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deduce_nested_facet_value.carbon

deduce_nested_facet_value.carbon 23 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/facet_types.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/function/generic/deduce_nested_facet_value.carbon
    12. 

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

  13. // TIP:   bazel run //toolchain/testing:file_test -- --dump_output --file_tests=toolchain/check/testdata/function/generic/deduce_nested_facet_value.carbon
    14. 

  14. 

  15. // --- deduce_nested_facet_value.carbon
    16. 

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

  17. 

  18. interface Y {}
    19. 

  19. interface W {}
    20. 

  20. 

  21. // DD implements both Y and W.
    22. 

  22. class DD {}
    23. 

  23. impl DD as Y {}
    24. 

  24. impl DD as W {}
    25. 

  25. 

  26. // CC requires D to implement Y.
    27. 

  27. class CC(D:! Y) {}
    28. 

  28. 

  29. interface Z {}
    30. 

  30. 

  31. // The `D` interface provides `Y` but not `W`, so we need to see that the
    32. 

  32. // parameter to `CC` is `DD` which provides `Y & W`, not just a FacetValue
    33. 

  33. // abstractly providing `Y.
    34. 

  34. impl forall [E:! Y & W] CC(E) as Z {}
    35. 

  35. 

  36. fn F() {
    37. 

  37.   (CC(DD)) as Z;
    38. 

  38. }
    39. 

  39. 

  40. // CHECK:STDOUT: --- deduce_nested_facet_value.carbon
    41. 

  41. // CHECK:STDOUT:
    42. 

  42. // CHECK:STDOUT: constants {
    43. 

  43. // CHECK:STDOUT:   %Y.type: type = facet_type <@Y> [concrete]
    44. 

  44. // CHECK:STDOUT:   %Self.045: %Y.type = bind_symbolic_name Self, 0 [symbolic]
    45. 

  45. // CHECK:STDOUT:   %W.type: type = facet_type <@W> [concrete]
    46. 

  46. // CHECK:STDOUT:   %Self.7b5: %W.type = bind_symbolic_name Self, 0 [symbolic]
    47. 

  47. // CHECK:STDOUT:   %DD: type = class_type @DD [concrete]
    48. 

  48. // CHECK:STDOUT:   %Destroy.type: type = facet_type <@Destroy> [concrete]
    49. 

  49. // CHECK:STDOUT:   %pattern_type.f6d: type = pattern_type auto [concrete]
    50. 

  50. // CHECK:STDOUT:   %Destroy.impl_witness.31d: <witness> = impl_witness @DD.%Destroy.impl_witness_table [concrete]
    51. 

  51. // CHECK:STDOUT:   %ptr.3d1: type = ptr_type %DD [concrete]
    52. 

  52. // CHECK:STDOUT:   %pattern_type.3fc: type = pattern_type %ptr.3d1 [concrete]
    53. 

  53. // CHECK:STDOUT:   %DD.as.Destroy.impl.Op.type: type = fn_type @DD.as.Destroy.impl.Op [concrete]
    54. 

  54. // CHECK:STDOUT:   %DD.as.Destroy.impl.Op: %DD.as.Destroy.impl.Op.type = struct_value () [concrete]
    55. 

  55. // CHECK:STDOUT:   %empty_struct_type: type = struct_type {} [concrete]
    56. 

  56. // CHECK:STDOUT:   %complete_type: <witness> = complete_type_witness %empty_struct_type [concrete]
    57. 

  57. // CHECK:STDOUT:   %Y.impl_witness: <witness> = impl_witness file.%Y.impl_witness_table [concrete]
    58. 

  58. // CHECK:STDOUT:   %W.impl_witness: <witness> = impl_witness file.%W.impl_witness_table [concrete]
    59. 

  59. // CHECK:STDOUT:   %type: type = facet_type <type> [concrete]
    60. 

  60. // CHECK:STDOUT:   %.Self: %type = bind_symbolic_name .Self [symbolic_self]
    61. 

  61. // CHECK:STDOUT:   %D: %Y.type = bind_symbolic_name D, 0 [symbolic]
    62. 

  62. // CHECK:STDOUT:   %pattern_type.6e5: type = pattern_type %Y.type [concrete]
    63. 

  63. // CHECK:STDOUT:   %CC.type: type = generic_class_type @CC [concrete]
    64. 

  64. // CHECK:STDOUT:   %CC.generic: %CC.type = struct_value () [concrete]
    65. 

  65. // CHECK:STDOUT:   %CC.ef8: type = class_type @CC, @CC(%D) [symbolic]
    66. 

  66. // CHECK:STDOUT:   %Destroy.impl_witness.520: <witness> = impl_witness @CC.%Destroy.impl_witness_table, @CC.as.Destroy.impl(%D) [symbolic]
    67. 

  67. // CHECK:STDOUT:   %ptr.791: type = ptr_type %CC.ef8 [symbolic]
    68. 

  68. // CHECK:STDOUT:   %pattern_type.931: type = pattern_type %ptr.791 [symbolic]
    69. 

