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https://github.com/carbon-language/carbon-lang.git
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Richard SmithandJon Ross-Perkins
abf23ae7fe
Add an instruction to hold the witness table, along with a corresponding
type to keep things simpler. Add `check/impl.{h,cpp}` to house the new
logic. No checking of impls against interfaces is performed yet.
---------
Co-authored-by: Jon Ross-Perkins <jperkins@google.com>
33 lines
1.2 KiB
Plaintext
33 lines
1.2 KiB
Plaintext
// Part of the Carbon Language project, under the Apache License v2.0 with LLVM
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// Exceptions. See /LICENSE for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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// AUTOUPDATE
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// CHECK:STDERR: fail_impl_bad_interface.carbon:[[@LINE+6]]:1: ERROR: Semantics TODO: `impl as non-interface`.
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// CHECK:STDERR: impl i32 as false {}
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// CHECK:STDERR: ^~~~~~~~~~~~~~~~~~~
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// CHECK:STDERR: fail_impl_bad_interface.carbon:[[@LINE+3]]:13: ERROR: Cannot implicitly convert from `bool` to `type`.
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// CHECK:STDERR: impl i32 as false {}
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// CHECK:STDERR: ^~~~~
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impl i32 as false {}
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// CHECK:STDOUT: --- fail_impl_bad_interface.carbon
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// CHECK:STDOUT:
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// CHECK:STDOUT: constants {
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// CHECK:STDOUT: %.1: bool = bool_literal false [template]
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// CHECK:STDOUT: }
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// CHECK:STDOUT:
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// CHECK:STDOUT: file {
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// CHECK:STDOUT: package: <namespace> = namespace [template] {}
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// CHECK:STDOUT: impl_decl @impl {
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// CHECK:STDOUT: %.loc13: bool = bool_literal false [template = constants.%.1]
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// CHECK:STDOUT: }
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// CHECK:STDOUT: }
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// CHECK:STDOUT:
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// CHECK:STDOUT: impl @impl: i32 as <error> {
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// CHECK:STDOUT: !members:
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// CHECK:STDOUT: witness = <error>
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// CHECK:STDOUT: }
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// CHECK:STDOUT:
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