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impl_forall.carbon

impl_forall.carbon 26 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. //
    7. 

  7. // AUTOUPDATE
    8. 

  8. // TIP: To test this file alone, run:
    9. 

  9. // TIP:   bazel test //toolchain/testing:file_test --test_arg=--file_tests=toolchain/check/testdata/impl/lookup/impl_forall.carbon
    10. 

  10. // TIP: To dump output, run:
    11. 

  11. // TIP:   bazel run //toolchain/testing:file_test -- --dump_output --file_tests=toolchain/check/testdata/impl/lookup/impl_forall.carbon
    12. 

  12. 

  13. // --- impl_forall.carbon
    14. 

  14. library "[[@TEST_NAME]]";
    15. 

  15. 

  16. class A(T:! type) {
    17. 

  17.   var n: T;
    18. 

  18. }
    19. 

  19. 

  20. interface I(U:! type) {
    21. 

  21.   fn F[ref self: Self]() -> U*;
    22. 

  22. }
    23. 

  23. 

  24. //@dump-sem-ir-begin
    25. 

  25. impl forall [V:! type] A(V) as I(V) {
    26. 

  26.   fn F[ref self: Self]() -> V* {
    27. 

  27.     return &self.n;
    28. 

  28.   }
    29. 

  29. }
    30. 

  30. //@dump-sem-ir-end
    31. 

  31. 

  32. fn TestGeneric[W:! type](a: A(W)*) -> W* {
    33. 

  33.   //@dump-sem-ir-begin
    34. 

  34.   return a->(I(W).F)();
    35. 

  35.   //@dump-sem-ir-end
    36. 

  36. }
    37. 

  37. 

  38. fn TestSpecific(a: A({})*) -> {}* {
    39. 

  39.   //@dump-sem-ir-begin
    40. 

  40.   return a->(I({}).F)();
    41. 

  41.   //@dump-sem-ir-end
    42. 

  42. }
    43. 

  43. 

  44. // CHECK:STDOUT: --- impl_forall.carbon
    45. 

  45. // CHECK:STDOUT:
    46. 

  46. // CHECK:STDOUT: constants {
    47. 

  47. // CHECK:STDOUT:   %T.d9f: type = symbolic_binding T, 0 [symbolic]
    48. 

  48. // CHECK:STDOUT:   %pattern_type.98f: type = pattern_type type [concrete]
    49. 

  49. // CHECK:STDOUT:   %A.type: type = generic_class_type @A [concrete]
    50. 

  50. // CHECK:STDOUT:   %A.generic: %A.type = struct_value () [concrete]
    51. 

  51. // CHECK:STDOUT:   %I.type.dac: type = generic_interface_type @I [concrete]
    52. 

  52. // CHECK:STDOUT:   %I.generic: %I.type.dac = struct_value () [concrete]
    53. 

  53. // CHECK:STDOUT:   %V.d9f: type = symbolic_binding V, 0 [symbolic]
    54. 

  54. // CHECK:STDOUT:   %A.2ddf89.2: type = class_type @A, @A(%V.d9f) [symbolic]
    55. 

  55. // CHECK:STDOUT:   %I.type.07036d.2: type = facet_type <@I, @I(%V.d9f)> [symbolic]
    56. 

  56. // CHECK:STDOUT:   %require_complete.c94ab4.1: <witness> = require_complete_type %I.type.07036d.2 [symbolic]
    57. 

  57. // CHECK:STDOUT:   %I.impl_witness.0c179e.1: <witness> = impl_witness file.%I.impl_witness_table, @A.as.I.impl(%V.d9f) [symbolic]
    58. 

  58. // CHECK:STDOUT:   %pattern_type.99475c.1: type = pattern_type %A.2ddf89.2 [symbolic]
    59. 

  59. // CHECK:STDOUT:   %ptr.4f0b5c.2: type = ptr_type %V.d9f [symbolic]
    60. 

  60. // CHECK:STDOUT:   %pattern_type.a603a0.2: type = pattern_type %ptr.4f0b5c.2 [symbolic]
    61. 

  61. // CHECK:STDOUT:   %A.as.I.impl.F.type.2974bf.1: type = fn_type @A.as.I.impl.F, @A.as.I.impl(%V.d9f) [symbolic]
    62. 

  62. // CHECK:STDOUT:   %A.as.I.impl.F.786476.1: %A.as.I.impl.F.type.2974bf.1 = struct_value () [symbolic]
    63. 

  63. // CHECK:STDOUT:   %require_complete.482d3f.1: <witness> = require_complete_type %ptr.4f0b5c.2 [symbolic]
    64. 

  64. // CHECK:STDOUT:   %A.elem.ee5a68.2: type = unbound_element_type %A.2ddf89.2, %V.d9f [symbolic]
    65. 

  65. // CHECK:STDOUT:   %require_complete.f6b5ff.1: <witness> = require_complete_type %A.2ddf89.2 [symbolic]
    66. 

  66. // CHECK:STDOUT:   %Copy.type: type = facet_type <@Copy> [concrete]
    67. 

  67. // CHECK:STDOUT:   %Copy.Op.type: type = fn_type @Copy.Op [concrete]
    68. 

  68. // CHECK:STDOUT:   %ptr.as.Copy.impl.Op.type.75bcbe.1: type = fn_type @ptr.as.Copy.impl.Op, @ptr.as.Copy.impl(%T.d9f) [symbolic]
    69. 

  69. // CHECK:STDOUT:   %ptr.as.Copy.impl.Op.692ac2.1: %ptr.as.Copy.impl.Op.type.75bcbe.1 = struct_value () [symbolic]
    70. 

