[cplusplus] Fix build on GCC < 7
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386e1bbad8
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@ -166,8 +166,14 @@ HB_DEFINE_VTABLE (unicode_funcs);
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} // namespace hb
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/* Workaround for GCC < 7, see:
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* https://gcc.gnu.org/bugzilla/show_bug.cgi?id=56480
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* https://stackoverflow.com/a/25594741 */
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namespace std {
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template<typename T>
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struct std::hash<hb::shared_ptr<T>>
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struct hash<hb::shared_ptr<T>>
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{
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std::size_t operator()(const hb::shared_ptr<T>& v) const noexcept
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{
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@ -177,7 +183,7 @@ struct std::hash<hb::shared_ptr<T>>
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};
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template<typename T>
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struct std::hash<hb::unique_ptr<T>>
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struct hash<hb::unique_ptr<T>>
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{
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std::size_t operator()(const hb::unique_ptr<T>& v) const noexcept
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{
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@ -187,6 +193,8 @@ struct std::hash<hb::unique_ptr<T>>
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};
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} // namespace std
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#endif /* __cplusplus */
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#endif /* HB_CPLUSPLUS_HH */
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