Fix "Illegal instruction (core dumped)": opencode, Cline CLI, Bun and Antigravity CLI for old x86-64 CPUs without SSE4.2/AVX (Core 2 Duo, Pentium Dual-Core, Celeron, Athlon 64, Phenom II) on Linux
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Updated
Oct 29, 2026 - Shell
Fix "Illegal instruction (core dumped)": opencode, Cline CLI, Bun and Antigravity CLI for old x86-64 CPUs without SSE4.2/AVX (Core 2 Duo, Pentium Dual-Core, Celeron, Athlon 64, Phenom II) on Linux
Find out which CPU crashes your Postgres image before your users do. Runs it on 7 CPUs (2008 Intel to Raspberry Pi and Graviton2) and names the faulting instruction (SIGILL). GitHub Action.
Illegal-instruction fuzzer for RISC-V processors: modeling and exploring the unified binary encoding space (ASP-DAC 2027)
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