diff options
| -rw-r--r-- | src/expr/node_manager.cpp | 4 | ||||
| -rw-r--r-- | test/regress/CMakeLists.txt | 1 | ||||
| -rw-r--r-- | test/regress/regress0/quantifiers/issue4576.smt2 | 5 |
3 files changed, 9 insertions, 1 deletions
diff --git a/src/expr/node_manager.cpp b/src/expr/node_manager.cpp index 6f8934645..b32c93313 100644 --- a/src/expr/node_manager.cpp +++ b/src/expr/node_manager.cpp @@ -171,6 +171,9 @@ NodeManager::~NodeManager() { NodeManagerScope nms(this); + // Destroy skolem manager before cleaning up attributes and zombies + d_skManager = nullptr; + { ScopedBool dontGC(d_inReclaimZombies); // hopefully by this point all SmtEngines have been deleted @@ -233,7 +236,6 @@ NodeManager::~NodeManager() { // defensive coding, in case destruction-order issues pop up (they often do) delete d_resourceManager; d_resourceManager = NULL; - d_skManager = nullptr; delete d_statisticsRegistry; d_statisticsRegistry = NULL; delete d_registrations; diff --git a/test/regress/CMakeLists.txt b/test/regress/CMakeLists.txt index e0ce456bc..29224803a 100644 --- a/test/regress/CMakeLists.txt +++ b/test/regress/CMakeLists.txt @@ -742,6 +742,7 @@ set(regress_0_tests regress0/quantifiers/issue4275-qcf-cegqi-rep.smt2 regress0/quantifiers/issue4437-unc-quant.smt2 regress0/quantifiers/issue4476-ext-rew.smt2 + regress0/quantifiers/issue4576.smt2 regress0/quantifiers/lra-triv-gn.smt2 regress0/quantifiers/macros-int-real.smt2 regress0/quantifiers/macros-real-arg.smt2 diff --git a/test/regress/regress0/quantifiers/issue4576.smt2 b/test/regress/regress0/quantifiers/issue4576.smt2 new file mode 100644 index 000000000..3cb99b84a --- /dev/null +++ b/test/regress/regress0/quantifiers/issue4576.smt2 @@ -0,0 +1,5 @@ +; EXPECT: unsat +(set-logic NRA) +(declare-const r0 Real) +(assert (exists ((q36 Real) (q37 Bool) (q38 Bool) (q39 Bool) (q40 Real) (q41 Bool)) (= 0.0 0.0 (/ 437686.0 r0) 0.0 0.96101))) +(check-sat) |