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import_member_cycle.carbon

import_member_cycle.carbon 9.0 KB
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  1. // Part of the Carbon Language project, under the Apache License v2.0 with LLVM
    2. 

  2. // Exceptions. See /LICENSE for license information.
    3. 

  3. // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
    4. 

  4. //
    5. 

  5. // INCLUDE-FILE: toolchain/testing/testdata/min_prelude/convert.carbon
    6. 

  6. // TODO: Add ranges and switch to "--dump-sem-ir-ranges=only".
    7. 

  7. // EXTRA-ARGS: --dump-sem-ir-ranges=if-present
    8. 

  8. //
    9. 

  9. // AUTOUPDATE
    10. 

  10. // TIP: To test this file alone, run:
    11. 

  11. // TIP:   bazel test //toolchain/testing:file_test --test_arg=--file_tests=toolchain/check/testdata/class/import_member_cycle.carbon
    12. 

  12. // TIP: To dump output, run:
    13. 

  13. // TIP:   bazel run //toolchain/testing:file_test -- --dump_output --file_tests=toolchain/check/testdata/class/import_member_cycle.carbon
    14. 

  14. 

  15. // --- a.carbon
    16. 

  16. 

  17. library "[[@TEST_NAME]]";
    18. 

  18. 

  19. class Cycle {
    20. 

  20.   var a: Cycle*;
    21. 

  21. }
    22. 

  22. 

  23. // --- b.carbon
    24. 

  24. 

  25. library "[[@TEST_NAME]]";
    26. 

  26. 

  27. import library "a";
    28. 

  28. 

  29. fn Run() {
    30. 

  30.   var unused a: Cycle*;
    31. 

  31. }
    32. 

  32. 

  33. // CHECK:STDOUT: --- a.carbon
    34. 

  34. // CHECK:STDOUT:
    35. 

  35. // CHECK:STDOUT: constants {
    36. 

  36. // CHECK:STDOUT:   %Cycle: type = class_type @Cycle [concrete]
    37. 

  37. // CHECK:STDOUT:   %ptr: type = ptr_type %Cycle [concrete]
    38. 

  38. // CHECK:STDOUT:   %Cycle.elem: type = unbound_element_type %Cycle, %ptr [concrete]
    39. 

  39. // CHECK:STDOUT:   %struct_type.a: type = struct_type {.a: %ptr} [concrete]
    40. 

  40. // CHECK:STDOUT:   %complete_type: <witness> = complete_type_witness %struct_type.a [concrete]
    41. 

  41. // CHECK:STDOUT: }
    42. 

  42. // CHECK:STDOUT:
    43. 

  43. // CHECK:STDOUT: imports {
    44. 

  44. // CHECK:STDOUT:   %Core: <namespace> = namespace file.%Core.import, [concrete] {
    45. 

  45. // CHECK:STDOUT:     import Core//prelude
    46. 

  46. // CHECK:STDOUT:     import Core//prelude/...
    47. 

  47. // CHECK:STDOUT:   }
    48. 

  48. // CHECK:STDOUT: }
    49. 

  49. // CHECK:STDOUT:
    50. 

  50. // CHECK:STDOUT: file {
    51. 

  51. // CHECK:STDOUT:   package: <namespace> = namespace [concrete] {
    52. 

  52. // CHECK:STDOUT:     .Core = imports.%Core
    53. 

  53. // CHECK:STDOUT:     .Cycle = %Cycle.decl
    54. 

  54. // CHECK:STDOUT:   }
    55. 

  55. // CHECK:STDOUT:   %Core.import = import Core
    56. 

  56. // CHECK:STDOUT:   %Cycle.decl: type = class_decl @Cycle [concrete = constants.%Cycle] {} {}
    57. 

  57. // CHECK:STDOUT: }
    58. 

  58. // CHECK:STDOUT:
    59. 

  59. // CHECK:STDOUT: class @Cycle {
    60. 

  60. // CHECK:STDOUT:   %Cycle.ref: type = name_ref Cycle, file.%Cycle.decl [concrete = constants.%Cycle]
    61. 

