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Remove undefined behaviors

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This commit is contained in:
Justine Tunney 2021-05-16 11:16:28 -07:00
parent 4864565198
commit b3838173ec
51 changed files with 756 additions and 1302 deletions
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2
libc/str/memccpy.c
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@ -62,7 +62,7 @@ void *memccpy(void *dst, const void *src, int c, size_t n) {
d = dst;
s = src;
c &= 255;
v = 0x0101010101010101 * c;
v = 0x0101010101010101ul * c;
for (; (uintptr_t)(s + i) & 7; ++i) {
if (i == n) return NULL;
if ((d[i] = s[i]) == c) return d + i + 1;