Issues

• [BUG] PyVSC Solver Failure with Mixed Signed/Unsigned Arithmetic

  fvutils/pyvsc#280 · Filter by author Balajimcr opened on Jun 9, 2026
  4

• [Bug] Solver failure when comparing rand_bit_t field against boolean expression using ==

  fvutils/pyvsc#278 · Filter by author Balajimcr opened on May 12, 2026
  2

• PyVSC internal solver error with satisfiable signed arithmetic constraint involving multiply/divide expressions

  fvutils/pyvsc#276 · Filter by author Balajimcr opened on May 11, 2026
  3

• [Enhancement] Coverpoint Transition Bin support

  fvutils/pyvsc#273 · Filter by author BanuAdrian opened on Apr 7, 2026
  1

• Cross sample() only records hit for the first matching bin when multiple bins match simultaneously

  fvutils/pyvsc#272 · Filter by author BanuAdrian opened on Mar 16, 2026

• iff condition with bitwise operations between comparison expressions raises TypeError during sample()

  fvutils/pyvsc#268 · Filter by author BanuAdrian opened on Mar 10, 2026

• rand_mode on rand_attr nested object crashes inside randomize_with()

  fvutils/pyvsc#266 · Filter by author BanuAdrian opened on Mar 5, 2026

• Array subscripting in coverpoints broken with with_sample() (arr[0], arr[idx])

  fvutils/pyvsc#259 · Filter by author BanuAdrian opened on Feb 2, 2026

• Install pyvsc in MacOS Failed

  fvutils/pyvsc#254 · Filter by author yuqi-ali opened on Dec 27, 2025

• options and type_options are not propagated from covergroups/coverpoints

  fvutils/pyvsc#253 · Filter by author BanuAdrian opened on Dec 2, 2025
  1

• weighted distribution functionality doesn't seem to work properly

  fvutils/pyvsc#250 · Filter by author Amirk97 opened on Nov 9, 2025
  6

• ValueInt class needs something like $signed method in SV

  enhancement
  fvutils/pyvsc#248 · Filter by author Amirk97 opened on Nov 8, 2025
  4

• Unconditional constraint biases distribution, ignoring vsc.dist preference

  fvutils/pyvsc#243 · Filter by author silobadTT opened on Sep 24, 2025
  6

• Distribution issue: solve_order prevents other fields from being swizzled

  fvutils/pyvsc#242 · Filter by author cshafer-tt opened on Sep 24, 2025
  3

• ValueInt causes warnings in Python 3.10

  fvutils/pyvsc#239 · Filter by author jontindal opened on Sep 9, 2025

• Pyvsc Performance issue

  fvutils/pyvsc#235 · Filter by author vandanabharath opened on May 16, 2025
  1

• Unix Signal SIGABRT raised from user application code

  fvutils/pyvsc#230 · Filter by author penguali opened on Dec 3, 2024
  2

• Unable to write coverage via UCIS API (Cadence)

  fvutils/pyvsc#229 · Filter by author penguali opened on Dec 3, 2024
  2

• How to use complex expressions in "vsc.if_then" and “vsc.else_if” constraint？

  fvutils/pyvsc#228 · Filter by author Hsunagwen opened on Nov 27, 2024
  1

• constraint for one hot encoding.

  fvutils/pyvsc#217 · Filter by author jahagirdar opened on May 23, 2024
  1

• solve_order()'s after argument, when list is used, ends up in before_l list

  fvutils/pyvsc#213 · Filter by author mlausinTT opened on Mar 18, 2024
  1

• PyVSC to give exhaustive list of stimulus

  fvutils/pyvsc#208 · Filter by author sbhutada opened on Feb 16, 2024

• randsz_list_t: Placing the sum constraint before the size constraints can result in incorrect sums [v0.8.8]

  fvutils/pyvsc#204 · Filter by author alwilson opened on Feb 5, 2024

• Solve order of randsz_list_t size constraints within foreach incorrect [v0.8.8]

  fvutils/pyvsc#203 · Filter by author alwilson opened on Feb 3, 2024
  5

• install error for latest version macos

  fvutils/pyvsc#187 · Filter by author hanfeng0114 opened on Aug 14, 2023
  3