Issues

• Fix: write line-table file index as ULEB128 in outelf and outmacho.

  netwide-assembler/nasm#329 · Filter by author ldkeeton opened on Oct 10, 2026

• SUB r32,r32,[Symbol] assembles without error and produces garbage instruction

  netwide-assembler/nasm#328 · Filter by author rransom2-dev opened on Oct 2, 2026
  2

• The documentation is misleading regarding {zu} Setcc ax.

  netwide-assembler/nasm#327 · Filter by author LinuxCoder13 opened on Sep 29, 2026

• Missing vcvtbf162ps instruction

  netwide-assembler/nasm#325 · Filter by author LinuxCoder13 opened on Sep 27, 2026
  1

• Encoding of some FP16 instructions still wrong

  netwide-assembler/nasm#324 · Filter by author MSander-OptiCode opened on Sep 27, 2026
  1

• Comparing two extern labels in an %if doesn't warn, silently returns different

  netwide-assembler/nasm#318 · Filter by author ecm-pushbx opened on Sep 21, 2026
  1

• Possible syntactic sugar for CTEST reg, mem that is missing

  netwide-assembler/nasm#317 · Filter by author LinuxCoder13 opened on Sep 19, 2026
  2

• Bug in CCMP [mem], word imm

  netwide-assembler/nasm#316 · Filter by author LinuxCoder13 opened on Sep 19, 2026

• Possible syntactic sugar for CMOVcc/CFCMOVcc reg, mem, reg that is missing

  netwide-assembler/nasm#315 · Filter by author LinuxCoder13 opened on Sep 19, 2026
  2

• Warn/err on {nf} decorator for RCL/RCR

  netwide-assembler/nasm#314 · Filter by author LinuxCoder13 opened on Sep 19, 2026
  1

• Warn/err on {zu} decorator for SETcc [memory]

  netwide-assembler/nasm#313 · Filter by author LinuxCoder13 opened on Sep 19, 2026
  4

• [Feature request] Add a way to access the most recent base label for local labels

  netwide-assembler/nasm#312 · Filter by author ecm-pushbx opened on Sep 17, 2026
  3

• Out-of-tree builds can fail

  netwide-assembler/nasm#311 · Filter by author rossburton opened on Sep 15, 2026

• Feature request: add a flag to stop at the first error

  netwide-assembler/nasm#310 · Filter by author MIvanchev opened on Sep 13, 2026
  2

• treatment of SEG prefixes by ndisasm

  netwide-assembler/nasm#308 · Filter by author ludloff opened on Sep 1, 2026
  3

• problematic REPE/REPNE handling in ndisasm

  netwide-assembler/nasm#307 · Filter by author ludloff opened on Sep 1, 2026
  2

• 15-byte #GP limit vs 17-byte len limit

  netwide-assembler/nasm#306 · Filter by author ludloff opened on Sep 1, 2026

• Warn/err on invalid PUSH2/PUSH2P and POP2/POP2P register combinations

  enhancement
  netwide-assembler/nasm#302 · Filter by author LinuxCoder13 opened on Aug 23, 2026
  3

• Disassembler does not handle opcode 0x82 (CMP) correctly

  enhancement
  netwide-assembler/nasm#301 · Filter by author nychold opened on Aug 21, 2026
  9

• Segfault (NULL deref in process_pragma) on "--pragma" with no opname

  netwide-assembler/nasm#300 · Filter by author cherry530 opened on Aug 19, 2026
  3

• Warn/err on invalid operands of VCVTPS2PH instruction

  netwide-assembler/nasm#298 · Filter by author LinuxCoder13 opened on Aug 17, 2026
  2

• rdpru instruction is missing

  netwide-assembler/nasm#295 · Filter by author LinuxCoder13 opened on Aug 10, 2026
  4

• Infinite loop / Hang in paste_tokens (asm/preproc.c) via malformed %+ macro syntax

  netwide-assembler/nasm#294 · Filter by author Sumit-2004 opened on Aug 9, 2026
  1

• .rdata<-> .rodata sections mapping

  enhancement
  netwide-assembler/nasm#293 · Filter by author SEt-t opened on Aug 7, 2026
  4

• 67 branches

  netwide-assembler/nasm#291 · Filter by author ophura opened on Aug 6, 2026