  61. // CHECK:STDOUT:   %ptr: type = ptr_type %Cycle.ref [concrete = constants.%ptr]
    62. 

  62. // CHECK:STDOUT:   %.loc5: %Cycle.elem = field_decl a, element0 [concrete]
    63. 

  63. // CHECK:STDOUT:   %complete_type: <witness> = complete_type_witness constants.%struct_type.a [concrete = constants.%complete_type]
    64. 

  64. // CHECK:STDOUT:   complete_type_witness = %complete_type
    65. 

  65. // CHECK:STDOUT:
    66. 

  66. // CHECK:STDOUT: !members:
    67. 

  67. // CHECK:STDOUT:   .Self = constants.%Cycle
    68. 

  68. // CHECK:STDOUT:   .Cycle = <poisoned>
    69. 

  69. // CHECK:STDOUT:   .a = %.loc5
    70. 

  70. // CHECK:STDOUT: }
    71. 

  71. // CHECK:STDOUT:
    72. 

  72. // CHECK:STDOUT: --- b.carbon
    73. 

  73. // CHECK:STDOUT:
    74. 

  74. // CHECK:STDOUT: constants {
    75. 

  75. // CHECK:STDOUT:   %Run.type: type = fn_type @Run [concrete]
    76. 

  76. // CHECK:STDOUT:   %empty_tuple.type: type = tuple_type () [concrete]
    77. 

  77. // CHECK:STDOUT:   %Run: %Run.type = struct_value () [concrete]
    78. 

  78. // CHECK:STDOUT:   %Cycle: type = class_type @Cycle [concrete]
    79. 

  79. // CHECK:STDOUT:   %ptr: type = ptr_type %Cycle [concrete]
    80. 

  80. // CHECK:STDOUT:   %struct_type.a: type = struct_type {.a: %ptr} [concrete]
    81. 

  81. // CHECK:STDOUT:   %complete_type.e68: <witness> = complete_type_witness %struct_type.a [concrete]
    82. 

  82. // CHECK:STDOUT:   %pattern_type.e31: type = pattern_type %ptr [concrete]
    83. 

  83. // CHECK:STDOUT:   %DefaultOrUnformed.type: type = facet_type <@DefaultOrUnformed> [concrete]
    84. 

  84. // CHECK:STDOUT:   %T.67d: type = symbolic_binding T, 0 [symbolic]
    85. 

  85. // CHECK:STDOUT:   %T.as.DefaultOrUnformed.impl.Op.type.6c6: type = fn_type @T.as.DefaultOrUnformed.impl.Op, @T.as.DefaultOrUnformed.impl(%T.67d) [symbolic]
    86. 

  86. // CHECK:STDOUT:   %T.as.DefaultOrUnformed.impl.Op.ae1: %T.as.DefaultOrUnformed.impl.Op.type.6c6 = struct_value () [symbolic]
    87. 

  87. // CHECK:STDOUT:   %DefaultOrUnformed.impl_witness.446: <witness> = impl_witness imports.%DefaultOrUnformed.impl_witness_table.349, @T.as.DefaultOrUnformed.impl(%ptr) [concrete]
    88. 

  88. // CHECK:STDOUT:   %T.as.DefaultOrUnformed.impl.Op.type.4d8: type = fn_type @T.as.DefaultOrUnformed.impl.Op, @T.as.DefaultOrUnformed.impl(%ptr) [concrete]
    89. 

  89. // CHECK:STDOUT:   %T.as.DefaultOrUnformed.impl.Op.1cb: %T.as.DefaultOrUnformed.impl.Op.type.4d8 = struct_value () [concrete]
    90. 

  90. // CHECK:STDOUT:   %DefaultOrUnformed.facet: %DefaultOrUnformed.type = facet_value %ptr, (%DefaultOrUnformed.impl_witness.446) [concrete]
    91. 

  91. // CHECK:STDOUT:   %T.as.DefaultOrUnformed.impl.Op.specific_fn: <specific function> = specific_function %T.as.DefaultOrUnformed.impl.Op.1cb, @T.as.DefaultOrUnformed.impl.Op(%ptr) [concrete]
    92. 

