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implicit_as.carbon

implicit_as.carbon 27 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/int.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/operators/overloaded/implicit_as.carbon
    12. 

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

  13. // TIP:   bazel run //toolchain/testing:file_test -- --dump_output --file_tests=toolchain/check/testdata/operators/overloaded/implicit_as.carbon
    14. 

  14. 

  15. class X {
    16. 

  16.   var n: i32;
    17. 

  17. }
    18. 

  18. 

  19. impl i32 as Core.ImplicitAs(X) {
    20. 

  20.   fn Convert[self: i32]() -> X { return {.n = self}; }
    21. 

  21. }
    22. 

  22. 

  23. impl X as Core.ImplicitAs(i32) {
    24. 

  24.   fn Convert[self: X]() -> i32 { return self.n; }
    25. 

  25. }
    26. 

  26. 

  27. // TODO: fn Sink(T:! type, x: T);
    28. 

  28. // ... once we stop deducing `T` from the type of the second argument in this case.
    29. 

  29. fn Sink_i32(n: i32);
    30. 

  30. fn Sink_X(x: X);
    31. 

  31. fn Source(T:! type) -> T { return Source(T); }
    32. 

  32. 

  33. fn Test() {
    34. 

  34.   Sink_i32(Source(X));
    35. 

  35.   Sink_X(Source(i32));
    36. 

  36. }
    37. 

  37. 

  38. // CHECK:STDOUT: --- implicit_as.carbon
    39. 

  39. // CHECK:STDOUT:
    40. 

  40. // CHECK:STDOUT: constants {
    41. 

  41. // CHECK:STDOUT:   %X: type = class_type @X [concrete]
    42. 

  42. // CHECK:STDOUT:   %int_32: Core.IntLiteral = int_value 32 [concrete]
    43. 

  43. // CHECK:STDOUT:   %Int.type: type = generic_class_type @Int [concrete]
    44. 

  44. // CHECK:STDOUT:   %empty_tuple.type: type = tuple_type () [concrete]
    45. 

  45. // CHECK:STDOUT:   %Int.generic: %Int.type = struct_value () [concrete]
    46. 

  46. // CHECK:STDOUT:   %N: Core.IntLiteral = symbolic_binding N, 0 [symbolic]
    47. 

  47. // CHECK:STDOUT:   %i32: type = class_type @Int, @Int(%int_32) [concrete]
    48. 

  48. // CHECK:STDOUT:   %i32.builtin: type = int_type signed, %int_32 [concrete]
    49. 

  49. // CHECK:STDOUT:   %complete_type.f8a: <witness> = complete_type_witness %i32.builtin [concrete]
    50. 

  50. // CHECK:STDOUT:   %X.elem: type = unbound_element_type %X, %i32 [concrete]
    51. 

  51. // CHECK:STDOUT:   %struct_type.n: type = struct_type {.n: %i32} [concrete]
    52. 

  52. // CHECK:STDOUT:   %complete_type.54b: <witness> = complete_type_witness %struct_type.n [concrete]
    53. 

  53. // CHECK:STDOUT:   %ImplicitAs.type.cc7: type = generic_interface_type @ImplicitAs [concrete]
    54. 

  54. // CHECK:STDOUT:   %ImplicitAs.generic: %ImplicitAs.type.cc7 = struct_value () [concrete]
    55. 

  55. // CHECK:STDOUT:   %pattern_type.98f: type = pattern_type type [concrete]
    56. 

  56. // CHECK:STDOUT:   %ImplicitAs.type.062: type = facet_type <@ImplicitAs, @ImplicitAs(%X)> [concrete]
    57. 

  57. // CHECK:STDOUT:   %ImplicitAs.impl_witness.f5e: <witness> = impl_witness @i32.as.ImplicitAs.impl.%ImplicitAs.impl_witness_table [concrete]
    58. 

  58. // CHECK:STDOUT:   %ImplicitAs.Convert.type.9f8: type = fn_type @ImplicitAs.Convert, @ImplicitAs(%X) [concrete]
    59. 

  59. // CHECK:STDOUT:   %pattern_type.7ce: type = pattern_type %i32 [concrete]
    60. 

  60. // CHECK:STDOUT:   %.f39: form = init_form %X, call_param1 [concrete]
    61. 

  61. // CHECK:STDOUT:   %pattern_type.05f: type = pattern_type %X [concrete]
    62. 

  62. // CHECK:STDOUT:   %i32.as.ImplicitAs.impl.Convert.type: type = fn_type @i32.as.ImplicitAs.impl.Convert [concrete]
    63. 

  63. // CHECK:STDOUT:   %i32.as.ImplicitAs.impl.Convert: %i32.as.ImplicitAs.impl.Convert.type = struct_value () [concrete]
    64. 

  64. // CHECK:STDOUT:   %ImplicitAs.facet.be6: %ImplicitAs.type.062 = facet_value %i32, (%ImplicitAs.impl_witness.f5e) [concrete]
    65. 

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

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

  67. // CHECK:STDOUT:   %Int.as.Copy.impl.Op.type.824: type = fn_type @Int.as.Copy.impl.Op, @Int.as.Copy.impl(%N) [symbolic]
    68. 

  68. // CHECK:STDOUT:   %Int.as.Copy.impl.Op.9b9: %Int.as.Copy.impl.Op.type.824 = struct_value () [symbolic]
    69. 

  69. // CHECK:STDOUT:   %T.67d: type = symbolic_binding T, 0 [symbolic]
    70. 

