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Check for empty compound literal early for constants

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This commit is contained in:
gingerBill
2025-09-28 23:25:27 +01:00
parent 5b88d2363d
commit 6db8943efa
1 changed files with 7 additions and 7 deletions
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src/llvm_backend_const.cpp
+7 -7
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@@ -667,6 +667,12 @@ gb_internal lbValue lb_const_value(lbModule *m, Type *type, ExactValue value, lb
return lb_const_nil(m, original_type); return lb_const_nil(m, original_type);
} }
if (value.kind == ExactValue_Compound) {
ast_node(cl, CompoundLit, value.value_compound);
if (cl->elems.count == 0) {
return lb_const_nil(m, original_type);
}
}
bool is_local = cc.allow_local && m->curr_procedure != nullptr; bool is_local = cc.allow_local && m->curr_procedure != nullptr;
@@ -707,17 +713,11 @@ gb_internal lbValue lb_const_value(lbModule *m, Type *type, ExactValue value, lb
return res; return res;
} }
} else { } else {
GB_ASSERT(value_type != nullptr); 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; i64 block_size = bt->Union.variant_block_size;
if (are_types_identical(value_type, original_type)) { if (are_types_identical(value_type, original_type)) {
if (value.kind == ExactValue_Compound) {
ast_node(cl, CompoundLit, value.value_compound);
GB_ASSERT(cl->elems.count == 0);
return lb_const_nil(m, original_type);
}
GB_PANIC("%s vs %s", type_to_string(value_type), type_to_string(original_type)); GB_PANIC("%s vs %s", type_to_string(value_type), type_to_string(original_type));
} }