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authorMarshall Clow <mclow.lists@gmail.com>2019-02-01 21:59:27 +0000
committerMarshall Clow <mclow.lists@gmail.com>2019-02-01 21:59:27 +0000
commit5d83dada720360f613bac9f3073580191c35a379 (patch)
treea55aebc48a198c39837c3392259aef0256404b24
parenta5fae5335e312a9bfea81a58f8ac9f9cadcb09c3 (diff)
downloadlibcxx-5d83dada720360f613bac9f3073580191c35a379.tar.gz
add a test and a couple minor bug fixes for the implicit-signed-integer-truncation sanitizer. This is PR#40566
git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@352926 91177308-0d34-0410-b5e6-96231b3b80d8
-rw-r--r--include/locale2
-rw-r--r--include/sstream2
-rw-r--r--test/std/input.output/string.streams/stringstream.members/str.pass.cpp5
3 files changed, 7 insertions, 2 deletions
diff --git a/include/locale b/include/locale
index f16d4ba1f..c3c05eb39 100644
--- a/include/locale
+++ b/include/locale
@@ -546,7 +546,7 @@ __num_get<_CharT>::__stage2_float_loop(_CharT __ct, bool& __in_units, char& __ex
__exp = 'P';
else if ((__x & 0x5F) == __exp)
{
- __exp |= 0x80;
+ __exp |= (char) 0x80;
if (__in_units)
{
__in_units = false;
diff --git a/include/sstream b/include/sstream
index 71204e0fa..14c91971c 100644
--- a/include/sstream
+++ b/include/sstream
@@ -558,7 +558,7 @@ basic_stringbuf<_CharT, _Traits, _Allocator>::overflow(int_type __c)
char_type* __p = const_cast<char_type*>(__str_.data());
this->setg(__p, __p + __ninp, __hm_);
}
- return this->sputc(__c);
+ return this->sputc(traits_type::to_char_type(__c));
}
return traits_type::not_eof(__c);
}
diff --git a/test/std/input.output/string.streams/stringstream.members/str.pass.cpp b/test/std/input.output/string.streams/stringstream.members/str.pass.cpp
index b8fa28ddb..392a1680e 100644
--- a/test/std/input.output/string.streams/stringstream.members/str.pass.cpp
+++ b/test/std/input.output/string.streams/stringstream.members/str.pass.cpp
@@ -58,4 +58,9 @@ int main()
ss << i << ' ' << 321;
assert(ss.str() == L"89 3219 ");
}
+ {
+ std::stringstream ss;
+ ss.write("\xd1", 1);
+ assert(ss.str().length() == 1);
+ }
}