Files
carbon-lang/toolchain/check/testdata/impl/fail_extend_undefined_interface.carbon
T
Jon Ross-Perkins 895e90e791 Start including the prelude for testing. (#3861)
- Adds an empty prelude.carbon file
- Imports that file in any non-Core package file
  - Adds --disable-prelude-import to avoid that
- Adds --exclude-dump-file-prefix to be able to hide files from dumping
- Used to hide core files (we can't do this by package name due to lex
dumps, for example)
- Restructures some tests to not rely on `i32`, particularly `alias`
tests (which rely on a name ref) and tests with no prelude.

I'm adding the framework for switching i32 to calling Int32 in the
prelude, but I'm running into a separate error actually switching over.
So that *mostly* works, but isn't quite ready for prime time. However,
maybe the current state of this PR is still useful to review since it
does a lot of the infrastructure work and adds the %Core everywhere?
2024-04-07 17:11:42 +00:00

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// Part of the Carbon Language project, under the Apache License v2.0 with LLVM
// Exceptions. See /LICENSE for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
// AUTOUPDATE
interface I;
class C {
// CHECK:STDERR: fail_extend_undefined_interface.carbon:[[@LINE+6]]:3: ERROR: `extend impl` requires a definition for interface `I`.
// CHECK:STDERR: extend impl as I;
// CHECK:STDERR: ^~~~~~~~~~~~~~~~~
// CHECK:STDERR: fail_extend_undefined_interface.carbon:[[@LINE-6]]:1: Interface was forward declared here.
// CHECK:STDERR: interface I;
// CHECK:STDERR: ^~~~~~~~~~~~
extend impl as I;
}
// CHECK:STDOUT: --- fail_extend_undefined_interface.carbon
// CHECK:STDOUT:
// CHECK:STDOUT: constants {
// CHECK:STDOUT: %.1: type = interface_type @I [template]
// CHECK:STDOUT: %C: type = class_type @C [template]
// CHECK:STDOUT: %.2: type = struct_type {} [template]
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: file {
// CHECK:STDOUT: package: <namespace> = namespace [template] {
// CHECK:STDOUT: .Core = %Core
// CHECK:STDOUT: .I = %I.decl
// CHECK:STDOUT: .C = %C.decl
// CHECK:STDOUT: }
// CHECK:STDOUT: %Core: <namespace> = namespace [template] {}
// CHECK:STDOUT: %I.decl: type = interface_decl @I [template = constants.%.1] {}
// CHECK:STDOUT: %C.decl: type = class_decl @C [template = constants.%C] {}
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: interface @I;
// CHECK:STDOUT:
// CHECK:STDOUT: impl @impl: C as I;
// CHECK:STDOUT:
// CHECK:STDOUT: class @C {
// CHECK:STDOUT: impl_decl @impl {
// CHECK:STDOUT: %I.ref: type = name_ref I, file.%I.decl [template = constants.%.1]
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: !members:
// CHECK:STDOUT: .Self = constants.%C
// CHECK:STDOUT: has_error
// CHECK:STDOUT: }
// CHECK:STDOUT: