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Fixing up signed math warnings.

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Richard Powell 2015-11-22 12:34:21 -08:00
parent 3dfda0cfde
commit cdf592ff89
1 changed files with 4 additions and 4 deletions
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8
include/string_span.h
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@ -109,26 +109,26 @@ inline basic_string_span<T, dynamic_range> ensure_z(T* const & sz, std::ptrdiff_
// TODO (neilmac) there is probably a better template-magic way to get the const and non-const overloads to share an implementation // TODO (neilmac) there is probably a better template-magic way to get the const and non-const overloads to share an implementation
inline basic_string_span<char, dynamic_range> ensure_z(char* const& sz, std::ptrdiff_t max) inline basic_string_span<char, dynamic_range> ensure_z(char* const& sz, std::ptrdiff_t max)
{ {
auto len = strnlen(sz, max); auto len = strnlen(sz, static_cast<size_t>(max));
Ensures(sz[len] == 0); Ensures(sz[len] == 0);
return{ sz, static_cast<std::ptrdiff_t>(len) }; return{ sz, static_cast<std::ptrdiff_t>(len) };
} }
inline basic_string_span<const char, dynamic_range> ensure_z(const char* const& sz, std::ptrdiff_t max) inline basic_string_span<const char, dynamic_range> ensure_z(const char* const& sz, std::ptrdiff_t max)
{ {
auto len = strnlen(sz, max); auto len = strnlen(sz, static_cast<size_t>(max));
Ensures(sz[len] == 0); return{ sz, static_cast<std::ptrdiff_t>(len) }; Ensures(sz[len] == 0); return{ sz, static_cast<std::ptrdiff_t>(len) };
} }
inline basic_string_span<wchar_t, dynamic_range> ensure_z(wchar_t* const& sz, std::ptrdiff_t max) inline basic_string_span<wchar_t, dynamic_range> ensure_z(wchar_t* const& sz, std::ptrdiff_t max)
{ {
auto len = wcsnlen(sz, max); auto len = wcsnlen(sz, static_cast<size_t>(max));
Ensures(sz[len] == 0); return{ sz, static_cast<std::ptrdiff_t>(len) }; Ensures(sz[len] == 0); return{ sz, static_cast<std::ptrdiff_t>(len) };
} }
inline basic_string_span<const wchar_t, dynamic_range> ensure_z(const wchar_t* const& sz, std::ptrdiff_t max) inline basic_string_span<const wchar_t, dynamic_range> ensure_z(const wchar_t* const& sz, std::ptrdiff_t max)
{ {
auto len = wcsnlen(sz, max); auto len = wcsnlen(sz, static_cast<size_t>(max));
Ensures(sz[len] == 0); return{ sz, static_cast<std::ptrdiff_t>(len) }; Ensures(sz[len] == 0); return{ sz, static_cast<std::ptrdiff_t>(len) };
} }