  70. // CHECK:STDOUT:   %Copy.impl_witness.f17: <witness> = impl_witness imports.%Copy.impl_witness_table.e76, @Int.as.Copy.impl(%int_32) [concrete]
    71. 

  71. // CHECK:STDOUT:   %Int.as.Copy.impl.Op.type.546: type = fn_type @Int.as.Copy.impl.Op, @Int.as.Copy.impl(%int_32) [concrete]
    72. 

  72. // CHECK:STDOUT:   %Int.as.Copy.impl.Op.664: %Int.as.Copy.impl.Op.type.546 = struct_value () [concrete]
    73. 

  73. // CHECK:STDOUT:   %Copy.facet: %Copy.type = facet_value %i32, (%Copy.impl_witness.f17) [concrete]
    74. 

  74. // CHECK:STDOUT:   %.f79: type = fn_type_with_self_type %Copy.Op.type, %Copy.facet [concrete]
    75. 

  75. // CHECK:STDOUT:   %.4d5: form = init_form %i32, call_param1 [concrete]
    76. 

  76. // CHECK:STDOUT:   %Int.as.Copy.impl.Op.specific_fn: <specific function> = specific_function %Int.as.Copy.impl.Op.664, @Int.as.Copy.impl.Op(%int_32) [concrete]
    77. 

  77. // CHECK:STDOUT:   %ImplicitAs.type.e8c: type = facet_type <@ImplicitAs, @ImplicitAs(%i32)> [concrete]
    78. 

  78. // CHECK:STDOUT:   %ImplicitAs.impl_witness.d6a: <witness> = impl_witness @X.as.ImplicitAs.impl.%ImplicitAs.impl_witness_table [concrete]
    79. 

  79. // CHECK:STDOUT:   %ImplicitAs.Convert.type.1b6: type = fn_type @ImplicitAs.Convert, @ImplicitAs(%i32) [concrete]
    80. 

  80. // CHECK:STDOUT:   %X.as.ImplicitAs.impl.Convert.type: type = fn_type @X.as.ImplicitAs.impl.Convert [concrete]
    81. 

  81. // CHECK:STDOUT:   %X.as.ImplicitAs.impl.Convert: %X.as.ImplicitAs.impl.Convert.type = struct_value () [concrete]
    82. 

  82. // CHECK:STDOUT:   %ImplicitAs.facet.5c6: %ImplicitAs.type.e8c = facet_value %X, (%ImplicitAs.impl_witness.d6a) [concrete]
    83. 

  83. // CHECK:STDOUT:   %Sink_i32.type: type = fn_type @Sink_i32 [concrete]
    84. 

  84. // CHECK:STDOUT:   %Sink_i32: %Sink_i32.type = struct_value () [concrete]
    85. 

  85. // CHECK:STDOUT:   %Sink_X.type: type = fn_type @Sink_X [concrete]
    86. 

  86. // CHECK:STDOUT:   %Sink_X: %Sink_X.type = struct_value () [concrete]
    87. 

  87. // CHECK:STDOUT:   %type: type = facet_type <type> [concrete]
    88. 

  88. // CHECK:STDOUT:   %.Self: %type = symbolic_binding .Self [symbolic_self]
    89. 

  89. // CHECK:STDOUT:   %.c6c: form = init_form %T.67d, call_param0 [symbolic]
    90. 

  90. // CHECK:STDOUT:   %pattern_type.51d1c4.2: type = pattern_type %T.67d [symbolic]
    91. 

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

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

  93. // CHECK:STDOUT:   %require_complete.944: <witness> = require_complete_type %T.67d [symbolic]
    94. 

  94. // CHECK:STDOUT:   %Source.specific_fn.24a: <specific function> = specific_function %Source, @Source(%T.67d) [symbolic]
    95. 

  95. // CHECK:STDOUT:   %Test.type: type = fn_type @Test [concrete]
    96. 

  96. // CHECK:STDOUT:   %Test: %Test.type = struct_value () [concrete]
    97. 

  97. // CHECK:STDOUT:   %.599: form = init_form %X, call_param0 [concrete]
    98. 

  98. // CHECK:STDOUT:   %Source.specific_fn.b43: <specific function> = specific_function %Source, @Source(%X) [concrete]
    99. 

  99. // CHECK:STDOUT:   %.3af: type = fn_type_with_self_type %ImplicitAs.Convert.type.1b6, %ImplicitAs.facet.5c6 [concrete]
    100. 

  100. // CHECK:STDOUT:   %.941: form = init_form %i32, call_param0 [concrete]
    101. 

  101. // CHECK:STDOUT:   %Source.specific_fn.217: <specific function> = specific_function %Source, @Source(%i32) [concrete]
    102. 

  102. // CHECK:STDOUT:   %.3d8: type = fn_type_with_self_type %ImplicitAs.Convert.type.9f8, %ImplicitAs.facet.be6 [concrete]
    103. 

  103. // CHECK:STDOUT:   %Destroy.type: type = facet_type <@Destroy> [concrete]
    104. 

  104. // CHECK:STDOUT:   %DestroyOp.type: type = fn_type @DestroyOp [concrete]
    105. 

  105. // CHECK:STDOUT:   %DestroyOp: %DestroyOp.type = struct_value () [concrete]
    106. 

  106. // CHECK:STDOUT: }
    107. 

  107. // CHECK:STDOUT:
    108. 

  108. // CHECK:STDOUT: imports {
    109. 

