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Put iff_self on the "simp only nothing" list #1933

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hrmacbeth opened this issue Dec 8, 2022 · 0 comments · Fixed by #1936
Closed

Put iff_self on the "simp only nothing" list #1933

hrmacbeth opened this issue Dec 8, 2022 · 0 comments · Fixed by #1936

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@hrmacbeth
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Could iff_self be added to the list of simpOnlyBuiltins? This is a request arising from a mathlib port discussion. It seems like this would bring Lean 4 simp closer to the behaviour of Lean 3 simp.
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chore: add iff_self to simpOnlyBuiltins kim-em/lean4
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@hrmacbeth