fix vs2013 build.

R-package/src/Makevars

@@ -6,7 +6,7 @@ CXX_STD = CXX11
 
 LGBM_RFLAGS = -DUSE_SOCKET
 
-PKG_CPPFLAGS= -I$(PKGROOT)/include $(LGBM_RFLAGS) -Wno-deprecated-declarations
+PKG_CPPFLAGS= -I$(PKGROOT)/include $(LGBM_RFLAGS) -Wno-deprecated-declarations -Wno-unknown-pragmas
 PKG_CXXFLAGS= $(SHLIB_OPENMP_CFLAGS) $(SHLIB_PTHREAD_FLAGS) -std=c++11 
 PKG_LIBS = $(SHLIB_OPENMP_CFLAGS) $(SHLIB_PTHREAD_FLAGS)
 OBJECTS = ./lightgbm-all.o ./lightgbm_R.o

R-package/src/Makevars.win

@@ -6,7 +6,7 @@ CXX_STD = CXX11
 
 LGBM_RFLAGS = -DUSE_SOCKET 
 
-PKG_CPPFLAGS= -I$(PKGROOT)/include $(LGBM_RFLAGS) 
+PKG_CPPFLAGS= -I$(PKGROOT)/include $(LGBM_RFLAGS) -Wno-unknown-pragmas
 PKG_CXXFLAGS= $(SHLIB_OPENMP_CFLAGS) $(SHLIB_PTHREAD_FLAGS) -std=c++11 
 PKG_LIBS = $(SHLIB_OPENMP_CFLAGS) $(SHLIB_PTHREAD_FLAGS) -lws2_32 -liphlpapi 
 OBJECTS = ./lightgbm-all.o ./lightgbm_R.o 

R-package/src/Makevars_fullcode

@@ -6,7 +6,7 @@ CXX_STD = CXX11
 
 LGBM_RFLAGS = -DUSE_SOCKET
 
-PKG_CPPFLAGS= -I$(PKGROOT)/include $(LGBM_RFLAGS) -Wno-deprecated-declarations
+PKG_CPPFLAGS= -I$(PKGROOT)/include $(LGBM_RFLAGS) -Wno-deprecated-declarations -Wno-unknown-pragmas
 PKG_CXXFLAGS= $(SHLIB_OPENMP_CFLAGS) $(SHLIB_PTHREAD_FLAGS) -std=c++11
 PKG_LIBS = $(SHLIB_OPENMP_CFLAGS) $(SHLIB_PTHREAD_FLAGS)
 OBJECTS = ./lightgbm-fullcode.o ./lightgbm_R.o

R-package/src/Makevars_fullcode.win

@@ -6,7 +6,7 @@ CXX_STD = CXX11
 
 LGBM_RFLAGS = -DUSE_SOCKET 
 
-PKG_CPPFLAGS= -I$(PKGROOT)/include $(LGBM_RFLAGS) 
+PKG_CPPFLAGS= -I$(PKGROOT)/include $(LGBM_RFLAGS) -Wno-unknown-pragmas
 PKG_CXXFLAGS= $(SHLIB_OPENMP_CFLAGS) $(SHLIB_PTHREAD_FLAGS) -std=c++11 
 PKG_LIBS = $(SHLIB_OPENMP_CFLAGS) $(SHLIB_PTHREAD_FLAGS) -lws2_32 -liphlpapi 
 OBJECTS = ./lightgbm-fullcode.o ./lightgbm_R.o 

src/boosting/gbdt.h

@@ -3,6 +3,7 @@
 
 #include <LightGBM/boosting.h>
 #include <LightGBM/objective_function.h>
+#include <LightGBM/prediction_early_stop.h>
 
 #include "score_updater.hpp"
 

src/boosting/gbdt_prediction.cpp

 #include "gbdt.h"
 
 #include <LightGBM/utils/openmp_wrapper.h>
-
-#include <LightGBM/utils/common.h>
-
 #include <LightGBM/objective_function.h>
-#include <LightGBM/metric.h>
 #include <LightGBM/prediction_early_stop.h>
 
-#include <ctime>
-
-#include <sstream>
-#include <chrono>
-#include <string>
-#include <vector>
-#include <utility>
-
 namespace LightGBM {
 
 void GBDT::PredictRaw(const double* features, double* output, const PredictionEarlyStopInstance* early_stop) const {

src/boosting/prediction_early_stop.cpp

 #include <LightGBM/prediction_early_stop.h>
 #include <LightGBM/utils/log.h>
 
-
 #include <algorithm>
 #include <vector>
 #include <cmath>