diff --git a/src/evg/ftgrays.c b/src/evg/ftgrays.c
index fe3dd80a4f..35cf328508 100644
--- a/src/evg/ftgrays.c
+++ b/src/evg/ftgrays.c
@@ -586,7 +586,7 @@ static void gray_hline(EVGRasterCtx *raster, TCoord  x, TCoord  y, TPos area, in
 
 		span = raster->gray_spans;
 	} else {
-		if (count==raster->alloc_gray_spans) {
+		if ((u32) count==raster->alloc_gray_spans) {
 			raster->alloc_gray_spans*=2;
 			raster->gray_spans = gf_realloc(raster->gray_spans, sizeof(EVG_Span)*raster->alloc_gray_spans);
 			span = raster->gray_spans + count - 1;
diff --git a/src/evg/raster_yuv.c b/src/evg/raster_yuv.c
index d1e26f26a3..5983da2a38 100644
--- a/src/evg/raster_yuv.c
+++ b/src/evg/raster_yuv.c
@@ -594,7 +594,7 @@ GF_Err evg_surface_clear_yuv420p(GF_EVGSurface *_surf, GF_IRect rc, GF_Color col
 
 	gf_evg_rgb_to_yuv(surf, col, &cy, &cb, &cr);
 
-	if (!rc.x && !rc.y && (rc.width==_surf->width) && (rc.height==_surf->height)) {
+	if (!rc.x && !rc.y && ((u32) rc.width==_surf->width) && ((u32) rc.height==_surf->height)) {
 		memset(pY, cy, _surf->pitch_y * _surf->height);
 		memset(pU, cb, _surf->pitch_y/2 * _surf->height/2);
 		memset(pV, cr, _surf->pitch_y/2 * _surf->height/2);
@@ -891,7 +891,7 @@ GF_Err evg_surface_clear_yuv422p(GF_EVGSurface *_surf, GF_IRect rc, GF_Color col
 
 	gf_evg_rgb_to_yuv(surf, col, &cy, &cb, &cr);
 
-	if (!rc.x && !rc.y && (rc.width==_surf->width) && (rc.height==_surf->height)) {
+	if (!rc.x && !rc.y && ((u32) rc.width==_surf->width) && ((u32) rc.height==_surf->height)) {
 		memset(pY, cy, _surf->pitch_y * _surf->height);
 		memset(pU, cb, _surf->pitch_y/2 * _surf->height);
 		memset(pV, cr, _surf->pitch_y/2 * _surf->height);
@@ -1074,7 +1074,7 @@ GF_Err evg_surface_clear_yuv444p(GF_EVGSurface *_surf, GF_IRect rc, GF_Color col
 
 	gf_evg_rgb_to_yuv(surf, col, &cy, &cb, &cr);
 
-	if (!rc.x && !rc.y && (rc.width==_surf->width) && (rc.height==_surf->height)) {
+	if (!rc.x && !rc.y && ((u32) rc.width==_surf->width) && ((u32) rc.height==_surf->height)) {
 		memset(pY, cy, _surf->pitch_y * _surf->height);
 		memset(pU, cb, _surf->pitch_y * _surf->height);
 		memset(pV, cr, _surf->pitch_y * _surf->height);
diff --git a/src/evg/stencil.c b/src/evg/stencil.c
index e44829d207..9c777477c8 100644
--- a/src/evg/stencil.c
+++ b/src/evg/stencil.c
@@ -324,8 +324,8 @@ GF_Color gf_evg_stencil_get_brush_color(GF_EVGStencil * st)
 //we map texture coords, pt1 is {0,0} pt2 is {1,0} pt3 is {0,1}
 //y flip is done by switching the points in evg_raster_render_path_3d
 #define PERSP_APPLY \
-	Float ix = ((Float) pbc2) / persp_denum;\
-	Float iy = ((Float) pbc3) / persp_denum;\
+	Fixed ix = FLT2FIX(pbc2 / persp_denum);\
+	Fixed iy = FLT2FIX(pbc3 / persp_denum);\
 	pbc2 += pbc2_inc;\
 	pbc3 += pbc3_inc;\
 	persp_denum += pers_denum_inc;
diff --git a/src/utils/math.c b/src/utils/math.c
index f08e7a47c4..4da4f09dd6 100644
--- a/src/utils/math.c
+++ b/src/utils/math.c
@@ -1275,9 +1275,9 @@ GF_Vec gf_vec_cross_p(GF_Vec *v1, GF_Vec *v2)
 		res.z<<=16;
 		return res;
 	}
-	res.x = gf_mulfix(v1.y, v2.z) - gf_mulfix(v2.y, v1.z);
-	res.y = gf_mulfix(v2.x, v1.z) - gf_mulfix(v1.x, v2.z);
-	res.z = gf_mulfix(v1.x, v2.y) - gf_mulfix(v2.x, v1.y);
+	res.x = gf_mulfix(v1->y, v2->z) - gf_mulfix(v2->y, v1->z);
+	res.y = gf_mulfix(v2->x, v1->z) - gf_mulfix(v1->x, v2->z);
+	res.z = gf_mulfix(v1->x, v2->y) - gf_mulfix(v2->x, v1->y);
 