  70. // CHECK:STDOUT:   %Copy.lookup_impl_witness.c66: <witness> = lookup_impl_witness %ptr.4f0b5c.2, @Copy [symbolic]
    71. 

  71. // CHECK:STDOUT:   %Copy.facet.747: %Copy.type = facet_value %ptr.4f0b5c.2, (%Copy.lookup_impl_witness.c66) [symbolic]
    72. 

  72. // CHECK:STDOUT:   %.89d: type = fn_type_with_self_type %Copy.Op.type, %Copy.facet.747 [symbolic]
    73. 

  73. // CHECK:STDOUT:   %impl.elem0.928: %.89d = impl_witness_access %Copy.lookup_impl_witness.c66, element0 [symbolic]
    74. 

  74. // CHECK:STDOUT:   %specific_impl_fn.6a1: <specific function> = specific_impl_function %impl.elem0.928, @Copy.Op(%Copy.facet.747) [symbolic]
    75. 

  75. // CHECK:STDOUT:   %W: type = symbolic_binding W, 0 [symbolic]
    76. 

  76. // CHECK:STDOUT:   %A.2ddf89.3: type = class_type @A, @A(%W) [symbolic]
    77. 

  77. // CHECK:STDOUT:   %ptr.6f4: type = ptr_type %A.2ddf89.3 [symbolic]
    78. 

  78. // CHECK:STDOUT:   %pattern_type.218: type = pattern_type %ptr.6f4 [symbolic]
    79. 

  79. // CHECK:STDOUT:   %ptr.4f0b5c.4: type = ptr_type %W [symbolic]
    80. 

  80. // CHECK:STDOUT:   %pattern_type.a603a0.4: type = pattern_type %ptr.4f0b5c.4 [symbolic]
    81. 

  81. // CHECK:STDOUT:   %I.type.07036d.3: type = facet_type <@I, @I(%W)> [symbolic]
    82. 

  82. // CHECK:STDOUT:   %I.F.type.76d346.3: type = fn_type @I.F, @I(%W) [symbolic]
    83. 

  83. // CHECK:STDOUT:   %I.assoc_type.b650b2.3: type = assoc_entity_type @I, @I(%W) [symbolic]
    84. 

  84. // CHECK:STDOUT:   %assoc0.b4fda0.3: %I.assoc_type.b650b2.3 = assoc_entity element0, @I.%I.F.decl [symbolic]
    85. 

  85. // CHECK:STDOUT:   %require_complete.c94ab4.2: <witness> = require_complete_type %I.type.07036d.3 [symbolic]
    86. 

  86. // CHECK:STDOUT:   %I.impl_witness.0c179e.2: <witness> = impl_witness file.%I.impl_witness_table, @A.as.I.impl(%W) [symbolic]
    87. 

  87. // CHECK:STDOUT:   %A.as.I.impl.F.type.2974bf.2: type = fn_type @A.as.I.impl.F, @A.as.I.impl(%W) [symbolic]
    88. 

  88. // CHECK:STDOUT:   %A.as.I.impl.F.786476.2: %A.as.I.impl.F.type.2974bf.2 = struct_value () [symbolic]
    89. 

  89. // CHECK:STDOUT:   %I.lookup_impl_witness: <witness> = lookup_impl_witness %A.2ddf89.3, @I, @I(%W) [symbolic]
    90. 

  90. // CHECK:STDOUT:   %I.facet.84d: %I.type.07036d.3 = facet_value %A.2ddf89.3, (%I.lookup_impl_witness) [symbolic]
    91. 

  91. // CHECK:STDOUT:   %.e50: type = fn_type_with_self_type %I.F.type.76d346.3, %I.facet.84d [symbolic]
    92. 

  92. // CHECK:STDOUT:   %impl.elem0.a9e: %.e50 = impl_witness_access %I.lookup_impl_witness, element0 [symbolic]
    93. 

  93. // CHECK:STDOUT:   %specific_impl_fn.2e3: <specific function> = specific_impl_function %impl.elem0.a9e, @I.F(%W, %I.facet.84d) [symbolic]
    94. 

  94. // CHECK:STDOUT:   %require_complete.f6b5ff.2: <witness> = require_complete_type %A.2ddf89.3 [symbolic]
    95. 

  95. // CHECK:STDOUT:   %empty_struct_type: type = struct_type {} [concrete]
    96. 

  96. // CHECK:STDOUT:   %empty_struct: %empty_struct_type = struct_value () [concrete]
    97. 

  97. // CHECK:STDOUT:   %A.235: type = class_type @A, @A(%empty_struct_type) [concrete]
    98. 

  98. // CHECK:STDOUT:   %ptr.197: type = ptr_type %A.235 [concrete]
    99. 

  99. // CHECK:STDOUT:   %ptr.c28: type = ptr_type %empty_struct_type [concrete]
    100. 

  100. // CHECK:STDOUT:   %pattern_type.1cc: type = pattern_type %ptr.c28 [concrete]
    101. 

  101. // CHECK:STDOUT:   %I.type.399: type = facet_type <@I, @I(%empty_struct_type)> [concrete]
    102. 

  102. // CHECK:STDOUT:   %I.F.type.684: type = fn_type @I.F, @I(%empty_struct_type) [concrete]
    103. 

  103. // CHECK:STDOUT:   %I.assoc_type.22c: type = assoc_entity_type @I, @I(%empty_struct_type) [concrete]
    104. 

  104. // CHECK:STDOUT:   %assoc0.a7f: %I.assoc_type.22c = assoc_entity element0, @I.%I.F.decl [concrete]
    105. 

