoming argument by reusing memset return value.
9 lines
156 B
C
9 lines
156 B
C
#define _BSD_SOURCE
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#include <string.h>
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void explicit_bzero(void *d, size_t n)
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{
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d = memset(d, 0, n);
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__asm__ __volatile__ ("" : : "r"(d) : "memory");
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}
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