`rw`: wrong error message
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joneugster commented
rw [lemma_wth_typo]
with a non-existing lemma yields a wrong error message.
joneugster commented
I have no idea about this. If I rename our macro
to anything but rewrite
or rw
, it shows "unknown identifier 'mul_comm'", but as soon as I name it rw
that dissapears :(