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https://github.com/carbon-language/carbon-lang.git
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Richard SmithandJon Ross-Perkins
1d720dc001
When a member access names an interface member, perform impl lookup to find the impl and its corresponding member. --------- Co-authored-by: Jon Ross-Perkins <jperkins@google.com>
52 lines
1.8 KiB
Plaintext
52 lines
1.8 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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interface I {}
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impl i32 as I {}
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// CHECK:STDERR: fail_redefinition.carbon:[[@LINE+6]]:1: ERROR: Redefinition of `impl i32 as I`.
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// CHECK:STDERR: impl i32 as I {}
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// CHECK:STDERR: ^~~~~~~~~~~~~~~
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// CHECK:STDERR: fail_redefinition.carbon:[[@LINE-5]]:1: Previous definition was here.
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// CHECK:STDERR: impl i32 as I {}
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// CHECK:STDERR: ^~~~~~~~~~~~~~~
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impl i32 as I {}
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// CHECK:STDOUT: --- fail_redefinition.carbon
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// CHECK:STDOUT:
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// CHECK:STDOUT: constants {
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// CHECK:STDOUT: %.1: type = interface_type @I [template]
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// CHECK:STDOUT: %.2: <witness> = interface_witness () [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: .I = %I.decl
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// CHECK:STDOUT: }
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// CHECK:STDOUT: %I.decl: type = interface_decl @I [template = constants.%.1] {}
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// CHECK:STDOUT: impl_decl @impl {
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// CHECK:STDOUT: %I.ref.loc9: type = name_ref I, %I.decl [template = constants.%.1]
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// CHECK:STDOUT: }
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// CHECK:STDOUT: impl_decl @impl {
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// CHECK:STDOUT: %I.ref.loc17: type = name_ref I, %I.decl [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: interface @I {
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// CHECK:STDOUT: %Self: I = bind_symbolic_name Self [symbolic]
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// CHECK:STDOUT:
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// CHECK:STDOUT: !members:
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// CHECK:STDOUT: .Self = %Self
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// CHECK:STDOUT: witness = ()
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// CHECK:STDOUT: }
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// CHECK:STDOUT:
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// CHECK:STDOUT: impl @impl: i32 as I {
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// CHECK:STDOUT: !members:
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// CHECK:STDOUT: witness = <unexpected instref inst+6>
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// CHECK:STDOUT: }
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// CHECK:STDOUT:
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