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Fix warnings

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This change fixes Cosmopolitan so it has fewer opinions about compiler
warnings. The whole repository had to be cleaned up to be buildable in
-Werror -Wall mode. This lets us benefit from things like strict const
checking. Some actual bugs might have been caught too.
This commit is contained in:
Justine Tunney 2023-09-01 20:49:13 -07:00
parent e2b3c3618e
commit 0d748ad58e
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GPG key ID: BE714B4575D6E328
571 changed files with 1306 additions and 1888 deletions
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6
libc/str/mbsrtowcs.c
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@ -114,19 +114,19 @@ size_t mbsrtowcs(wchar_t *ws, const char **src, size_t wn, mbstate_t *st) {
s--;
break;
}
c = (c << 6) | *s++ - 0x80;
c = (c << 6) | (*s++ - 0x80);
if (c & (1U << 31)) {
if (*s - 0x80u >= 0x40) {
s -= 2;
break;
}
c = (c << 6) | *s++ - 0x80;
c = (c << 6) | (*s++ - 0x80);
if (c & (1U << 31)) {
if (*s - 0x80u >= 0x40) {
s -= 3;
break;
}
c = (c << 6) | *s++ - 0x80;
c = (c << 6) | (*s++ - 0x80);
}
}
*ws++ = c;