From 2f73d7abf87d8a29961b3e27b2be26d3c57c3a15 Mon Sep 17 00:00:00 2001
From: Randy <45701928+RandyShuai@users.noreply.github.com>
Date: Tue, 29 Jan 2019 14:18:23 -0800
Subject: [PATCH] compile with GL/LTCG (#391)

* compile with GL/LTCG

* apply the change to release build

* remove GL/LTCG from release build

* exclude cuda from using GL/LTCG
---
 cmake/CMakeLists.txt | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/cmake/CMakeLists.txt b/cmake/CMakeLists.txt
index aabe2d717f..f153955bb2 100644
--- a/cmake/CMakeLists.txt
+++ b/cmake/CMakeLists.txt
@@ -118,6 +118,11 @@ if (MSVC)
   SET (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /EHsc")
   #Disable 4100 globally. Too many this kind errors in protobuf
   SET (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /wd4100")
+  if (NOT onnxruntime_USE_CUDA)
+    SET (CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} /GL")
+    SET (CMAKE_CXX_FLAGS_RELWITHDEBINFO "${CMAKE_CXX_FLAGS_RELWITHDEBINFO} /GL")
+  endif()
+
 else()
   if(onnxruntime_BUILD_FOR_NATIVE_MACHINE)
     string(APPEND CMAKE_CXX_FLAGS_RELEASE " -march=native -mtune=native")
@@ -341,8 +346,12 @@ if (WIN32)
     # set linker flags to minimize the binary size.
     if (MSVC)
       foreach(type EXE SHARED)    
-        set(CMAKE_${type}_LINKER_FLAGS_RELWITHDEBINFO "${CMAKE_${type}_LINKER_FLAGS_RELWITHDEBINFO} /OPT:REF")
+        set(CMAKE_${type}_LINKER_FLAGS_RELWITHDEBINFO "${CMAKE_${type}_LINKER_FLAGS_RELWITHDEBINFO} /OPT:REF,ICF,LBR")
         set(CMAKE_${type}_LINKER_FLAGS_RELWITHDEBINFO "${CMAKE_${type}_LINKER_FLAGS_RELWITHDEBINFO} /INCREMENTAL:NO")
+        if (NOT onnxruntime_USE_CUDA)
+          set(CMAKE_${type}_LINKER_FLAGS_RELEASE "${CMAKE_${type}_LINKER_FLAGS_RELEASE} /LTCG")
+          set(CMAKE_${type}_LINKER_FLAGS_RELWITHDEBINFO "${CMAKE_${type}_LINKER_FLAGS_RELWITHDEBINFO} /LTCG")
+        endif()
       endforeach()
     endif()      
 else()