Add JSystem PCH to fix weak function order (#904)

* Add JSystem PCH

* Fix build issues, remove weak order fakematches, and fix functionvalue weak func order

src/JSystem/J3DGraphLoader/J3DAnmLoader.cpp

@@ -3,6 +3,8 @@
 // Translation Unit: J3DAnmLoader.cpp
 //
 
+#include "JSystem/JSystem.h" // IWYU pragma: keep
+
 #include "JSystem/J3DGraphLoader/J3DAnmLoader.h"
 #include "JSystem/J3DGraphAnimator/J3DAnimation.h"
 #include "JSystem/JSupport/JSupport.h"

src/JSystem/J3DGraphLoader/J3DClusterLoader.cpp

@@ -3,6 +3,8 @@
 // Translation Unit: J3DClusterLoader.cpp
 //
 
+#include "JSystem/JSystem.h" // IWYU pragma: keep
+
 #include "JSystem/J3DGraphLoader/J3DClusterLoader.h"
 #include "JSystem/J3DGraphAnimator/J3DSkinDeform.h"
 #include "m_Do/m_Do_printf.h"

src/JSystem/J3DGraphLoader/J3DJointFactory.cpp

@@ -3,6 +3,8 @@
 // Translation Unit: J3DJointFactory.cpp
 //
 
+#include "JSystem/JSystem.h" // IWYU pragma: keep
+
 #include "JSystem/J3DGraphLoader/J3DJointFactory.h"
 #include "JSystem/JSupport/JSupport.h"
 #include "JSystem/J3DGraphAnimator/J3DJoint.h"

src/JSystem/J3DGraphLoader/J3DMaterialFactory.cpp

@@ -3,6 +3,8 @@
 // Translation Unit: J3DMaterialFactory.cpp
 //
 
+#include "JSystem/JSystem.h" // IWYU pragma: keep
+
 #include "JSystem/J3DGraphLoader/J3DMaterialFactory.h"
 #include "JSystem/J3DGraphLoader/J3DModelLoader.h"
 #include "JSystem/J3DGraphBase/J3DMatBlock.h"

src/JSystem/J3DGraphLoader/J3DMaterialFactory_v21.cpp

@@ -3,6 +3,8 @@
 // Translation Unit: J3DMaterialFactory_v21.cpp
 //
 
+#include "JSystem/JSystem.h" // IWYU pragma: keep
+
 #include "JSystem/J3DGraphLoader/J3DMaterialFactory_v21.h"
 #include "JSystem/J3DGraphLoader/J3DModelLoader.h"
 #include "JSystem/J3DGraphBase/J3DMatBlock.h"

src/JSystem/J3DGraphLoader/J3DModelLoader.cpp

@@ -3,6 +3,8 @@
 // Translation Unit: J3DModelLoader.cpp
 //
 
+#include "JSystem/JSystem.h" // IWYU pragma: keep
+
 #include "JSystem/J3DGraphLoader/J3DModelLoader.h"
 #include "JSystem/J3DGraphLoader/J3DMaterialFactory.h"
 #include "JSystem/J3DGraphLoader/J3DMaterialFactory_v21.h"

src/JSystem/J3DGraphLoader/J3DModelLoaderCalcSize.cpp

@@ -3,6 +3,8 @@
 // Translation Unit: J3DModelLoaderCalcSize.cpp
 //
 
+#include "JSystem/JSystem.h" // IWYU pragma: keep
+
 #include "JSystem/J3DGraphLoader/J3DModelLoaderCalcSize.h"
 #include "JSystem/J3DGraphLoader/J3DMaterialFactory.h"
 #include "JSystem/J3DGraphLoader/J3DMaterialFactory_v21.h"

src/JSystem/J3DGraphLoader/J3DShapeFactory.cpp

@@ -3,6 +3,8 @@
 // Translation Unit: J3DShapeFactory.cpp
 //
 
+#include "JSystem/JSystem.h" // IWYU pragma: keep
+
 #include "JSystem/J3DGraphLoader/J3DShapeFactory.h"
 #include "JSystem/J3DGraphBase/J3DShape.h"
 #include "JSystem/J3DGraphBase/J3DShapeDraw.h"