git patch

diff --git a/gemrb/includes/plugindef.h b/gemrb/includes/plugindef.h
index c36636b..66d7ca6 100644
--- a/gemrb/includes/plugindef.h
+++ b/gemrb/includes/plugindef.h
@@ -186,7 +186,7 @@ GEM_EXPORT_DLL const char* GemRBPlugin_Version()

 #define GEMRB_PLUGIN(id, desc)	\
 	namespace { using namespace GemRB;			\
-		bool doRegisterPlugin = (
+		bool doRegisterPlugin __attribute__((unused)) = (

 #define PLUGIN_CLASS(id, cls)					\
 		PluginMgr::Get()->RegisterPlugin(id, &CreatePlugin<cls>::func ),
diff --git a/gemrb/includes/voodooconst.h b/gemrb/includes/voodooconst.h
index a5f998d..9129f97 100644
--- a/gemrb/includes/voodooconst.h
+++ b/gemrb/includes/voodooconst.h
@@ -53,8 +53,7 @@ static const int VOODOO_FINDTRAP_RANGE = 10;
 // test cases: tob pp summoning spirit, pst portals, pst AR0405, AR0508, ar0500 (guards through gates)
 // it's about 3 times bigger in pst, perhaps related to the bigger sprite sizes and we modify it in Scriptable
 // The distance of operating a trigger, container, dialog buffer etc.
-static unsigned int MAX_OPERATING_DISTANCE = 40; //a search square is 16x12 (diagonal of 20), so that's about two
-static const unsigned int ___MOD = MAX_OPERATING_DISTANCE; // just to silence var-unused errors
+static unsigned int MAX_OPERATING_DISTANCE __attribute__((unused)) = 40; //a search square is 16x12 (diagonal of 20), so that's about two

 // used for the shout action, supposedly "slightly larger than the default visual radius of NPCs"
 // while it looks too big, it is needed this big in at least pst (help())
diff --git a/gemrb/plugins/GUIScript/GUIScript.cpp b/gemrb/plugins/GUIScript/GUIScript.cpp
index 367f575..748e559 100644
--- a/gemrb/plugins/GUIScript/GUIScript.cpp
+++ b/gemrb/plugins/GUIScript/GUIScript.cpp
@@ -13620,7 +13620,7 @@ static PyObject* GemRB_SpellCast(PyObject * /*self*/, PyObject* args)
 	core->FreeString(tmp);
 	print("Target: %d", spelldata.Target);
 	print("Range: %d", spelldata.Range);
-	if(! (1<<spelldata.type) & type) {
+	if(! ((1<<spelldata.type) & type)) {
 		return RuntimeError( "Wrong type of spell!");
 	}

diff --git a/gemrb/plugins/OpenALAudio/AmbientMgrAL.cpp b/gemrb/plugins/OpenALAudio/AmbientMgrAL.cpp
index df686fb..ffe2cf2 100644
--- a/gemrb/plugins/OpenALAudio/AmbientMgrAL.cpp
+++ b/gemrb/plugins/OpenALAudio/AmbientMgrAL.cpp
@@ -192,7 +192,7 @@ unsigned int AmbientMgrAL::AmbientSource::tick(unsigned int ticks, Point listene
 		return UINT_MAX;
 	}

-	if ((!(ambient->getFlags() & IE_AMBI_ENABLED)) || (!ambient->getAppearance() & timeslice)) {
+	if ((!(ambient->getFlags() & IE_AMBI_ENABLED)) || !(ambient->getAppearance() & timeslice)) {
 		// disabled

 		if (stream >= 0) {