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Short circuit for Union{}

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gingerBill
2025-09-29 10:45:24 +01:00
parent 0d946268ee
commit e511f07d76
1 changed files with 11 additions and 0 deletions
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11
src/llvm_backend_const.cpp
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@@ -603,6 +603,17 @@ gb_internal lbValue lb_const_value(lbModule *m, Type *type, ExactValue value, lb
return res;
}
} else {
if (value_type == nullptr) {
if (value.kind == ExactValue_Compound) {
ast_node(cl, CompoundLit, value.value_compound);
if (cl->elems.count == 0) {
return lb_const_nil(m, original_type);
}
} else if (value.kind == ExactValue_Invalid) {
return lb_const_nil(m, original_type);
}
}
GB_ASSERT_MSG(value_type != nullptr, "%s :: %s", type_to_string(original_type), exact_value_to_string(value));
i64 block_size = bt->Union.variant_block_size;