Cleanup: fix warnings, removed unused code.

source/blender/blenkernel/intern/CCGSubSurf_opensubdiv.c

@@ -232,6 +232,9 @@ bool ccgSubSurf_prepareGLMesh(CCGSubSurf *ss,
 		CHECK_COMPUTE_TYPE(CUDA)
 		CHECK_COMPUTE_TYPE(GLSL_TRANSFORM_FEEDBACK)
 		CHECK_COMPUTE_TYPE(GLSL_COMPUTE)
+		default:
+			compute_type = OPENSUBDIV_EVALUATOR_CPU;
+			break;
 #undef CHECK_COMPUTE_TYPE
 	}
 
@@ -739,7 +742,7 @@ static void opensubdiv_evaluateNGonFaceGrids(CCGSubSurf *ss,
 	/* Evaluate edges. */
 	for (S = 0; S < face->numVerts; S++) {
 		CCGEdge *edge = FACE_getEdges(face)[S];
-		int x, S0, S1;
+		int x, S0 = 0, S1 = 0;
 		bool flip;
 
 		for (x = 0; x < face->numVerts; ++x) {

source/blender/blenkernel/intern/font.c

@@ -1022,7 +1022,7 @@ makebreak:
 			/* top and top-baseline are the same when text-boxes are used */
 			if (cu->align_y != CU_ALIGN_Y_TOP && i_textbox < slen) {
 				/* all previous textboxes are 'full', only align the last used text-box */
-				float yoff;
+				float yoff = 0.0f;
 				int lines;
 				struct CharTrans *ct_last, *ct_textbox;
 
@@ -1051,7 +1051,7 @@ makebreak:
 		else {
 			/* non text-box case handled separately */
 			ct = chartransdata;
-			float yoff;
+			float yoff = 0.0f;
 
 			if (cu->align_y == CU_ALIGN_Y_TOP) {
 				yoff = -linedist;

source/blender/compositor/nodes/COM_RenderLayersNode.cpp

@@ -157,6 +157,11 @@ void RenderLayersNode::missingSocketLink(NodeConverter &converter,
 			operation = value_operation;
 			break;
 		}
+		default:
+		{
+			BLI_assert("!Unexpected data type");
+			return;
+		}
 	}
 
 	converter.mapOutputSocket(output, operation->getOutputSocket());

source/blender/depsgraph/intern/depsgraph_build.cc

@@ -198,7 +198,7 @@ void DEG_graph_build_from_view_layer(Depsgraph *graph,
                                       Scene *scene,
                                       ViewLayer *view_layer)
 {
-	double start_time;
+	double start_time = 0.0;
 	if (G.debug & G_DEBUG_DEPSGRAPH_BUILD) {
 		start_time = PIL_check_seconds_timer();
 	}

source/blender/draw/intern/draw_manager_texture.c

@@ -25,7 +25,7 @@
 
 #include "draw_manager.h"
 
-#ifdef DEBUG
+#ifndef NDEBUG
 /* Maybe gpu_texture.c is a better place for this. */
 static bool drw_texture_format_supports_framebuffer(GPUTextureFormat format)
 {

source/blender/editors/armature/armature_add.c

@@ -829,7 +829,7 @@ static int armature_extrude_exec(bContext *C, wmOperator *op)
 {
 	Object *obedit;
 	bArmature *arm;
-	EditBone *newbone, *ebone, *flipbone, *first = NULL;
+	EditBone *newbone = NULL, *ebone, *flipbone, *first = NULL;
 	int a, totbone = 0, do_extrude;
 	bool forked = RNA_boolean_get(op->ptr, "forked");
 

source/blender/editors/curve/editcurve_paint.c

@@ -711,7 +711,7 @@ static void curve_draw_exec_precalc(wmOperator *op)
 			const struct StrokeElem *selem, *selem_first, *selem_last;
 
 			BLI_mempool_iternew(cdd->stroke_elem_pool, &iter);
-			selem_first = BLI_mempool_iterstep(&iter);
+			selem_first = selem_last = BLI_mempool_iterstep(&iter);
 			for (selem = BLI_mempool_iterstep(&iter); selem; selem = BLI_mempool_iterstep(&iter)) {
 				selem_last = selem;
 			}

source/blender/editors/curve/editcurve_select.c

@@ -1599,6 +1599,7 @@ static void curve_select_shortest_path_surf(Nurb *nu, int vert_src, int vert_dst
 	/* init heap */
 	heap = BLI_heap_new();
 
