diff options
Diffstat (limited to 'thirdparty/harfbuzz/src/hb-meta.hh')
| -rw-r--r-- | thirdparty/harfbuzz/src/hb-meta.hh | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/thirdparty/harfbuzz/src/hb-meta.hh b/thirdparty/harfbuzz/src/hb-meta.hh index 4c0898b1b7..e40d9fd178 100644 --- a/thirdparty/harfbuzz/src/hb-meta.hh +++ b/thirdparty/harfbuzz/src/hb-meta.hh @@ -49,6 +49,10 @@ template <bool b> using hb_bool_constant = hb_integral_constant<bool, b>; using hb_true_type = hb_bool_constant<true>; using hb_false_type = hb_bool_constant<false>; +/* Static-assert as expression. */ +template <bool cond> struct static_assert_expr; +template <> struct static_assert_expr<true> : hb_false_type {}; +#define static_assert_expr(C) static_assert_expr<C>::value /* Basic type SFINAE. */ @@ -220,6 +224,8 @@ struct hb_reference_wrapper<T&> }; +/* Type traits */ + template <typename T> using hb_is_integral = hb_bool_constant< hb_is_same (hb_decay<T>, char) || @@ -292,6 +298,15 @@ template <> struct hb_int_max<unsigned long long> : hb_integral_constant<unsigne #define hb_int_max(T) hb_int_max<T>::value +/* Class traits. */ + +#define HB_DELETE_COPY_ASSIGN(TypeName) \ + TypeName(const TypeName&) = delete; \ + void operator=(const TypeName&) = delete +#define HB_DELETE_CREATE_COPY_ASSIGN(TypeName) \ + TypeName() = delete; \ + TypeName(const TypeName&) = delete; \ + void operator=(const TypeName&) = delete template <typename T, typename> struct _hb_is_destructible : hb_false_type {}; |