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set undo trail after set-watches to avoid crash during exception handling (the relevancy trail is scoped so ends up traversing the trail if allocating the watch throws an exception). Fixes crash.smt in issue #56

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2015-06-23 19:18:03 +02:00
parent 0eaaafc79d
commit 108d76270e
2 changed files with 7 additions and 1 deletions
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2
src/smt/smt_relevancy.cpp
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@ -212,8 +212,8 @@ namespace smt {
return;
case l_undef:
SASSERT(eh);
push_trail(eh_trail(n, val));
set_watches(n, val, new (get_region()) relevancy_ehs(eh, get_watches(n, val)));
push_trail(eh_trail(n, val));
break;
case l_true:
eh->operator()(*this, n, val);