  69. // CHECK:STDOUT:   %CC.as.Destroy.impl.Op.type: type = fn_type @CC.as.Destroy.impl.Op, @CC.as.Destroy.impl(%D) [symbolic]
    70. 

  70. // CHECK:STDOUT:   %CC.as.Destroy.impl.Op: %CC.as.Destroy.impl.Op.type = struct_value () [symbolic]
    71. 

  71. // CHECK:STDOUT:   %Z.type: type = facet_type <@Z> [concrete]
    72. 

  72. // CHECK:STDOUT:   %Self.1d7: %Z.type = bind_symbolic_name Self, 0 [symbolic]
    73. 

  73. // CHECK:STDOUT:   %BitAndWith.type.f2e: type = generic_interface_type @BitAndWith [concrete]
    74. 

  74. // CHECK:STDOUT:   %BitAndWith.generic: %BitAndWith.type.f2e = struct_value () [concrete]
    75. 

  75. // CHECK:STDOUT:   %BitAndWith.type.8a6: type = facet_type <@BitAndWith, @BitAndWith(type)> [concrete]
    76. 

  76. // CHECK:STDOUT:   %BitAndWith.Op.type.9a3: type = fn_type @BitAndWith.Op, @BitAndWith(type) [concrete]
    77. 

  77. // CHECK:STDOUT:   %BitAndWith.impl_witness: <witness> = impl_witness imports.%BitAndWith.impl_witness_table [concrete]
    78. 

  78. // CHECK:STDOUT:   %BitAndWith.facet: %BitAndWith.type.8a6 = facet_value type, (%BitAndWith.impl_witness) [concrete]
    79. 

  79. // CHECK:STDOUT:   %.fa7: type = fn_type_with_self_type %BitAndWith.Op.type.9a3, %BitAndWith.facet [concrete]
    80. 

  80. // CHECK:STDOUT:   %type.as.BitAndWith.impl.Op.type: type = fn_type @type.as.BitAndWith.impl.Op [concrete]
    81. 

  81. // CHECK:STDOUT:   %type.as.BitAndWith.impl.Op: %type.as.BitAndWith.impl.Op.type = struct_value () [concrete]
    82. 

  82. // CHECK:STDOUT:   %type.as.BitAndWith.impl.Op.bound: <bound method> = bound_method %Y.type, %type.as.BitAndWith.impl.Op [concrete]
    83. 

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

  84. // CHECK:STDOUT:   %E: %facet_type = bind_symbolic_name E, 0 [symbolic]
    85. 

  85. // CHECK:STDOUT:   %pattern_type.50c: type = pattern_type %facet_type [concrete]
    86. 

  86. // CHECK:STDOUT:   %Y.lookup_impl_witness: <witness> = lookup_impl_witness %E, @Y [symbolic]
    87. 

  87. // CHECK:STDOUT:   %E.as_type: type = facet_access_type %E [symbolic]
    88. 

  88. // CHECK:STDOUT:   %Y.facet.682: %Y.type = facet_value %E.as_type, (%Y.lookup_impl_witness) [symbolic]
    89. 

  89. // CHECK:STDOUT:   %CC.6f9: type = class_type @CC, @CC(%Y.facet.682) [symbolic]
    90. 

  90. // CHECK:STDOUT:   %Z.impl_witness.3fa: <witness> = impl_witness file.%Z.impl_witness_table, @CC.as.Z.impl(%E) [symbolic]
    91. 

  91. // CHECK:STDOUT:   %F.type: type = fn_type @F [concrete]
    92. 

  92. // CHECK:STDOUT:   %F: %F.type = struct_value () [concrete]
    93. 

  93. // CHECK:STDOUT:   %Y.facet.4e8: %Y.type = facet_value %DD, (%Y.impl_witness) [concrete]
    94. 

  94. // CHECK:STDOUT:   %CC.3b3: type = class_type @CC, @CC(%Y.facet.4e8) [concrete]
    95. 

  95. // CHECK:STDOUT:   %facet_value: %facet_type = facet_value %DD, (%Y.impl_witness, %W.impl_witness) [concrete]
    96. 

  96. // CHECK:STDOUT:   %Z.impl_witness.8f8: <witness> = impl_witness file.%Z.impl_witness_table, @CC.as.Z.impl(%facet_value) [concrete]
    97. 

  97. // CHECK:STDOUT:   %Z.facet: %Z.type = facet_value %CC.3b3, (%Z.impl_witness.8f8) [concrete]
    98. 

  98. // CHECK:STDOUT: }
    99. 

  99. // CHECK:STDOUT:
    100. 

  100. // CHECK:STDOUT: imports {
    101. 

  101. // CHECK:STDOUT:   %Core: <namespace> = namespace file.%Core.import, [concrete] {
    102. 

  102. // CHECK:STDOUT:     .Destroy = %Core.Destroy
    103. 

  103. // CHECK:STDOUT:     .BitAndWith = %Core.BitAndWith
    104. 

  104. // CHECK:STDOUT:     import Core//prelude
    105. 

  105. // CHECK:STDOUT:     import Core//prelude/...
    106. 

  106. // CHECK:STDOUT:   }
    107. 