 #endif
 	return res;
@@ -2090,8 +2090,8 @@ Bool gf_mx_inverse_4x4(GF_Matrix *mx)
 	}
 
 	/* choose pivot - or die */
-	if (fabs(r3[1]) > fabs(r2[1])) SWAP_ROWS(r3, r2);
-	if (fabs(r2[1]) > fabs(r1[1])) SWAP_ROWS(r2, r1);
+	if (ABS(r3[1]) > ABS(r2[1])) SWAP_ROWS(r3, r2);
+	if (ABS(r2[1]) > ABS(r1[1])) SWAP_ROWS(r2, r1);
 	if (r1[1]==0) return GF_FALSE;
 
 	/* eliminate second variable */
@@ -2123,7 +2123,7 @@ Bool gf_mx_inverse_4x4(GF_Matrix *mx)
 	}
 
 	/* choose pivot - or die */
-	if (fabs(r3[2]) > fabs(r2[2])) SWAP_ROWS(r3, r2);
+	if (ABS(r3[2]) > ABS(r2[2])) SWAP_ROWS(r3, r2);
 	if (r2[2]==0) return GF_FALSE;
 
 	/* eliminate third variable */
@@ -2229,7 +2229,7 @@ Bool gf_plane_intersect_plane(GF_Plane *plane, GF_Plane *with, GF_Vec *linepoint
 	Fixed fn01 = gf_vec_dot(plane->normal, with->normal);
 	Fixed fn11 = gf_vec_len(with->normal);
 	Fixed det = gf_mulfix(fn00,fn11) - gf_mulfix(fn01,fn01);
-	if (fabs(det) > FIX_EPSILON) {
+	if (ABS(det) > FIX_EPSILON) {
 		Fixed fc0, fc1;
 		GF_Vec v1, v2;
 		fc0 = gf_divfix( gf_mulfix(fn11, -plane->d) + gf_mulfix(fn01, with->d) , det);
diff --git a/src/utils/path2d.c b/src/utils/path2d.c
index 8b11074d43..601a2adfe0 100644
--- a/src/utils/path2d.c
+++ b/src/utils/path2d.c
@@ -166,7 +166,6 @@ GF_Err gf_path_add_line_to_vec(GF_Path *gp, GF_Point2D *pt) {
 GF_EXPORT
 GF_Err gf_path_close(GF_Path *gp)
 {
-	Fixed diff;
 	GF_Point2D start, end;
 	if (!gp || !gp->n_contours) return GF_BAD_PARAM;
 
@@ -175,8 +174,7 @@ GF_Err gf_path_close(GF_Path *gp)
 	end = gp->points[gp->n_points-1];
 	end.x -= start.x;
 	end.y -= start.y;
-	diff = gf_mulfix(end.x, end.x) + gf_mulfix(end.y, end.y);
-	if (ABS(diff) > FIX_ONE/1000) {
+	if (FIX_ONE/100 < ABS(end.x) || FIX_ONE/100 < ABS(end.y)) {
 		GF_Err e = gf_path_add_line_to(gp, start.x, start.y);
 		if (e) return e;
 	}