mirror of
https://github.com/carbon-language/carbon-lang.git
synced 2026-09-24 21:40:12 +01:00
Jon Ross-Perkins
10e256a241
Building on #4502, give empty tuple values a distinct name, and also explicitly name tuple types (previously values but not types were named).
140 lines
5.9 KiB
Plaintext
140 lines
5.9 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_struct_cyle.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_struct_cyle.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: {.b: Cycle*};
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class Cycle {
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// The type here is equivalent to the `a` above, but on import can be resolved first.
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var c: {.b: 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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a.b = (*a.b).c.b;
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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 = struct_type {.b: %.1} [template]
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// CHECK:STDOUT: %.3: type = unbound_element_type %Cycle, %.2 [template]
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// CHECK:STDOUT: %.4: type = struct_type {.c: %.2} [template]
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// CHECK:STDOUT: %.5: <witness> = complete_type_witness %.4 [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.loc4
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// CHECK:STDOUT: .a = %a
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// CHECK:STDOUT: }
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// CHECK:STDOUT: %Core.import = import Core
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// CHECK:STDOUT: %Cycle.decl.loc4: type = class_decl @Cycle [template = constants.%Cycle] {} {}
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// CHECK:STDOUT: %Cycle.ref: type = name_ref Cycle, %Cycle.decl.loc4 [template = constants.%Cycle]
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// CHECK:STDOUT: %.loc6_18: type = ptr_type %Cycle [template = constants.%.1]
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// CHECK:STDOUT: %.loc6_19: type = struct_type {.b: %.1} [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: %Cycle.decl.loc8: 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.loc4 [template = constants.%Cycle]
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// CHECK:STDOUT: %.loc10_20: type = ptr_type %Cycle [template = constants.%.1]
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// CHECK:STDOUT: %.loc10_21: type = struct_type {.b: %.1} [template = constants.%.2]
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// CHECK:STDOUT: %.loc10_8: %.3 = field_decl c, element0 [template]
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// CHECK:STDOUT: %.loc11: <witness> = complete_type_witness %.4 [template = constants.%.5]
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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: .c = %.loc10_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: %empty_tuple.type: 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: %.1: type = ptr_type %Cycle [template]
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// CHECK:STDOUT: %.2: type = struct_type {.b: %.1} [template]
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// CHECK:STDOUT: %.3: type = struct_type {.c: %.2} [template]
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// CHECK:STDOUT: %.4: <witness> = complete_type_witness %.3 [template]
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// CHECK:STDOUT: %.5: type = ptr_type %.3 [template]
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// CHECK:STDOUT: %.6: type = unbound_element_type %Cycle, %.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: %import_ref.1 = import_ref Main//a, inst+3, unloaded
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// CHECK:STDOUT: %import_ref.2: ref %.2 = import_ref Main//a, inst+11, loaded
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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 Main//a, inst+4, unloaded
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// CHECK:STDOUT: %import_ref.4: %.6 = import_ref Main//a, inst+17, loaded [template = %.1]
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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: .a = imports.%import_ref.2
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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.3
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// CHECK:STDOUT: .c = imports.%import_ref.4
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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: %a.ref.loc7_3: ref %.2 = name_ref a, imports.%import_ref.2
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// CHECK:STDOUT: %.loc7_4: ref %.1 = struct_access %a.ref.loc7_3, element0
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// CHECK:STDOUT: %a.ref.loc7_11: ref %.2 = name_ref a, imports.%import_ref.2
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// CHECK:STDOUT: %.loc7_12.1: ref %.1 = struct_access %a.ref.loc7_11, element0
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// CHECK:STDOUT: %.loc7_12.2: %.1 = bind_value %.loc7_12.1
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// CHECK:STDOUT: %.loc7_10: ref %Cycle = deref %.loc7_12.2
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// CHECK:STDOUT: %c.ref: %.6 = name_ref c, imports.%import_ref.4 [template = imports.%.1]
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// CHECK:STDOUT: %.loc7_15: ref %.2 = class_element_access %.loc7_10, element0
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// CHECK:STDOUT: %.loc7_17.1: ref %.1 = struct_access %.loc7_15, element0
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// CHECK:STDOUT: %.loc7_17.2: %.1 = bind_value %.loc7_17.1
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// CHECK:STDOUT: assign %.loc7_4, %.loc7_17.2
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// CHECK:STDOUT: return
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// CHECK:STDOUT: }
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// CHECK:STDOUT:
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