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common: Fix getNetinfoRouteDelay when net has no driver

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Signed-off-by: David Shah <davey1576@gmail.com>
This commit is contained in:
David Shah 2018-07-30 09:45:23 +02:00
parent f466ad0faf
commit 593d8e0ddf
1 changed files with 2 additions and 0 deletions
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common/nextpnr.cc
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@ -91,6 +91,8 @@ WireId Context::getNetinfoSinkWire(NetInfo *net_info, int user_idx) const
delay_t Context::getNetinfoRouteDelay(NetInfo *net_info, int user_idx) const
{
WireId src_wire = getNetinfoSourceWire(net_info);
if (src_wire == WireId())
return 0;
WireId cursor = getNetinfoSinkWire(net_info, user_idx);
delay_t delay = 0;