Updated cmake lists: enabled link-time code generation for MSVC

5 files changed, 47 insertions, 7 deletions

diff --git a/External/libjpeg-9a/CMakeLists.txt b/External/libjpeg-9a/CMakeLists.txt
index bf7eceb..30813b0 100644
--- a/External/libjpeg-9a/CMakeLists.txt
+++ b/External/libjpeg-9a/CMakeLists.txt
@@ -2,10 +2,6 @@ cmake_minimum_required (VERSION 3.3)
 
 project(LibJpeg C)
 
-if(MSVC)
-	add_definitions(-D_CRT_SECURE_NO_WARNINGS)
-endif()
-
 set(SOURCE 
 	jaricom.c
 	jcapimin.c
@@ -79,7 +75,16 @@ if(MSVC)
 	# Disable MSVC-specific warnings
 	# - w4244: '+=': conversion from 'int' to 'JCOEF', possible loss of data
 	# - w4127: conditional expression is constant
-	target_compile_options(LibJpeg PRIVATE /W4 /wd4244 /wd4127)
+	target_compile_options(LibJpeg PRIVATE /wd4244 /wd4127)
+	target_compile_definitions(LibJpeg PRIVATE -D_CRT_SECURE_NO_WARNINGS)
+
+	# Enable link-time code generation for release builds (I was not able to 
+	# find any way to set these settings through interface library BuildSettings)
+	set_target_properties(LibJpeg PROPERTIES
+		STATIC_LIBRARY_FLAGS_RELEASE /LTCG
+		STATIC_LIBRARY_FLAGS_MINSIZEREL /LTCG
+		STATIC_LIBRARY_FLAGS_RELWITHDEBINFO /LTCG
+	)
 endif(MSVC)
 
 source_group("source" FILES ${SOURCE})
diff --git a/External/libtiff-4.0.3/CMakeLists.txt b/External/libtiff-4.0.3/CMakeLists.txt
index 8938149..9a71382 100644
--- a/External/libtiff-4.0.3/CMakeLists.txt
+++ b/External/libtiff-4.0.3/CMakeLists.txt
@@ -82,7 +82,15 @@ add_library(
 if(MSVC)
 	# Disable MSVC-specific warnings
 	target_compile_definitions(LibTiff PRIVATE -D_CRT_SECURE_NO_WARNINGS)
-	target_compile_options(LibTiff PRIVATE /W4 /wd4244 /wd4456 /wd4457 /wd4706)
+	target_compile_options(LibTiff PRIVATE /wd4244 /wd4456 /wd4457 /wd4706)
+
+	# Enable link-time code generation for release builds (I was not able to 
+	# find any way to set these settings through interface library BuildSettings)
+	set_target_properties(LibTiff PROPERTIES
+		STATIC_LIBRARY_FLAGS_RELEASE /LTCG
+		STATIC_LIBRARY_FLAGS_MINSIZEREL /LTCG
+		STATIC_LIBRARY_FLAGS_RELWITHDEBINFO /LTCG
+	)
 endif(MSVC)
 
 
diff --git a/External/lpng-1.6.17/CMakeLists.txt b/External/lpng-1.6.17/CMakeLists.txt
index e8eb216..9a2d368 100644
--- a/External/lpng-1.6.17/CMakeLists.txt
+++ b/External/lpng-1.6.17/CMakeLists.txt
@@ -33,8 +33,16 @@ add_library(
 	LibPng ${SOURCE} ${INCLUDE}
 )
 
-if(WIN32)
+if(MSVC)
 	target_compile_definitions(LibPng PRIVATE -D_CRT_SECURE_NO_WARNINGS)
+
+	# Enable link-time code generation for release builds (I was not able to 
+	# find any way to set these settings through interface library BuildSettings)
+	set_target_properties(LibPng PROPERTIES
+		STATIC_LIBRARY_FLAGS_RELEASE /LTCG
+		STATIC_LIBRARY_FLAGS_MINSIZEREL /LTCG
+		STATIC_LIBRARY_FLAGS_RELWITHDEBINFO /LTCG
+	)
 endif()
 
 target_include_directories(LibPng 
diff --git a/External/lua-5.2.3/CMakeLists.txt b/External/lua-5.2.3/CMakeLists.txt
index 204f1ba..685613b 100644
--- a/External/lua-5.2.3/CMakeLists.txt
+++ b/External/lua-5.2.3/CMakeLists.txt
@@ -85,8 +85,17 @@ if(MSVC)
 	# Disable MSVC-specific warnings
 	target_compile_definitions(Lua PRIVATE -D_CRT_SECURE_NO_WARNINGS)
 	target_compile_options(Lua PRIVATE /W3 /wd4244 /wd4334 /wd4702)
+
+	# Enable link-time code generation for release builds (I was not able to 
+	# find any way to set these settings through interface library BuildSettings)
+	set_target_properties(Lua PROPERTIES
+		STATIC_LIBRARY_FLAGS_RELEASE /LTCG
+		STATIC_LIBRARY_FLAGS_MINSIZEREL /LTCG
+		STATIC_LIBRARY_FLAGS_RELWITHDEBINFO /LTCG
+	)
 endif(MSVC)
 
+
 source_group("source" FILES ${SOURCE})
 source_group("include" FILES ${INCLUDE})
 
diff --git a/External/zlib-1.2.8/CMakeLists.txt b/External/zlib-1.2.8/CMakeLists.txt
index 09272d6..70bfd65 100644
--- a/External/zlib-1.2.8/CMakeLists.txt
+++ b/External/zlib-1.2.8/CMakeLists.txt
@@ -40,6 +40,16 @@ add_library(
 
 target_link_libraries(ZLib PRIVATE BuildSettings)
 
+if(MSVC)
+	# Enable link-time code generation for release builds (I was not able to 
+	# find any way to set these settings through interface library BuildSettings)
+	set_target_properties(ZLib PROPERTIES
+		STATIC_LIBRARY_FLAGS_RELEASE /LTCG
+		STATIC_LIBRARY_FLAGS_MINSIZEREL /LTCG
+		STATIC_LIBRARY_FLAGS_RELWITHDEBINFO /LTCG
+	)
+endif()
+
 target_include_directories(ZLib PUBLIC .)
 
 if(MSVC)