Add Common::AtomicDecrement for gcc to match win32.

Use the debug option for conf.CheckWXConfig on OS X as on Unix.

Take care of a few compiler warnings.


git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@6084 8ced0084-cf51-0410-be5f-012b33b47a6e

Source/Core/Common/Src/Atomic_GCC.h

@@ -45,6 +45,10 @@ inline void AtomicAnd(volatile u32& target, u32 value) {
 	__sync_and_and_fetch(&target, value);
 }
 
+inline void AtomicDecrement(volatile u32& target) {
+	__sync_add_and_fetch(&target, -1);
+}
+
 inline void AtomicIncrement(volatile u32& target) {
 	__sync_add_and_fetch(&target, 1);
 }

Source/Core/Core/Src/PowerPC/Jit64/Jit_Integer.cpp

@@ -231,6 +231,7 @@ void Jit64::cmpXX(UGeckoInstruction inst)
 			comparand = Imm32((u32)(s32)(s16)inst.UIMM);
 			signedCompare = true;
 		} else {
+			signedCompare = false;	// silence compiler warning
 			PanicAlert("cmpXX");
 		}
 	}

Source/Plugins/Plugin_VideoOGL/Src/main.cpp

@@ -514,4 +514,4 @@ bool Video_IsFifoBusy(void)
 void Video_AbortFrame(void)
 {
 	CommandProcessor::AbortFrame();
-}
+}

Source/Plugins/Plugin_VideoSoftware/Src/main.cpp

@@ -223,4 +223,4 @@ bool Video_IsFifoBusy(void)
 
 void Video_AbortFrame(void)
 {
-}
+}

Source/Plugins/Plugin_WiimoteNew/Src/WiimoteEmu/WiimoteEmu.cpp

@@ -510,8 +510,6 @@ void Wiimote::GetIRData(u8* const data)
 
 void Wiimote::GetExtData(u8* const data)
 {
-	const bool has_focus = HAS_FOCUS;
-
 	m_extension->GetState(data, HAS_FOCUS);
 
 	// i dont think anything accesses the extension data like this, but ill support it. Indeed, commercial games don't do this.

Source/Plugins/Plugin_WiimoteNew/Src/WiimoteReal/WiimoteReal.cpp

@@ -47,10 +47,10 @@ THREAD_RETURN WiimoteThreadFunc(void* arg);
 Wiimote *g_wiimotes[4];
 
 Wiimote::Wiimote(wiimote_t* const wm, const unsigned int index)
-	: m_wiimote(wm)
-	, m_index(index)
+	: m_last_data_report(NULL)
 	, m_channel(0)
-	, m_last_data_report(NULL)
+	, m_wiimote(wm)
+	, m_index(index)
 {
 	// disable reporting
 	DisableDataReporting();