  105. // CHECK:STDOUT:   %complete_type.e4b: <witness> = complete_type_witness %I.type.399 [concrete]
    106. 

  106. // CHECK:STDOUT:   %I.impl_witness.915: <witness> = impl_witness file.%I.impl_witness_table, @A.as.I.impl(%empty_struct_type) [concrete]
    107. 

  107. // CHECK:STDOUT:   %A.as.I.impl.F.type.184: type = fn_type @A.as.I.impl.F, @A.as.I.impl(%empty_struct_type) [concrete]
    108. 

  108. // CHECK:STDOUT:   %A.as.I.impl.F.041: %A.as.I.impl.F.type.184 = struct_value () [concrete]
    109. 

  109. // CHECK:STDOUT:   %I.facet.6ea: %I.type.399 = facet_value %A.235, (%I.impl_witness.915) [concrete]
    110. 

  110. // CHECK:STDOUT:   %.824: type = fn_type_with_self_type %I.F.type.684, %I.facet.6ea [concrete]
    111. 

  111. // CHECK:STDOUT:   %pattern_type.496: type = pattern_type %A.235 [concrete]
    112. 

  112. // CHECK:STDOUT:   %A.as.I.impl.F.specific_fn: <specific function> = specific_function %A.as.I.impl.F.041, @A.as.I.impl.F(%empty_struct_type) [concrete]
    113. 

  113. // CHECK:STDOUT:   %A.elem.2af: type = unbound_element_type %A.235, %empty_struct_type [concrete]
    114. 

  114. // CHECK:STDOUT:   %struct_type.n.91c: type = struct_type {.n: %empty_struct_type} [concrete]
    115. 

  115. // CHECK:STDOUT:   %complete_type.0a6: <witness> = complete_type_witness %struct_type.n.91c [concrete]
    116. 

  116. // CHECK:STDOUT:   %complete_type.38e: <witness> = complete_type_witness %ptr.c28 [concrete]
    117. 

  117. // CHECK:STDOUT:   %Copy.impl_witness.433: <witness> = impl_witness imports.%Copy.impl_witness_table.67d, @ptr.as.Copy.impl(%empty_struct_type) [concrete]
    118. 

  118. // CHECK:STDOUT:   %ptr.as.Copy.impl.Op.type.424: type = fn_type @ptr.as.Copy.impl.Op, @ptr.as.Copy.impl(%empty_struct_type) [concrete]
    119. 

  119. // CHECK:STDOUT:   %ptr.as.Copy.impl.Op.15e: %ptr.as.Copy.impl.Op.type.424 = struct_value () [concrete]
    120. 

  120. // CHECK:STDOUT:   %Copy.facet.48c: %Copy.type = facet_value %ptr.c28, (%Copy.impl_witness.433) [concrete]
    121. 

  121. // CHECK:STDOUT:   %.fb0: type = fn_type_with_self_type %Copy.Op.type, %Copy.facet.48c [concrete]
    122. 

  122. // CHECK:STDOUT:   %ptr.as.Copy.impl.Op.specific_fn: <specific function> = specific_function %ptr.as.Copy.impl.Op.15e, @ptr.as.Copy.impl.Op(%empty_struct_type) [concrete]
    123. 

  123. // CHECK:STDOUT: }
    124. 

  124. // CHECK:STDOUT:
    125. 

  125. // CHECK:STDOUT: imports {
    126. 

  126. // CHECK:STDOUT:   %Core.import_ref.659: @ptr.as.Copy.impl.%ptr.as.Copy.impl.Op.type (%ptr.as.Copy.impl.Op.type.75bcbe.1) = import_ref Core//prelude/parts/copy, loc{{\d+_\d+}}, loaded [symbolic = @ptr.as.Copy.impl.%ptr.as.Copy.impl.Op (constants.%ptr.as.Copy.impl.Op.692ac2.1)]
    127. 

  127. // CHECK:STDOUT:   %Copy.impl_witness_table.67d = impl_witness_table (%Core.import_ref.659), @ptr.as.Copy.impl [concrete]
    128. 

  128. // CHECK:STDOUT: }
    129. 

  129. // CHECK:STDOUT:
    130. 

  130. // CHECK:STDOUT: file {
    131. 

  131. // CHECK:STDOUT:   impl_decl @A.as.I.impl [concrete] {
    132. 

  132. // CHECK:STDOUT:     %V.patt: %pattern_type.98f = symbolic_binding_pattern V, 0 [concrete]
    133. 

  133. // CHECK:STDOUT:   } {
    134. 

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

  135. // CHECK:STDOUT:     %V.ref.loc12_26: type = name_ref V, %V.loc12_14.2 [symbolic = %V.loc12_14.1 (constants.%V.d9f)]
    136. 

  136. // CHECK:STDOUT:     %A.loc12_27.2: type = class_type @A, @A(constants.%V.d9f) [symbolic = %A.loc12_27.1 (constants.%A.2ddf89.2)]
    137. 

  137. // CHECK:STDOUT:     %I.ref: %I.type.dac = name_ref I, file.%I.decl [concrete = constants.%I.generic]
    138. 

  138. // CHECK:STDOUT:     %V.ref.loc12_34: type = name_ref V, %V.loc12_14.2 [symbolic = %V.loc12_14.1 (constants.%V.d9f)]
    139. 

  139. // CHECK:STDOUT:     %I.type.loc12_35.2: type = facet_type <@I, @I(constants.%V.d9f)> [symbolic = %I.type.loc12_35.1 (constants.%I.type.07036d.2)]
    140. 

  140. // CHECK:STDOUT:     <elided>
    141. 

