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carbon-lang
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toolchain
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check
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testdata
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operators
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overloaded
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implicit_as.carbon

implicit_as.carbon 20 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. // AUTOUPDATE
    6. 

  6. // TIP: To test this file alone, run:
    7. 

  7. // TIP:   bazel test //toolchain/testing:file_test --test_arg=--file_tests=toolchain/check/testdata/operators/overloaded/implicit_as.carbon
    8. 

  8. // TIP: To dump output, run:
    9. 

  9. // TIP:   bazel run //toolchain/testing:file_test -- --dump_output --file_tests=toolchain/check/testdata/operators/overloaded/implicit_as.carbon
    10. 

  10. 

  11. class X {
    12. 

  12.   var n: i32;
    13. 

  13. }
    14. 

  14. 

  15. impl i32 as Core.ImplicitAs(X) {
    16. 

  16.   fn Convert[self: i32]() -> X { return {.n = self}; }
    17. 

  17. }
    18. 

  18. 

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

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

  21. }
    22. 

  22. 

  23. // TODO: fn Sink(T:! type, x: T);
    24. 

  24. // ... once we stop deducing `T` from the type of the second argument in this case.
    25. 

  25. fn Sink_i32(n: i32);
    26. 

  26. fn Sink_X(x: X);
    27. 

  27. fn Source(T:! type) -> T { return Source(T); }
    28. 

  28. 

  29. fn Test() {
    30. 

  30.   Sink_i32(Source(X));
    31. 

  31.   Sink_X(Source(i32));
    32. 

  32. }
    33. 

  33. 

  34. // CHECK:STDOUT: --- implicit_as.carbon
    35. 

  35. // CHECK:STDOUT:
    36. 

  36. // CHECK:STDOUT: constants {
    37. 

  37. // CHECK:STDOUT:   %X: type = class_type @X [template]
    38. 

  38. // CHECK:STDOUT:   %int_32: Core.IntLiteral = int_value 32 [template]
    39. 

  39. // CHECK:STDOUT:   %empty_tuple.type: type = tuple_type () [template]
    40. 

  40. // CHECK:STDOUT:   %i32: type = class_type @Int, @Int(%int_32) [template]
    41. 

  41. // CHECK:STDOUT:   %i32.builtin: type = int_type signed, %int_32 [template]
    42. 

  42. // CHECK:STDOUT:   %complete_type.f8a: <witness> = complete_type_witness %i32.builtin [template]
    43. 

  43. // CHECK:STDOUT:   %X.elem: type = unbound_element_type %X, %i32 [template]
    44. 

  44. // CHECK:STDOUT:   %struct_type.n: type = struct_type {.n: %i32} [template]
    45. 

  45. // CHECK:STDOUT:   %complete_type.54b: <witness> = complete_type_witness %struct_type.n [template]
    46. 

  46. // CHECK:STDOUT:   %ImplicitAs.type.cc7: type = generic_interface_type @ImplicitAs [template]
    47. 

  47. // CHECK:STDOUT:   %ImplicitAs.generic: %ImplicitAs.type.cc7 = struct_value () [template]
    48. 

  48. // CHECK:STDOUT:   %ImplicitAs.type.ac8: type = facet_type <@ImplicitAs, @ImplicitAs(%X)> [template]
    49. 

  49. // CHECK:STDOUT:   %Convert.type.665: type = fn_type @Convert.1, @ImplicitAs(%X) [template]
    50. 

  50. // CHECK:STDOUT:   %impl_witness.226: <witness> = impl_witness (@impl.1.%Convert.decl) [template]
    51. 

  51. // CHECK:STDOUT:   %Convert.type.853: type = fn_type @Convert.2 [template]
    52. 

  52. // CHECK:STDOUT:   %Convert.08a: %Convert.type.853 = struct_value () [template]
    53. 

  53. // CHECK:STDOUT:   %ImplicitAs.facet.a10: %ImplicitAs.type.ac8 = facet_value %i32, %impl_witness.226 [template]
    54. 

  54. // CHECK:STDOUT:   %ImplicitAs.type.205: type = facet_type <@ImplicitAs, @ImplicitAs(%i32)> [template]
    55. 

  55. // CHECK:STDOUT:   %Convert.type.1b6: type = fn_type @Convert.1, @ImplicitAs(%i32) [template]
    56. 

  56. // CHECK:STDOUT:   %impl_witness.c53: <witness> = impl_witness (@impl.2.%Convert.decl) [template]
    57. 

  57. // CHECK:STDOUT:   %Convert.type.8a1: type = fn_type @Convert.3 [template]
    58. 

  58. // CHECK:STDOUT:   %Convert.c7a: %Convert.type.8a1 = struct_value () [template]
    59. 

  59. // CHECK:STDOUT:   %ImplicitAs.facet.208: %ImplicitAs.type.205 = facet_value %X, %impl_witness.c53 [template]
    60. 

  60. // CHECK:STDOUT:   %Sink_i32.type: type = fn_type @Sink_i32 [template]
    61. 

  61. // CHECK:STDOUT:   %Sink_i32: %Sink_i32.type = struct_value () [template]
    62. 

  62. // CHECK:STDOUT:   %Sink_X.type: type = fn_type @Sink_X [template]
    63. 

  63. // CHECK:STDOUT:   %Sink_X: %Sink_X.type = struct_value () [template]
    64. 

  64. // CHECK:STDOUT:   %T: type = bind_symbolic_name T, 0 [symbolic]
    65. 

  65. // CHECK:STDOUT:   %T.patt: type = symbolic_binding_pattern T, 0 [symbolic]
    66. 

  66. // CHECK:STDOUT:   %Source.type: type = fn_type @Source [template]
    67. 

  67. // CHECK:STDOUT:   %Source: %Source.type = struct_value () [template]
    68. 

  68. // CHECK:STDOUT:   %require_complete.4ae: <witness> = require_complete_type %T [symbolic]
    69. 

  69. // CHECK:STDOUT:   %Source.specific_fn.ff0: <specific function> = specific_function %Source, @Source(%T) [symbolic]
    70. 

  70. // CHECK:STDOUT:   %Test.type: type = fn_type @Test [template]
    71. 

  71. // CHECK:STDOUT:   %Test: %Test.type = struct_value () [template]
    72. 

  72. // CHECK:STDOUT:   %Source.specific_fn.363: <specific function> = specific_function %Source, @Source(%X) [template]
    73. 

  73. // CHECK:STDOUT:   %.d2d: type = fn_type_with_self_type %Convert.type.1b6, %ImplicitAs.facet.208 [template]
    74. 

  74. // CHECK:STDOUT:   %Source.specific_fn.cc7: <specific function> = specific_function %Source, @Source(%i32) [template]
    75. 

  75. // CHECK:STDOUT:   %.d10: type = fn_type_with_self_type %Convert.type.665, %ImplicitAs.facet.a10 [template]
    76. 

  76. // CHECK:STDOUT: }
    77. 

  77. // CHECK:STDOUT:
    78. 

  78. // CHECK:STDOUT: imports {
    79. 

  79. // CHECK:STDOUT:   %Core: <namespace> = namespace file.%Core.import, [template] {
    80. 

  80. // CHECK:STDOUT:     .Int = %Core.Int
    81. 

  81. // CHECK:STDOUT:     .ImplicitAs = %Core.ImplicitAs
    82. 

  82. // CHECK:STDOUT:     import Core//prelude
    83. 

  83. // CHECK:STDOUT:     import Core//prelude/...
    84. 

  84. // CHECK:STDOUT:   }
    85. 

  85. // CHECK:STDOUT:   %Core.ImplicitAs: %ImplicitAs.type.cc7 = import_ref Core//prelude/operators/as, ImplicitAs, loaded [template = constants.%ImplicitAs.generic]
    86. 

  86. // CHECK:STDOUT: }
    87. 