  109. // CHECK:STDOUT:   %Core: <namespace> = namespace file.%Core.import, [concrete] {
    110. 

  110. // CHECK:STDOUT:     .Int = %Core.Int
    111. 

  111. // CHECK:STDOUT:     .ImplicitAs = %Core.ImplicitAs
    112. 

  112. // CHECK:STDOUT:     .Copy = %Core.Copy
    113. 

  113. // CHECK:STDOUT:     .Destroy = %Core.Destroy
    114. 

  114. // CHECK:STDOUT:     import Core//prelude
    115. 

  115. // CHECK:STDOUT:     import Core//prelude/...
    116. 

  116. // CHECK:STDOUT:   }
    117. 

  117. // CHECK:STDOUT:   %Core.Int: %Int.type = import_ref Core//prelude/parts/int, Int, loaded [concrete = constants.%Int.generic]
    118. 

  118. // CHECK:STDOUT:   %Core.ImplicitAs: %ImplicitAs.type.cc7 = import_ref Core//prelude/parts/as, ImplicitAs, loaded [concrete = constants.%ImplicitAs.generic]
    119. 

  119. // CHECK:STDOUT:   %Core.Copy: type = import_ref Core//prelude/parts/copy, Copy, loaded [concrete = constants.%Copy.type]
    120. 

  120. // CHECK:STDOUT:   %Core.import_ref.18d: @Int.as.Copy.impl.%Int.as.Copy.impl.Op.type (%Int.as.Copy.impl.Op.type.824) = import_ref Core//prelude/parts/int, loc{{\d+_\d+}}, loaded [symbolic = @Int.as.Copy.impl.%Int.as.Copy.impl.Op (constants.%Int.as.Copy.impl.Op.9b9)]
    121. 

  121. // CHECK:STDOUT:   %Copy.impl_witness_table.e76 = impl_witness_table (%Core.import_ref.18d), @Int.as.Copy.impl [concrete]
    122. 

  122. // CHECK:STDOUT:   %Core.Destroy: type = import_ref Core//prelude/parts/destroy, Destroy, loaded [concrete = constants.%Destroy.type]
    123. 

  123. // CHECK:STDOUT: }
    124. 

  124. // CHECK:STDOUT:
    125. 

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

  126. // CHECK:STDOUT:   package: <namespace> = namespace [concrete] {
    127. 

  127. // CHECK:STDOUT:     .Core = imports.%Core
    128. 

  128. // CHECK:STDOUT:     .X = %X.decl
    129. 

  129. // CHECK:STDOUT:     .Sink_i32 = %Sink_i32.decl
    130. 

  130. // CHECK:STDOUT:     .Sink_X = %Sink_X.decl
    131. 

  131. // CHECK:STDOUT:     .Source = %Source.decl
    132. 

  132. // CHECK:STDOUT:     .Test = %Test.decl
    133. 

  133. // CHECK:STDOUT:   }
    134. 

  134. // CHECK:STDOUT:   %Core.import = import Core
    135. 

  135. // CHECK:STDOUT:   %X.decl: type = class_decl @X [concrete = constants.%X] {} {}
    136. 

  136. // CHECK:STDOUT:   impl_decl @i32.as.ImplicitAs.impl [concrete] {} {
    137. 

  137. // CHECK:STDOUT:     %int_32: Core.IntLiteral = int_value 32 [concrete = constants.%int_32]
    138. 

  138. // CHECK:STDOUT:     %i32: type = class_type @Int, @Int(constants.%int_32) [concrete = constants.%i32]
    139. 

  139. // CHECK:STDOUT:     %Core.ref: <namespace> = name_ref Core, imports.%Core [concrete = imports.%Core]
    140. 

  140. // CHECK:STDOUT:     %ImplicitAs.ref: %ImplicitAs.type.cc7 = name_ref ImplicitAs, imports.%Core.ImplicitAs [concrete = constants.%ImplicitAs.generic]
    141. 

  141. // CHECK:STDOUT:     %X.ref: type = name_ref X, file.%X.decl [concrete = constants.%X]
    142. 

  142. // CHECK:STDOUT:     %ImplicitAs.type: type = facet_type <@ImplicitAs, @ImplicitAs(constants.%X)> [concrete = constants.%ImplicitAs.type.062]
    143. 

  143. // CHECK:STDOUT:   }
    144. 

  144. // CHECK:STDOUT:   impl_decl @X.as.ImplicitAs.impl [concrete] {} {
    145. 

  145. // CHECK:STDOUT:     %X.ref: type = name_ref X, file.%X.decl [concrete = constants.%X]
    146. 

  146. // CHECK:STDOUT:     %Core.ref: <namespace> = name_ref Core, imports.%Core [concrete = imports.%Core]
    147. 

  147. // CHECK:STDOUT:     %ImplicitAs.ref: %ImplicitAs.type.cc7 = name_ref ImplicitAs, imports.%Core.ImplicitAs [concrete = constants.%ImplicitAs.generic]
    148. 

  148. // CHECK:STDOUT:     %int_32: Core.IntLiteral = int_value 32 [concrete = constants.%int_32]
    149. 

  149. // CHECK:STDOUT:     %i32: type = class_type @Int, @Int(constants.%int_32) [concrete = constants.%i32]
    150. 

  150. // CHECK:STDOUT:     %ImplicitAs.type: type = facet_type <@ImplicitAs, @ImplicitAs(constants.%i32)> [concrete = constants.%ImplicitAs.type.e8c]
    151. 

  151. // CHECK:STDOUT:   }
    152. 

  152. // CHECK:STDOUT:   %Sink_i32.decl: %Sink_i32.type = fn_decl @Sink_i32 [concrete = constants.%Sink_i32] {
    153. 

  153. // CHECK:STDOUT:     %n.patt: %pattern_type.7ce = value_binding_pattern n [concrete]
    154. 

  154. // CHECK:STDOUT:     %n.param_patt: %pattern_type.7ce = value_param_pattern %n.patt, call_param0 [concrete]
    155. 

  155. // CHECK:STDOUT:   } {
    156. 

  156. // CHECK:STDOUT:     %n.param: %i32 = value_param call_param0
    157. 

  157. // CHECK:STDOUT:     %.loc29: type = splice_block %i32 [concrete = constants.%i32] {
    158. 

  158. // CHECK:STDOUT:       %int_32: Core.IntLiteral = int_value 32 [concrete = constants.%int_32]
    159. 

  159. // CHECK:STDOUT:       %i32: type = class_type @Int, @Int(constants.%int_32) [concrete = constants.%i32]
    160. 

  160. // CHECK:STDOUT:     }
    161. 

  161. // CHECK:STDOUT:     %n: %i32 = value_binding n, %n.param
    162. 

  162. // CHECK:STDOUT:   }
    163. 

  163. // CHECK:STDOUT:   %Sink_X.decl: %Sink_X.type = fn_decl @Sink_X [concrete = constants.%Sink_X] {
    164. 

  164. // CHECK:STDOUT:     %x.patt: %pattern_type.05f = value_binding_pattern x [concrete]
    165. 

  165. // CHECK:STDOUT:     %x.param_patt: %pattern_type.05f = value_param_pattern %x.patt, call_param0 [concrete]
    166. 

  166. // CHECK:STDOUT:   } {
    167. 

  167. // CHECK:STDOUT:     %x.param: %X = value_param call_param0
    168. 

  168. // CHECK:STDOUT:     %X.ref: type = name_ref X, file.%X.decl [concrete = constants.%X]
    169. 

  169. // CHECK:STDOUT:     %x: %X = value_binding x, %x.param
    170. 

  170. // CHECK:STDOUT:   }
    171. 

  171. // CHECK:STDOUT:   %Source.decl: %Source.type = fn_decl @Source [concrete = constants.%Source] {
    172. 

  172. // CHECK:STDOUT:     %T.patt: %pattern_type.98f = symbolic_binding_pattern T, 0 [concrete]
    173. 

  173. // CHECK:STDOUT:     %return.patt: @Source.%pattern_type (%pattern_type.51d1c4.2) = return_slot_pattern [concrete]
    174. 

  174. // CHECK:STDOUT:     %return.param_patt: @Source.%pattern_type (%pattern_type.51d1c4.2) = out_param_pattern %return.patt, call_param0 [concrete]
    175. 

  175. // CHECK:STDOUT:   } {
    176. 

  176. // CHECK:STDOUT:     %T.ref.loc31_24: type = name_ref T, %T.loc31_11.2 [symbolic = %T.loc31_11.1 (constants.%T.67d)]
    177. 

  177. // CHECK:STDOUT:     %.loc31_24.3: form = init_form %T.ref.loc31_24, call_param0 [symbolic = %.loc31_24.2 (constants.%.c6c)]
    178. 

  178. // CHECK:STDOUT:     %.Self: %type = symbolic_binding .Self [symbolic_self = constants.%.Self]
    179. 

  179. // CHECK:STDOUT:     %T.loc31_11.2: type = symbolic_binding T, 0 [symbolic = %T.loc31_11.1 (constants.%T.67d)]
    180. 

  180. // CHECK:STDOUT:     %return.param: ref @Source.%T.loc31_11.1 (%T.67d) = out_param call_param0
    181. 

  181. // CHECK:STDOUT:     %return: ref @Source.%T.loc31_11.1 (%T.67d) = return_slot %return.param
    182. 

  182. // CHECK:STDOUT:   }
    183. 

  183. // CHECK:STDOUT:   %Test.decl: %Test.type = fn_decl @Test [concrete = constants.%Test] {} {}
    184. 

  184. // CHECK:STDOUT: }
    185. 

  185. // CHECK:STDOUT:
    186. 

  186. // CHECK:STDOUT: impl @i32.as.ImplicitAs.impl: %i32 as %ImplicitAs.type {
    187. 

  187. // CHECK:STDOUT:   %i32.as.ImplicitAs.impl.Convert.decl: %i32.as.ImplicitAs.impl.Convert.type = fn_decl @i32.as.ImplicitAs.impl.Convert [concrete = constants.%i32.as.ImplicitAs.impl.Convert] {
    188. 

  188. // CHECK:STDOUT:     %self.patt: %pattern_type.7ce = value_binding_pattern self [concrete]
    189. 

  189. // CHECK:STDOUT:     %self.param_patt: %pattern_type.7ce = value_param_pattern %self.patt, call_param0 [concrete]
    190. 

  190. // CHECK:STDOUT:     %return.patt: %pattern_type.05f = return_slot_pattern [concrete]
    191. 

  191. // CHECK:STDOUT:     %return.param_patt: %pattern_type.05f = out_param_pattern %return.patt, call_param1 [concrete]
    192. 

  192. // CHECK:STDOUT:   } {
    193. 

  193. // CHECK:STDOUT:     %X.ref: type = name_ref X, file.%X.decl [concrete = constants.%X]
    194. 

