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https://github.com/carbon-language/carbon-lang.git
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Geoff RomerandRichard Smith
a112cbde5c
This is a precondition for enabling the new pattern-matching subsystem to support binding patterns that have `if` expressions in the type position. --------- Co-authored-by: Richard Smith <richard@metafoo.co.uk>
54 lines
2.3 KiB
Plaintext
54 lines
2.3 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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// TIP: To test this file alone, run:
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// TIP: bazel test //toolchain/testing:file_test --test_arg=--file_tests=toolchain/check/testdata/struct/no_prelude/fail_nested_incomplete.carbon
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// TIP: To dump output, run:
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// TIP: bazel run //toolchain/testing:file_test -- --dump_output --file_tests=toolchain/check/testdata/struct/no_prelude/fail_nested_incomplete.carbon
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class Incomplete;
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// CHECK:STDERR: fail_nested_incomplete.carbon:[[@LINE+6]]:8: error: variable has incomplete type `{.a: Incomplete}` [IncompleteTypeInVarDecl]
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// CHECK:STDERR: var s: {.a: Incomplete};
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// CHECK:STDERR: ^~~~~~~~~~~~~~~~
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// CHECK:STDERR: fail_nested_incomplete.carbon:[[@LINE-5]]:1: note: class was forward declared here [ClassForwardDeclaredHere]
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// CHECK:STDERR: class Incomplete;
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// CHECK:STDERR: ^~~~~~~~~~~~~~~~~
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var s: {.a: Incomplete};
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var p: Incomplete* = &s.a;
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// CHECK:STDOUT: --- fail_nested_incomplete.carbon
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// CHECK:STDOUT:
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// CHECK:STDOUT: constants {
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// CHECK:STDOUT: %Incomplete: type = class_type @Incomplete [template]
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// CHECK:STDOUT: %ptr: type = ptr_type %Incomplete [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: .Incomplete = %Incomplete.decl
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// CHECK:STDOUT: .s = %s
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// CHECK:STDOUT: .p = %p
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// CHECK:STDOUT: }
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// CHECK:STDOUT: %Incomplete.decl: type = class_decl @Incomplete [template = constants.%Incomplete] {} {}
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// CHECK:STDOUT: %s.var: ref <error> = var s
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// CHECK:STDOUT: %s: ref <error> = bind_name s, %s.var
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// CHECK:STDOUT: %p.var: ref %ptr = var p
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// CHECK:STDOUT: %p: ref %ptr = bind_name p, %p.var
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// CHECK:STDOUT: }
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// CHECK:STDOUT:
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// CHECK:STDOUT: class @Incomplete;
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// CHECK:STDOUT:
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// CHECK:STDOUT: fn @__global_init() {
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// CHECK:STDOUT: !entry:
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// CHECK:STDOUT: %s.ref: ref <error> = name_ref s, file.%s
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// CHECK:STDOUT: %a.ref: <error> = name_ref a, <error> [template = <error>]
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// CHECK:STDOUT: %addr: <error> = addr_of %a.ref [template = <error>]
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// CHECK:STDOUT: assign file.%p.var, <error>
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// CHECK:STDOUT: return
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// CHECK:STDOUT: }
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// CHECK:STDOUT:
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