From 1b6bf7d5f98121cc39cdd74618b3af24023f582b Mon Sep 17 00:00:00 2001
From: Yann Lanthony <yann.lanthony@gmail.com>
Date: Fri, 22 Nov 2019 15:29:22 +0100
Subject: [PATCH] [build] fix prettyprint MSVC compatibility

fix build issues with MSVC 2017, from:
https://github.com/jgehring/cxx-prettyprint/commit/4186b8fff23b3f897021999cb67f086a2e14236a
---
 src/aliceVision/prettyprint.hpp | 20 ++++++++++++++++++--
 1 file changed, 18 insertions(+), 2 deletions(-)

diff --git a/src/aliceVision/prettyprint.hpp b/src/aliceVision/prettyprint.hpp
index 557be4773f..ca6225e0e2 100644
--- a/src/aliceVision/prettyprint.hpp
+++ b/src/aliceVision/prettyprint.hpp
@@ -49,17 +49,33 @@ namespace pretty_print
         struct has_begin_end : private sfinae_base
         {
         private:
+#ifdef _MSC_VER
+            // Work around MSVC ICE in 15.9.x by moving decltype out to template
+            // typename
+            template <typename C, typename LEFT = C::const_iterator(C::*)() const>
+            static yes & f(typename std::enable_if<
+                std::is_same<decltype(static_cast<typename LEFT>(&C::begin)),
+                             typename C::const_iterator(C::*)() const>::value>::type *);
+#else // _MSCV_VER
             template <typename C>
             static yes & f(typename std::enable_if<
                 std::is_same<decltype(static_cast<typename C::const_iterator(C::*)() const>(&C::begin)),
                              typename C::const_iterator(C::*)() const>::value>::type *);
+#endif // _MSCV_VER
 
             template <typename C> static no & f(...);
 
+#ifdef _MSC_VER
+            template <typename C, typename LEFT = C::const_iterator(C::*)() const>
+            static yes & g(typename std::enable_if<
+                 std::is_same<decltype(static_cast<typename LEFT>(&C::end)),
+                              typename C::const_iterator(C::*)() const>::value, void>::type*);
+#else // _MSCV_VER
             template <typename C>
             static yes & g(typename std::enable_if<
-                std::is_same<decltype(static_cast<typename C::const_iterator(C::*)() const>(&C::end)),
-                             typename C::const_iterator(C::*)() const>::value, void>::type*);
+                 std::is_same<decltype(static_cast<typename C::const_iterator(C::*)() const>(&C::end)),
+                              typename C::const_iterator(C::*)() const>::value, void>::type*);
+#endif // _MSCV_VER
 
             template <typename C> static no & g(...);