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authorJonathan Wakely <jwakely@redhat.com>2020-10-29 22:47:22 +0000
committerJonathan Wakely <jwakely@redhat.com>2020-10-29 22:47:22 +0000
commitd7aa21a3c78874743a42ffc1af3493ecb665496f (patch)
tree6e6bfb3e0b9115156a774eceaaa6818ca3b71366
parent52ddf0d458f063f6c9e07e726f9b46206f71e4c4 (diff)
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libstdc++: Fix some warnings in headers
These are usually suppressed in system headers, but should be fixed anyway. libstdc++-v3/ChangeLog: * include/bits/parse_numbers.h (_Select_int_base): Avoid narrowing conversion in constant expression. * include/experimental/buffer (buffer_copy): Avoid narrowing conversion. * include/experimental/internet (hash<>::operator()): Do not use deprecated 'argument_type' member. * include/std/variant (variant::emplace): Use cast instead of implicit conversion from size_t to narrower unsigned type.
-rw-r--r--libstdc++-v3/include/bits/parse_numbers.h2
-rw-r--r--libstdc++-v3/include/experimental/buffer2
-rw-r--r--libstdc++-v3/include/experimental/internet6
-rw-r--r--libstdc++-v3/include/std/variant6
4 files changed, 9 insertions, 7 deletions
diff --git a/libstdc++-v3/include/bits/parse_numbers.h b/libstdc++-v3/include/bits/parse_numbers.h
index 5e80907..923a56c 100644
--- a/libstdc++-v3/include/bits/parse_numbers.h
+++ b/libstdc++-v3/include/bits/parse_numbers.h
@@ -266,7 +266,7 @@ namespace __select_int
template<unsigned long long _Val, typename _IntType, typename... _Ints>
struct _Select_int_base<_Val, _IntType, _Ints...>
: conditional_t<(_Val <= __gnu_cxx::__int_traits<_IntType>::__max),
- integral_constant<_IntType, _Val>,
+ integral_constant<_IntType, (_IntType)_Val>,
_Select_int_base<_Val, _Ints...>>
{ };
diff --git a/libstdc++-v3/include/experimental/buffer b/libstdc++-v3/include/experimental/buffer
index 8ccdb28..08d3a36 100644
--- a/libstdc++-v3/include/experimental/buffer
+++ b/libstdc++-v3/include/experimental/buffer
@@ -315,7 +315,7 @@ inline namespace v1
inline size_t
buffer_copy(const _MutableBufferSequence& __dest,
const _ConstBufferSequence& __source) noexcept
- { return net::buffer_copy(__dest, __source, size_t{-1}); }
+ { return net::buffer_copy(__dest, __source, size_t(-1)); }
// buffer arithmetic:
diff --git a/libstdc++-v3/include/experimental/internet b/libstdc++-v3/include/experimental/internet
index f1153b8..1143ef4 100644
--- a/libstdc++-v3/include/experimental/internet
+++ b/libstdc++-v3/include/experimental/internet
@@ -2393,7 +2393,7 @@ namespace ip
: __hash_base<size_t, experimental::net::v1::ip::address>
{
size_t
- operator()(const argument_type& __a) const
+ operator()(const experimental::net::v1::ip::address& __a) const
{
if (__a.is_v4())
return _Hash_impl::hash(__a.to_v4());
@@ -2407,7 +2407,7 @@ namespace ip
: __hash_base<size_t, experimental::net::v1::ip::address_v4>
{
size_t
- operator()(const argument_type& __a) const
+ operator()(const experimental::net::v1::ip::address_v4& __a) const
{ return _Hash_impl::hash(__a.to_bytes()); }
};
@@ -2415,7 +2415,7 @@ namespace ip
: __hash_base<size_t, experimental::net::v1::ip::address_v6>
{
size_t
- operator()(const argument_type& __a) const
+ operator()(const experimental::net::v1::ip::address_v6& __a) const
{ return _Hash_impl::hash(__a.to_bytes()); }
};
diff --git a/libstdc++-v3/include/std/variant b/libstdc++-v3/include/std/variant
index 17f8bcd..4455ff4 100644
--- a/libstdc++-v3/include/std/variant
+++ b/libstdc++-v3/include/std/variant
@@ -1512,7 +1512,8 @@ namespace __variant
}
__catch (...)
{
- this->_M_index = variant_npos;
+ using __index_type = decltype(this->_M_index);
+ this->_M_index = static_cast<__index_type>(variant_npos);
__throw_exception_again;
}
}
@@ -1559,7 +1560,8 @@ namespace __variant
}
__catch (...)
{
- this->_M_index = variant_npos;
+ using __index_type = decltype(this->_M_index);
+ this->_M_index = static_cast<__index_type>(variant_npos);
__throw_exception_again;
}
}