  107. // CHECK:STDOUT:   %Core.Destroy: type = import_ref Core//prelude/parts/destroy, Destroy, loaded [concrete = constants.%Destroy.type]
    108. 

  108. // CHECK:STDOUT:   %Core.BitAndWith: %BitAndWith.type.f2e = import_ref Core//prelude, BitAndWith, loaded [concrete = constants.%BitAndWith.generic]
    109. 

  109. // CHECK:STDOUT:   %Core.import_ref.636: %type.as.BitAndWith.impl.Op.type = import_ref Core//prelude, loc14_42, loaded [concrete = constants.%type.as.BitAndWith.impl.Op]
    110. 

  110. // CHECK:STDOUT:   %BitAndWith.impl_witness_table = impl_witness_table (%Core.import_ref.636), @type.as.BitAndWith.impl [concrete]
    111. 

  111. // CHECK:STDOUT: }
    112. 

  112. // CHECK:STDOUT:
    113. 

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

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

  115. // CHECK:STDOUT:     .Core = imports.%Core
    116. 

  116. // CHECK:STDOUT:     .Y = %Y.decl
    117. 

  117. // CHECK:STDOUT:     .W = %W.decl
    118. 

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

  119. // CHECK:STDOUT:     .CC = %CC.decl
    120. 

  120. // CHECK:STDOUT:     .Z = %Z.decl
    121. 

  121. // CHECK:STDOUT:     .F = %F.decl
    122. 

  122. // CHECK:STDOUT:   }
    123. 

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

  124. // CHECK:STDOUT:   %Y.decl: type = interface_decl @Y [concrete = constants.%Y.type] {} {}
    125. 

  125. // CHECK:STDOUT:   %W.decl: type = interface_decl @W [concrete = constants.%W.type] {} {}
    126. 

  126. // CHECK:STDOUT:   %DD.decl: type = class_decl @DD [concrete = constants.%DD] {} {}
    127. 

  127. // CHECK:STDOUT:   impl_decl @DD.as.Y.impl [concrete] {} {
    128. 

  128. // CHECK:STDOUT:     %DD.ref: type = name_ref DD, file.%DD.decl [concrete = constants.%DD]
    129. 

  129. // CHECK:STDOUT:     %Y.ref: type = name_ref Y, file.%Y.decl [concrete = constants.%Y.type]
    130. 

  130. // CHECK:STDOUT:   }
    131. 

  131. // CHECK:STDOUT:   %Y.impl_witness_table = impl_witness_table (), @DD.as.Y.impl [concrete]
    132. 

  132. // CHECK:STDOUT:   %Y.impl_witness: <witness> = impl_witness %Y.impl_witness_table [concrete = constants.%Y.impl_witness]
    133. 

  133. // CHECK:STDOUT:   impl_decl @DD.as.W.impl [concrete] {} {
    134. 

  134. // CHECK:STDOUT:     %DD.ref: type = name_ref DD, file.%DD.decl [concrete = constants.%DD]
    135. 

  135. // CHECK:STDOUT:     %W.ref: type = name_ref W, file.%W.decl [concrete = constants.%W.type]
    136. 

  136. // CHECK:STDOUT:   }
    137. 

  137. // CHECK:STDOUT:   %W.impl_witness_table = impl_witness_table (), @DD.as.W.impl [concrete]
    138. 

  138. // CHECK:STDOUT:   %W.impl_witness: <witness> = impl_witness %W.impl_witness_table [concrete = constants.%W.impl_witness]
    139. 

  139. // CHECK:STDOUT:   %CC.decl: %CC.type = class_decl @CC [concrete = constants.%CC.generic] {
    140. 

  140. // CHECK:STDOUT:     %D.patt: %pattern_type.6e5 = symbolic_binding_pattern D, 0 [concrete]
    141. 

  141. // CHECK:STDOUT:   } {
    142. 

  142. // CHECK:STDOUT:     %.loc12: type = splice_block %Y.ref [concrete = constants.%Y.type] {
    143. 

  143. // CHECK:STDOUT:       %.Self: %type = bind_symbolic_name .Self [symbolic_self = constants.%.Self]
    144. 

  144. // CHECK:STDOUT:       %Y.ref: type = name_ref Y, file.%Y.decl [concrete = constants.%Y.type]
    145. 

  145. // CHECK:STDOUT:     }
    146. 

  146. // CHECK:STDOUT:     %D.loc12_10.2: %Y.type = bind_symbolic_name D, 0 [symbolic = %D.loc12_10.1 (constants.%D)]
    147. 

  147. // CHECK:STDOUT:   }
    148. 

  148. // CHECK:STDOUT:   %Z.decl: type = interface_decl @Z [concrete = constants.%Z.type] {} {}
    149. 

  149. // CHECK:STDOUT:   impl_decl @CC.as.Z.impl [concrete] {
    150. 

  150. // CHECK:STDOUT:     %E.patt: %pattern_type.50c = symbolic_binding_pattern E, 0 [concrete]
    151. 

  151. // CHECK:STDOUT:   } {
    152. 

  152. // CHECK:STDOUT:     %CC.ref: %CC.type = name_ref CC, file.%CC.decl [concrete = constants.%CC.generic]
    153. 

