* xdisp.c (x_produce_glyphs): Avoid possibly-uninitialized var.

src/ChangeLog

 2011-04-16  Paul Eggert  <eggert@cs.ucla.edu>
 
+	* xdisp.c (x_produce_glyphs): Avoid possibly-uninitialized var.
+
 	* xfns.c (x_real_positions): Mark locals as initialized.
 
 	* xmenu.c (xmenu_show): Don't use uninitialized vars.

src/xdisp.c

@@ -22712,7 +22712,7 @@ x_produce_glyphs (struct it *it)
 	  int lbearing, rbearing;
 	  int i, width, ascent, descent;
 	  int left_padded = 0, right_padded = 0;
-	  int c;
+	  int c = 0; /* FIXME: Is 0 right here, when cmp->glyph_len == 0?  */
 	  XChar2b char2b;
 	  struct font_metrics *pcm;
 	  int font_not_found_p;