UPGRADE YOUR BROWSER

We have detected your current browser version is not the latest one. Xilinx.com uses the latest web technologies to bring you the best online experience possible. Please upgrade to a Xilinx.com supported browser:Chrome, Firefox, Internet Explorer 11, Safari. Thank you!

AR# 11469

3.1i XST - XST incorrectly processes the logical negation on a bus in Verilog. (a = !b)

Description

Keywords: Verilog, negation, bus, !

Urgency: Standard

General Description:
The logical negation (a = !b) on a bus is incorrectly processed by XST.

Solution

This problem is fixed in the latest 3.1i Service Pack, available at:
http://support.xilinx.com/support/techsup/sw_updates.
The first service pack containing the fix is 3.1i Service Pack 8.
AR# 11469
Date Created 04/30/2001
Last Updated 08/19/2002
Status Archive
Type General Article