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Use (""::"r"(pnt):"memory") instead of (""::"p"(pnt)) for the barrier

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Frank Denis 2017-12-31 01:10:48 +01:00
parent 7dee41abee
commit a18e21b49d
1 changed files with 1 additions and 1 deletions
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src/libsodium/sodium/utils.c
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@ -114,7 +114,7 @@ sodium_memzero(void *const pnt, const size_t len)
memset(pnt, 0, len); memset(pnt, 0, len);
_sodium_dummy_symbol_to_prevent_memzero_lto(pnt, len); _sodium_dummy_symbol_to_prevent_memzero_lto(pnt, len);
# ifdef HAVE_AMD64_ASM # ifdef HAVE_AMD64_ASM
__asm__ __volatile__ ("" : : "p"(pnt)); __asm__ __volatile__ ("" : : "r"(pnt) : "memory");
# endif # endif
#else #else
volatile unsigned char *volatile pnt_ = volatile unsigned char *volatile pnt_ =