fixed 4 uses of un-inirialized vars + some compiler warnings.

source/blender/blenkernel/intern/customdata.c

@@ -2215,6 +2215,9 @@ void CustomData_bmesh_merge(CustomData *source, CustomData *dest,
 			t = BM_LOOPS_OF_FACE; break;
 		case BM_FACE:
 			t = BM_FACES_OF_MESH; break;
+		default: /* should never happen */
+			BLI_assert(!"invalid type given");
+			t = BM_VERTS_OF_MESH;
 	}
 
 	if (t != BM_LOOPS_OF_FACE) {

source/blender/blenkernel/intern/editderivedbmesh.c

@@ -236,7 +236,7 @@ static void BMEdit_RecalcTesselation_intern(BMEditMesh *tm)
 	}
 
 	tm->tottri = i;
-	tm->looptris = looptris;
+	tm->looptris = (BMLoop *(*)[3])looptris;
 }
 
 void BMEdit_RecalcTesselation(BMEditMesh *tm)
@@ -1534,7 +1534,8 @@ static void bmDM_getVertCos(DerivedMesh *dm, float (*cos_r)[3])
 	BMVert *eve;
 	BMIter iter;
 	int i;
-	
+
+	i= 0;
 	BM_ITER(eve, &iter, emdm->tc->bm, BM_VERTS_OF_MESH, NULL) {
 		if (emdm->vertexCos) {
 			copy_v3_v3(cos_r[i], emdm->vertexCos[i]);

source/blender/blenkernel/intern/subsurf_ccg.c

@@ -1165,8 +1165,8 @@ DMFaceIter *cgdm_newFaceIter(DerivedMesh *dm)
 	MEdge medge;
 	int i, totedge = cgdm_getNumEdges(dm);
 
-	fiter->cgdm = dm;
-	fiter->liter.cgdm = dm;
+	fiter->cgdm = (CCGDerivedMesh *)dm;
+	fiter->liter.cgdm = (CCGDerivedMesh *)dm;
 	fiter->mface = fiter->mf = dm->dupTessFaceArray(dm);
 	fiter->mf--;
 
@@ -3113,7 +3113,7 @@ struct DerivedMesh *subsurf_make_derived_from_derived(
 		}
 	}
 	
-	return result;
+	return (DerivedMesh *)result;
 }
 
 void subsurf_calculate_limit_positions(Mesh *me, float (*positions_r)[3]) 

source/blender/bmesh/intern/bmesh_interp.c

@@ -402,17 +402,24 @@ static int compute_mdisp_quad(BMLoop *l, double v1[3], double v2[3], double v3[3
 }
 
 /*funnily enough, I think this is identical to face_to_crn_interp, heh*/
-double quad_coord(double aa[3], double bb[3], double cc[3], double dd[3], int a1, int a2)
+static double quad_coord(double aa[3], double bb[3], double cc[3], double dd[3], int a1, int a2)
 {
-	double x, y, z, c, f1, f2;
+	double x, y, z, f1;
 	
 	x = aa[a1]*cc[a2]-cc[a1]*aa[a2];
 	y = aa[a1]*dd[a2]+bb[a1]*cc[a2]-cc[a1]*bb[a2]-dd[a1]*aa[a2];
 	z = bb[a1]*dd[a2]-dd[a1]*bb[a2];
 	
 	if (fabs(2*(x-y+z)) > DBL_EPSILON*10.0) {
+		double f2;
+
 		f1 = (sqrt(y*y-4.0*x*z) - y + 2.0*z) / (2.0*(x-y+z));
 		f2 = (-sqrt(y*y-4.0*x*z) - y + 2.0*z) / (2.0*(x-y+z));
+
+		f1= fabs(f1);
+		f2= fabs(f2);
+		f1 = MIN2(f1, f2);
+		CLAMP(f1, 0.0, 1.0+DBL_EPSILON);
 	} else {
 		f1 = -z/(y - 2*z);
 		CLAMP(f1, 0.0, 1.0+DBL_EPSILON);
@@ -427,12 +434,8 @@ double quad_coord(double aa[3], double bb[3], double cc[3], double dd[3], int a1
 					return cc[(i+1)%2] / fabs(dd[(i+1)%2] - cc[(i+1)%2]);
 			}
 		}
-		return f1;
 	}
-	
-	f1 = MIN2(fabs(f1), fabs(f2));
-	CLAMP(f1, 0.0, 1.0+DBL_EPSILON);
-	
+
 	return f1;
 }
 

source/blender/bmesh/intern/bmesh_mods.c

@@ -80,7 +80,7 @@ int BM_Dissolve_Disk(BMesh *bm, BMVert *v) {
 	BMFace *f, *f2;
 	BMEdge *e, *keepedge=NULL, *baseedge=NULL;
 	BMLoop *loop;
-	int done, len;
+	int done, len= 0;
 
