Issues

• Move the QASM 2 printer and its branch pre-processing out of qasm2.py

  enhancementqasm2
  qBraid/pyqasm#447 · Filter by author TheGupta2012 opened on Oct 5, 2026

• [BUG] dumps() emits extern calls without a semicolon, producing unparsable QASM

  bug
  qBraid/pyqasm#438 · Filter by author ryanhill1 opened on Sep 23, 2026

• loads("") raises AttributeError instead of ValidationError

  qBraid/pyqasm#437 · Filter by author ryanhill1 opened on Sep 23, 2026

• Parse failures raise ValidationError with an empty message; the ANTLR diagnostic is lost

  bug
  qBraid/pyqasm#436 · Filter by author ryanhill1 opened on Sep 23, 2026
  1

• extern port / extern frame in cal blocks fail to parse, blocking nearly every spec OpenPulse example

  bugllm-assistedqasm3-coverageqasm3
  qBraid/pyqasm#401 · Filter by author TheGupta2012 opened on Aug 21, 2026

• durationof({...}) is unsupported

  enhancementllm-assistedqasm3-coverageqasm3
  qBraid/pyqasm#400 · Filter by author TheGupta2012 opened on Aug 21, 2026

• Missing casts: angle() narrowing, angle(float), and int[n](bit[n])

  enhancementllm-assistedqasm3-coverageqasm3
  qBraid/pyqasm#399 · Filter by author TheGupta2012 opened on Aug 21, 2026

• pow(k) @ modifier rejects non-integer exponents

  enhancementllm-assistedqasm3-coverageqasm3
  qBraid/pyqasm#398 · Filter by author TheGupta2012 opened on Aug 21, 2026

• OPENQASM 3.1; is rejected as an unsupported version

  enhancementgood first issuellm-assistedno-qc-knowledge-reqdqasm3-coverageqasm3
  qBraid/pyqasm#397 · Filter by author TheGupta2012 opened on Aug 21, 2026
  2

  

• Classical value bit-slicing on int / uint is unsupported

  enhancementllm-assistedqasm3-coverageqasm3
  qBraid/pyqasm#395 · Filter by author TheGupta2012 opened on Aug 21, 2026

• input and output declarations are unusable

  enhancementllm-assistedqasm3-coverageqasm3
  qBraid/pyqasm#394 · Filter by author TheGupta2012 opened on Aug 21, 2026

• for loops only accept sets and ranges — not bit[n], arrays, aliases or index expressions

  enhancementllm-assistedqasm3-coverageqasm3
  qBraid/pyqasm#393 · Filter by author TheGupta2012 opened on Aug 21, 2026

• let aliases: no ++ concatenation, no classical aliases, no alias-of-alias

  enhancementllm-assistedqasm3-coverageqasm3
  qBraid/pyqasm#392 · Filter by author TheGupta2012 opened on Aug 21, 2026

• Negative indices and negative ranges are rejected on arrays, registers and aliases

  enhancementllm-assistedqasm3-coverageqasm3
  qBraid/pyqasm#391 · Filter by author TheGupta2012 opened on Aug 21, 2026
  

• Add the missing built-in constant-expression functions (popcount, rotl, rotr, mod, exp, log, pow, ceiling, floor)

  enhancementllm-assistedqasm3-coverageqasm3
  qBraid/pyqasm#390 · Filter by author TheGupta2012 opened on Aug 21, 2026

• stretch operands in duration arithmetic raise TypeError: ... 'float' and 'NoneType'

  bugerror-handlingllm-assistedqasm3
  qBraid/pyqasm#389 · Filter by author TheGupta2012 opened on Aug 21, 2026

• Subroutines that return bit / bit[n] fail, including return measure q;

  bugllm-assistedqasm3
  qBraid/pyqasm#387 · Filter by author TheGupta2012 opened on Aug 21, 2026

• break / continue: escapes as BreakSignal from a for loop, silently drops the iteration body in a while loop

  bugerror-handlingllm-assistedqasm3
  qBraid/pyqasm#386 · Filter by author TheGupta2012 opened on Aug 21, 2026
  

• Bitwise, shift and index operations on bit[n] registers raise raw TypeError

  bugerror-handlingllm-assistedqasm3
  qBraid/pyqasm#385 · Filter by author TheGupta2012 opened on Aug 21, 2026
  

• Gate broadcasting over multiple registers unrolls to the wrong circuit

  bugllm-assistedqasm3transformation
  qBraid/pyqasm#384 · Filter by author TheGupta2012 opened on Aug 21, 2026
  

• Add SECURITY.md and enable secret scanning (missing on 3 of 4 OSE repos)

  qBraid/pyqasm#382 · Filter by author ryanhill1 opened on Aug 19, 2026

• Add Raises: sections to docstrings

  qBraid/pyqasm#366 · Filter by author micpap25 opened on Aug 8, 2026

• review and fix deprecated typing aliases

  qBraid/pyqasm#363 · Filter by author micpap25 opened on Aug 7, 2026

• REV_CTRL_GATE_MAP missing mirror entries for c3x/c4x breaks matplotlib printer

  qBraid/pyqasm#322 · Filter by author TheGupta2012 opened on Jun 10, 2026

• [BUG] Incorrect parsing of qubit in function

  bug
  qBraid/pyqasm#311 · Filter by author TheGupta2012 opened on Apr 8, 2026
  4