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Fix race condition from add_entity_use due to Entity.identifier

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gingerBill
2021-08-19 17:38:18 +01:00
parent e722af7f61
commit 38841dd46e
6 changed files with 17 additions and 15 deletions
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12
src/check_decl.cpp
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@@ -350,12 +350,12 @@ void override_entity_in_scope(Entity *original_entity, Entity *new_entity) {
original_entity->type = new_entity->type;
original_entity->aliased_of = new_entity;
if (original_entity->identifier == nullptr) {
original_entity->identifier = new_entity->identifier;
}
if (original_entity->identifier != nullptr &&
original_entity->identifier->kind == Ast_Ident) {
original_entity->identifier->Ident.entity = new_entity;
Ast *empty_ident = nullptr;
original_entity->identifier.compare_exchange_strong(empty_ident, new_entity->identifier);
if (original_entity->identifier.load() != nullptr &&
original_entity->identifier.load()->kind == Ast_Ident) {
original_entity->identifier.load()->Ident.entity = new_entity;
}
// IMPORTANT NOTE(bill, 2021-04-10): copy only the variants