mirror of
https://github.com/carbon-language/carbon-lang.git
synced 2026-10-05 22:02:55 +01:00
Richard Smith
e0b8728263
Use a level comparison during substitution to determine whether we're substituting a particular binding. Evaluate symbolic bindings with the same name and the same level to the same symbolic constant, for example across redeclarations of a generic function.
52 lines
2.0 KiB
Plaintext
52 lines
2.0 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 Interface {
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fn F();
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// CHECK:STDERR: fail_redeclare_member.carbon:[[@LINE+6]]:3: ERROR: Duplicate name being declared in the same scope.
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// CHECK:STDERR: fn F();
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// CHECK:STDERR: ^~~~~~~
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// CHECK:STDERR: fail_redeclare_member.carbon:[[@LINE-4]]:3: Name is previously declared here.
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// CHECK:STDERR: fn F();
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// CHECK:STDERR: ^~~~~~~
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fn F();
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}
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// CHECK:STDOUT: --- fail_redeclare_member.carbon
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// CHECK:STDOUT:
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// CHECK:STDOUT: constants {
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// CHECK:STDOUT: %.1: type = interface_type @Interface [template]
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// CHECK:STDOUT: %Self: Interface = bind_symbolic_name Self 0 [symbolic]
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// CHECK:STDOUT: %.2: type = assoc_entity_type @Interface, <function> [template]
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// CHECK:STDOUT: %.3: <associated <function> in Interface> = assoc_entity element0, @Interface.%F [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: .Core = %Core
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// CHECK:STDOUT: .Interface = %Interface.decl
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// CHECK:STDOUT: }
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// CHECK:STDOUT: %Core: <namespace> = namespace [template] {}
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// CHECK:STDOUT: %Interface.decl: type = interface_decl @Interface [template = constants.%.1] {}
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// CHECK:STDOUT: }
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// CHECK:STDOUT:
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// CHECK:STDOUT: interface @Interface {
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// CHECK:STDOUT: %Self: Interface = bind_symbolic_name Self 0 [symbolic = constants.%Self]
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// CHECK:STDOUT: %F: <function> = fn_decl @F [template] {}
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// CHECK:STDOUT: %.loc8: <associated <function> in Interface> = assoc_entity element0, %F [template = constants.%.3]
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// CHECK:STDOUT: %.loc15: <function> = fn_decl @.1 [template] {}
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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: .F = %.loc8
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// CHECK:STDOUT: witness = (%F)
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// CHECK:STDOUT: }
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// CHECK:STDOUT:
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// CHECK:STDOUT: fn @F();
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// CHECK:STDOUT:
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// CHECK:STDOUT: fn @.1();
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// CHECK:STDOUT:
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