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import_member_cycle.carbon

import_member_cycle.carbon 9.6 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 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.257: type = ptr_type %Cycle [concrete]
    38. 

  38. // CHECK:STDOUT:   %Cycle.elem: type = unbound_element_type %Cycle, %ptr.257 [concrete]
    39. 

  39. // CHECK:STDOUT:   %Destroy.type: type = facet_type <@Destroy> [concrete]
    40. 

  40. // CHECK:STDOUT:   %pattern_type.f6d: type = pattern_type auto [concrete]
    41. 

  41. // CHECK:STDOUT:   %Destroy.impl_witness: <witness> = impl_witness @Cycle.%Destroy.impl_witness_table [concrete]
    42. 

  42. // CHECK:STDOUT:   %pattern_type.d3d: type = pattern_type %ptr.257 [concrete]
    43. 

  43. // CHECK:STDOUT:   %Cycle.as.Destroy.impl.Op.type: type = fn_type @Cycle.as.Destroy.impl.Op [concrete]
    44. 

  44. // CHECK:STDOUT:   %Cycle.as.Destroy.impl.Op: %Cycle.as.Destroy.impl.Op.type = struct_value () [concrete]
    45. 

  45. // CHECK:STDOUT:   %struct_type.a: type = struct_type {.a: %ptr.257} [concrete]
    46. 

  46. // CHECK:STDOUT:   %complete_type: <witness> = complete_type_witness %struct_type.a [concrete]
    47. 

  47. // CHECK:STDOUT: }
    48. 

  48. // CHECK:STDOUT:
    49. 

  49. // CHECK:STDOUT: imports {
    50. 

  50. // CHECK:STDOUT:   %Core: <namespace> = namespace file.%Core.import, [concrete] {
    51. 

  51. // CHECK:STDOUT:     .Destroy = %Core.Destroy
    52. 

  52. // CHECK:STDOUT:     import Core//prelude
    53. 

  53. // CHECK:STDOUT:     import Core//prelude/...
    54. 

  54. // CHECK:STDOUT:   }
    55. 

  55. // CHECK:STDOUT:   %Core.Destroy: type = import_ref Core//prelude/parts/destroy, Destroy, loaded [concrete = constants.%Destroy.type]
    56. 

  56. // CHECK:STDOUT: }
    57. 

  57. // CHECK:STDOUT:
    58. 

  58. // CHECK:STDOUT: file {
    59. 

  59. // CHECK:STDOUT:   package: <namespace> = namespace [concrete] {
    60. 

  60. // CHECK:STDOUT:     .Core = imports.%Core
    61. 

  61. // CHECK:STDOUT:     .Cycle = %Cycle.decl
    62. 

  62. // CHECK:STDOUT:   }
    63. 

  63. // CHECK:STDOUT:   %Core.import = import Core
    64. 

  64. // CHECK:STDOUT:   %Cycle.decl: type = class_decl @Cycle [concrete = constants.%Cycle] {} {}
    65. 

  65. // CHECK:STDOUT: }
    66. 

  66. // CHECK:STDOUT:
    67. 

  67. // CHECK:STDOUT: impl @Cycle.as.Destroy.impl: @Cycle.%Self.ref as constants.%Destroy.type {
    68. 

  68. // CHECK:STDOUT:   %Cycle.as.Destroy.impl.Op.decl: %Cycle.as.Destroy.impl.Op.type = fn_decl @Cycle.as.Destroy.impl.Op [concrete = constants.%Cycle.as.Destroy.impl.Op] {
    69. 

  69. // CHECK:STDOUT:     %self.patt: %pattern_type.d3d = binding_pattern self [concrete]
    70. 

  70. // CHECK:STDOUT:     %self.param_patt: %pattern_type.d3d = value_param_pattern %self.patt, call_param0 [concrete]
    71. 

  71. // CHECK:STDOUT:     %.loc4: %pattern_type.f6d = addr_pattern %self.param_patt [concrete]
    72. 

  72. // CHECK:STDOUT:   } {
    73. 

  73. // CHECK:STDOUT:     %self.param: %ptr.257 = value_param call_param0
    74. 

  74. // CHECK:STDOUT:     %Self.ref: type = name_ref Self, constants.%Cycle [concrete = constants.%Cycle]
    75. 

  75. // CHECK:STDOUT:     %self: %ptr.257 = bind_name self, %self.param
    76. 

  76. // CHECK:STDOUT:   }
    77. 

  77. // CHECK:STDOUT:
    78. 

  78. // CHECK:STDOUT: !members:
    79. 

  79. // CHECK:STDOUT:   .Op = %Cycle.as.Destroy.impl.Op.decl
    80. 

  80. // CHECK:STDOUT:   witness = @Cycle.%Destroy.impl_witness
    81. 

  81. // CHECK:STDOUT: }
    82. 

  82. // CHECK:STDOUT:
    83. 

  83. // CHECK:STDOUT: class @Cycle {
    84. 

  84. // CHECK:STDOUT:   %Cycle.ref: type = name_ref Cycle, file.%Cycle.decl [concrete = constants.%Cycle]
    85. 

  85. // CHECK:STDOUT:   %ptr: type = ptr_type %Cycle.ref [concrete = constants.%ptr.257]
    86. 

  86. // CHECK:STDOUT:   %.loc5: %Cycle.elem = field_decl a, element0 [concrete]
    87. 

  87. // CHECK:STDOUT:   %Self.ref: type = name_ref Self, constants.%Cycle [concrete = constants.%Cycle]
    88. 

  88. // CHECK:STDOUT:   impl_decl @Cycle.as.Destroy.impl [concrete] {} {}
    89. 

  89. // CHECK:STDOUT:   %Destroy.impl_witness_table = impl_witness_table (@Cycle.as.Destroy.impl.%Cycle.as.Destroy.impl.Op.decl), @Cycle.as.Destroy.impl [concrete]
    90. 

  90. // CHECK:STDOUT:   %Destroy.impl_witness: <witness> = impl_witness %Destroy.impl_witness_table [concrete = constants.%Destroy.impl_witness]
    91. 

  91. // CHECK:STDOUT:   %complete_type: <witness> = complete_type_witness constants.%struct_type.a [concrete = constants.%complete_type]
    92. 

  92. // CHECK:STDOUT:   complete_type_witness = %complete_type
    93. 

  93. // CHECK:STDOUT:
    94. 

  94. // CHECK:STDOUT: !members:
    95. 

  95. // CHECK:STDOUT:   .Self = constants.%Cycle
    96. 

  96. // CHECK:STDOUT:   .Cycle = <poisoned>
    97. 

  97. // CHECK:STDOUT:   .a = %.loc5
    98. 

  98. // CHECK:STDOUT: }
    99. 

  99. // CHECK:STDOUT:
    100. 

  100. // CHECK:STDOUT: fn @Cycle.as.Destroy.impl.Op(%self.param: %ptr.257) = "no_op";
    101. 

  101. // CHECK:STDOUT:
    102. 

  102. // CHECK:STDOUT: --- b.carbon
    103. 

  103. // CHECK:STDOUT:
    104. 

  104. // CHECK:STDOUT: constants {
    105. 

  105. // CHECK:STDOUT:   %Run.type: type = fn_type @Run [concrete]
    106. 

  106. // CHECK:STDOUT:   %empty_tuple.type: type = tuple_type () [concrete]
    107. 

  107. // CHECK:STDOUT:   %Run: %Run.type = struct_value () [concrete]
    108. 

  108. // CHECK:STDOUT:   %Cycle: type = class_type @Cycle [concrete]
    109. 

  109. // CHECK:STDOUT:   %ptr.257: type = ptr_type %Cycle [concrete]
    110. 

  110. // CHECK:STDOUT:   %struct_type.a: type = struct_type {.a: %ptr.257} [concrete]
    111. 

  111. // CHECK:STDOUT:   %complete_type.e4b: <witness> = complete_type_witness %struct_type.a [concrete]
    112. 

  112. // CHECK:STDOUT:   %pattern_type.d3d: type = pattern_type %ptr.257 [concrete]
    113. 

  113. // CHECK:STDOUT:   %Destroy.type: type = facet_type <@Destroy> [concrete]
    114. 

  114. // CHECK:STDOUT:   %ptr.as.Destroy.impl.Op.type.976: type = fn_type @ptr.as.Destroy.impl.Op, @ptr.as.Destroy.impl(%Cycle) [concrete]
    115. 

  115. // CHECK:STDOUT:   %ptr.as.Destroy.impl.Op.594: %ptr.as.Destroy.impl.Op.type.976 = struct_value () [concrete]
    116. 

  116. // CHECK:STDOUT:   %ptr.d80: type = ptr_type %ptr.257 [concrete]
    117. 

  117. // CHECK:STDOUT:   %ptr.as.Destroy.impl.Op.specific_fn: <specific function> = specific_function %ptr.as.Destroy.impl.Op.594, @ptr.as.Destroy.impl.Op(%Cycle) [concrete]
    118. 

  118. // CHECK:STDOUT: }
    119. 

  119. // CHECK:STDOUT:
    120. 

  120. // CHECK:STDOUT: imports {
    121. 

  121. // CHECK:STDOUT:   %Main.Cycle: type = import_ref Main//a, Cycle, loaded [concrete = constants.%Cycle]
    122. 

  122. // CHECK:STDOUT:   %Core: <namespace> = namespace file.%Core.import, [concrete] {
    123. 

  123. // CHECK:STDOUT:     .Destroy = %Core.Destroy
    124. 

  124. // CHECK:STDOUT:     import Core//prelude
    125. 

  125. // CHECK:STDOUT:     import Core//prelude/...
    126. 

  126. // CHECK:STDOUT:   }
    127. 

  127. // CHECK:STDOUT:   %Main.import_ref.72d: <witness> = import_ref Main//a, loc6_1, loaded [concrete = constants.%complete_type.e4b]
    128. 

  128. // CHECK:STDOUT:   %Main.import_ref.3a6 = import_ref Main//a, inst18 [no loc], unloaded
    129. 

  129. // CHECK:STDOUT:   %Main.import_ref.4e0 = import_ref Main//a, loc5_8, unloaded
    130. 

  130. // CHECK:STDOUT:   %Core.Destroy: type = import_ref Core//prelude/parts/destroy, Destroy, loaded [concrete = constants.%Destroy.type]
    131. 

  131. // CHECK:STDOUT:   %Main.import_ref.13a = import_ref Main//a, loc4_13, unloaded
    132. 

  132. // CHECK:STDOUT:   %Main.import_ref.f64: type = import_ref Main//a, loc4_13, loaded [concrete = constants.%Cycle]
    133. 

  133. // CHECK:STDOUT:   %Main.import_ref.e45: type = import_ref Main//a, inst26 [no loc], loaded [concrete = constants.%Destroy.type]
    134. 

  134. // CHECK:STDOUT: }
    135. 

  135. // CHECK:STDOUT:
    136. 

  136. // CHECK:STDOUT: file {
    137. 

  137. // CHECK:STDOUT:   package: <namespace> = namespace [concrete] {
    138. 

  138. // CHECK:STDOUT:     .Cycle = imports.%Main.Cycle
    139. 

  139. // CHECK:STDOUT:     .Core = imports.%Core
    140. 

  140. // CHECK:STDOUT:     .Run = %Run.decl
    141. 

  141. // CHECK:STDOUT:   }
    142. 

  142. // CHECK:STDOUT:   %Core.import = import Core
    143. 

