Fixes, some thanks to ASan

src/core/Pad.cpp

@@ -3209,7 +3209,7 @@ int16 CPad::SniperModeLookLeftRight(void)
 
 	if ( Abs(axis) > Abs(dpad) ) {
 		if ( Abs(axis) > 35.0f ) {
-		  return (axis > 0.f ? axis - 35.f : axis + 35.f) * 1.3763441f;
+		  return (axis > 0.f ? axis - 35.f : axis + 35.f) * (128.f / (128 - 35));
 		} else {
 		  return 0;
 		}
@@ -3231,7 +3231,7 @@ int16 CPad::SniperModeLookUpDown(void)
 
 	if ( Abs(axis) > Abs(dpad) ) {
 	    if ( Abs(axis) > 35.0f ) {
-	      return (axis > 0.f ? axis - 35.f : axis + 35.f) * 1.3763441f;
+	      return (axis > 0.f ? axis - 35.f : axis + 35.f) * (128.f / (128 - 35);
 	    } else {
 	      return 0;
 	    }
@@ -3573,4 +3573,4 @@ void CPad::FixPadsAfterSave(void)
 		bObsoleteControllerMessage = false;
 		GetPad(0)->Phase = 0;
 	}
-}
+}

src/render/Occlusion.cpp

@@ -356,10 +356,13 @@ COcclusion::ProcessBeforeRendering(void)
 
 	for (i = 0; i < NumActiveOccluders; i++) {
 		for (int j = 0; j < NumActiveOccluders; j++) {
+#ifdef FIX_BUGS
+			if (i >= 0)
+#endif
 			if (i != j && aActiveOccluders[j].radius < aActiveOccluders[i].radius) {
 				if (OccluderHidesBehind(&aActiveOccluders[i], &aActiveOccluders[j])) {
-					for (int k = i; k < NumActiveOccluders - 1; k++) {
-						for (int l = 0; l < aActiveOccluders[k + 1].linesCount; l++)
+					for (int k = i; k < NumActiveOccluders - 1; k++) {   
+						for (int l = 0; l < aActiveOccluders[k].linesCount; l++)
 							aActiveOccluders[k].lines[l] = aActiveOccluders[k + 1].lines[l];
 						aActiveOccluders[k].linesCount = aActiveOccluders[k + 1].linesCount;
 						aActiveOccluders[k].radius = aActiveOccluders[k + 1].radius;
@@ -481,4 +484,4 @@ void COcclusion::Render() {
 
 	DefinedState();
 }
-#endif
+#endif

src/render/Particle.cpp

@@ -1220,8 +1220,11 @@ void CParticle::Update()
 
 			if ( psystem->m_Type == PARTICLE_HEATHAZE || psystem->m_Type == PARTICLE_HEATHAZE_IN_DIST )
 			{
+#ifdef FIX_BUGS
+				int32 nSinCosIndex = (int32(DEGTORAD((float)particle->m_nRotation) * float(SIN_COS_TABLE_SIZE) / TWOPI) + SIN_COS_TABLE_SIZE) % SIN_COS_TABLE_SIZE;
+#else
 				int32 nSinCosIndex = int32(DEGTORAD((float)particle->m_nRotation) * float(SIN_COS_TABLE_SIZE) / TWOPI) % SIN_COS_TABLE_SIZE;
-				
+#endif
 				vecMoveStep.x = Sin(nSinCosIndex);
 				vecMoveStep.y = Sin(nSinCosIndex);
 
@@ -1233,8 +1236,11 @@ void CParticle::Update()
 
 			if ( psystem->m_Type == PARTICLE_BEASTIE )
 			{
+#ifdef FIX_BUGS
+				int32 nSinCosIndex = (int32(DEGTORAD((float)particle->m_nRotation) * float(SIN_COS_TABLE_SIZE) / TWOPI) + SIN_COS_TABLE_SIZE) % SIN_COS_TABLE_SIZE;
+#else
 				int32 nSinCosIndex = int32(DEGTORAD((float)particle->m_nRotation) * float(SIN_COS_TABLE_SIZE) / TWOPI) % SIN_COS_TABLE_SIZE;
-
+#endif				
 				particle->m_vecVelocity.x = 0.50f * Cos(nSinCosIndex);
 				particle->m_vecVelocity.y = Cos(nSinCosIndex);
 				particle->m_vecVelocity.z = 0.25f * Sin(nSinCosIndex);
@@ -1750,7 +1756,11 @@ void CParticle::Update()
 			}
 
 			if ( particle->m_nRotationStep != 0 )
+#ifdef FIX_BUGS
+				particle->m_nRotation = CGeneral::LimitAngle(particle->m_nRotation + particle->m_nRotationStep);
+#else
 				particle->m_nRotation += particle->m_nRotationStep;
+#endif
 
 			if ( particle->m_fCurrentZRadius != 0.0f )
 			{
@@ -2403,7 +2413,7 @@ void CParticle::HandleShootableBirdsStuff(CEntity *entity, CVector const&camPos)
 {
 	float fHeadingRad = entity->GetForward().Heading();
 	float fHeading = RADTODEG(fHeadingRad);
-	float fBirdAngle = Cos(DEGTORAD(1.5f));
+	float fBirdAngle = ::Cos(DEGTORAD(1.5f));
 
 	tParticleSystemData *psystem = &mod_ParticleSystemManager.m_aParticles[PARTICLE_BIRD_FRONT];
 	CParticle *particle = psystem->m_pParticles;