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Fix static analysis issues: null dereferences, unsafe casts, branch clones, uninitialized members (#9424)

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Co-authored-by: copilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com>
Co-authored-by: NikolajBjorner <3085284+NikolajBjorner@users.noreply.github.com>
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Copilot 2026-04-29 13:37:11 -07:00 • committed by GitHub
parent 09396b72dd
commit 7c4c709708
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8 changed files with 26 additions and 29 deletions
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10
src/ast/ast_pp_dot.cpp
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@ -77,7 +77,7 @@ private:
void pp_atomic_step(const expr * e) {
unsigned id = get_id(e);
m_out << "node_" << id << " [shape=box,color=\"yellow\",style=\"filled\",label=\"" << label_of_expr(e) << "\"] ;" << std::endl;
m_out << "node_" << id << " [shape=box,color=\"yellow\",style=\"filled\",label=\"" << label_of_expr(e) << "\"] ;" << '\n';
}
void pp_step(const proof * p) {
@ -91,7 +91,7 @@ private:
m_first ? (m_first=false,"color=\"red\"") : num_parents==0 ? "color=\"yellow\"": "";
m_out << "node_" << id <<
" [shape=box,style=\"filled\",label=\"" << label_of_expr(p_res) << "\""
<< color << "]" << std::endl;
<< color << "]" << '\n';
// now print edges to parents (except last one, which is the result)
std::string label = p->get_decl()->get_name().str();
for (unsigned i = 0 ; i < num_parents; ++i) {
@ -99,7 +99,7 @@ private:
// explore parent, also print a link to it
push_term(to_app(parent));
m_out << "node_" << id << " -> " << "node_" << get_id((expr*)parent)
<< "[label=\"" << label << "\"];" << std::endl;;
<< "[label=\"" << label << "\"];" << '\n';
}
} else {
pp_atomic_step(p);
@ -120,11 +120,11 @@ private:
// main printer
std::ostream & ast_pp_dot::pp(std::ostream & out) const {
out << "digraph proof { " << std::endl;
out << "digraph proof { " << '\n';
ast_pp_dot_st pp_st(this, out);
pp_st.push_term(m_pr);
pp_st.pp_loop();
out << std::endl << " } " << std::endl << std::flush;
out << '\n' << " } " << '\n' << std::flush;
return out;
}