build: raise minimum build requirements
* Make gcc 7.4 and boost 1.65.1 hard dependencies, both are
available out-of-the-box on Ubuntu 18.04
* Require Xcode 10 on macOS but recommend 11.3 or later
* If using clang on non-Apple platforms, the minimum supported
version is now 6.0
Change-Id: I79c84a266741c9a66655da4fd467fe0d8218e8f0
diff --git a/tools/ndnsec/accumulator.hpp b/tools/ndnsec/accumulator.hpp
index fb7f357..a696000 100644
--- a/tools/ndnsec/accumulator.hpp
+++ b/tools/ndnsec/accumulator.hpp
@@ -1,6 +1,6 @@
/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
/*
- * Copyright (c) 2013-2021 Regents of the University of California.
+ * Copyright (c) 2013-2022 Regents of the University of California.
*
* This file is part of ndn-cxx library (NDN C++ library with eXperimental eXtensions).
*
@@ -69,7 +69,7 @@
std::string
name() const final
{
- return std::string();
+ return {};
}
// There are no tokens for an AccumulatorType
@@ -134,14 +134,6 @@
*m_store = *val;
}
-#if (BOOST_VERSION >= 105900) && (BOOST_VERSION < 106500)
- bool
- adjacent_tokens_only() const final
- {
- return false;
- }
-#endif // (BOOST_VERSION >= 105900) && (BOOST_VERSION < 106500)
-
private:
T* m_store;
T m_interval;