fix gcc 4.7 warnings (thanks Tuncer Ayaz)

R=rsc
http://codereview.appspot.com/6744053

2 files changed, 2 insertions, 6 deletions

diff --git a/src/cmd/acme/rows.c b/src/cmd/acme/rows.c
index c57a41b0..4f111ec3 100644
--- a/src/cmd/acme/rows.c
+++ b/src/cmd/acme/rows.c
@@ -102,12 +102,10 @@ rowadd(Row *row, Column *c, int x)
 void
 rowresize(Row *row, Rectangle r)
 {
-	int i, dx, odx, deltax;
+	int i, deltax;
 	Rectangle or, r1, r2;
 	Column *c;
 
-	dx = Dx(r);
-	odx = Dx(row->r);
 	or = row->r;
 	deltax = r.min.x - or.min.x;
 	row->r = r;
diff --git a/src/cmd/acme/wind.c b/src/cmd/acme/wind.c
index 378c3ccb..1022154d 100644
--- a/src/cmd/acme/wind.c
+++ b/src/cmd/acme/wind.c
@@ -181,7 +181,7 @@ wintaglines(Window *w, Rectangle r)
 int
 winresize(Window *w, Rectangle r, int safe, int keepextra)
 {
-	int oy, y, mouseintag, mouseinbody, tagresized;
+	int oy, y, mouseintag, mouseinbody;
 	Point p;
 	Rectangle r1;
 
@@ -203,9 +203,7 @@ winresize(Window *w, Rectangle r, int safe, int keepextra)
 
 	/* If needed, resize & redraw tag. */
 	y = r1.max.y;
-	tagresized = 0;
 	if(!safe || !w->tagsafe || !eqrect(w->tag.all, r1)){
-		tagresized = 1;
 		textresize(&w->tag, r1, TRUE);
 		y = w->tag.fr.r.max.y;
 		windrawbutton(w);