  92. // CHECK:STDOUT:   %Destroy.type: type = facet_type <@Destroy> [concrete]
    93. 

  93. // CHECK:STDOUT:   %Destroy.Op.type: type = fn_type @Destroy.Op [concrete]
    94. 

  94. // CHECK:STDOUT:   %Destroy.Op: %Destroy.Op.type = struct_value () [concrete]
    95. 

  95. // CHECK:STDOUT: }
    96. 

  96. // CHECK:STDOUT:
    97. 

  97. // CHECK:STDOUT: imports {
    98. 

  98. // CHECK:STDOUT:   %Main.Cycle: type = import_ref Main//a, Cycle, loaded [concrete = constants.%Cycle]
    99. 

  99. // CHECK:STDOUT:   %Core: <namespace> = namespace file.%Core.import, [concrete] {
    100. 

  100. // CHECK:STDOUT:     .DefaultOrUnformed = %Core.DefaultOrUnformed
    101. 

  101. // CHECK:STDOUT:     .Destroy = %Core.Destroy
    102. 

  102. // CHECK:STDOUT:     import Core//prelude
    103. 

  103. // CHECK:STDOUT:     import Core//prelude/...
    104. 

  104. // CHECK:STDOUT:   }
    105. 

  105. // CHECK:STDOUT:   %Main.import_ref.4e3: <witness> = import_ref Main//a, loc6_1, loaded [concrete = constants.%complete_type.e68]
    106. 

  106. // CHECK:STDOUT:   %Main.import_ref.fd1 = import_ref Main//a, inst{{[0-9A-F]+}} [no loc], unloaded
    107. 

  107. // CHECK:STDOUT:   %Main.import_ref.465 = import_ref Main//a, loc5_8, unloaded
    108. 

  108. // CHECK:STDOUT:   %Core.DefaultOrUnformed: type = import_ref Core//prelude/parts/default, DefaultOrUnformed, loaded [concrete = constants.%DefaultOrUnformed.type]
    109. 

  109. // CHECK:STDOUT:   %Core.import_ref.01d: @T.as.DefaultOrUnformed.impl.%T.as.DefaultOrUnformed.impl.Op.type (%T.as.DefaultOrUnformed.impl.Op.type.6c6) = import_ref Core//prelude/parts/default, loc{{\d+_\d+}}, loaded [symbolic = @T.as.DefaultOrUnformed.impl.%T.as.DefaultOrUnformed.impl.Op (constants.%T.as.DefaultOrUnformed.impl.Op.ae1)]
    110. 

  110. // CHECK:STDOUT:   %DefaultOrUnformed.impl_witness_table.349 = impl_witness_table (%Core.import_ref.01d), @T.as.DefaultOrUnformed.impl [concrete]
    111. 

  111. // CHECK:STDOUT:   %Core.Destroy: type = import_ref Core//prelude/parts/destroy, Destroy, loaded [concrete = constants.%Destroy.type]
    112. 

  112. // CHECK:STDOUT: }
    113. 

  113. // CHECK:STDOUT:
    114. 

  114. // CHECK:STDOUT: file {
    115. 

  115. // CHECK:STDOUT:   package: <namespace> = namespace [concrete] {
    116. 

  116. // CHECK:STDOUT:     .Cycle = imports.%Main.Cycle
    117. 

  117. // CHECK:STDOUT:     .Core = imports.%Core
    118. 

  118. // CHECK:STDOUT:     .Run = %Run.decl
    119. 

  119. // CHECK:STDOUT:   }
    120. 

  120. // CHECK:STDOUT:   %Core.import = import Core
    121. 

  121. // CHECK:STDOUT:   %default.import = import <none>
    122. 

  122. // CHECK:STDOUT:   %Run.decl: %Run.type = fn_decl @Run [concrete = constants.%Run] {} {}
    123. 

  123. // CHECK:STDOUT: }
    124. 

  124. // CHECK:STDOUT:
    125. 

