diff options
Diffstat (limited to 'src/check_builtin.cpp')
| -rw-r--r-- | src/check_builtin.cpp | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/src/check_builtin.cpp b/src/check_builtin.cpp index f0db6afc4..48cf73b58 100644 --- a/src/check_builtin.cpp +++ b/src/check_builtin.cpp @@ -1899,6 +1899,21 @@ bool check_builtin_procedure(CheckerContext *c, Operand *operand, Ast *call, i32 gb_string_free(t); return false; } + + Type *bt = base_type(type); + if (bt->kind == Type_Struct && bt->Struct.scope != nullptr) { + if (is_type_polymorphic(bt)) { + gbString t = type_to_string(type); + error(field_arg, "Cannot use '%.*s' on an unspecialized polymorphic struct type, got '%s'", LIT(builtin_name), t); + gb_string_free(t); + return false; + } else if (bt->Struct.fields.count == 0 && bt->Struct.node == nullptr) { + gbString t = type_to_string(type); + error(field_arg, "Cannot use '%.*s' on incomplete struct declaration, got '%s'", LIT(builtin_name), t); + gb_string_free(t); + return false; + } + } Selection sel = lookup_field(type, field_name, false); if (sel.entity == nullptr) { |