  87. // CHECK:STDOUT:
    88. 

  88. // CHECK:STDOUT: file {
    89. 

  89. // CHECK:STDOUT:   package: <namespace> = namespace [template] {
    90. 

  90. // CHECK:STDOUT:     .Core = imports.%Core
    91. 

  91. // CHECK:STDOUT:     .X = %X.decl
    92. 

  92. // CHECK:STDOUT:     .Sink_i32 = %Sink_i32.decl
    93. 

  93. // CHECK:STDOUT:     .Sink_X = %Sink_X.decl
    94. 

  94. // CHECK:STDOUT:     .Source = %Source.decl
    95. 

  95. // CHECK:STDOUT:     .Test = %Test.decl
    96. 

  96. // CHECK:STDOUT:   }
    97. 

  97. // CHECK:STDOUT:   %Core.import = import Core
    98. 

  98. // CHECK:STDOUT:   %X.decl: type = class_decl @X [template = constants.%X] {} {}
    99. 

  99. // CHECK:STDOUT:   impl_decl @impl.1 [template] {} {
    100. 

  100. // CHECK:STDOUT:     %int_32: Core.IntLiteral = int_value 32 [template = constants.%int_32]
    101. 

  101. // CHECK:STDOUT:     %i32: type = class_type @Int, @Int(constants.%int_32) [template = constants.%i32]
    102. 

  102. // CHECK:STDOUT:     %Core.ref: <namespace> = name_ref Core, imports.%Core [template = imports.%Core]
    103. 

  103. // CHECK:STDOUT:     %ImplicitAs.ref: %ImplicitAs.type.cc7 = name_ref ImplicitAs, imports.%Core.ImplicitAs [template = constants.%ImplicitAs.generic]
    104. 

  104. // CHECK:STDOUT:     %X.ref: type = name_ref X, file.%X.decl [template = constants.%X]
    105. 

  105. // CHECK:STDOUT:     %ImplicitAs.type: type = facet_type <@ImplicitAs, @ImplicitAs(constants.%X)> [template = constants.%ImplicitAs.type.ac8]
    106. 

  106. // CHECK:STDOUT:   }
    107. 

  107. // CHECK:STDOUT:   %impl_witness.loc15: <witness> = impl_witness (@impl.1.%Convert.decl) [template = constants.%impl_witness.226]
    108. 

  108. // CHECK:STDOUT:   impl_decl @impl.2 [template] {} {
    109. 

  109. // CHECK:STDOUT:     %X.ref: type = name_ref X, file.%X.decl [template = constants.%X]
    110. 

  110. // CHECK:STDOUT:     %Core.ref: <namespace> = name_ref Core, imports.%Core [template = imports.%Core]
    111. 

  111. // CHECK:STDOUT:     %ImplicitAs.ref: %ImplicitAs.type.cc7 = name_ref ImplicitAs, imports.%Core.ImplicitAs [template = constants.%ImplicitAs.generic]
    112. 

  112. // CHECK:STDOUT:     %int_32: Core.IntLiteral = int_value 32 [template = constants.%int_32]
    113. 

  113. // CHECK:STDOUT:     %i32: type = class_type @Int, @Int(constants.%int_32) [template = constants.%i32]
    114. 

  114. // CHECK:STDOUT:     %ImplicitAs.type: type = facet_type <@ImplicitAs, @ImplicitAs(constants.%i32)> [template = constants.%ImplicitAs.type.205]
    115. 

  115. // CHECK:STDOUT:   }
    116. 

  116. // CHECK:STDOUT:   %impl_witness.loc19: <witness> = impl_witness (@impl.2.%Convert.decl) [template = constants.%impl_witness.c53]
    117. 

  117. // CHECK:STDOUT:   %Sink_i32.decl: %Sink_i32.type = fn_decl @Sink_i32 [template = constants.%Sink_i32] {
    118. 

  118. // CHECK:STDOUT:     %n.patt: %i32 = binding_pattern n
    119. 