  194. // CHECK:STDOUT:     %.loc20_30: form = init_form %X.ref, call_param1 [concrete = constants.%.f39]
    195. 

  195. // CHECK:STDOUT:     %self.param: %i32 = value_param call_param0
    196. 

  196. // CHECK:STDOUT:     %.loc20_20: type = splice_block %i32 [concrete = constants.%i32] {
    197. 

  197. // CHECK:STDOUT:       %int_32: Core.IntLiteral = int_value 32 [concrete = constants.%int_32]
    198. 

  198. // CHECK:STDOUT:       %i32: type = class_type @Int, @Int(constants.%int_32) [concrete = constants.%i32]
    199. 

  199. // CHECK:STDOUT:     }
    200. 

  200. // CHECK:STDOUT:     %self: %i32 = value_binding self, %self.param
    201. 

  201. // CHECK:STDOUT:     %return.param: ref %X = out_param call_param1
    202. 

  202. // CHECK:STDOUT:     %return: ref %X = return_slot %return.param
    203. 

  203. // CHECK:STDOUT:   }
    204. 

  204. // CHECK:STDOUT:   %ImplicitAs.impl_witness_table = impl_witness_table (%i32.as.ImplicitAs.impl.Convert.decl), @i32.as.ImplicitAs.impl [concrete]
    205. 

  205. // CHECK:STDOUT:   %ImplicitAs.impl_witness: <witness> = impl_witness %ImplicitAs.impl_witness_table [concrete = constants.%ImplicitAs.impl_witness.f5e]
    206. 

  206. // CHECK:STDOUT:
    207. 

  207. // CHECK:STDOUT: !members:
    208. 

  208. // CHECK:STDOUT:   .X = <poisoned>
    209. 

  209. // CHECK:STDOUT:   .Convert = %i32.as.ImplicitAs.impl.Convert.decl
    210. 

  210. // CHECK:STDOUT:   witness = %ImplicitAs.impl_witness
    211. 

  211. // CHECK:STDOUT: }
    212. 

  212. // CHECK:STDOUT:
    213. 

  213. // CHECK:STDOUT: impl @X.as.ImplicitAs.impl: %X.ref as %ImplicitAs.type {
    214. 

  214. // CHECK:STDOUT:   %X.as.ImplicitAs.impl.Convert.decl: %X.as.ImplicitAs.impl.Convert.type = fn_decl @X.as.ImplicitAs.impl.Convert [concrete = constants.%X.as.ImplicitAs.impl.Convert] {
    215. 

  215. // CHECK:STDOUT:     %self.patt: %pattern_type.05f = value_binding_pattern self [concrete]
    216. 

  216. // CHECK:STDOUT:     %self.param_patt: %pattern_type.05f = value_param_pattern %self.patt, call_param0 [concrete]
    217. 

  217. // CHECK:STDOUT:     %return.patt: %pattern_type.7ce = return_slot_pattern [concrete]
    218. 

  218. // CHECK:STDOUT:     %return.param_patt: %pattern_type.7ce = out_param_pattern %return.patt, call_param1 [concrete]
    219. 

  219. // CHECK:STDOUT:   } {
    220. 

  220. // CHECK:STDOUT:     %int_32: Core.IntLiteral = int_value 32 [concrete = constants.%int_32]
    221. 

  221. // CHECK:STDOUT:     %i32: type = class_type @Int, @Int(constants.%int_32) [concrete = constants.%i32]
    222. 

  222. // CHECK:STDOUT:     %.loc24_28: form = init_form %i32, call_param1 [concrete = constants.%.4d5]
    223. 

  223. // CHECK:STDOUT:     %self.param: %X = value_param call_param0
    224. 

  224. // CHECK:STDOUT:     %X.ref: type = name_ref X, file.%X.decl [concrete = constants.%X]
    225. 

  225. // CHECK:STDOUT:     %self: %X = value_binding self, %self.param
    226. 

  226. // CHECK:STDOUT:     %return.param: ref %i32 = out_param call_param1
    227. 

  227. // CHECK:STDOUT:     %return: ref %i32 = return_slot %return.param
    228. 

  228. // CHECK:STDOUT:   }
    229. 

  229. // CHECK:STDOUT:   %ImplicitAs.impl_witness_table = impl_witness_table (%X.as.ImplicitAs.impl.Convert.decl), @X.as.ImplicitAs.impl [concrete]
    230. 

  230. // CHECK:STDOUT:   %ImplicitAs.impl_witness: <witness> = impl_witness %ImplicitAs.impl_witness_table [concrete = constants.%ImplicitAs.impl_witness.d6a]
    231. 

  231. // CHECK:STDOUT:
    232. 

  232. // CHECK:STDOUT: !members:
    233. 

  233. // CHECK:STDOUT:   .X = <poisoned>
    234. 

  234. // CHECK:STDOUT:   .Convert = %X.as.ImplicitAs.impl.Convert.decl
    235. 

  235. // CHECK:STDOUT:   witness = %ImplicitAs.impl_witness
    236. 

  236. // CHECK:STDOUT: }
    237. 

  237. // CHECK:STDOUT:
    238. 

  238. // CHECK:STDOUT: class @X {
    239. 

  239. // CHECK:STDOUT:   %int_32: Core.IntLiteral = int_value 32 [concrete = constants.%int_32]
    240. 

  240. // CHECK:STDOUT:   %i32: type = class_type @Int, @Int(constants.%int_32) [concrete = constants.%i32]
    241. 

