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Issue with 'x' or 'z' bits and Symbiyosys

Status: Open.

#371 In YosysHQ/sby;

· kentindell opened on Jun 26, 2026

Clarifications around tasks, groups, and the conditional terminator -- in SBY docs

Status: Open.

#355 In YosysHQ/sby;

· gussmith23 opened on Mar 5, 2026

Can SBY report formal code coverage?

Status: Open.

#350 In YosysHQ/sby;

· ErosSph opened on Jan 22, 2026

SBY liveness check: unexpected data in AIGER witness file

Status: Open.

#348 In YosysHQ/sby;

· wolfgangmayerwieser opened on Dec 17, 2025

Warn/Error and skip running the solver if there is nothing to prove

Status: Open.

Feature

#339 In YosysHQ/sby;

· nakengelhardt opened on Sep 24, 2025

VHDL hierarchical paths are inconsistent

Status: Open.

#332 In YosysHQ/sby;

· KrystalDelusion opened on Jul 21, 2025

sby error: Async reset \rst yields non-constant value 4'mmmm

Status: Open.

#321 In YosysHQ/sby;

· Pranav-Gadre opened on Apr 17, 2025

Not able to identify which assertion failed when using generators

Status: Open.

#306 In YosysHQ/sby;

· zputrle opened on Oct 29, 2024

Using generated test benches with the original source code

Status: Open.

#300 In YosysHQ/sby;

· zputrle opened on Oct 11, 2024

Handle inout ports automatically and produce errors if not possible

Status: Open.

#299 In YosysHQ/sby;

· jix opened on Oct 1, 2024

X/Z bits in property mishandled by btor backend

Status: Open.

#295 In YosysHQ/sby;

· nakengelhardt opened on Aug 23, 2024

Previously working example now fails on newest version

Status: Open.

#279 In YosysHQ/sby;

· fayalalebrun opened on Jun 2, 2024