  125. // CHECK:STDOUT: class @Cycle [from "a.carbon"] {
    126. 

  126. // CHECK:STDOUT:   complete_type_witness = imports.%Main.import_ref.4e3
    127. 

  127. // CHECK:STDOUT:
    128. 

  128. // CHECK:STDOUT: !members:
    129. 

  129. // CHECK:STDOUT:   .Self = imports.%Main.import_ref.fd1
    130. 

  130. // CHECK:STDOUT:   .a = imports.%Main.import_ref.465
    131. 

  131. // CHECK:STDOUT: }
    132. 

  132. // CHECK:STDOUT:
    133. 

  133. // CHECK:STDOUT: fn @Run() {
    134. 

  134. // CHECK:STDOUT: !entry:
    135. 

  135. // CHECK:STDOUT:   name_binding_decl {
    136. 

  136. // CHECK:STDOUT:     %a.patt: %pattern_type.e31 = ref_binding_pattern a [concrete]
    137. 

  137. // CHECK:STDOUT:     %a.var_patt: %pattern_type.e31 = var_pattern %a.patt [concrete]
    138. 

  138. // CHECK:STDOUT:   }
    139. 

  139. // CHECK:STDOUT:   %a.var: ref %ptr = var %a.var_patt
    140. 

  140. // CHECK:STDOUT:   %DefaultOrUnformed.facet: %DefaultOrUnformed.type = facet_value constants.%ptr, (constants.%DefaultOrUnformed.impl_witness.446) [concrete = constants.%DefaultOrUnformed.facet]
    141. 

  141. // CHECK:STDOUT:   %.loc7_23.1: %DefaultOrUnformed.type = converted constants.%ptr, %DefaultOrUnformed.facet [concrete = constants.%DefaultOrUnformed.facet]
    142. 

  142. // CHECK:STDOUT:   %as_type: type = facet_access_type %.loc7_23.1 [concrete = constants.%ptr]
    143. 

  143. // CHECK:STDOUT:   %.loc7_23.2: type = converted %.loc7_23.1, %as_type [concrete = constants.%ptr]
    144. 

  144. // CHECK:STDOUT:   %T.as.DefaultOrUnformed.impl.Op.specific_fn: <specific function> = specific_function constants.%T.as.DefaultOrUnformed.impl.Op.1cb, @T.as.DefaultOrUnformed.impl.Op(constants.%ptr) [concrete = constants.%T.as.DefaultOrUnformed.impl.Op.specific_fn]
    145. 

  145. // CHECK:STDOUT:   %T.as.DefaultOrUnformed.impl.Op.call: init %ptr = call %T.as.DefaultOrUnformed.impl.Op.specific_fn()
    146. 

  146. // CHECK:STDOUT:   assign %a.var, %T.as.DefaultOrUnformed.impl.Op.call
    147. 

  147. // CHECK:STDOUT:   %.loc7_22: type = splice_block %ptr [concrete = constants.%ptr] {
    148. 

  148. // CHECK:STDOUT:     %Cycle.ref: type = name_ref Cycle, imports.%Main.Cycle [concrete = constants.%Cycle]
    149. 

  149. // CHECK:STDOUT:     %ptr: type = ptr_type %Cycle.ref [concrete = constants.%ptr]
    150. 

  150. // CHECK:STDOUT:   }
    151. 

  151. // CHECK:STDOUT:   %a: ref %ptr = ref_binding a, %a.var
    152. 

  152. // CHECK:STDOUT:   %Destroy.Op.bound: <bound method> = bound_method %a.var, constants.%Destroy.Op
    153. 

  153. // CHECK:STDOUT:   %Destroy.Op.call: init %empty_tuple.type = call %Destroy.Op.bound(%a.var)
    154. 

  154. // CHECK:STDOUT:   return
    155. 

  155. // CHECK:STDOUT: }
    156. 

  156. // CHECK:STDOUT:
    157. 

  157. // CHECK:STDOUT: fn @Destroy.Op(%self.param: ref %ptr) = "no_op";
    158. 

  158. // CHECK:STDOUT:
    159.