  241. // CHECK:STDOUT:   %.loc16: %X.elem = field_decl n, element0 [concrete]
    242. 

  242. // CHECK:STDOUT:   %complete_type: <witness> = complete_type_witness constants.%struct_type.n [concrete = constants.%complete_type.54b]
    243. 

  243. // CHECK:STDOUT:   complete_type_witness = %complete_type
    244. 

  244. // CHECK:STDOUT:
    245. 

  245. // CHECK:STDOUT: !members:
    246. 

  246. // CHECK:STDOUT:   .Self = constants.%X
    247. 

  247. // CHECK:STDOUT:   .n = %.loc16
    248. 

  248. // CHECK:STDOUT: }
    249. 

  249. // CHECK:STDOUT:
    250. 

  250. // CHECK:STDOUT: fn @i32.as.ImplicitAs.impl.Convert(%self.param: %i32) -> %return.param: %X {
    251. 

  251. // CHECK:STDOUT: !entry:
    252. 

  252. // CHECK:STDOUT:   %self.ref: %i32 = name_ref self, %self
    253. 

  253. // CHECK:STDOUT:   %.loc20_51.1: %struct_type.n = struct_literal (%self.ref)
    254. 

  254. // CHECK:STDOUT:   %impl.elem0: %.f79 = impl_witness_access constants.%Copy.impl_witness.f17, element0 [concrete = constants.%Int.as.Copy.impl.Op.664]
    255. 

  255. // CHECK:STDOUT:   %bound_method.loc20_47.1: <bound method> = bound_method %self.ref, %impl.elem0
    256. 

  256. // CHECK:STDOUT:   %specific_fn: <specific function> = specific_function %impl.elem0, @Int.as.Copy.impl.Op(constants.%int_32) [concrete = constants.%Int.as.Copy.impl.Op.specific_fn]
    257. 

  257. // CHECK:STDOUT:   %bound_method.loc20_47.2: <bound method> = bound_method %self.ref, %specific_fn
    258. 

  258. // CHECK:STDOUT:   %Int.as.Copy.impl.Op.call: init %i32 = call %bound_method.loc20_47.2(%self.ref)
    259. 

  259. // CHECK:STDOUT:   %.loc20_51.2: ref %i32 = class_element_access %return.param, element0
    260. 

  260. // CHECK:STDOUT:   %.loc20_51.3: init %i32 = initialize_from %Int.as.Copy.impl.Op.call to %.loc20_51.2
    261. 

  261. // CHECK:STDOUT:   %.loc20_51.4: init %X = class_init (%.loc20_51.3), %return.param
    262. 

  262. // CHECK:STDOUT:   %.loc20_52: init %X = converted %.loc20_51.1, %.loc20_51.4
    263. 

  263. // CHECK:STDOUT:   return %.loc20_52 to %return.param
    264. 

  264. // CHECK:STDOUT: }
    265. 

  265. // CHECK:STDOUT:
    266. 

  266. // CHECK:STDOUT: fn @X.as.ImplicitAs.impl.Convert(%self.param: %X) -> %i32 {
    267. 

  267. // CHECK:STDOUT: !entry:
    268. 

  268. // CHECK:STDOUT:   %self.ref: %X = name_ref self, %self
    269. 

  269. // CHECK:STDOUT:   %n.ref: %X.elem = name_ref n, @X.%.loc16 [concrete = @X.%.loc16]
    270. 

  270. // CHECK:STDOUT:   %.loc24_45.1: ref %i32 = class_element_access %self.ref, element0
    271. 

  271. // CHECK:STDOUT:   %.loc24_45.2: %i32 = acquire_value %.loc24_45.1
    272. 

  272. // CHECK:STDOUT:   %impl.elem0: %.f79 = impl_witness_access constants.%Copy.impl_witness.f17, element0 [concrete = constants.%Int.as.Copy.impl.Op.664]
    273. 

  273. // CHECK:STDOUT:   %bound_method.loc24_45.1: <bound method> = bound_method %.loc24_45.2, %impl.elem0
    274. 

  274. // CHECK:STDOUT:   %specific_fn: <specific function> = specific_function %impl.elem0, @Int.as.Copy.impl.Op(constants.%int_32) [concrete = constants.%Int.as.Copy.impl.Op.specific_fn]
    275. 

  275. // CHECK:STDOUT:   %bound_method.loc24_45.2: <bound method> = bound_method %.loc24_45.2, %specific_fn
    276. 

  276. // CHECK:STDOUT:   %Int.as.Copy.impl.Op.call: init %i32 = call %bound_method.loc24_45.2(%.loc24_45.2)
    277. 

  277. // CHECK:STDOUT:   return %Int.as.Copy.impl.Op.call to %return.param
    278. 

  278. // CHECK:STDOUT: }
    279. 

  279. // CHECK:STDOUT:
    280. 

  280. // CHECK:STDOUT: fn @Sink_i32(%n.param: %i32);
    281. 

  281. // CHECK:STDOUT:
    282. 

  282. // CHECK:STDOUT: fn @Sink_X(%x.param: %X);
    283. 

  283. // CHECK:STDOUT:
    284. 

  284. // CHECK:STDOUT: generic fn @Source(%T.loc31_11.2: type) {
    285. 

  285. // CHECK:STDOUT:   %T.loc31_11.1: type = symbolic_binding T, 0 [symbolic = %T.loc31_11.1 (constants.%T.67d)]
    286. 

