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fix seg-fault bugs reported by Arie

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2012-11-22 15:51:47 -08:00
parent d27997aa1b
commit 141236e975
6 changed files with 16 additions and 10 deletions
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2
src/muz_qe/dl_context.cpp
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@ -954,7 +954,6 @@ namespace datalog {
p.insert(":default-relation", CPK_SYMBOL, "default relation implementation: 'external_relation', 'pentagon'");
p.insert(":generate-explanations", CPK_BOOL, "if true, signature of relations will be extended to contain explanations for facts");
p.insert(":explanations-on-relation-level", CPK_BOOL, "if true, explanations are generated as history of each relation, "
"rather than per fact (:generate-explanations must be set to true for this option to have any effect)");
@ -983,6 +982,7 @@ namespace datalog {
p.insert(":profile-timeout-milliseconds", CPK_UINT, "instructions and rules that took less than the threshold will not be printed when printed the instruction/rule list");
p.insert(":print-with-fixedpoint-extensions", CPK_BOOL, "(default true) use SMT-LIB2 fixedpoint extensions, instead of pure SMT2, when printing rules");
PRIVATE_PARAMS(
p.insert(":dbg-fpr-nonempty-relation-signature", CPK_BOOL,
"if true, finite_product_relation will attempt to avoid creating inner relation with empty signature "