  119. // CHECK:STDOUT:     %n.param_patt: %i32 = value_param_pattern %n.patt, runtime_param0
    120. 

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

  121. // CHECK:STDOUT:     %n.param: %i32 = value_param runtime_param0
    122. 

  122. // CHECK:STDOUT:     %.loc25: type = splice_block %i32 [template = constants.%i32] {
    123. 

  123. // CHECK:STDOUT:       %int_32: Core.IntLiteral = int_value 32 [template = constants.%int_32]
    124. 

  124. // CHECK:STDOUT:       %i32: type = class_type @Int, @Int(constants.%int_32) [template = constants.%i32]
    125. 

  125. // CHECK:STDOUT:     }
    126. 

  126. // CHECK:STDOUT:     %n: %i32 = bind_name n, %n.param
    127. 

  127. // CHECK:STDOUT:   }
    128. 

  128. // CHECK:STDOUT:   %Sink_X.decl: %Sink_X.type = fn_decl @Sink_X [template = constants.%Sink_X] {
    129. 

  129. // CHECK:STDOUT:     %x.patt: %X = binding_pattern x
    130. 

  130. // CHECK:STDOUT:     %x.param_patt: %X = value_param_pattern %x.patt, runtime_param0
    131. 

  131. // CHECK:STDOUT:   } {
    132. 

  132. // CHECK:STDOUT:     %x.param: %X = value_param runtime_param0
    133. 

  133. // CHECK:STDOUT:     %X.ref: type = name_ref X, file.%X.decl [template = constants.%X]
    134. 

  134. // CHECK:STDOUT:     %x: %X = bind_name x, %x.param
    135. 

  135. // CHECK:STDOUT:   }
    136. 

  136. // CHECK:STDOUT:   %Source.decl: %Source.type = fn_decl @Source [template = constants.%Source] {
    137. 

  137. // CHECK:STDOUT:     %T.patt.loc27_11.1: type = symbolic_binding_pattern T, 0 [symbolic = %T.patt.loc27_11.2 (constants.%T.patt)]
    138. 

  138. // CHECK:STDOUT:     %T.param_patt: type = value_param_pattern %T.patt.loc27_11.1, runtime_param<none> [symbolic = %T.patt.loc27_11.2 (constants.%T.patt)]
    139. 

  139. // CHECK:STDOUT:     %return.patt: @Source.%T.loc27_11.2 (%T) = return_slot_pattern
    140. 

  140. // CHECK:STDOUT:     %return.param_patt: @Source.%T.loc27_11.2 (%T) = out_param_pattern %return.patt, runtime_param0
    141. 

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

  142. // CHECK:STDOUT:     %T.ref.loc27_24: type = name_ref T, %T.loc27_11.1 [symbolic = %T.loc27_11.2 (constants.%T)]
    143. 

  143. // CHECK:STDOUT:     %T.param: type = value_param runtime_param<none>
    144. 

  144. // CHECK:STDOUT:     %T.loc27_11.1: type = bind_symbolic_name T, 0, %T.param [symbolic = %T.loc27_11.2 (constants.%T)]
    145. 

  145. // CHECK:STDOUT:     %return.param: ref @Source.%T.loc27_11.2 (%T) = out_param runtime_param0
    146. 

  146. // CHECK:STDOUT:     %return: ref @Source.%T.loc27_11.2 (%T) = return_slot %return.param
    147. 

  147. // CHECK:STDOUT:   }
    148. 

  148. // CHECK:STDOUT:   %Test.decl: %Test.type = fn_decl @Test [template = constants.%Test] {} {}
    149. 

  149. // CHECK:STDOUT: }
    150. 

  150. // CHECK:STDOUT:
    151. 

  151. // CHECK:STDOUT: impl @impl.1: %i32 as %ImplicitAs.type {
    152. 

  152. // CHECK:STDOUT:   %Convert.decl: %Convert.type.853 = fn_decl @Convert.2 [template = constants.%Convert.08a] {
    153. 

