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author | peter <peter@FreeBSD.org> | 2002-12-05 19:54:47 +0000 |
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committer | peter <peter@FreeBSD.org> | 2002-12-05 19:54:47 +0000 |
commit | 1a6ee38c5271f7c7da52d8758e8b91912ef9587b (patch) | |
tree | faf1e7a8f537ed85a183276b105b4a3c206fa547 /lib/libc | |
parent | 8b626b1c8d31dc347fcc33a6ceb885950127601a (diff) | |
download | FreeBSD-src-1a6ee38c5271f7c7da52d8758e8b91912ef9587b.zip FreeBSD-src-1a6ee38c5271f7c7da52d8758e8b91912ef9587b.tar.gz |
Do not guarantee an overflow of tm_year when doing the binary search in
localtime/mktime/tmcomp and friends on ia64.
Approved by: re
Diffstat (limited to 'lib/libc')
-rw-r--r-- | lib/libc/stdtime/localtime.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/lib/libc/stdtime/localtime.c b/lib/libc/stdtime/localtime.c index c044274..a82256e 100644 --- a/lib/libc/stdtime/localtime.c +++ b/lib/libc/stdtime/localtime.c @@ -1476,6 +1476,12 @@ int * const okayp; */ bits = TYPE_BIT(time_t) - 1; /* + ** If we have more than this, we will overflow tm_year for tmcomp(). + ** We should really return an error if we cannot represent it. + */ + if (bits > 56) + bits = 56; + /* ** If time_t is signed, then 0 is just above the median, ** assuming two's complement arithmetic. ** If time_t is unsigned, then (1 << bits) is just above the median. |