  141. // CHECK:STDOUT:     %V.loc12_14.2: type = symbolic_binding V, 0 [symbolic = %V.loc12_14.1 (constants.%V.d9f)]
    142. 

  142. // CHECK:STDOUT:   }
    143. 

  143. // CHECK:STDOUT:   %I.impl_witness_table = impl_witness_table (@A.as.I.impl.%A.as.I.impl.F.decl), @A.as.I.impl [concrete]
    144. 

  144. // CHECK:STDOUT:   %I.impl_witness: <witness> = impl_witness %I.impl_witness_table, @A.as.I.impl(constants.%V.d9f) [symbolic = @A.as.I.impl.%I.impl_witness (constants.%I.impl_witness.0c179e.1)]
    145. 

  145. // CHECK:STDOUT: }
    146. 

  146. // CHECK:STDOUT:
    147. 

  147. // CHECK:STDOUT: generic impl @A.as.I.impl(%V.loc12_14.2: type) {
    148. 

  148. // CHECK:STDOUT:   %V.loc12_14.1: type = symbolic_binding V, 0 [symbolic = %V.loc12_14.1 (constants.%V.d9f)]
    149. 

  149. // CHECK:STDOUT:   %A.loc12_27.1: type = class_type @A, @A(%V.loc12_14.1) [symbolic = %A.loc12_27.1 (constants.%A.2ddf89.2)]
    150. 

  150. // CHECK:STDOUT:   %I.type.loc12_35.1: type = facet_type <@I, @I(%V.loc12_14.1)> [symbolic = %I.type.loc12_35.1 (constants.%I.type.07036d.2)]
    151. 

  151. // CHECK:STDOUT:   %require_complete: <witness> = require_complete_type %I.type.loc12_35.1 [symbolic = %require_complete (constants.%require_complete.c94ab4.1)]
    152. 

  152. // CHECK:STDOUT:   %I.impl_witness: <witness> = impl_witness file.%I.impl_witness_table, @A.as.I.impl(%V.loc12_14.1) [symbolic = %I.impl_witness (constants.%I.impl_witness.0c179e.1)]
    153. 

  153. // CHECK:STDOUT:
    154. 

  154. // CHECK:STDOUT: !definition:
    155. 

  155. // CHECK:STDOUT:   %A.as.I.impl.F.type: type = fn_type @A.as.I.impl.F, @A.as.I.impl(%V.loc12_14.1) [symbolic = %A.as.I.impl.F.type (constants.%A.as.I.impl.F.type.2974bf.1)]
    156. 

  156. // CHECK:STDOUT:   %A.as.I.impl.F: @A.as.I.impl.%A.as.I.impl.F.type (%A.as.I.impl.F.type.2974bf.1) = struct_value () [symbolic = %A.as.I.impl.F (constants.%A.as.I.impl.F.786476.1)]
    157. 

  157. // CHECK:STDOUT:
    158. 

  158. // CHECK:STDOUT:   impl: %A.loc12_27.2 as %I.type.loc12_35.2 {
    159. 

  159. // CHECK:STDOUT:     %A.as.I.impl.F.decl: @A.as.I.impl.%A.as.I.impl.F.type (%A.as.I.impl.F.type.2974bf.1) = fn_decl @A.as.I.impl.F [symbolic = @A.as.I.impl.%A.as.I.impl.F (constants.%A.as.I.impl.F.786476.1)] {
    160. 

  160. // CHECK:STDOUT:       %self.patt: @A.as.I.impl.F.%pattern_type.loc13_12 (%pattern_type.99475c.1) = ref_binding_pattern self [concrete]
    161. 

  161. // CHECK:STDOUT:       %self.param_patt: @A.as.I.impl.F.%pattern_type.loc13_12 (%pattern_type.99475c.1) = ref_param_pattern %self.patt, call_param0 [concrete]
    162. 

  162. // CHECK:STDOUT:       %return.patt: @A.as.I.impl.F.%pattern_type.loc13_26 (%pattern_type.a603a0.2) = return_slot_pattern [concrete]
    163. 

  163. // CHECK:STDOUT:       %return.param_patt: @A.as.I.impl.F.%pattern_type.loc13_26 (%pattern_type.a603a0.2) = out_param_pattern %return.patt, call_param1 [concrete]
    164. 

  164. // CHECK:STDOUT:     } {
    165. 

  165. // CHECK:STDOUT:       %V.ref: type = name_ref V, @A.as.I.impl.%V.loc12_14.2 [symbolic = %V (constants.%V.d9f)]
    166. 

  166. // CHECK:STDOUT:       %ptr.loc13_30.2: type = ptr_type %V.ref [symbolic = %ptr.loc13_30.1 (constants.%ptr.4f0b5c.2)]
    167. 

  167. // CHECK:STDOUT:       %self.param: ref @A.as.I.impl.F.%A (%A.2ddf89.2) = ref_param call_param0
    168. 

  168. // CHECK:STDOUT:       %Self.ref: type = name_ref Self, @A.as.I.impl.%A.loc12_27.2 [symbolic = %A (constants.%A.2ddf89.2)]
    169. 

  169. // CHECK:STDOUT:       %self: ref @A.as.I.impl.F.%A (%A.2ddf89.2) = ref_binding self, %self.param
    170. 

  170. // CHECK:STDOUT:       %return.param: ref @A.as.I.impl.F.%ptr.loc13_30.1 (%ptr.4f0b5c.2) = out_param call_param1
    171. 

  171. // CHECK:STDOUT:       %return: ref @A.as.I.impl.F.%ptr.loc13_30.1 (%ptr.4f0b5c.2) = return_slot %return.param
    172. 

  172. // CHECK:STDOUT:     }
    173. 