  153. // CHECK:STDOUT:     %self.patt: %i32 = binding_pattern self
    154. 

  154. // CHECK:STDOUT:     %self.param_patt: %i32 = value_param_pattern %self.patt, runtime_param0
    155. 

  155. // CHECK:STDOUT:     %return.patt: %X = return_slot_pattern
    156. 

  156. // CHECK:STDOUT:     %return.param_patt: %X = out_param_pattern %return.patt, runtime_param1
    157. 

  157. // CHECK:STDOUT:   } {
    158. 

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

  159. // CHECK:STDOUT:     %self.param: %i32 = value_param runtime_param0
    160. 

  160. // CHECK:STDOUT:     %.loc16_20: type = splice_block %i32 [template = constants.%i32] {
    161. 

  161. // CHECK:STDOUT:       %int_32: Core.IntLiteral = int_value 32 [template = constants.%int_32]
    162. 

  162. // CHECK:STDOUT:       %i32: type = class_type @Int, @Int(constants.%int_32) [template = constants.%i32]
    163. 

  163. // CHECK:STDOUT:     }
    164. 

  164. // CHECK:STDOUT:     %self: %i32 = bind_name self, %self.param
    165. 

  165. // CHECK:STDOUT:     %return.param: ref %X = out_param runtime_param1
    166. 

  166. // CHECK:STDOUT:     %return: ref %X = return_slot %return.param
    167. 

  167. // CHECK:STDOUT:   }
    168. 

  168. // CHECK:STDOUT:
    169. 

  169. // CHECK:STDOUT: !members:
    170. 

  170. // CHECK:STDOUT:   .Convert = %Convert.decl
    171. 

  171. // CHECK:STDOUT:   witness = file.%impl_witness.loc15
    172. 

  172. // CHECK:STDOUT: }
    173. 

  173. // CHECK:STDOUT:
    174. 

  174. // CHECK:STDOUT: impl @impl.2: %X.ref as %ImplicitAs.type {
    175. 

  175. // CHECK:STDOUT:   %Convert.decl: %Convert.type.8a1 = fn_decl @Convert.3 [template = constants.%Convert.c7a] {
    176. 

  176. // CHECK:STDOUT:     %self.patt: %X = binding_pattern self
    177. 

  177. // CHECK:STDOUT:     %self.param_patt: %X = value_param_pattern %self.patt, runtime_param0
    178. 

  178. // CHECK:STDOUT:     %return.patt: %i32 = return_slot_pattern
    179. 

  179. // CHECK:STDOUT:     %return.param_patt: %i32 = out_param_pattern %return.patt, runtime_param1
    180. 

  180. // CHECK:STDOUT:   } {
    181. 

  181. // CHECK:STDOUT:     %int_32: Core.IntLiteral = int_value 32 [template = constants.%int_32]
    182. 

  182. // CHECK:STDOUT:     %i32: type = class_type @Int, @Int(constants.%int_32) [template = constants.%i32]
    183. 

  183. // CHECK:STDOUT:     %self.param: %X = value_param runtime_param0
    184. 

  184. // CHECK:STDOUT:     %X.ref: type = name_ref X, file.%X.decl [template = constants.%X]
    185. 

  185. // CHECK:STDOUT:     %self: %X = bind_name self, %self.param
    186. 

  186. // CHECK:STDOUT:     %return.param: ref %i32 = out_param runtime_param1
    187. 

  187. // CHECK:STDOUT:     %return: ref %i32 = return_slot %return.param
    188. 

  188. // CHECK:STDOUT:   }
    189. 

  189. // CHECK:STDOUT:
    190. 

  190. // CHECK:STDOUT: !members:
    191. 

  191. // CHECK:STDOUT:   .Convert = %Convert.decl
    192. 

  192. // CHECK:STDOUT:   witness = file.%impl_witness.loc19
    193. 

  193. // CHECK:STDOUT: }
    194. 

