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Modernize C++ patterns: range-based for loops and nullptr (#8167)

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* Initial plan

* Replace NULL with nullptr in test files

Co-authored-by: NikolajBjorner <3085284+NikolajBjorner@users.noreply.github.com>

* Convert iterator loops to range-based for loops (part 1)

Co-authored-by: NikolajBjorner <3085284+NikolajBjorner@users.noreply.github.com>

* Convert iterator loops to range-based for loops (part 2)

Co-authored-by: NikolajBjorner <3085284+NikolajBjorner@users.noreply.github.com>

* Fix compilation errors in iterator loop conversions

Co-authored-by: NikolajBjorner <3085284+NikolajBjorner@users.noreply.github.com>

---------

Co-authored-by: copilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com>
Co-authored-by: NikolajBjorner <3085284+NikolajBjorner@users.noreply.github.com>
This commit is contained in:
Copilot 2026-01-11 21:20:07 -08:00 • committed by Nikolaj Bjorner
parent f08f97b555
commit aaec2e032e
16 changed files with 84 additions and 140 deletions
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15
src/muz/transforms/dl_mk_karr_invariants.cpp
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@ -189,10 +189,8 @@ namespace datalog {
if (!m_ctx.karr()) {
return nullptr;
}
rule_set::iterator it = source.begin(), end = source.end();
for (; it != end; ++it) {
rule const& r = **it;
if (r.has_negation()) {
for (rule* r : source) {
if (r->has_negation()) {
return nullptr;
}
}
@ -225,8 +223,8 @@ namespace datalog {
rel_context_base& rctx = *m_inner_ctx.get_rel_context();
ptr_vector<func_decl> heads;
func_decl_set const& predicates = m_ctx.get_predicates();
for (func_decl_set::iterator fit = predicates.begin(); fit != predicates.end(); ++fit) {
m_inner_ctx.register_predicate(*fit, false);
for (func_decl* pred : predicates) {
m_inner_ctx.register_predicate(pred, false);
}
m_inner_ctx.ensure_opened();
m_inner_ctx.replace_rules(src);
@ -256,9 +254,8 @@ namespace datalog {
rule_set* mk_karr_invariants::update_rules(rule_set const& src) {
scoped_ptr<rule_set> dst = alloc(rule_set, m_ctx);
rule_set::iterator it = src.begin(), end = src.end();
for (; it != end; ++it) {
update_body(*dst, **it);
for (rule* r : src) {
update_body(*dst, *r);
}
if (m_ctx.get_model_converter()) {
add_invariant_model_converter* kmc = alloc(add_invariant_model_converter, m);