mirror of
https://github.com/carbon-language/carbon-lang.git
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Jon Ross-Perkins
d944347e7b
This is in particular to avoid churn from changes such as #4370. I think the import list can be helpful (particularly to understand what the library is aware of), but it's a different trade-off for the prelude package due to the implicit imports.
114 lines
4.3 KiB
Plaintext
114 lines
4.3 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/class/import_member_cycle.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/class/import_member_cycle.carbon
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// --- a.carbon
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library "[[@TEST_NAME]]";
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class Cycle {
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var a: Cycle*;
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}
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// --- b.carbon
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library "[[@TEST_NAME]]";
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import library "a";
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fn Run() {
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var a: Cycle*;
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}
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// CHECK:STDOUT: --- a.carbon
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// CHECK:STDOUT:
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// CHECK:STDOUT: constants {
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// CHECK:STDOUT: %Cycle: type = class_type @Cycle [template]
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// CHECK:STDOUT: %.1: type = ptr_type %Cycle [template]
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// CHECK:STDOUT: %.2: type = unbound_element_type %Cycle, %.1 [template]
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// CHECK:STDOUT: %.3: type = struct_type {.a: %.1} [template]
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// CHECK:STDOUT: %.4: <witness> = complete_type_witness %.3 [template]
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// CHECK:STDOUT: }
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// CHECK:STDOUT:
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// CHECK:STDOUT: imports {
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// CHECK:STDOUT: %Core: <namespace> = namespace file.%Core.import, [template] {
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// CHECK:STDOUT: import Core//prelude
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// CHECK:STDOUT: import Core//prelude/...
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// CHECK:STDOUT: }
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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 = imports.%Core
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// CHECK:STDOUT: .Cycle = %Cycle.decl
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// CHECK:STDOUT: }
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// CHECK:STDOUT: %Core.import = import Core
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// CHECK:STDOUT: %Cycle.decl: type = class_decl @Cycle [template = constants.%Cycle] {} {}
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// CHECK:STDOUT: }
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// CHECK:STDOUT:
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// CHECK:STDOUT: class @Cycle {
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// CHECK:STDOUT: %Cycle.ref: type = name_ref Cycle, file.%Cycle.decl [template = constants.%Cycle]
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// CHECK:STDOUT: %.loc5_15: type = ptr_type %Cycle [template = constants.%.1]
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// CHECK:STDOUT: %.loc5_8: %.2 = field_decl a, element0 [template]
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// CHECK:STDOUT: %.loc6: <witness> = complete_type_witness %.3 [template = constants.%.4]
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// CHECK:STDOUT:
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// CHECK:STDOUT: !members:
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// CHECK:STDOUT: .Self = constants.%Cycle
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// CHECK:STDOUT: .a = %.loc5_8
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// CHECK:STDOUT: }
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// CHECK:STDOUT:
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// CHECK:STDOUT: --- b.carbon
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// CHECK:STDOUT:
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// CHECK:STDOUT: constants {
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// CHECK:STDOUT: %Run.type: type = fn_type @Run [template]
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// CHECK:STDOUT: %.1: type = tuple_type () [template]
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// CHECK:STDOUT: %Run: %Run.type = struct_value () [template]
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// CHECK:STDOUT: %Cycle: type = class_type @Cycle [template]
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// CHECK:STDOUT: %.2: type = ptr_type %Cycle [template]
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// CHECK:STDOUT: %.3: type = struct_type {.a: %.2} [template]
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// CHECK:STDOUT: %.4: <witness> = complete_type_witness %.3 [template]
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// CHECK:STDOUT: }
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// CHECK:STDOUT:
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// CHECK:STDOUT: imports {
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// CHECK:STDOUT: %import_ref.1: type = import_ref Main//a, inst+3, loaded [template = constants.%Cycle]
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// CHECK:STDOUT: %Core: <namespace> = namespace file.%Core.import, [template] {
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// CHECK:STDOUT: import Core//prelude
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// CHECK:STDOUT: import Core//prelude/...
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// CHECK:STDOUT: }
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// CHECK:STDOUT: %import_ref.2 = import_ref Main//a, inst+4, unloaded
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// CHECK:STDOUT: %import_ref.3 = import_ref Main//a, inst+9, unloaded
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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: .Cycle = imports.%import_ref.1
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// CHECK:STDOUT: .Core = imports.%Core
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// CHECK:STDOUT: .Run = %Run.decl
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// CHECK:STDOUT: }
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// CHECK:STDOUT: %Core.import = import Core
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// CHECK:STDOUT: %default.import = import <invalid>
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// CHECK:STDOUT: %Run.decl: %Run.type = fn_decl @Run [template = constants.%Run] {} {}
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// CHECK:STDOUT: }
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// CHECK:STDOUT:
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// CHECK:STDOUT: class @Cycle {
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// CHECK:STDOUT: !members:
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// CHECK:STDOUT: .Self = imports.%import_ref.2
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// CHECK:STDOUT: .a = imports.%import_ref.3
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// CHECK:STDOUT: }
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// CHECK:STDOUT:
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// CHECK:STDOUT: fn @Run() {
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// CHECK:STDOUT: !entry:
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// CHECK:STDOUT: %Cycle.ref: type = name_ref Cycle, imports.%import_ref.1 [template = constants.%Cycle]
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// CHECK:STDOUT: %.loc7: type = ptr_type %Cycle [template = constants.%.2]
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// CHECK:STDOUT: %a.var: ref %.2 = var a
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// CHECK:STDOUT: %a: ref %.2 = bind_name a, %a.var
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// CHECK:STDOUT: return
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// CHECK:STDOUT: }
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// CHECK:STDOUT:
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