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2 commits

Author SHA1 Message Date
Leonardo de Moura
edd5e97045 feat(frontends/lean/elaborator): coercion from (decidable) Prop to bool
This is a hard coded extra case. It is not an instance of has_coe.
Even if we change has_coe to accomodate this case, it will not be a
satisfactory solution because this coercion depends on the element and
not the type, and the element usually contains metavariables.

We should eventually write a tactic for synthesizing coercions.
2017-02-14 18:41:32 -08:00
Jared Roesch
e65d90ac79 feat(*): C++ code generator
in progress move of Lean.native to init
2016-12-05 16:11:41 -08:00