  143. // CHECK:STDOUT:   %default.import = import <none>
    144. 

  144. // CHECK:STDOUT:   %Run.decl: %Run.type = fn_decl @Run [concrete = constants.%Run] {} {}
    145. 

  145. // CHECK:STDOUT: }
    146. 

  146. // CHECK:STDOUT:
    147. 

  147. // CHECK:STDOUT: impl @Cycle.as.Destroy.impl: imports.%Main.import_ref.f64 as imports.%Main.import_ref.e45 [from "a.carbon"] {
    148. 

  148. // CHECK:STDOUT: !members:
    149. 

  149. // CHECK:STDOUT:   witness = imports.%Main.import_ref.13a
    150. 

  150. // CHECK:STDOUT: }
    151. 

  151. // CHECK:STDOUT:
    152. 

  152. // CHECK:STDOUT: class @Cycle [from "a.carbon"] {
    153. 

  153. // CHECK:STDOUT:   complete_type_witness = imports.%Main.import_ref.72d
    154. 

  154. // CHECK:STDOUT:
    155. 

  155. // CHECK:STDOUT: !members:
    156. 

  156. // CHECK:STDOUT:   .Self = imports.%Main.import_ref.3a6
    157. 

  157. // CHECK:STDOUT:   .a = imports.%Main.import_ref.4e0
    158. 

  158. // CHECK:STDOUT: }
    159. 

  159. // CHECK:STDOUT:
    160. 

  160. // CHECK:STDOUT: fn @Run() {
    161. 

  161. // CHECK:STDOUT: !entry:
    162. 

  162. // CHECK:STDOUT:   name_binding_decl {
    163. 

  163. // CHECK:STDOUT:     %a.patt: %pattern_type.d3d = binding_pattern a [concrete]
    164. 

  164. // CHECK:STDOUT:     %a.var_patt: %pattern_type.d3d = var_pattern %a.patt [concrete]
    165. 

  165. // CHECK:STDOUT:   }
    166. 

  166. // CHECK:STDOUT:   %a.var: ref %ptr.257 = var %a.var_patt
    167. 

  167. // CHECK:STDOUT:   %.loc7: type = splice_block %ptr [concrete = constants.%ptr.257] {
    168. 

  168. // CHECK:STDOUT:     %Cycle.ref: type = name_ref Cycle, imports.%Main.Cycle [concrete = constants.%Cycle]
    169. 

  169. // CHECK:STDOUT:     %ptr: type = ptr_type %Cycle.ref [concrete = constants.%ptr.257]
    170. 

  170. // CHECK:STDOUT:   }
    171. 

  171. // CHECK:STDOUT:   %a: ref %ptr.257 = bind_name a, %a.var
    172. 

  172. // CHECK:STDOUT:   %ptr.as.Destroy.impl.Op.bound: <bound method> = bound_method %a.var, constants.%ptr.as.Destroy.impl.Op.594
    173. 

  173. // CHECK:STDOUT:   %ptr.as.Destroy.impl.Op.specific_fn: <specific function> = specific_function constants.%ptr.as.Destroy.impl.Op.594, @ptr.as.Destroy.impl.Op(constants.%Cycle) [concrete = constants.%ptr.as.Destroy.impl.Op.specific_fn]
    174. 

  174. // CHECK:STDOUT:   %bound_method: <bound method> = bound_method %a.var, %ptr.as.Destroy.impl.Op.specific_fn
    175. 

  175. // CHECK:STDOUT:   %addr: %ptr.d80 = addr_of %a.var
    176. 

  176. // CHECK:STDOUT:   %ptr.as.Destroy.impl.Op.call: init %empty_tuple.type = call %bound_method(%addr)
    177. 

  177. // CHECK:STDOUT:   return
    178. 

  178. // CHECK:STDOUT: }
    179. 

  179. // CHECK:STDOUT:
    180.