  153. // CHECK:STDOUT:     %E.ref: %facet_type = name_ref E, %E.loc19_14.1 [symbolic = %E.loc19_14.2 (constants.%E)]
    154. 

  154. // CHECK:STDOUT:     %E.as_type.loc19_29.1: type = facet_access_type constants.%E [symbolic = %E.as_type.loc19_29.2 (constants.%E.as_type)]
    155. 

  155. // CHECK:STDOUT:     %Y.facet.loc19_29.1: %Y.type = facet_value %E.as_type.loc19_29.1, (constants.%Y.lookup_impl_witness) [symbolic = %Y.facet.loc19_29.2 (constants.%Y.facet.682)]
    156. 

  156. // CHECK:STDOUT:     %.loc19_29: %Y.type = converted %E.ref, %Y.facet.loc19_29.1 [symbolic = %Y.facet.loc19_29.2 (constants.%Y.facet.682)]
    157. 

  157. // CHECK:STDOUT:     %CC.loc19_29.1: type = class_type @CC, @CC(constants.%Y.facet.682) [symbolic = %CC.loc19_29.2 (constants.%CC.6f9)]
    158. 

  158. // CHECK:STDOUT:     %Z.ref: type = name_ref Z, file.%Z.decl [concrete = constants.%Z.type]
    159. 

  159. // CHECK:STDOUT:     %.loc19_20.1: type = splice_block %.loc19_20.3 [concrete = constants.%facet_type] {
    160. 

  160. // CHECK:STDOUT:       %.Self: %type = bind_symbolic_name .Self [symbolic_self = constants.%.Self]
    161. 

  161. // CHECK:STDOUT:       %Y.ref: type = name_ref Y, file.%Y.decl [concrete = constants.%Y.type]
    162. 

  162. // CHECK:STDOUT:       %W.ref: type = name_ref W, file.%W.decl [concrete = constants.%W.type]
    163. 

  163. // CHECK:STDOUT:       %impl.elem0: %.fa7 = impl_witness_access constants.%BitAndWith.impl_witness, element0 [concrete = constants.%type.as.BitAndWith.impl.Op]
    164. 

  164. // CHECK:STDOUT:       %bound_method: <bound method> = bound_method %Y.ref, %impl.elem0 [concrete = constants.%type.as.BitAndWith.impl.Op.bound]
    165. 

  165. // CHECK:STDOUT:       %type.as.BitAndWith.impl.Op.call: init type = call %bound_method(%Y.ref, %W.ref) [concrete = constants.%facet_type]
    166. 

  166. // CHECK:STDOUT:       %.loc19_20.2: type = value_of_initializer %type.as.BitAndWith.impl.Op.call [concrete = constants.%facet_type]
    167. 

  167. // CHECK:STDOUT:       %.loc19_20.3: type = converted %type.as.BitAndWith.impl.Op.call, %.loc19_20.2 [concrete = constants.%facet_type]
    168. 

  168. // CHECK:STDOUT:     }
    169. 

  169. // CHECK:STDOUT:     %E.loc19_14.1: %facet_type = bind_symbolic_name E, 0 [symbolic = %E.loc19_14.2 (constants.%E)]
    170. 

  170. // CHECK:STDOUT:   }
    171. 

  171. // CHECK:STDOUT:   %Z.impl_witness_table = impl_witness_table (), @CC.as.Z.impl [concrete]
    172. 

  172. // CHECK:STDOUT:   %Z.impl_witness: <witness> = impl_witness %Z.impl_witness_table, @CC.as.Z.impl(constants.%E) [symbolic = @CC.as.Z.impl.%Z.impl_witness (constants.%Z.impl_witness.3fa)]
    173. 

  173. // CHECK:STDOUT:   %F.decl: %F.type = fn_decl @F [concrete = constants.%F] {} {}
    174. 

  174. // CHECK:STDOUT: }
    175. 

  175. // CHECK:STDOUT:
    176. 

  176. // CHECK:STDOUT: interface @Y {
    177. 

  177. // CHECK:STDOUT:   %Self: %Y.type = bind_symbolic_name Self, 0 [symbolic = constants.%Self.045]
    178. 

  178. // CHECK:STDOUT:
    179. 

  179. // CHECK:STDOUT: !members:
    180. 

  180. // CHECK:STDOUT:   .Self = %Self
    181. 

  181. // CHECK:STDOUT:   witness = ()
    182. 

  182. // CHECK:STDOUT: }
    183. 

  183. // CHECK:STDOUT:
    184. 

  184. // CHECK:STDOUT: interface @W {
    185. 

  185. // CHECK:STDOUT:   %Self: %W.type = bind_symbolic_name Self, 0 [symbolic = constants.%Self.7b5]
    186. 

  186. // CHECK:STDOUT:
    187. 

  187. // CHECK:STDOUT: !members:
    188. 

  188. // CHECK:STDOUT:   .Self = %Self
    189. 

  189. // CHECK:STDOUT:   witness = ()
    190. 

  190. // CHECK:STDOUT: }
    191. 

  191. // CHECK:STDOUT:
    192. 

