Oh no, oh no, oh no. No, no, please no. No, please no. Omg No! No, no, no. Oh, this is so bad.. https://github.com/riscv/riscv-isa-manual/commit/d420a9a5123e03b2d6fb652a9c4e8ad8700a40a3 … #riscvformal
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That Google hint seems to mostly be for C compilers; I assume you mean "the whole program becomes undefined if there's even one case of UB"?
No! I said don't google that! :) UB has nothing to do with C compilers specifically. But it's unsurprising that this get most hits. 1/
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But yes, UB does not mean "we don't define what happens when X (with X being something like div by zero)". UB means we only define behavior
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for programs/systems/whatever that do not do X. If this happens anywhere, all bets are off. Same with a CPU. This is different from things
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