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authorAlex Ozdemir <aozdemir@hmc.edu>2021-01-19 14:25:02 -0800
committerGitHub <noreply@github.com>2021-01-19 16:25:02 -0600
commit3c754308f66d92cd4b03d5f159464585c315b528 (patch)
tree5dccdb0cad66968888b30b652c89ee45a1ac9979 /src/theory/theory.cpp
parentde79f1ad325036ca90be9144a74606310b5dab9b (diff)
Implement proofs for arith BRAB lemmas (#5784)
All changes: Add a Pf type alias for std::shared_ptr to expr/proof_rule.h Add an eager proof generator to TheoryArith for preprocessing rewrites. Right now those are proven with INT_TRUST. Will eventually fix. Generate proved lemmas in TheoryArithPrivate::branchIntegerVariable. Same for TheoryArithPrivate::roundRobinBranch Add EagerProofGenerator::mkTrustedRewrite. Add some proofsEnabled methods.
Diffstat (limited to 'src/theory/theory.cpp')
-rw-r--r--src/theory/theory.cpp5
1 files changed, 5 insertions, 0 deletions
diff --git a/src/theory/theory.cpp b/src/theory/theory.cpp
index 9ab20e6cb..5bea454e8 100644
--- a/src/theory/theory.cpp
+++ b/src/theory/theory.cpp
@@ -424,6 +424,11 @@ void Theory::getCareGraph(CareGraph* careGraph) {
d_careGraph = NULL;
}
+bool Theory::proofsEnabled() const
+{
+ return d_pnm != nullptr;
+}
+
EqualityStatus Theory::getEqualityStatus(TNode a, TNode b)
{
// if not using an equality engine, then by default we don't know the status
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