  192. // CHECK:STDOUT: interface @Z {
    193. 

  193. // CHECK:STDOUT:   %Self: %Z.type = bind_symbolic_name Self, 0 [symbolic = constants.%Self.1d7]
    194. 

  194. // CHECK:STDOUT:
    195. 

  195. // CHECK:STDOUT: !members:
    196. 

  196. // CHECK:STDOUT:   .Self = %Self
    197. 

  197. // CHECK:STDOUT:   witness = ()
    198. 

  198. // CHECK:STDOUT: }
    199. 

  199. // CHECK:STDOUT:
    200. 

  200. // CHECK:STDOUT: impl @DD.as.Destroy.impl: @DD.%Self.ref as constants.%Destroy.type {
    201. 

  201. // CHECK:STDOUT:   %DD.as.Destroy.impl.Op.decl: %DD.as.Destroy.impl.Op.type = fn_decl @DD.as.Destroy.impl.Op [concrete = constants.%DD.as.Destroy.impl.Op] {
    202. 

  202. // CHECK:STDOUT:     %self.patt: %pattern_type.3fc = binding_pattern self [concrete]
    203. 

  203. // CHECK:STDOUT:     %self.param_patt: %pattern_type.3fc = value_param_pattern %self.patt, call_param0 [concrete]
    204. 

  204. // CHECK:STDOUT:     %.loc7: %pattern_type.f6d = addr_pattern %self.param_patt [concrete]
    205. 

  205. // CHECK:STDOUT:   } {
    206. 

  206. // CHECK:STDOUT:     %self.param: %ptr.3d1 = value_param call_param0
    207. 

  207. // CHECK:STDOUT:     %Self.ref: type = name_ref Self, constants.%DD [concrete = constants.%DD]
    208. 

  208. // CHECK:STDOUT:     %self: %ptr.3d1 = bind_name self, %self.param
    209. 

  209. // CHECK:STDOUT:   }
    210. 

  210. // CHECK:STDOUT:
    211. 

  211. // CHECK:STDOUT: !members:
    212. 

  212. // CHECK:STDOUT:   .Op = %DD.as.Destroy.impl.Op.decl
    213. 

  213. // CHECK:STDOUT:   witness = @DD.%Destroy.impl_witness
    214. 

  214. // CHECK:STDOUT: }
    215. 

  215. // CHECK:STDOUT:
    216. 

  216. // CHECK:STDOUT: impl @DD.as.Y.impl: %DD.ref as %Y.ref {
    217. 

  217. // CHECK:STDOUT: !members:
    218. 

  218. // CHECK:STDOUT:   witness = file.%Y.impl_witness
    219. 

  219. // CHECK:STDOUT: }
    220. 

  220. // CHECK:STDOUT:
    221. 

  221. // CHECK:STDOUT: impl @DD.as.W.impl: %DD.ref as %W.ref {
    222. 

  222. // CHECK:STDOUT: !members:
    223. 

  223. // CHECK:STDOUT:   witness = file.%W.impl_witness
    224. 

  224. // CHECK:STDOUT: }
    225. 

  225. // CHECK:STDOUT:
    226. 

  226. // CHECK:STDOUT: generic impl @CC.as.Destroy.impl(@CC.%D.loc12_10.2: %Y.type) {
    227. 

  227. // CHECK:STDOUT:   %D: %Y.type = bind_symbolic_name D, 0 [symbolic = %D (constants.%D)]
    228. 

  228. // CHECK:STDOUT:   %CC: type = class_type @CC, @CC(%D) [symbolic = %CC (constants.%CC.ef8)]
    229. 

  229. // CHECK:STDOUT:   %Destroy.impl_witness: <witness> = impl_witness @CC.%Destroy.impl_witness_table, @CC.as.Destroy.impl(%D) [symbolic = %Destroy.impl_witness (constants.%Destroy.impl_witness.520)]
    230. 

  230. // CHECK:STDOUT:
    231. 

  231. // CHECK:STDOUT: !definition:
    232. 

  232. // CHECK:STDOUT:   %CC.as.Destroy.impl.Op.type: type = fn_type @CC.as.Destroy.impl.Op, @CC.as.Destroy.impl(%D) [symbolic = %CC.as.Destroy.impl.Op.type (constants.%CC.as.Destroy.impl.Op.type)]
    233. 

  233. // CHECK:STDOUT:   %CC.as.Destroy.impl.Op: @CC.as.Destroy.impl.%CC.as.Destroy.impl.Op.type (%CC.as.Destroy.impl.Op.type) = struct_value () [symbolic = %CC.as.Destroy.impl.Op (constants.%CC.as.Destroy.impl.Op)]
    234. 

  234. // CHECK:STDOUT:
    235. 

  235. // CHECK:STDOUT:   impl: @CC.%Self.ref as constants.%Destroy.type {
    236. 

  236. // CHECK:STDOUT:     %CC.as.Destroy.impl.Op.decl: @CC.as.Destroy.impl.%CC.as.Destroy.impl.Op.type (%CC.as.Destroy.impl.Op.type) = fn_decl @CC.as.Destroy.impl.Op [symbolic = @CC.as.Destroy.impl.%CC.as.Destroy.impl.Op (constants.%CC.as.Destroy.impl.Op)] {
    237. 

