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remove a few string copies

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This commit is contained in:
Nuno Lopes 2023-12-20 16:55:09 +00:00
parent db5a1a7604
commit b2d5c24c1d
18 changed files with 39 additions and 80 deletions
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4
src/ast/ast_pp.h
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@ -58,13 +58,13 @@ inline std::ostream& operator<<(std::ostream & out, mk_pp_vec const & pp) {
inline std::string operator+(char const* s, mk_pp const& pp) {
std::ostringstream strm;
strm << s << pp;
return strm.str();
return std::move(strm).str();
}
inline std::string operator+(std::string const& s, mk_pp const& pp) {
std::ostringstream strm;
strm << s << pp;
return strm.str();
return std::move(strm).str();
}
inline std::string& operator+=(std::string& s, mk_pp const& pp) {

8
src/ast/rewriter/pb_rewriter.cpp
View file

@ -157,9 +157,7 @@ expr_ref pb_rewriter::mk_validate_rewrite(app_ref& e1, app_ref& e2) {
continue;
}
std::ostringstream strm;
strm << 'x' << i;
name = symbol(strm.str());
name = symbol('x' + std::to_string(i));
trail.push_back(m.mk_const(name, a.mk_int()));
expr* x = trail.back();
m.is_not(e,e);
@ -188,9 +186,7 @@ void pb_rewriter::validate_rewrite(func_decl* f, unsigned sz, expr*const* args,
}
void pb_rewriter::dump_pb_rewrite(expr* fml) {
std::ostringstream strm;
strm << "pb_rewrite_" << (s_lemma++) << ".smt2";
std::ofstream out(strm.str());
std::ofstream out("pb_rewrite_" + std::to_string(s_lemma++) + ".smt2");
ast_smt_pp pp(m());
pp.display_smt2(out, fml);
out.close();

3
src/ast/well_sorted.cpp
View file

@ -70,8 +70,7 @@ struct well_sorted_proc {
strm << "Expected sort: " << mk_pp(expected_sort, m_manager) << '\n';
strm << "Actual sort: " << mk_pp(actual_sort, m_manager) << '\n';
strm << "Function sort: " << mk_pp(decl, m_manager) << '.';
auto str = strm.str();
warning_msg("%s", str.c_str());
warning_msg("%s", std::move(strm).str().c_str());
m_error = true;
return;
}