  173. // CHECK:STDOUT:
    174. 

  174. // CHECK:STDOUT:   !members:
    175. 

  175. // CHECK:STDOUT:     .V = <poisoned>
    176. 

  176. // CHECK:STDOUT:     .F = %A.as.I.impl.F.decl
    177. 

  177. // CHECK:STDOUT:     witness = file.%I.impl_witness
    178. 

  178. // CHECK:STDOUT:   }
    179. 

  179. // CHECK:STDOUT: }
    180. 

  180. // CHECK:STDOUT:
    181. 

  181. // CHECK:STDOUT: generic fn @A.as.I.impl.F(@A.as.I.impl.%V.loc12_14.2: type) {
    182. 

  182. // CHECK:STDOUT:   %V: type = symbolic_binding V, 0 [symbolic = %V (constants.%V.d9f)]
    183. 

  183. // CHECK:STDOUT:   %A: type = class_type @A, @A(%V) [symbolic = %A (constants.%A.2ddf89.2)]
    184. 

  184. // CHECK:STDOUT:   %pattern_type.loc13_12: type = pattern_type %A [symbolic = %pattern_type.loc13_12 (constants.%pattern_type.99475c.1)]
    185. 

  185. // CHECK:STDOUT:   %ptr.loc13_30.1: type = ptr_type %V [symbolic = %ptr.loc13_30.1 (constants.%ptr.4f0b5c.2)]
    186. 

  186. // CHECK:STDOUT:   %pattern_type.loc13_26: type = pattern_type %ptr.loc13_30.1 [symbolic = %pattern_type.loc13_26 (constants.%pattern_type.a603a0.2)]
    187. 

  187. // CHECK:STDOUT:
    188. 

  188. // CHECK:STDOUT: !definition:
    189. 

  189. // CHECK:STDOUT:   %require_complete.loc13_26: <witness> = require_complete_type %ptr.loc13_30.1 [symbolic = %require_complete.loc13_26 (constants.%require_complete.482d3f.1)]
    190. 

  190. // CHECK:STDOUT:   %require_complete.loc13_16: <witness> = require_complete_type %A [symbolic = %require_complete.loc13_16 (constants.%require_complete.f6b5ff.1)]
    191. 

  191. // CHECK:STDOUT:   %A.elem: type = unbound_element_type %A, %V [symbolic = %A.elem (constants.%A.elem.ee5a68.2)]
    192. 

  192. // CHECK:STDOUT:   %Copy.lookup_impl_witness: <witness> = lookup_impl_witness %ptr.loc13_30.1, @Copy [symbolic = %Copy.lookup_impl_witness (constants.%Copy.lookup_impl_witness.c66)]
    193. 

  193. // CHECK:STDOUT:   %Copy.facet: %Copy.type = facet_value %ptr.loc13_30.1, (%Copy.lookup_impl_witness) [symbolic = %Copy.facet (constants.%Copy.facet.747)]
    194. 

  194. // CHECK:STDOUT:   %.loc14_12.2: type = fn_type_with_self_type constants.%Copy.Op.type, %Copy.facet [symbolic = %.loc14_12.2 (constants.%.89d)]
    195. 

  195. // CHECK:STDOUT:   %impl.elem0.loc14_12.2: @A.as.I.impl.F.%.loc14_12.2 (%.89d) = impl_witness_access %Copy.lookup_impl_witness, element0 [symbolic = %impl.elem0.loc14_12.2 (constants.%impl.elem0.928)]
    196. 

  196. // CHECK:STDOUT:   %specific_impl_fn.loc14_12.2: <specific function> = specific_impl_function %impl.elem0.loc14_12.2, @Copy.Op(%Copy.facet) [symbolic = %specific_impl_fn.loc14_12.2 (constants.%specific_impl_fn.6a1)]
    197. 

  197. // CHECK:STDOUT:
    198. 

  198. // CHECK:STDOUT:   fn(%self.param: @A.as.I.impl.F.%A (%A.2ddf89.2)) -> @A.as.I.impl.F.%ptr.loc13_30.1 (%ptr.4f0b5c.2) {
    199. 

  199. // CHECK:STDOUT:   !entry:
    200. 

  200. // CHECK:STDOUT:     %self.ref: ref @A.as.I.impl.F.%A (%A.2ddf89.2) = name_ref self, %self
    201. 

  201. // CHECK:STDOUT:     %n.ref: @A.as.I.impl.F.%A.elem (%A.elem.ee5a68.2) = name_ref n, @A.%.loc4 [concrete = @A.%.loc4]
    202. 

  202. // CHECK:STDOUT:     %.loc14_17: ref @A.as.I.impl.F.%V (%V.d9f) = class_element_access %self.ref, element0
    203. 

  203. // CHECK:STDOUT:     %addr: @A.as.I.impl.F.%ptr.loc13_30.1 (%ptr.4f0b5c.2) = addr_of %.loc14_17
    204. 

  204. // CHECK:STDOUT:     %impl.elem0.loc14_12.1: @A.as.I.impl.F.%.loc14_12.2 (%.89d) = impl_witness_access constants.%Copy.lookup_impl_witness.c66, element0 [symbolic = %impl.elem0.loc14_12.2 (constants.%impl.elem0.928)]
    205. 

  205. // CHECK:STDOUT:     %bound_method.loc14_12.1: <bound method> = bound_method %addr, %impl.elem0.loc14_12.1
    206. 

  206. // CHECK:STDOUT:     %specific_impl_fn.loc14_12.1: <specific function> = specific_impl_function %impl.elem0.loc14_12.1, @Copy.Op(constants.%Copy.facet.747) [symbolic = %specific_impl_fn.loc14_12.2 (constants.%specific_impl_fn.6a1)]
    207. 

