Issues

• unicorn-engine-sys 2.1.5: MSVC runtime guard at CMakeLists.txt:151 treats toolchain-file-defined-but-empty CMAKE_MSVC_RUNTIME_LIBRARY as a conflicting second runtime selection (breaks cargo-xwin cross builds)

  unicorn-engine/unicorn#2470 · Filter by author putao520 opened on Nov 2, 2026

• aarch64 host: SIGILL from tcg_out_rotl on a rotate by a known-zero count (QEMU 26b1248f66 not backported)

  unicorn-engine/unicorn#2469 · Filter by author williballenthin opened on Nov 2, 2026

• AArch32 indexed VCMLA D-form writes beyond its 64-bit destination

  unicorn-engine/unicorn#2463 · Filter by author canxin121 opened on Nov 2, 2026

• AArch64 signed LSE min/max atomics compare narrow operands as unsigned

  unicorn-engine/unicorn#2462 · Filter by author canxin121 opened on Nov 2, 2026

• ARM: writing CPSR drops BE32 data endianness

  unicorn-engine/unicorn#2461 · Filter by author cha512 opened on Oct 31, 2026

• uc_emu_start with a timeout can fail to stop on arm64 hosts due to missing barriers

  unicorn-engine/unicorn#2458 · Filter by author williballenthin opened on Oct 29, 2026

• m68k: SR is 0x0000 after uc_open(); the CPU reset that sets supervisor mode and IPL 7 never runs

  unicorn-engine/unicorn#2450 · Filter by author charlieh0tel opened on Oct 23, 2026

• m68k: lazy condition codes not synced around UC_HOOK_CODE (PC write from a hook loses them; SR read/write from a hook is wrong mid-block)

  unicorn-engine/unicorn#2448 · Filter by author charlieh0tel opened on Oct 23, 2026

• UC_HOOK_BLOCK_ICOUNT patch seemingly breaks regression on x64 host / i386 guest

  unicorn-engine/unicorn#2443 · Filter by author boborjan2 opened on Oct 21, 2026
  1

• unicorn-engine pulls in std transitively via unicorn-engine-sys

  unicorn-engine/unicorn#2442 · Filter by author the-shank opened on Oct 20, 2026

• Crash when emulating legacy CPU code for retro speech synthesizers on 64-bit Windows

  unicorn-engine/unicorn#2439 · Filter by author losmasgrandes198 opened on Oct 18, 2026

• [M68K] Valid 16-bit arithmetic instructions trigger UC_ERR_EXCEPTION (Unicorn 2.1.4)

  unicorn-engine/unicorn#2434 · Filter by author hiroshige1980 opened on Oct 16, 2026

• win32 Python wheels for Python 3.14

  unicorn-engine/unicorn#2431 · Filter by author occasional-contributor opened on Oct 13, 2026
  1

• aarch64 host: SIGILL from tcg_out_addsub2 on a constant subtraction (QEMU 707b45a247 not backported)

  unicorn-engine/unicorn#2430 · Filter by author Dracyr opened on Oct 10, 2026

• Segfault (RIP=0, NULL function pointer call) in sparc/sparc64 emulation — single guest ADDX/SUBX instruction reaches NULL compute_c entry because CPU state is never reset

  unicorn-engine/unicorn#2425 · Filter by author wildoranges opened on Oct 4, 2026

• ARM64 USHL .2D mishandles upper bytes of negative shift counts on i686

  unicorn-engine/unicorn#2423 · Filter by author Lqm1 opened on Oct 2, 2026

• ARM64 USHL .2D produces incorrect results on i686 hosts with AVX2

  unicorn-engine/unicorn#2421 · Filter by author Lqm1 opened on Oct 2, 2026

• MIPS: incorrect BZHI - missing qemu patch

  unicorn-engine/unicorn#2419 · Filter by author toby-bro opened on Sep 28, 2026

• [Feature Request] Improve Windows-native host/target header generation for Android cross-compilation

  unicorn-engine/unicorn#2407 · Filter by author mrpso opened on Aug 29, 2026

• Suggestions for improving SECURITY.md

  unicorn-engine/unicorn#2404 · Filter by author unknown-1-0 opened on Aug 21, 2026

• RISC-V: allow guest trap handlers to receive exceptions

  unicorn-engine/unicorn#2402 · Filter by author Kreijstal opened on Aug 20, 2026

• RISC-V: mret sets mstatus.MPP=U on harts without U-mode

  unicorn-engine/unicorn#2391 · Filter by author carlosqwqqwq opened on Aug 12, 2026

• RISC-V: execution starts from an odd PC (IALIGN=16 violation)

  unicorn-engine/unicorn#2390 · Filter by author carlosqwqqwq opened on Aug 12, 2026
  2

• RISC-V: D-width atomic instructions retire on harts without the A extension

  unicorn-engine/unicorn#2389 · Filter by author carlosqwqqwq opened on Aug 12, 2026

• RISC-V: fsgnj.d/fmv.d retire without F/D extension

  unicorn-engine/unicorn#2388 · Filter by author carlosqwqqwq opened on Aug 12, 2026
  6