Correcting warnings on windows

CMakeLists.txt

@@ -95,6 +95,8 @@ if(MSVC)
 		add_definitions(-DBOOST_ALL_NO_LIB)
 	  add_definitions(-DBOOST_ALL_DYN_LINK)
 	endif()
+  # Also disable certain warnings
+  add_definitions(/wd4503)
 endif()
 
 find_package(Boost 1.43 COMPONENTS serialization system filesystem thread program_options date_time regex timer chrono)

gtsam/3rdparty/metis-5.1.0/include/metis.h

@@ -65,17 +65,29 @@
 #ifndef _GKLIB_H_
 #ifdef COMPILER_MSC
 #include <limits.h>
-
 typedef __int32 int32_t;
 typedef __int64 int64_t;
 #define PRId32       "I32d"
 #define PRId64       "I64d"
 #define SCNd32       "ld"
 #define SCNd64       "I64d"
+
+#ifndef INT32_MIN
 #define INT32_MIN    ((int32_t)_I32_MIN)
+#endif
+
+#ifndef INT32_MAX
 #define INT32_MAX    _I32_MAX
+#endif
+
+#ifndef INT64_MIN
 #define INT64_MIN    ((int64_t)_I64_MIN)
+#endif
+
+#ifndef INT64_MAX
 #define INT64_MAX    _I64_MAX
+#endif
+
 #else
 #include <inttypes.h>
 #endif

gtsam/inference/MetisIndex-inl.h

@@ -78,7 +78,7 @@ void MetisIndex::augment(const FactorGraph<FACTOR>& factors)
 		// Insert each index's set in order by appending them to the end of adj_
 		adj_.insert(adj_.end(), temp.begin(), temp.end());
 		//adj_.push_back(temp);
-		xadj_.push_back(adj_.size());
+		xadj_.push_back((idx_t)adj_.size());
 	}
 }