  237. // CHECK:STDOUT:       %self.patt: @CC.as.Destroy.impl.Op.%pattern_type (%pattern_type.931) = binding_pattern self [concrete]
    238. 

  238. // CHECK:STDOUT:       %self.param_patt: @CC.as.Destroy.impl.Op.%pattern_type (%pattern_type.931) = value_param_pattern %self.patt, call_param0 [concrete]
    239. 

  239. // CHECK:STDOUT:       %.loc12_17.1: %pattern_type.f6d = addr_pattern %self.param_patt [concrete]
    240. 

  240. // CHECK:STDOUT:     } {
    241. 

  241. // CHECK:STDOUT:       %self.param: @CC.as.Destroy.impl.Op.%ptr (%ptr.791) = value_param call_param0
    242. 

  242. // CHECK:STDOUT:       %.loc12_17.2: type = splice_block %Self.ref [symbolic = %CC (constants.%CC.ef8)] {
    243. 

  243. // CHECK:STDOUT:         %.loc12_17.3: type = specific_constant constants.%CC.ef8, @CC(constants.%D) [symbolic = %CC (constants.%CC.ef8)]
    244. 

  244. // CHECK:STDOUT:         %Self.ref: type = name_ref Self, %.loc12_17.3 [symbolic = %CC (constants.%CC.ef8)]
    245. 

  245. // CHECK:STDOUT:       }
    246. 

  246. // CHECK:STDOUT:       %self: @CC.as.Destroy.impl.Op.%ptr (%ptr.791) = bind_name self, %self.param
    247. 

  247. // CHECK:STDOUT:     }
    248. 

  248. // CHECK:STDOUT:
    249. 

  249. // CHECK:STDOUT:   !members:
    250. 

  250. // CHECK:STDOUT:     .Op = %CC.as.Destroy.impl.Op.decl
    251. 

  251. // CHECK:STDOUT:     witness = @CC.%Destroy.impl_witness
    252. 

  252. // CHECK:STDOUT:   }
    253. 

  253. // CHECK:STDOUT: }
    254. 

  254. // CHECK:STDOUT:
    255. 

  255. // CHECK:STDOUT: generic impl @CC.as.Z.impl(%E.loc19_14.1: %facet_type) {
    256. 

  256. // CHECK:STDOUT:   %E.loc19_14.2: %facet_type = bind_symbolic_name E, 0 [symbolic = %E.loc19_14.2 (constants.%E)]
    257. 

  257. // CHECK:STDOUT:   %Y.lookup_impl_witness: <witness> = lookup_impl_witness %E.loc19_14.2, @Y [symbolic = %Y.lookup_impl_witness (constants.%Y.lookup_impl_witness)]
    258. 

  258. // CHECK:STDOUT:   %E.as_type.loc19_29.2: type = facet_access_type %E.loc19_14.2 [symbolic = %E.as_type.loc19_29.2 (constants.%E.as_type)]
    259. 

  259. // CHECK:STDOUT:   %Y.facet.loc19_29.2: %Y.type = facet_value %E.as_type.loc19_29.2, (%Y.lookup_impl_witness) [symbolic = %Y.facet.loc19_29.2 (constants.%Y.facet.682)]
    260. 

  260. // CHECK:STDOUT:   %CC.loc19_29.2: type = class_type @CC, @CC(%Y.facet.loc19_29.2) [symbolic = %CC.loc19_29.2 (constants.%CC.6f9)]
    261. 

  261. // CHECK:STDOUT:   %Z.impl_witness: <witness> = impl_witness file.%Z.impl_witness_table, @CC.as.Z.impl(%E.loc19_14.2) [symbolic = %Z.impl_witness (constants.%Z.impl_witness.3fa)]
    262. 

  262. // CHECK:STDOUT:
    263. 

  263. // CHECK:STDOUT: !definition:
    264. 

  264. // CHECK:STDOUT:
    265. 

  265. // CHECK:STDOUT:   impl: %CC.loc19_29.1 as %Z.ref {
    266. 

  266. // CHECK:STDOUT:   !members:
    267. 

  267. // CHECK:STDOUT:     witness = file.%Z.impl_witness
    268. 

  268. // CHECK:STDOUT:   }
    269. 

  269. // CHECK:STDOUT: }
    270. 

  270. // CHECK:STDOUT:
    271. 

  271. // CHECK:STDOUT: class @DD {
    272. 

  272. // CHECK:STDOUT:   %Self.ref: type = name_ref Self, constants.%DD [concrete = constants.%DD]
    273. 

  273. // CHECK:STDOUT:   impl_decl @DD.as.Destroy.impl [concrete] {} {}
    274. 

  274. // CHECK:STDOUT:   %Destroy.impl_witness_table = impl_witness_table (@DD.as.Destroy.impl.%DD.as.Destroy.impl.Op.decl), @DD.as.Destroy.impl [concrete]
    275. 

