diff --git a/pcsx2/Sio.cpp b/pcsx2/Sio.cpp
index d32a83783d..66ca6cb903 100644
--- a/pcsx2/Sio.cpp
+++ b/pcsx2/Sio.cpp
@@ -33,7 +33,8 @@ static const u8 memcard_psx[] = {0x5A, 0x5D, 0x5C, 0x5D, 0x04, 0x00, 0x00, 0x80}
 
 // Memory Card Specs for standard Sony 8mb carts:
 //    Flags (magic sio '+' thingie!), Sector size, eraseBlockSize (in pages), card size (in pages), xor checksum (superblock?), terminator (unused?).
-static const mc_command_0x26_tag mc_sizeinfo_8mb= {'+', 512, 16, 0x4000, 0x52, 0x5A};
+// FIXME variable commented out since it's not used atm.
+// static const mc_command_0x26_tag mc_sizeinfo_8mb= {'+', 512, 16, 0x4000, 0x52, 0x5A};
 
 // Ejection timeout management belongs in the MemoryCardFile plugin, except the plugin
 // interface is not yet complete.
diff --git a/pcsx2/gui/MemoryCardFile.cpp b/pcsx2/gui/MemoryCardFile.cpp
index 43fcd3dfb4..28167a6888 100644
--- a/pcsx2/gui/MemoryCardFile.cpp
+++ b/pcsx2/gui/MemoryCardFile.cpp
@@ -44,7 +44,6 @@ struct Component_FileMcd;
 static const int MCD_SIZE	= 1024 *  8  * 16;		// Legacy PSX card default size
 
 static const int MC2_MBSIZE	= 1024 * 528 * 2;		// Size of a single megabyte of card data
-static const int MC2_SIZE	= MC2_MBSIZE * 8;		// PS2 card default size (8MB)
 
 // --------------------------------------------------------------------------------------
 //  FileMemoryCard
diff --git a/pcsx2/x86/microVU_Log.inl b/pcsx2/x86/microVU_Log.inl
index b8397c1ca8..2f304e7848 100644
--- a/pcsx2/x86/microVU_Log.inl
+++ b/pcsx2/x86/microVU_Log.inl
@@ -28,7 +28,6 @@ _mVUt void __mVULog(const char* fmt, ...) {
 	va_start(list, fmt);
 
 	// concatenate the log message after the prefix:
-	int length = vsprintf(tmp, fmt, list);
 	va_end(list);
 
 	mVU.logFile->Write( tmp );
diff --git a/pcsx2/x86/sVU_Upper.cpp b/pcsx2/x86/sVU_Upper.cpp
index 41e6d5427b..3ff115937f 100644
--- a/pcsx2/x86/sVU_Upper.cpp
+++ b/pcsx2/x86/sVU_Upper.cpp
@@ -129,7 +129,6 @@ static const __aligned16 u32 VU_Zero_Mask[4]				= {0x00000000, 0x00000000, 0x000
 static const __aligned16 u32 VU_Zero_Helper_Mask[4]			= {0x7fffffff, 0x7fffffff, 0x7fffffff, 0x7fffffff};
 static const __aligned16 u32 VU_Signed_Zero_Mask[4]			= {0x80000000, 0x80000000, 0x80000000, 0x80000000};
 static const __aligned16 u32 VU_Pos_Infinity[4]				= {0x7f800000, 0x7f800000, 0x7f800000, 0x7f800000};
-static const __aligned16 u32 VU_Neg_Infinity[4]				= {0xff800000, 0xff800000, 0xff800000, 0xff800000};
 //------------------------------------------------------------------