mirror of
https://github.com/carbon-language/carbon-lang.git
synced 2026-10-05 22:02:55 +01:00
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.
225 lines
9.2 KiB
Plaintext
225 lines
9.2 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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// 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/namespace/merging_with_indirections.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/namespace/merging_with_indirections.carbon
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// --- a.carbon
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package Other library "[[@TEST_NAME]]";
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namespace NS1;
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class NS1.A {}
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// --- b.carbon
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package Other library "[[@TEST_NAME]]";
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import library "a";
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namespace NS1;
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class NS1.B {}
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fn F() -> NS1.A { return {}; }
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// --- main.carbon
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import Other library "b";
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import Other library "a";
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fn Run() {
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// Note `Other.NS.A` is part of the return type here.
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Other.F();
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// Use `Other.NS.A` directly.
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var a: Other.NS1.A;
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// Ensure the type is equivalent.
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a = Other.F();
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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: %A: type = class_type @A [template]
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// CHECK:STDOUT: %.1: type = struct_type {} [template]
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// CHECK:STDOUT: %.2: <witness> = complete_type_witness %.1 [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: .NS1 = %NS1
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// CHECK:STDOUT: }
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// CHECK:STDOUT: %Core.import = import Core
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// CHECK:STDOUT: %NS1: <namespace> = namespace [template] {
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// CHECK:STDOUT: .A = %A.decl
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// CHECK:STDOUT: }
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// CHECK:STDOUT: %A.decl: type = class_decl @A [template = constants.%A] {} {}
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// CHECK:STDOUT: }
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// CHECK:STDOUT:
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// CHECK:STDOUT: class @A {
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// CHECK:STDOUT: %.loc5: <witness> = complete_type_witness %.1 [template = constants.%.2]
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// CHECK:STDOUT:
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// CHECK:STDOUT: !members:
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// CHECK:STDOUT: .Self = constants.%A
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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: %B: type = class_type @B [template]
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// CHECK:STDOUT: %.1: type = struct_type {} [template]
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// CHECK:STDOUT: %.2: <witness> = complete_type_witness %.1 [template]
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// CHECK:STDOUT: %A: type = class_type @A [template]
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// CHECK:STDOUT: %F.type: type = fn_type @F [template]
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// CHECK:STDOUT: %.3: type = tuple_type () [template]
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// CHECK:STDOUT: %F: %F.type = struct_value () [template]
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// CHECK:STDOUT: %.4: type = ptr_type %.1 [template]
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// CHECK:STDOUT: %struct: %A = struct_value () [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: <namespace> = import_ref Other//a, inst+3, loaded
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// CHECK:STDOUT: %NS1: <namespace> = namespace %import_ref.1, [template] {
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// CHECK:STDOUT: .A = %import_ref.2
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// CHECK:STDOUT: .B = file.%B.decl
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// CHECK:STDOUT: }
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// CHECK:STDOUT: %import_ref.2: type = import_ref Other//a, inst+4, loaded [template = constants.%A]
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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.3 = import_ref Other//a, inst+5, 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: .NS1 = imports.%NS1
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// CHECK:STDOUT: .Core = imports.%Core
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// CHECK:STDOUT: .F = %F.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: %NS1: <namespace> = namespace [template] {
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// CHECK:STDOUT: .A = imports.%import_ref.2
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// CHECK:STDOUT: .B = %B.decl
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// CHECK:STDOUT: }
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// CHECK:STDOUT: %B.decl: type = class_decl @B [template = constants.%B] {} {}
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// CHECK:STDOUT: %F.decl: %F.type = fn_decl @F [template = constants.%F] {
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// CHECK:STDOUT: %return.patt: %A = return_slot_pattern
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// CHECK:STDOUT: %return.param_patt: %A = out_param_pattern %return.patt, runtime_param0
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// CHECK:STDOUT: } {
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// CHECK:STDOUT: %NS1.ref: <namespace> = name_ref NS1, imports.%NS1 [template = imports.%NS1]
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// CHECK:STDOUT: %A.ref: type = name_ref A, imports.%import_ref.2 [template = constants.%A]
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// CHECK:STDOUT: %return.param: ref %A = out_param runtime_param0
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// CHECK:STDOUT: %return: ref %A = return_slot %return.param
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// CHECK:STDOUT: }
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// CHECK:STDOUT: }
