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author | Marshall Clow <mclow.lists@gmail.com> | 2017-07-24 14:05:10 +0000 |
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committer | Marshall Clow <mclow.lists@gmail.com> | 2017-07-24 14:05:10 +0000 |
commit | 33e24e157eccb1a7ea09a7320a85b96380a25b88 (patch) | |
tree | c905bd1c9e3461f88d7be600cf83f332ecf138f8 /include/streambuf | |
parent | bfa81b089ca50776e0b503e3e3edac8f0cfc55d6 (diff) |
make sure that we don't call basic_streambuf::gbump with a value bigger than INT_MAX, since it only takes an int. Related to, but not quite the same as PR33725
git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@308880 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'include/streambuf')
-rw-r--r-- | include/streambuf | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/include/streambuf b/include/streambuf index a10ce1bf5..f6182d64f 100644 --- a/include/streambuf +++ b/include/streambuf @@ -404,7 +404,8 @@ basic_streambuf<_CharT, _Traits>::xsgetn(char_type* __s, streamsize __n) { if (__ninp_ < __einp_) { - const streamsize __len = _VSTD::min(__einp_ - __ninp_, __n - __i); + const streamsize __len = _VSTD::min(static_cast<streamsize>(INT_MAX), + _VSTD::min(__einp_ - __ninp_, __n - __i)); traits_type::copy(__s, __ninp_, __len); __s += __len; __i += __len; |