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lifetime of expressions from model follow life-time of model, not the push/pop scope making scope based reference counting error prone

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2014-09-04 14:49:58 -07:00
parent fa24d9db6f
commit 3d9120c745
1 changed files with 3 additions and 0 deletions
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3
src/api/api_model.cpp
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@ -60,6 +60,7 @@ extern "C" {
SET_ERROR_CODE(Z3_INVALID_ARG); SET_ERROR_CODE(Z3_INVALID_ARG);
RETURN_Z3(0); RETURN_Z3(0);
} }
mk_c(c)->save_ast_trail(r);
RETURN_Z3(of_expr(r)); RETURN_Z3(of_expr(r));
Z3_CATCH_RETURN(0); Z3_CATCH_RETURN(0);
} }
@ -263,6 +264,7 @@ extern "C" {
RESET_ERROR_CODE(); RESET_ERROR_CODE();
CHECK_NON_NULL(f, 0); CHECK_NON_NULL(f, 0);
expr * e = to_func_interp_ref(f)->get_else(); expr * e = to_func_interp_ref(f)->get_else();
mk_c(c)->save_ast_trail(e);
RETURN_Z3(of_expr(e)); RETURN_Z3(of_expr(e));
Z3_CATCH_RETURN(0); Z3_CATCH_RETURN(0);
} }
@ -301,6 +303,7 @@ extern "C" {
LOG_Z3_func_entry_get_value(c, e); LOG_Z3_func_entry_get_value(c, e);
RESET_ERROR_CODE(); RESET_ERROR_CODE();
expr * v = to_func_entry_ref(e)->get_result(); expr * v = to_func_entry_ref(e)->get_result();
mk_c(c)->save_ast_trail(v);
RETURN_Z3(of_expr(v)); RETURN_Z3(of_expr(v));
Z3_CATCH_RETURN(0); Z3_CATCH_RETURN(0);
} }