Forward declare equal_to

This commit is contained in:
Ion Gaztañaga
2018-09-26 01:09:19 +02:00
parent 09e757ee1c
commit d242914572

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@@ -32,6 +32,9 @@ class allocator;
template<class T>
struct less;
template<class T>
struct equal_to;
template<class T1, class T2>
struct pair;