  286. // CHECK:STDOUT:   %.loc31_24.2: form = init_form %T.loc31_11.1, call_param0 [symbolic = %.loc31_24.2 (constants.%.c6c)]
    287. 

  287. // CHECK:STDOUT:   %pattern_type: type = pattern_type %T.loc31_11.1 [symbolic = %pattern_type (constants.%pattern_type.51d1c4.2)]
    288. 

  288. // CHECK:STDOUT:
    289. 

  289. // CHECK:STDOUT: !definition:
    290. 

  290. // CHECK:STDOUT:   %require_complete: <witness> = require_complete_type %T.loc31_11.1 [symbolic = %require_complete (constants.%require_complete.944)]
    291. 

  291. // CHECK:STDOUT:   %Source.specific_fn.loc31_35.2: <specific function> = specific_function constants.%Source, @Source(%T.loc31_11.1) [symbolic = %Source.specific_fn.loc31_35.2 (constants.%Source.specific_fn.24a)]
    292. 

  292. // CHECK:STDOUT:
    293. 

  293. // CHECK:STDOUT:   fn() -> %return.param: @Source.%T.loc31_11.1 (%T.67d) {
    294. 

  294. // CHECK:STDOUT:   !entry:
    295. 

  295. // CHECK:STDOUT:     %Source.ref: %Source.type = name_ref Source, file.%Source.decl [concrete = constants.%Source]
    296. 

  296. // CHECK:STDOUT:     %T.ref.loc31_42: type = name_ref T, %T.loc31_11.2 [symbolic = %T.loc31_11.1 (constants.%T.67d)]
    297. 

  297. // CHECK:STDOUT:     %Source.specific_fn.loc31_35.1: <specific function> = specific_function %Source.ref, @Source(constants.%T.67d) [symbolic = %Source.specific_fn.loc31_35.2 (constants.%Source.specific_fn.24a)]
    298. 

  298. // CHECK:STDOUT:     %.loc31_24.1: ref @Source.%T.loc31_11.1 (%T.67d) = splice_block %return.param {}
    299. 

  299. // CHECK:STDOUT:     %Source.call: init @Source.%T.loc31_11.1 (%T.67d) = call %Source.specific_fn.loc31_35.1() to %.loc31_24.1
    300. 

  300. // CHECK:STDOUT:     return %Source.call to %return.param
    301. 

  301. // CHECK:STDOUT:   }
    302. 

  302. // CHECK:STDOUT: }
    303. 

  303. // CHECK:STDOUT:
    304. 

  304. // CHECK:STDOUT: fn @Test() {
    305. 

  305. // CHECK:STDOUT: !entry:
    306. 

  306. // CHECK:STDOUT:   %Sink_i32.ref: %Sink_i32.type = name_ref Sink_i32, file.%Sink_i32.decl [concrete = constants.%Sink_i32]
    307. 

  307. // CHECK:STDOUT:   %Source.ref.loc34: %Source.type = name_ref Source, file.%Source.decl [concrete = constants.%Source]
    308. 

  308. // CHECK:STDOUT:   %X.ref: type = name_ref X, file.%X.decl [concrete = constants.%X]
    309. 

  309. // CHECK:STDOUT:   %Source.specific_fn.loc34: <specific function> = specific_function %Source.ref.loc34, @Source(constants.%X) [concrete = constants.%Source.specific_fn.b43]
    310. 

  310. // CHECK:STDOUT:   %.loc34_20.1: ref %X = temporary_storage
    311. 

  311. // CHECK:STDOUT:   %Source.call.loc34: init %X = call %Source.specific_fn.loc34() to %.loc34_20.1
    312. 

  312. // CHECK:STDOUT:   %impl.elem0.loc34: %.3af = impl_witness_access constants.%ImplicitAs.impl_witness.d6a, element0 [concrete = constants.%X.as.ImplicitAs.impl.Convert]
    313. 

  313. // CHECK:STDOUT:   %bound_method.loc34: <bound method> = bound_method %Source.call.loc34, %impl.elem0.loc34
    314. 

  314. // CHECK:STDOUT:   %.loc34_20.2: ref %X = temporary %.loc34_20.1, %Source.call.loc34
    315. 

  315. // CHECK:STDOUT:   %.loc34_20.3: %X = acquire_value %.loc34_20.2
    316. 

  316. // CHECK:STDOUT:   %X.as.ImplicitAs.impl.Convert.call: init %i32 = call %bound_method.loc34(%.loc34_20.3)
    317. 

  317. // CHECK:STDOUT:   %.loc34_20.4: %i32 = value_of_initializer %X.as.ImplicitAs.impl.Convert.call
    318. 

  318. // CHECK:STDOUT:   %.loc34_20.5: %i32 = converted %Source.call.loc34, %.loc34_20.4
    319. 

  319. // CHECK:STDOUT:   %Sink_i32.call: init %empty_tuple.type = call %Sink_i32.ref(%.loc34_20.5)
    320. 

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

  321. // CHECK:STDOUT:   %Source.ref.loc35: %Source.type = name_ref Source, file.%Source.decl [concrete = constants.%Source]
    322. 

  322. // CHECK:STDOUT:   %int_32: Core.IntLiteral = int_value 32 [concrete = constants.%int_32]
    323. 

  323. // CHECK:STDOUT:   %i32: type = class_type @Int, @Int(constants.%int_32) [concrete = constants.%i32]
    324. 