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// CHECK:STDOUT:
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// CHECK:STDOUT: class @B {
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// CHECK:STDOUT: %.loc6: <witness> = complete_type_witness %.1 [template = constants.%.2]
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// CHECK:STDOUT:
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// CHECK:STDOUT: !members:
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// CHECK:STDOUT: .Self = constants.%B
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// CHECK:STDOUT: }
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// CHECK:STDOUT:
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// CHECK:STDOUT: class @A {
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// CHECK:STDOUT: !members:
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// CHECK:STDOUT: .Self = imports.%import_ref.3
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// CHECK:STDOUT: }
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// CHECK:STDOUT:
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// CHECK:STDOUT: fn @F() -> %return: %A {
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// CHECK:STDOUT: !entry:
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// CHECK:STDOUT: %.loc8_27.1: %.1 = struct_literal ()
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// CHECK:STDOUT: %.loc8_27.2: init %A = class_init (), %return [template = constants.%struct]
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// CHECK:STDOUT: %.loc8_28: init %A = converted %.loc8_27.1, %.loc8_27.2 [template = constants.%struct]
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// CHECK:STDOUT: return %.loc8_28 to %return
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// CHECK:STDOUT: }
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// CHECK:STDOUT:
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// CHECK:STDOUT: --- main.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: %F.type: type = fn_type @F [template]
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// CHECK:STDOUT: %F: %F.type = struct_value () [template]
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// CHECK:STDOUT: %A: type = class_type @A [template]
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// CHECK:STDOUT: %.2: type = struct_type {} [template]
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// CHECK:STDOUT: %.3: <witness> = complete_type_witness %.2 [template]
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// CHECK:STDOUT: %.4: type = ptr_type %.2 [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: %Other: <namespace> = namespace file.%Other.import, [template] {
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// CHECK:STDOUT: .F = %import_ref.1
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// CHECK:STDOUT: .NS1 = %NS1
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// CHECK:STDOUT: import Other//b
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// CHECK:STDOUT: import Other//a
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// CHECK:STDOUT: }
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// CHECK:STDOUT: %import_ref.1: %F.type = import_ref Other//b, inst+22, loaded [template = constants.%F]
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// CHECK:STDOUT: %import_ref.2 = import_ref Other//b, inst+16, unloaded
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// CHECK:STDOUT: %import_ref.3: <namespace> = import_ref Other//b, inst+4, loaded
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// CHECK:STDOUT: %NS1: <namespace> = namespace %import_ref.3, [template] {
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// CHECK:STDOUT: .A = %import_ref.4
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// CHECK:STDOUT: import Other//b
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// CHECK:STDOUT: import Other//a
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// CHECK:STDOUT: }
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// CHECK:STDOUT: %import_ref.4: type = import_ref Other//a, inst+4, loaded [template = constants.%A]
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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: .Other = imports.%Other
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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: %Other.import = import Other
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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 @A {
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// CHECK:STDOUT: !members:
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// CHECK:STDOUT: .Self = imports.%import_ref.2
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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: %Other.ref.loc7: <namespace> = name_ref Other, imports.%Other [template = imports.%Other]
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// CHECK:STDOUT: %F.ref.loc7: %F.type = name_ref F, imports.%import_ref.1 [template = constants.%F]
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// CHECK:STDOUT: %.loc7_10.1: ref %A = temporary_storage
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// CHECK:STDOUT: %F.call.loc7: init %A = call %F.ref.loc7() to %.loc7_10.1
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// CHECK:STDOUT: %.loc7_10.2: ref %A = temporary %.loc7_10.1, %F.call.loc7
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// CHECK:STDOUT: %Other.ref.loc10: <namespace> = name_ref Other, imports.%Other [template = imports.%Other]
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// CHECK:STDOUT: %NS1.ref: <namespace> = name_ref NS1, imports.%NS1 [template = imports.%NS1]
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// CHECK:STDOUT: %A.ref: type = name_ref A, imports.%import_ref.4 [template = constants.%A]
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// CHECK:STDOUT: %a.var: ref %A = var a
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// CHECK:STDOUT: %a: ref %A = bind_name a, %a.var
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// CHECK:STDOUT: %a.ref: ref %A = name_ref a, %a
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// CHECK:STDOUT: %Other.ref.loc13: <namespace> = name_ref Other, imports.%Other [template = imports.%Other]
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// CHECK:STDOUT: %F.ref.loc13: %F.type = name_ref F, imports.%import_ref.1 [template = constants.%F]
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// CHECK:STDOUT: %.loc13: ref %A = splice_block %a.ref {}
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// CHECK:STDOUT: %F.call.loc13: init %A = call %F.ref.loc13() to %.loc13
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// CHECK:STDOUT: assign %a.ref, %F.call.loc13
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// CHECK:STDOUT: return
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// CHECK:STDOUT: }
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// CHECK:STDOUT:
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// CHECK:STDOUT: fn @F() -> %A;
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// CHECK:STDOUT:
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