diff --git a/desmume/src/GPU.cpp b/desmume/src/GPU.cpp
index 823f0ef03..cf230c715 100644
--- a/desmume/src/GPU.cpp
+++ b/desmume/src/GPU.cpp
@@ -38,12 +38,12 @@
#include "NDSSystem.h"
#include "readwrite.h"
-//#undef FORCEINLINE
-//#define FORCEINLINE
-//#define SSE2_NOINTRIN
-
-//compilation speed hack (cuts time exactly in half by cutting out permutations)
-//#define DISABLE_MOSAIC
+//#ifdef FASTBUILD
+// #undef FORCEINLINE
+// #define FORCEINLINE
+// //compilation speed hack (cuts time exactly in half by cutting out permutations)
+// #define DISABLE_MOSAIC
+//#endif
extern BOOL click;
NDS_Screen MainScreen;
diff --git a/desmume/src/SPU.cpp b/desmume/src/SPU.cpp
index 8bab4fbf9..54bf34bb5 100644
--- a/desmume/src/SPU.cpp
+++ b/desmume/src/SPU.cpp
@@ -47,10 +47,10 @@
#define K_ADPCM_LOOPING_RECOVERY_INDEX 99999
-//#undef FORCEINLINE
-//#define FORCEINLINE
-
-
+//#ifdef FASTBUILD
+// #undef FORCEINLINE
+// #define FORCEINLINE
+//#endif
//static ISynchronizingAudioBuffer* synchronizer = metaspu_construct(ESynchMethod_Z);
static ISynchronizingAudioBuffer* synchronizer = metaspu_construct(ESynchMethod_N);
diff --git a/desmume/src/windows/DeSmuME_2008.vcproj b/desmume/src/windows/DeSmuME_2008.vcproj
index 772e1cee3..5ca6f941e 100644
--- a/desmume/src/windows/DeSmuME_2008.vcproj
+++ b/desmume/src/windows/DeSmuME_2008.vcproj
@@ -77,7 +77,7 @@
/>