  207. // CHECK:STDOUT:     %bound_method.loc14_12.2: <bound method> = bound_method %addr, %specific_impl_fn.loc14_12.1
    208. 

  208. // CHECK:STDOUT:     %.loc14_12.1: init @A.as.I.impl.F.%ptr.loc13_30.1 (%ptr.4f0b5c.2) = call %bound_method.loc14_12.2(%addr)
    209. 

  209. // CHECK:STDOUT:     return %.loc14_12.1 to %return
    210. 

  210. // CHECK:STDOUT:   }
    211. 

  211. // CHECK:STDOUT: }
    212. 

  212. // CHECK:STDOUT:
    213. 

  213. // CHECK:STDOUT: generic fn @TestGeneric(%W.loc19_16.2: type) {
    214. 

  214. // CHECK:STDOUT:   <elided>
    215. 

  215. // CHECK:STDOUT:
    216. 

  216. // CHECK:STDOUT: !definition:
    217. 

  217. // CHECK:STDOUT:   <elided>
    218. 

  218. // CHECK:STDOUT:   %I.type.loc21_17.2: type = facet_type <@I, @I(%W.loc19_16.1)> [symbolic = %I.type.loc21_17.2 (constants.%I.type.07036d.3)]
    219. 

  219. // CHECK:STDOUT:   %require_complete.loc21_18: <witness> = require_complete_type %I.type.loc21_17.2 [symbolic = %require_complete.loc21_18 (constants.%require_complete.c94ab4.2)]
    220. 

  220. // CHECK:STDOUT:   %I.assoc_type: type = assoc_entity_type @I, @I(%W.loc19_16.1) [symbolic = %I.assoc_type (constants.%I.assoc_type.b650b2.3)]
    221. 

  221. // CHECK:STDOUT:   %assoc0: @TestGeneric.%I.assoc_type (%I.assoc_type.b650b2.3) = assoc_entity element0, @I.%I.F.decl [symbolic = %assoc0 (constants.%assoc0.b4fda0.3)]
    222. 

  222. // CHECK:STDOUT:   %I.lookup_impl_witness: <witness> = lookup_impl_witness %A.loc19_32.1, @I, @I(%W.loc19_16.1) [symbolic = %I.lookup_impl_witness (constants.%I.lookup_impl_witness)]
    223. 

  223. // CHECK:STDOUT:   %I.F.type: type = fn_type @I.F, @I(%W.loc19_16.1) [symbolic = %I.F.type (constants.%I.F.type.76d346.3)]
    224. 

  224. // CHECK:STDOUT:   %I.facet: @TestGeneric.%I.type.loc21_17.2 (%I.type.07036d.3) = facet_value %A.loc19_32.1, (%I.lookup_impl_witness) [symbolic = %I.facet (constants.%I.facet.84d)]
    225. 

  225. // CHECK:STDOUT:   %.loc21_11.2: type = fn_type_with_self_type %I.F.type, %I.facet [symbolic = %.loc21_11.2 (constants.%.e50)]
    226. 

  226. // CHECK:STDOUT:   %impl.elem0.loc21_11.2: @TestGeneric.%.loc21_11.2 (%.e50) = impl_witness_access %I.lookup_impl_witness, element0 [symbolic = %impl.elem0.loc21_11.2 (constants.%impl.elem0.a9e)]
    227. 

  227. // CHECK:STDOUT:   %specific_impl_fn.loc21_11.2: <specific function> = specific_impl_function %impl.elem0.loc21_11.2, @I.F(%W.loc19_16.1, %I.facet) [symbolic = %specific_impl_fn.loc21_11.2 (constants.%specific_impl_fn.2e3)]
    228. 

  228. // CHECK:STDOUT:   %require_complete.loc21_11: <witness> = require_complete_type %A.loc19_32.1 [symbolic = %require_complete.loc21_11 (constants.%require_complete.f6b5ff.2)]
    229. 

  229. // CHECK:STDOUT:
    230. 

  230. // CHECK:STDOUT:   fn(%a.param: @TestGeneric.%ptr.loc19_33.1 (%ptr.6f4)) -> @TestGeneric.%ptr.loc19_40.1 (%ptr.4f0b5c.4) {
    231. 

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

  232. // CHECK:STDOUT:     %a.ref: @TestGeneric.%ptr.loc19_33.1 (%ptr.6f4) = name_ref a, %a
    233. 

  233. // CHECK:STDOUT:     %I.ref: %I.type.dac = name_ref I, file.%I.decl [concrete = constants.%I.generic]
    234. 

  234. // CHECK:STDOUT:     %W.ref.loc21: type = name_ref W, %W.loc19_16.2 [symbolic = %W.loc19_16.1 (constants.%W)]
    235. 

  235. // CHECK:STDOUT:     %I.type.loc21_17.1: type = facet_type <@I, @I(constants.%W)> [symbolic = %I.type.loc21_17.2 (constants.%I.type.07036d.3)]
    236. 

  236. // CHECK:STDOUT:     %.loc21_18: @TestGeneric.%I.assoc_type (%I.assoc_type.b650b2.3) = specific_constant @I.%assoc0.loc8_31.1, @I(constants.%W) [symbolic = %assoc0 (constants.%assoc0.b4fda0.3)]
    237. 

  237. // CHECK:STDOUT:     %F.ref: @TestGeneric.%I.assoc_type (%I.assoc_type.b650b2.3) = name_ref F, %.loc21_18 [symbolic = %assoc0 (constants.%assoc0.b4fda0.3)]
    238. 