+	vert_curr = data[vert_src].vert;
 	BLI_heap_insert(heap, 0.0f, &data[vert_src].vert);
 	data[vert_src].cost = 0.0f;
 	data[vert_src].vert_prev = vert_src;  /* nop */

source/blender/editors/interface/interface_utils.c

@@ -212,6 +212,7 @@ eAutoPropButsReturn uiDefAutoButsRNA(
 				break;
 			}
 			case UI_BUT_LABEL_ALIGN_NONE:
+			default:
 				col = layout;
 				name = NULL; /* no smart label alignment, show default name with button */
 				break;

source/blender/editors/mesh/editmesh_utils.c

@@ -553,7 +553,7 @@ UvVertMap *BM_uv_vert_map_create(
 
 	BM_ITER_MESH_INDEX (efa, &iter, bm, BM_FACES_OF_MESH, a) {
 		if ((use_select == false) || BM_elem_flag_test(efa, BM_ELEM_SELECT)) {
-			float (*tf_uv)[2];
+			float (*tf_uv)[2] = NULL;
 
 			if (use_winding) {
 				tf_uv = (float (*)[2])BLI_buffer_reinit_data(&tf_uv_buf, vec2f, efa->len);
@@ -657,7 +657,7 @@ UvElementMap *BM_uv_element_map_create(
 	/* vars from original func */
 	UvElementMap *element_map;
 	UvElement *buf;
-	bool *winding;
+	bool *winding = NULL;
 	BLI_buffer_declare_static(vec2f, tf_uv_buf, BLI_BUFFER_NOP, BM_DEFAULT_NGON_STACK_SIZE);
 
 	MLoopUV *luv;
@@ -698,7 +698,7 @@ UvElementMap *BM_uv_element_map_create(
 		}
 
 		if (!selected || BM_elem_flag_test(efa, BM_ELEM_SELECT)) {
-			float (*tf_uv)[2];
+			float (*tf_uv)[2] = NULL;
 
 			if (use_winding) {
 				tf_uv = (float (*)[2])BLI_buffer_reinit_data(&tf_uv_buf, vec2f, efa->len);
@@ -1002,7 +1002,7 @@ void EDBM_verts_mirror_cache_begin_ex(
 	BMesh *bm = em->bm;
 	BMIter iter;
 	BMVert *v;
-	int cd_vmirr_offset;
+	int cd_vmirr_offset = 0;
 	int i;
 	const float maxdist_sq = SQUARE(maxdist);
 

source/blender/editors/space_clip/tracking_ops.c

@@ -676,7 +676,7 @@ MovieTrackingTrack *tracking_marker_check_slide(bContext *C,
 				 * the mouse.
 				 */
 				if (sc->flag & SC_SHOW_MARKER_PATTERN) {
-					int current_corner;
+					int current_corner = -1;
 					distance_squared =
 					        mouse_to_closest_pattern_corner_distance_squared(
 					                marker,

source/blender/editors/transform/transform.c

@@ -5905,6 +5905,7 @@ static bool bm_loop_calc_opposite_co(BMLoop *l_tmp,
 	BMLoop *l_last  = l_tmp->prev;
 	BMLoop *l_iter;
 	float dist = FLT_MAX;
+	bool found = false;
 
 	l_iter = l_first;
 	do {
@@ -5923,12 +5924,13 @@ static bool bm_loop_calc_opposite_co(BMLoop *l_tmp,
 				if (tdist < dist) {
 					copy_v3_v3(r_co, tvec);
 					dist = tdist;
+					found = true;
 				}
 			}
 		}
 	} while ((l_iter = l_iter->next) != l_last);
 
-	return (dist != FLT_MAX);
+	return found;
 }
 
 /**

source/blender/makesdna/DNA_group_types.h

@@ -42,9 +42,6 @@ struct Object;
 typedef struct GroupObject {
 	struct GroupObject *next, *prev;
 	struct Object *ob;
-	void *lampren;		/* used while render */
-	short recalc;			/* copy of ob->recalc, used to set animated groups OK */
-	char pad[6];
 } GroupObject;