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minor simplifications in using type names, and unordered sets rather than vectors

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This commit is contained in:
Vern Paxson 2021-01-04 14:25:50 -08:00
parent 8f4b616d65
commit e531b2a7ca
2 changed files with 7 additions and 14 deletions
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17
src/Var.cc
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@ -679,7 +679,7 @@ public:
TraversalCode PostExpr(const Expr*) override;
std::vector<Scope*> scopes;
std::vector<const NameExpr*> outer_id_references;
std::unordered_set<const NameExpr*> outer_id_references;
};
TraversalCode OuterIDBindingFinder::PreExpr(const Expr* expr)
@ -705,7 +705,7 @@ TraversalCode OuterIDBindingFinder::PreExpr(const Expr* expr)
// not something we have to worry about also being at outer scope.
return TC_CONTINUE;
outer_id_references.push_back(e);
outer_id_references.insert(e);
return TC_CONTINUE;
}
@ -752,17 +752,10 @@ IDPList gather_outer_ids(Scope* scope, Stmt* body)
OuterIDBindingFinder cb(scope);
body->Traverse(&cb);
IDPList idl ( cb.outer_id_references.size() );
IDPList idl;
for ( size_t i = 0; i < cb.outer_id_references.size(); ++i )
{
auto id = cb.outer_id_references[i]->Id();
if ( idl.is_member(id) )
continue;
idl.append(id);
}
for ( auto ne : cb.outer_id_references )
idl.append(ne->Id());
return idl;
}