 	if(BM_Nonmanifold_Vert(bm, v)) {
 		return 0;
@@ -89,7 +89,6 @@ int BM_Dissolve_Disk(BMesh *bm, BMVert *v) {
 	if(v->e){
 		/*v->e we keep, what else?*/
 		e = v->e;
-		len = 0;
 		do{
 			e = bmesh_disk_nextedge(e,v);
 			if(!(BM_Edge_Share_Faces(e, v->e))){

source/blender/bmesh/operators/connectops.c

@@ -68,7 +68,7 @@ void connectverts_exec(BMesh *bm, BMOperator *op)
 			loops[BLI_array_count(loops)-1] = loops[0];
 		}
 
-		BM_LegalSplits(bm, f, loops, BLI_array_count(loops)/2);
+		BM_LegalSplits(bm, f, (BMLoop *(*)[2])loops, BLI_array_count(loops)/2);
 		
 		for (i=0; i<BLI_array_count(loops)/2; i++) {
 			if (loops[i*2]==NULL) continue;

source/blender/editors/armature/reeb.c

@@ -3384,6 +3384,7 @@ static int iteratorStopped(void *arg)
 
 ReebGraph *BIF_ReebGraphMultiFromEditMesh(bContext *C)
 {
+	(void)C;
 	return NULL;
 #if 0
 	Scene *scene = CTX_data_scene(C);

source/blender/editors/interface/resources.c

@@ -408,7 +408,7 @@ const unsigned char *UI_ThemeGetColorPtr(bTheme *btheme, int spacetype, int colo
 			case TH_PIN:
 				cp= ts->pin; break;
 			case TH_PIN_OPAC:
-				cp= &ts->pin_opac; break;
+				cp= &ts->pin_opac; break; /*XXX BMESH_TODO*/
 					
 			case TH_PREVIEW_BACK:
 				cp= ts->preview_back;

source/blender/editors/mesh/bmesh_select.c

@@ -103,7 +103,8 @@ void EDBM_select_mirrored(Object *obedit, BMEditMesh *em)
 		BMVert *eve, *v1;
 		BMIter iter;
 		int i;
-		
+
+		i= 0;
 		BM_ITER(eve, &iter, em->bm, BM_VERTS_OF_MESH, NULL) {
 			if (BM_TestHFlag(eve, BM_SELECT) && !BM_TestHFlag(eve, BM_HIDDEN)) {
 				v1= editbmesh_get_x_mirror_vert(obedit, em, eve, eve->co, i);

source/blender/editors/mesh/loopcut.c

@@ -339,7 +339,7 @@ static void ringsel_finish(bContext *C, wmOperator *op)
 }
 
 /* called when modal loop selection is done... */
-static void ringsel_exit(bContext *C, wmOperator *op)
+static void ringsel_exit(bContext *UNUSED(C), wmOperator *op)
 {
 	tringselOpData *lcd= op->customdata;
 	

source/blender/editors/mesh/mesh_data.c

@@ -177,8 +177,13 @@ static void delete_customdata_layer(bContext *C, Object *ob, CustomDataLayer *la
 	}
 }
 
-static void copy_editface_active_customdata(EditMesh *em, int type, int index)
+static void copy_editface_active_customdata(BMEditMesh *em, int type, int index)
 {
+#if 1 /*BMESH_TODO*/
+	(void)em;
+	(void)type;
+	(void)index;
+#else
 	EditFace *efa;
 	int n= CustomData_get_active_layer(&em->fdata, type);
 
@@ -186,6 +191,7 @@ static void copy_editface_active_customdata(EditMesh *em, int type, int index)
 		void *data= CustomData_em_get_n(&em->fdata, efa->data, type, n);
 		CustomData_em_set_n(&em->fdata, efa->data, type, index, data);
 	}
+#endif
 }
 
 int ED_mesh_uv_texture_add(bContext *C, Mesh *me, const char *name, int active_set)

source/blender/editors/mesh/mesh_intern.h

@@ -55,6 +55,8 @@ struct BMesh;
 struct BMEdge;
 struct BMFace;
 struct wmOperator;
+struct wmKeyMap;
+struct wmKeyConfig;
 
 /* ******************** bmeshutils.c */
 

source/blender/editors/space_view3d/drawobject.c

@@ -2084,7 +2084,7 @@ static int draw_dm_edges_pins__setDrawOptions(void *userData, int index)
 	BMIter feiter;
 	BMFace *fe;
 
-	int fcount, fpcount = 0;
+	int fcount = 0, fpcount = 0;
 	int pin = 0;
 
 	/* If pinned faces are drawn then only draw pinned edges at the borders.