  275. // CHECK:STDOUT:   %Destroy.impl_witness: <witness> = impl_witness %Destroy.impl_witness_table [concrete = constants.%Destroy.impl_witness.31d]
    276. 

  276. // CHECK:STDOUT:   %complete_type: <witness> = complete_type_witness constants.%empty_struct_type [concrete = constants.%complete_type]
    277. 

  277. // CHECK:STDOUT:   complete_type_witness = %complete_type
    278. 

  278. // CHECK:STDOUT:
    279. 

  279. // CHECK:STDOUT: !members:
    280. 

  280. // CHECK:STDOUT:   .Self = constants.%DD
    281. 

  281. // CHECK:STDOUT: }
    282. 

  282. // CHECK:STDOUT:
    283. 

  283. // CHECK:STDOUT: generic class @CC(%D.loc12_10.2: %Y.type) {
    284. 

  284. // CHECK:STDOUT:   %D.loc12_10.1: %Y.type = bind_symbolic_name D, 0 [symbolic = %D.loc12_10.1 (constants.%D)]
    285. 

  285. // CHECK:STDOUT:
    286. 

  286. // CHECK:STDOUT: !definition:
    287. 

  287. // CHECK:STDOUT:
    288. 

  288. // CHECK:STDOUT:   class {
    289. 

  289. // CHECK:STDOUT:     %Self.ref: type = name_ref Self, constants.%CC.ef8 [symbolic = @CC.as.Destroy.impl.%CC (constants.%CC.ef8)]
    290. 

  290. // CHECK:STDOUT:     impl_decl @CC.as.Destroy.impl [concrete] {} {}
    291. 

  291. // CHECK:STDOUT:     %Destroy.impl_witness_table = impl_witness_table (@CC.as.Destroy.impl.%CC.as.Destroy.impl.Op.decl), @CC.as.Destroy.impl [concrete]
    292. 

  292. // CHECK:STDOUT:     %Destroy.impl_witness: <witness> = impl_witness %Destroy.impl_witness_table, @CC.as.Destroy.impl(constants.%D) [symbolic = @CC.as.Destroy.impl.%Destroy.impl_witness (constants.%Destroy.impl_witness.520)]
    293. 

  293. // CHECK:STDOUT:     %complete_type: <witness> = complete_type_witness constants.%empty_struct_type [concrete = constants.%complete_type]
    294. 

  294. // CHECK:STDOUT:     complete_type_witness = %complete_type
    295. 

  295. // CHECK:STDOUT:
    296. 

  296. // CHECK:STDOUT:   !members:
    297. 

  297. // CHECK:STDOUT:     .Self = constants.%CC.ef8
    298. 

  298. // CHECK:STDOUT:   }
    299. 

  299. // CHECK:STDOUT: }
    300. 

  300. // CHECK:STDOUT:
    301. 

  301. // CHECK:STDOUT: fn @DD.as.Destroy.impl.Op(%self.param: %ptr.3d1) = "no_op";
    302. 

  302. // CHECK:STDOUT:
    303. 

  303. // CHECK:STDOUT: generic fn @CC.as.Destroy.impl.Op(@CC.%D.loc12_10.2: %Y.type) {
    304. 

  304. // CHECK:STDOUT:   %D: %Y.type = bind_symbolic_name D, 0 [symbolic = %D (constants.%D)]
    305. 

  305. // CHECK:STDOUT:   %CC: type = class_type @CC, @CC(%D) [symbolic = %CC (constants.%CC.ef8)]
    306. 

  306. // CHECK:STDOUT:   %ptr: type = ptr_type %CC [symbolic = %ptr (constants.%ptr.791)]
    307. 

  307. // CHECK:STDOUT:   %pattern_type: type = pattern_type %ptr [symbolic = %pattern_type (constants.%pattern_type.931)]
    308. 

  308. // CHECK:STDOUT:
    309. 

  309. // CHECK:STDOUT: !definition:
    310. 

  310. // CHECK:STDOUT:
    311. 

  311. // CHECK:STDOUT:   fn(%self.param: @CC.as.Destroy.impl.Op.%ptr (%ptr.791)) = "no_op";
    312. 

  312. // CHECK:STDOUT: }
    313. 

  313. // CHECK:STDOUT:
    314. 

  314. // CHECK:STDOUT: fn @F() {
    315. 

  315. // CHECK:STDOUT: !entry:
    316. 

  316. // CHECK:STDOUT:   %CC.ref: %CC.type = name_ref CC, file.%CC.decl [concrete = constants.%CC.generic]
    317. 

  317. // CHECK:STDOUT:   %DD.ref: type = name_ref DD, file.%DD.decl [concrete = constants.%DD]
    318. 

  318. // CHECK:STDOUT:   %Y.facet: %Y.type = facet_value constants.%DD, (constants.%Y.impl_witness) [concrete = constants.%Y.facet.4e8]
    319. 

  319. // CHECK:STDOUT:   %.loc22_9: %Y.type = converted %DD.ref, %Y.facet [concrete = constants.%Y.facet.4e8]
    320. 

  320. // CHECK:STDOUT:   %CC: type = class_type @CC, @CC(constants.%Y.facet.4e8) [concrete = constants.%CC.3b3]
    321. 

