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Merge branch 'unstable' into contrib

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Leonardo de Moura 2012-11-23 10:51:17 -08:00
commit 2c9f724dee
54 changed files with 2011 additions and 1965 deletions
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5
src/ast/ast.cpp
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@ -1814,6 +1814,11 @@ bool ast_manager::coercion_needed(func_decl * decl, unsigned num_args, expr * co
}
}
else {
if (decl->get_arity() != num_args) {
// Invalid input: unexpected number of arguments for non-associative operator.
// So, there is no point in coercing the input arguments.
return false;
}
for (unsigned i = 0; i < num_args; i++) {
sort * d = decl->get_domain(i);
if (d->get_family_id() == m_arith_family_id && d != get_sort(args[i]))