class_subtyping_basic.carbon 578 B

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  1. // Part of the Carbon Language project, under the Apache License v2.0 with LLVM
  2. // Exceptions. See /LICENSE for license information.
  3. // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
  4. //
  5. // AUTOUPDATE
  6. package ExplorerTest api;
  7. base class C {
  8. var a: i32;
  9. }
  10. class D {
  11. extend base: C;
  12. }
  13. fn Foo(c: C*) -> i32 {
  14. return (*c).a;
  15. }
  16. fn Main() -> i32 {
  17. var d: D = { .base = {.a = 1} };
  18. var c: C* = &d;
  19. Print("(*c).a: {0}", (*c).a);
  20. Print("Foo(&d): {0}", Foo(&d));
  21. return 0;
  22. }
  23. // CHECK:STDOUT: (*c).a: 1
  24. // CHECK:STDOUT: Foo(&d): 1
  25. // CHECK:STDOUT: result: 0