  194. // CHECK:STDOUT:
    195. 

  195. // CHECK:STDOUT: class @X {
    196. 

  196. // CHECK:STDOUT:   %.loc12_8: %X.elem = field_decl n, element0 [template]
    197. 

  197. // CHECK:STDOUT:   name_binding_decl {
    198. 

  198. // CHECK:STDOUT:     %.loc12_3: %X.elem = var_pattern %.loc12_8
    199. 

  199. // CHECK:STDOUT:   }
    200. 

  200. // CHECK:STDOUT:   %.var: ref %X.elem = var <none>
    201. 

  201. // CHECK:STDOUT:   %complete_type: <witness> = complete_type_witness %struct_type.n [template = constants.%complete_type.54b]
    202. 

  202. // CHECK:STDOUT:   complete_type_witness = %complete_type
    203. 

  203. // CHECK:STDOUT:
    204. 

  204. // CHECK:STDOUT: !members:
    205. 

  205. // CHECK:STDOUT:   .Self = constants.%X
    206. 

  206. // CHECK:STDOUT:   .n = %.loc12_8
    207. 

  207. // CHECK:STDOUT: }
    208. 

  208. // CHECK:STDOUT:
    209. 

  209. // CHECK:STDOUT: fn @Convert.2[%self.param_patt: %i32]() -> %return.param_patt: %X {
    210. 

  210. // CHECK:STDOUT: !entry:
    211. 

  211. // CHECK:STDOUT:   %self.ref: %i32 = name_ref self, %self
    212. 

  212. // CHECK:STDOUT:   %.loc16_51.1: %struct_type.n = struct_literal (%self.ref)
    213. 

  213. // CHECK:STDOUT:   %.loc16_51.2: ref %i32 = class_element_access %return, element0
    214. 

  214. // CHECK:STDOUT:   %.loc16_51.3: init %i32 = initialize_from %self.ref to %.loc16_51.2
    215. 

  215. // CHECK:STDOUT:   %.loc16_51.4: init %X = class_init (%.loc16_51.3), %return
    216. 

  216. // CHECK:STDOUT:   %.loc16_52: init %X = converted %.loc16_51.1, %.loc16_51.4
    217. 

  217. // CHECK:STDOUT:   return %.loc16_52 to %return
    218. 

  218. // CHECK:STDOUT: }
    219. 

  219. // CHECK:STDOUT:
    220. 

  220. // CHECK:STDOUT: fn @Convert.3[%self.param_patt: %X]() -> %i32 {
    221. 

  221. // CHECK:STDOUT: !entry:
    222. 

  222. // CHECK:STDOUT:   %self.ref: %X = name_ref self, %self
    223. 

  223. // CHECK:STDOUT:   %n.ref: %X.elem = name_ref n, @X.%.loc12_8 [template = @X.%.loc12_8]
    224. 

  224. // CHECK:STDOUT:   %.loc20_45.1: ref %i32 = class_element_access %self.ref, element0
    225. 

  225. // CHECK:STDOUT:   %.loc20_45.2: %i32 = bind_value %.loc20_45.1
    226. 

  226. // CHECK:STDOUT:   return %.loc20_45.2
    227. 

  227. // CHECK:STDOUT: }
    228. 

  228. // CHECK:STDOUT:
    229. 

  229. // CHECK:STDOUT: fn @Sink_i32(%n.param_patt: %i32);
    230. 

  230. // CHECK:STDOUT:
    231. 

  231. // CHECK:STDOUT: fn @Sink_X(%x.param_patt: %X);
    232. 

  232. // CHECK:STDOUT:
    233. 

  233. // CHECK:STDOUT: generic fn @Source(%T.loc27_11.1: type) {
    234. 

  234. // CHECK:STDOUT:   %T.loc27_11.2: type = bind_symbolic_name T, 0 [symbolic = %T.loc27_11.2 (constants.%T)]
    235. 