  238. // CHECK:STDOUT:     %.loc21_11.1: ref @TestGeneric.%A.loc19_32.1 (%A.2ddf89.3) = deref %a.ref
    239. 

  239. // CHECK:STDOUT:     %impl.elem0.loc21_11.1: @TestGeneric.%.loc21_11.2 (%.e50) = impl_witness_access constants.%I.lookup_impl_witness, element0 [symbolic = %impl.elem0.loc21_11.2 (constants.%impl.elem0.a9e)]
    240. 

  240. // CHECK:STDOUT:     %bound_method.loc21_11: <bound method> = bound_method %.loc21_11.1, %impl.elem0.loc21_11.1
    241. 

  241. // CHECK:STDOUT:     %specific_impl_fn.loc21_11.1: <specific function> = specific_impl_function %impl.elem0.loc21_11.1, @I.F(constants.%W, constants.%I.facet.84d) [symbolic = %specific_impl_fn.loc21_11.2 (constants.%specific_impl_fn.2e3)]
    242. 

  242. // CHECK:STDOUT:     %bound_method.loc21_22: <bound method> = bound_method %.loc21_11.1, %specific_impl_fn.loc21_11.1
    243. 

  243. // CHECK:STDOUT:     %.loc21_22: init @TestGeneric.%ptr.loc19_40.1 (%ptr.4f0b5c.4) = call %bound_method.loc21_22(%.loc21_11.1)
    244. 

  244. // CHECK:STDOUT:     return %.loc21_22 to %return
    245. 

  245. // CHECK:STDOUT:   }
    246. 

  246. // CHECK:STDOUT: }
    247. 

  247. // CHECK:STDOUT:
    248. 

  248. // CHECK:STDOUT: fn @TestSpecific(%a.param: %ptr.197) -> %ptr.c28 {
    249. 

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

  250. // CHECK:STDOUT:   %a.ref: %ptr.197 = name_ref a, %a
    251. 

  251. // CHECK:STDOUT:   %I.ref: %I.type.dac = name_ref I, file.%I.decl [concrete = constants.%I.generic]
    252. 

  252. // CHECK:STDOUT:   %.loc27_17: %empty_struct_type = struct_literal () [concrete = constants.%empty_struct]
    253. 

  253. // CHECK:STDOUT:   %.loc27_18: type = converted %.loc27_17, constants.%empty_struct_type [concrete = constants.%empty_struct_type]
    254. 

  254. // CHECK:STDOUT:   %I.type: type = facet_type <@I, @I(constants.%empty_struct_type)> [concrete = constants.%I.type.399]
    255. 

  255. // CHECK:STDOUT:   %.loc27_19: %I.assoc_type.22c = specific_constant @I.%assoc0.loc8_31.1, @I(constants.%empty_struct_type) [concrete = constants.%assoc0.a7f]
    256. 

  256. // CHECK:STDOUT:   %F.ref: %I.assoc_type.22c = name_ref F, %.loc27_19 [concrete = constants.%assoc0.a7f]
    257. 

  257. // CHECK:STDOUT:   %.loc27_11: ref %A.235 = deref %a.ref
    258. 

  258. // CHECK:STDOUT:   %impl.elem0: %.824 = impl_witness_access constants.%I.impl_witness.915, element0 [concrete = constants.%A.as.I.impl.F.041]
    259. 

  259. // CHECK:STDOUT:   %bound_method.loc27_11: <bound method> = bound_method %.loc27_11, %impl.elem0
    260. 

  260. // CHECK:STDOUT:   %specific_fn: <specific function> = specific_function %impl.elem0, @A.as.I.impl.F(constants.%empty_struct_type) [concrete = constants.%A.as.I.impl.F.specific_fn]
    261. 

  261. // CHECK:STDOUT:   %bound_method.loc27_23: <bound method> = bound_method %.loc27_11, %specific_fn
    262. 

  262. // CHECK:STDOUT:   %A.as.I.impl.F.call: init %ptr.c28 = call %bound_method.loc27_23(%.loc27_11)
    263. 

  263. // CHECK:STDOUT:   return %A.as.I.impl.F.call to %return
    264. 

  264. // CHECK:STDOUT: }
    265. 

  265. // CHECK:STDOUT:
    266. 

  266. // CHECK:STDOUT: specific @A.as.I.impl(constants.%V.d9f) {
    267. 

  267. // CHECK:STDOUT:   %V.loc12_14.1 => constants.%V.d9f
    268. 

  268. // CHECK:STDOUT:   %A.loc12_27.1 => constants.%A.2ddf89.2
    269. 

  269. // CHECK:STDOUT:   %I.type.loc12_35.1 => constants.%I.type.07036d.2
    270. 

  270. // CHECK:STDOUT:   %require_complete => constants.%require_complete.c94ab4.1
    271. 

  271. // CHECK:STDOUT:   %I.impl_witness => constants.%I.impl_witness.0c179e.1
    272. 

  272. // CHECK:STDOUT:
    273. 

  273. // CHECK:STDOUT: !definition:
    274. 

  274. // CHECK:STDOUT:   %A.as.I.impl.F.type => constants.%A.as.I.impl.F.type.2974bf.1
    275. 

  275. // CHECK:STDOUT:   %A.as.I.impl.F => constants.%A.as.I.impl.F.786476.1
    276. 

  276. // CHECK:STDOUT: }
    277. 

  277. // CHECK:STDOUT:
    278. 

  278. // CHECK:STDOUT: specific @A.as.I.impl.F(constants.%V.d9f) {
    279. 

  279. // CHECK:STDOUT:   %V => constants.%V.d9f
    280. 

