Fix missing SunCC Allocator::max_size(size_type) member function (GH #770)

1 files changed, 6 insertions, 0 deletions

diff --git a/secblock.h b/secblock.h
index 26ebd0ae..ba70b487 100644
--- a/secblock.h
+++ b/secblock.h
@@ -71,6 +71,12 @@ public:
 	///   to optimize it well in either form.

 	CRYPTOPP_CONSTEXPR size_type max_size() const {return ELEMS_MAX;}

 

+#if defined(__SUNPRO_CC)

+	// https://github.com/weidai11/cryptopp/issues/770

+	// and https://stackoverflow.com/q/53999461/608639

+	CRYPTOPP_CONSTEXPR size_type max_size(size_type n) const {return (~(size_type)0)/n;}

+#endif

+

 #if defined(CRYPTOPP_CXX11_VARIADIC_TEMPLATES) || defined(CRYPTOPP_DOXYGEN_PROCESSING)

 

 	/// \brief Constructs a new V using variadic arguments