add to_string method to make it easier to use without <<

zmw12306 · Sep 1, 2021 · 0c53c13 · 0c53c13
1 parent 7ce4be8
commit 0c53c13
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diff --git a/src/api/c++/z3++.h b/src/api/c++/z3++.h
@@ -599,6 +599,7 @@ namespace z3 {
         iterator begin() const noexcept { return iterator(this, 0); }
         iterator end() const { return iterator(this, size()); }
         friend std::ostream & operator<<(std::ostream & out, ast_vector_tpl const & v) { out << Z3_ast_vector_to_string(v.ctx(), v); return out; }
+        std::string to_string() const { return std::string(Z3_ast_vector_to_string(ctx(), m_vector); }
     };
 
 

diff --git a/src/sat/smt/array_axioms.cpp b/src/sat/smt/array_axioms.cpp
@@ -451,6 +451,7 @@ namespace array {
         expr_ref alpha(a.mk_select(args), m);
         expr_ref beta(alpha);
         rewrite(beta);
+        TRACE("array", tout << alpha << " == " << beta << "\n";);
         return ctx.propagate(e_internalize(alpha), e_internalize(beta), array_axiom());
     }