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fixes #1180

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2017-07-31 09:37:25 -07:00
parent ceca9fbef0
commit 74890ca1c8
1 changed files with 2 additions and 0 deletions
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2
src/cmd_context/eval_cmd.cpp
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@ -58,6 +58,8 @@ public:
virtual void execute(cmd_context & ctx) { virtual void execute(cmd_context & ctx) {
if (!ctx.is_model_available()) if (!ctx.is_model_available())
throw cmd_exception("model is not available"); throw cmd_exception("model is not available");
if (!m_target)
throw cmd_exception("no arguments passed to eval");
model_ref md; model_ref md;
unsigned index = m_params.get_uint("model_index", 0); unsigned index = m_params.get_uint("model_index", 0);
check_sat_result * last_result = ctx.get_check_sat_result(); check_sat_result * last_result = ctx.get_check_sat_result();