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better recovery from incompleteness and interp failure in duality

This commit is contained in:
Ken McMillan 2015-04-29 12:41:36 -07:00
parent 2d2ec38541
commit b343dcb341
4 changed files with 25 additions and 5 deletions

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@ -562,7 +562,10 @@ class iz3proof_itp_impl : public iz3proof_itp {
else res = clone(e,args);
}
catch (const cannot_simplify &){
res = clone(e,args);
if(g == sum)
res = clone(e,args);
else
throw "interpolation failure";
}
}
return res;