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remove iff

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2018-05-16 18:35:38 -07:00 • committed by Arie Gurfinkel
parent ecf15ab07d
commit ff0f257102
47 changed files with 199 additions and 264 deletions
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4
src/ast/proofs/proof_utils.h
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@ -110,10 +110,10 @@ public:
if (m.is_or(decl))
{ mk_or_core(args, res); }
else if (m.is_iff(decl) && args.size() == 2)
else if (m.is_eq(decl) && args.size() == 2)
// avoiding simplifying equalities. In particular,
// we don't want (= (not a) (not b)) to be reduced to (= a b)
{ res = m.mk_iff(args.get(0), args.get(1)); }
{ res = m.mk_eq(args.get(0), args.get(1)); }
else
{ brwr.mk_app(decl, args.size(), args.c_ptr(), res); }
}