  280. // CHECK:STDOUT:   %A => constants.%A.2ddf89.2
    281. 

  281. // CHECK:STDOUT:   %pattern_type.loc13_12 => constants.%pattern_type.99475c.1
    282. 

  282. // CHECK:STDOUT:   %ptr.loc13_30.1 => constants.%ptr.4f0b5c.2
    283. 

  283. // CHECK:STDOUT:   %pattern_type.loc13_26 => constants.%pattern_type.a603a0.2
    284. 

  284. // CHECK:STDOUT: }
    285. 

  285. // CHECK:STDOUT:
    286. 

  286. // CHECK:STDOUT: specific @TestGeneric(constants.%W) {
    287. 

  287. // CHECK:STDOUT:   %W.loc19_16.1 => constants.%W
    288. 

  288. // CHECK:STDOUT:   %A.loc19_32.1 => constants.%A.2ddf89.3
    289. 

  289. // CHECK:STDOUT:   %ptr.loc19_33.1 => constants.%ptr.6f4
    290. 

  290. // CHECK:STDOUT:   %pattern_type.loc19_26 => constants.%pattern_type.218
    291. 

  291. // CHECK:STDOUT:   %ptr.loc19_40.1 => constants.%ptr.4f0b5c.4
    292. 

  292. // CHECK:STDOUT:   %pattern_type.loc19_36 => constants.%pattern_type.a603a0.4
    293. 

  293. // CHECK:STDOUT: }
    294. 

  294. // CHECK:STDOUT:
    295. 

  295. // CHECK:STDOUT: specific @A.as.I.impl(constants.%W) {
    296. 

  296. // CHECK:STDOUT:   %V.loc12_14.1 => constants.%W
    297. 

  297. // CHECK:STDOUT:   %A.loc12_27.1 => constants.%A.2ddf89.3
    298. 

  298. // CHECK:STDOUT:   %I.type.loc12_35.1 => constants.%I.type.07036d.3
    299. 

  299. // CHECK:STDOUT:   %require_complete => constants.%require_complete.c94ab4.2
    300. 

  300. // CHECK:STDOUT:   %I.impl_witness => constants.%I.impl_witness.0c179e.2
    301. 

  301. // CHECK:STDOUT:
    302. 

  302. // CHECK:STDOUT: !definition:
    303. 

  303. // CHECK:STDOUT:   %A.as.I.impl.F.type => constants.%A.as.I.impl.F.type.2974bf.2
    304. 

  304. // CHECK:STDOUT:   %A.as.I.impl.F => constants.%A.as.I.impl.F.786476.2
    305. 

  305. // CHECK:STDOUT: }
    306. 

  306. // CHECK:STDOUT:
    307. 

  307. // CHECK:STDOUT: specific @A.as.I.impl(constants.%empty_struct_type) {
    308. 

  308. // CHECK:STDOUT:   %V.loc12_14.1 => constants.%empty_struct_type
    309. 

  309. // CHECK:STDOUT:   %A.loc12_27.1 => constants.%A.235
    310. 

  310. // CHECK:STDOUT:   %I.type.loc12_35.1 => constants.%I.type.399
    311. 

  311. // CHECK:STDOUT:   %require_complete => constants.%complete_type.e4b
    312. 

  312. // CHECK:STDOUT:   %I.impl_witness => constants.%I.impl_witness.915
    313. 

  313. // CHECK:STDOUT:
    314. 

  314. // CHECK:STDOUT: !definition:
    315. 

  315. // CHECK:STDOUT:   %A.as.I.impl.F.type => constants.%A.as.I.impl.F.type.184
    316. 

  316. // CHECK:STDOUT:   %A.as.I.impl.F => constants.%A.as.I.impl.F.041
    317. 

  317. // CHECK:STDOUT: }
    318. 

  318. // CHECK:STDOUT:
    319. 

  319. // CHECK:STDOUT: specific @A.as.I.impl.F(constants.%empty_struct_type) {
    320. 

  320. // CHECK:STDOUT:   %V => constants.%empty_struct_type
    321. 

  321. // CHECK:STDOUT:   %A => constants.%A.235
    322. 

  322. // CHECK:STDOUT:   %pattern_type.loc13_12 => constants.%pattern_type.496
    323. 

  323. // CHECK:STDOUT:   %ptr.loc13_30.1 => constants.%ptr.c28
    324. 

  324. // CHECK:STDOUT:   %pattern_type.loc13_26 => constants.%pattern_type.1cc
    325. 

  325. // CHECK:STDOUT:
    326. 

  326. // CHECK:STDOUT: !definition:
    327. 

  327. // CHECK:STDOUT:   %require_complete.loc13_26 => constants.%complete_type.38e
    328. 

  328. // CHECK:STDOUT:   %require_complete.loc13_16 => constants.%complete_type.0a6
    329. 

  329. // CHECK:STDOUT:   %A.elem => constants.%A.elem.2af
    330. 

  330. // CHECK:STDOUT:   %Copy.lookup_impl_witness => constants.%Copy.impl_witness.433
    331. 

  331. // CHECK:STDOUT:   %Copy.facet => constants.%Copy.facet.48c
    332. 

  332. // CHECK:STDOUT:   %.loc14_12.2 => constants.%.fb0
    333. 

  333. // CHECK:STDOUT:   %impl.elem0.loc14_12.2 => constants.%ptr.as.Copy.impl.Op.15e
    334. 

  334. // CHECK:STDOUT:   %specific_impl_fn.loc14_12.2 => constants.%ptr.as.Copy.impl.Op.specific_fn
    335. 

  335. // CHECK:STDOUT: }
    336. 

  336. // CHECK:STDOUT:
    337.