  324. // CHECK:STDOUT:   %Source.specific_fn.loc35: <specific function> = specific_function %Source.ref.loc35, @Source(constants.%i32) [concrete = constants.%Source.specific_fn.217]
    325. 

  325. // CHECK:STDOUT:   %Source.call.loc35: init %i32 = call %Source.specific_fn.loc35()
    326. 

  326. // CHECK:STDOUT:   %impl.elem0.loc35: %.3d8 = impl_witness_access constants.%ImplicitAs.impl_witness.f5e, element0 [concrete = constants.%i32.as.ImplicitAs.impl.Convert]
    327. 

  327. // CHECK:STDOUT:   %bound_method.loc35: <bound method> = bound_method %Source.call.loc35, %impl.elem0.loc35
    328. 

  328. // CHECK:STDOUT:   %.loc35_20.1: ref %X = temporary_storage
    329. 

  329. // CHECK:STDOUT:   %.loc35_20.2: %i32 = value_of_initializer %Source.call.loc35
    330. 

  330. // CHECK:STDOUT:   %.loc35_20.3: %i32 = converted %Source.call.loc35, %.loc35_20.2
    331. 

  331. // CHECK:STDOUT:   %i32.as.ImplicitAs.impl.Convert.call: init %X = call %bound_method.loc35(%.loc35_20.3) to %.loc35_20.1
    332. 

  332. // CHECK:STDOUT:   %.loc35_20.4: init %X = converted %Source.call.loc35, %i32.as.ImplicitAs.impl.Convert.call
    333. 

  333. // CHECK:STDOUT:   %.loc35_20.5: ref %X = temporary %.loc35_20.1, %.loc35_20.4
    334. 

  334. // CHECK:STDOUT:   %.loc35_20.6: %X = acquire_value %.loc35_20.5
    335. 

  335. // CHECK:STDOUT:   %Sink_X.call: init %empty_tuple.type = call %Sink_X.ref(%.loc35_20.6)
    336. 

  336. // CHECK:STDOUT:   %DestroyOp.bound.loc35: <bound method> = bound_method %.loc35_20.5, constants.%DestroyOp
    337. 

  337. // CHECK:STDOUT:   %DestroyOp.call.loc35: init %empty_tuple.type = call %DestroyOp.bound.loc35(%.loc35_20.5)
    338. 

  338. // CHECK:STDOUT:   %DestroyOp.bound.loc34: <bound method> = bound_method %.loc34_20.2, constants.%DestroyOp
    339. 

  339. // CHECK:STDOUT:   %DestroyOp.call.loc34: init %empty_tuple.type = call %DestroyOp.bound.loc34(%.loc34_20.2)
    340. 

  340. // CHECK:STDOUT:   return
    341. 

  341. // CHECK:STDOUT: }
    342. 

  342. // CHECK:STDOUT:
    343. 

  343. // CHECK:STDOUT: fn @DestroyOp(%self.param: %X) = "no_op";
    344. 

  344. // CHECK:STDOUT:
    345. 

  345. // CHECK:STDOUT: specific @Source(constants.%T.67d) {
    346. 

  346. // CHECK:STDOUT:   %T.loc31_11.1 => constants.%T.67d
    347. 

  347. // CHECK:STDOUT:   %.loc31_24.2 => constants.%.c6c
    348. 

  348. // CHECK:STDOUT:   %pattern_type => constants.%pattern_type.51d1c4.2
    349. 

  349. // CHECK:STDOUT:
    350. 

  350. // CHECK:STDOUT: !definition:
    351. 

  351. // CHECK:STDOUT:   %require_complete => constants.%require_complete.944
    352. 

  352. // CHECK:STDOUT:   %Source.specific_fn.loc31_35.2 => constants.%Source.specific_fn.24a
    353. 

  353. // CHECK:STDOUT: }
    354. 

  354. // CHECK:STDOUT:
    355. 

  355. // CHECK:STDOUT: specific @Source(constants.%X) {
    356. 

  356. // CHECK:STDOUT:   %T.loc31_11.1 => constants.%X
    357. 

  357. // CHECK:STDOUT:   %.loc31_24.2 => constants.%.599
    358. 

  358. // CHECK:STDOUT:   %pattern_type => constants.%pattern_type.05f
    359. 

  359. // CHECK:STDOUT:
    360. 

  360. // CHECK:STDOUT: !definition:
    361. 

  361. // CHECK:STDOUT:   %require_complete => constants.%complete_type.54b
    362. 

  362. // CHECK:STDOUT:   %Source.specific_fn.loc31_35.2 => constants.%Source.specific_fn.b43
    363. 

  363. // CHECK:STDOUT: }
    364. 

  364. // CHECK:STDOUT:
    365. 

  365. // CHECK:STDOUT: specific @Source(constants.%i32) {
    366. 

  366. // CHECK:STDOUT:   %T.loc31_11.1 => constants.%i32
    367. 

  367. // CHECK:STDOUT:   %.loc31_24.2 => constants.%.941
    368. 

  368. // CHECK:STDOUT:   %pattern_type => constants.%pattern_type.7ce
    369. 

  369. // CHECK:STDOUT:
    370. 

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

  371. // CHECK:STDOUT:   %require_complete => constants.%complete_type.f8a
    372. 

  372. // CHECK:STDOUT:   %Source.specific_fn.loc31_35.2 => constants.%Source.specific_fn.217
    373. 

  373. // CHECK:STDOUT: }
    374. 

  374. // CHECK:STDOUT:
    375.