  321. // CHECK:STDOUT:   %Z.ref: type = name_ref Z, file.%Z.decl [concrete = constants.%Z.type]
    322. 

  322. // CHECK:STDOUT:   %facet_value: %facet_type = facet_value constants.%DD, (constants.%Y.impl_witness, constants.%W.impl_witness) [concrete = constants.%facet_value]
    323. 

  323. // CHECK:STDOUT:   %.loc22_12.1: %facet_type = converted constants.%DD, %facet_value [concrete = constants.%facet_value]
    324. 

  324. // CHECK:STDOUT:   %Z.facet: %Z.type = facet_value constants.%CC.3b3, (constants.%Z.impl_witness.8f8) [concrete = constants.%Z.facet]
    325. 

  325. // CHECK:STDOUT:   %.loc22_12.2: %Z.type = converted %CC, %Z.facet [concrete = constants.%Z.facet]
    326. 

  326. // CHECK:STDOUT:   return
    327. 

  327. // CHECK:STDOUT: }
    328. 

  328. // CHECK:STDOUT:
    329. 

  329. // CHECK:STDOUT: specific @CC(constants.%D) {
    330. 

  330. // CHECK:STDOUT:   %D.loc12_10.1 => constants.%D
    331. 

  331. // CHECK:STDOUT: }
    332. 

  332. // CHECK:STDOUT:
    333. 

  333. // CHECK:STDOUT: specific @CC.as.Destroy.impl(constants.%D) {
    334. 

  334. // CHECK:STDOUT:   %D => constants.%D
    335. 

  335. // CHECK:STDOUT:   %CC => constants.%CC.ef8
    336. 

  336. // CHECK:STDOUT:   %Destroy.impl_witness => constants.%Destroy.impl_witness.520
    337. 

  337. // CHECK:STDOUT: }
    338. 

  338. // CHECK:STDOUT:
    339. 

  339. // CHECK:STDOUT: specific @CC.as.Destroy.impl.Op(constants.%D) {
    340. 

  340. // CHECK:STDOUT:   %D => constants.%D
    341. 

  341. // CHECK:STDOUT:   %CC => constants.%CC.ef8
    342. 

  342. // CHECK:STDOUT:   %ptr => constants.%ptr.791
    343. 

  343. // CHECK:STDOUT:   %pattern_type => constants.%pattern_type.931
    344. 

  344. // CHECK:STDOUT: }
    345. 

  345. // CHECK:STDOUT:
    346. 

  346. // CHECK:STDOUT: specific @CC(constants.%Y.facet.682) {
    347. 

  347. // CHECK:STDOUT:   %D.loc12_10.1 => constants.%Y.facet.682
    348. 

  348. // CHECK:STDOUT: }
    349. 

  349. // CHECK:STDOUT:
    350. 

  350. // CHECK:STDOUT: specific @CC.as.Z.impl(constants.%E) {
    351. 

  351. // CHECK:STDOUT:   %E.loc19_14.2 => constants.%E
    352. 

  352. // CHECK:STDOUT:   %Y.lookup_impl_witness => constants.%Y.lookup_impl_witness
    353. 

  353. // CHECK:STDOUT:   %E.as_type.loc19_29.2 => constants.%E.as_type
    354. 

  354. // CHECK:STDOUT:   %Y.facet.loc19_29.2 => constants.%Y.facet.682
    355. 

  355. // CHECK:STDOUT:   %CC.loc19_29.2 => constants.%CC.6f9
    356. 

  356. // CHECK:STDOUT:   %Z.impl_witness => constants.%Z.impl_witness.3fa
    357. 

  357. // CHECK:STDOUT: }
    358. 

  358. // CHECK:STDOUT:
    359. 

  359. // CHECK:STDOUT: specific @CC(constants.%Y.facet.4e8) {
    360. 

  360. // CHECK:STDOUT:   %D.loc12_10.1 => constants.%Y.facet.4e8
    361. 

  361. // CHECK:STDOUT: }
    362. 

  362. // CHECK:STDOUT:
    363. 

  363. // CHECK:STDOUT: specific @CC.as.Z.impl(constants.%facet_value) {
    364. 

  364. // CHECK:STDOUT:   %E.loc19_14.2 => constants.%facet_value
    365. 

  365. // CHECK:STDOUT:   %Y.lookup_impl_witness => constants.%Y.impl_witness
    366. 

  366. // CHECK:STDOUT:   %E.as_type.loc19_29.2 => constants.%DD
    367. 

  367. // CHECK:STDOUT:   %Y.facet.loc19_29.2 => constants.%Y.facet.4e8
    368. 

  368. // CHECK:STDOUT:   %CC.loc19_29.2 => constants.%CC.3b3
    369. 

  369. // CHECK:STDOUT:   %Z.impl_witness => constants.%Z.impl_witness.8f8
    370. 

  370. // CHECK:STDOUT:
    371. 

  371. // CHECK:STDOUT: !definition:
    372. 

  372. // CHECK:STDOUT: }
    373. 

  373. // CHECK:STDOUT:
    374.