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	Fix calculation of whether we need a region for drawing a cell (only if
full width and at the edge of the region), otherwise clear the region entirely.
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								tty.c
									
									
									
									
									
								
							
							
						
						
									
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								tty.c
									
									
									
									
									
								
							@@ -1004,7 +1004,7 @@ tty_cmd_linefeed(struct tty *tty, const struct tty_ctx *ctx)
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	 * off the edge - if so, move the cursor back to the right.
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	 */
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	if (ctx->xoff + ctx->ocx > tty->rright)
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		tty_cursor(tty, tty->rright, ctx->yoff + ctx->ocy);
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		tty_cursor(tty, tty->rright, tty->rlower);
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	else
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		tty_cursor_pane(tty, ctx, ctx->ocx, ctx->ocy);
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@@ -1134,8 +1134,12 @@ tty_cmd_cell(struct tty *tty, const struct tty_ctx *ctx)
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	struct screen		*s = wp->screen;
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	u_int			 cx, width;
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	if (ctx->ocy == ctx->orlower)
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	if (ctx->xoff + ctx->ocx > tty->sx - 1 &&
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	    ctx->yoff + ctx->ocy == ctx->orlower &&
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	    tty_pane_full_width(tty, ctx))
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		tty_region_pane(tty, ctx, ctx->orupper, ctx->orlower);
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	else
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		tty_region_off(tty);
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	tty_margin_off(tty);
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	/* Is the cursor in the very last position? */
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