  235. // CHECK:STDOUT:   %T.patt.loc27_11.2: type = symbolic_binding_pattern T, 0 [symbolic = %T.patt.loc27_11.2 (constants.%T.patt)]
    236. 

  236. // CHECK:STDOUT:
    237. 

  237. // CHECK:STDOUT: !definition:
    238. 

  238. // CHECK:STDOUT:   %require_complete: <witness> = require_complete_type @Source.%T.loc27_11.2 (%T) [symbolic = %require_complete (constants.%require_complete.4ae)]
    239. 

  239. // CHECK:STDOUT:   %Source.specific_fn.loc27_35.2: <specific function> = specific_function constants.%Source, @Source(%T.loc27_11.2) [symbolic = %Source.specific_fn.loc27_35.2 (constants.%Source.specific_fn.ff0)]
    240. 

  240. // CHECK:STDOUT:
    241. 

  241. // CHECK:STDOUT:   fn(%T.param_patt: type) -> @Source.%T.loc27_11.2 (%T) {
    242. 

  242. // CHECK:STDOUT:   !entry:
    243. 

  243. // CHECK:STDOUT:     %Source.ref: %Source.type = name_ref Source, file.%Source.decl [template = constants.%Source]
    244. 

  244. // CHECK:STDOUT:     %T.ref.loc27_42: type = name_ref T, %T.loc27_11.1 [symbolic = %T.loc27_11.2 (constants.%T)]
    245. 

  245. // CHECK:STDOUT:     %Source.specific_fn.loc27_35.1: <specific function> = specific_function %Source.ref, @Source(constants.%T) [symbolic = %Source.specific_fn.loc27_35.2 (constants.%Source.specific_fn.ff0)]
    246. 

  246. // CHECK:STDOUT:     %Source.call: init @Source.%T.loc27_11.2 (%T) = call %Source.specific_fn.loc27_35.1()
    247. 

  247. // CHECK:STDOUT:     %.loc27_44.1: @Source.%T.loc27_11.2 (%T) = value_of_initializer %Source.call
    248. 

  248. // CHECK:STDOUT:     %.loc27_44.2: @Source.%T.loc27_11.2 (%T) = converted %Source.call, %.loc27_44.1
    249. 

  249. // CHECK:STDOUT:     return %.loc27_44.2
    250. 

  250. // CHECK:STDOUT:   }
    251. 

  251. // CHECK:STDOUT: }
    252. 

  252. // CHECK:STDOUT:
    253. 

  253. // CHECK:STDOUT: fn @Test() {
    254. 

  254. // CHECK:STDOUT: !entry:
    255. 

  255. // CHECK:STDOUT:   %Sink_i32.ref: %Sink_i32.type = name_ref Sink_i32, file.%Sink_i32.decl [template = constants.%Sink_i32]
    256. 

  256. // CHECK:STDOUT:   %Source.ref.loc30: %Source.type = name_ref Source, file.%Source.decl [template = constants.%Source]
    257. 

  257. // CHECK:STDOUT:   %X.ref: type = name_ref X, file.%X.decl [template = constants.%X]
    258. 

  258. // CHECK:STDOUT:   %Source.specific_fn.loc30: <specific function> = specific_function %Source.ref.loc30, @Source(constants.%X) [template = constants.%Source.specific_fn.363]
    259. 

  259. // CHECK:STDOUT:   %.loc30_20.1: ref %X = temporary_storage
    260. 

  260. // CHECK:STDOUT:   %Source.call.loc30: init %X = call %Source.specific_fn.loc30() to %.loc30_20.1
    261. 

  261. // CHECK:STDOUT:   %impl.elem0.loc30: %.d2d = impl_witness_access constants.%impl_witness.c53, element0 [template = constants.%Convert.c7a]
    262. 

  262. // CHECK:STDOUT:   %bound_method.loc30: <bound method> = bound_method %Source.call.loc30, %impl.elem0.loc30
    263. 

  263. // CHECK:STDOUT:   %.loc30_20.2: ref %X = temporary %.loc30_20.1, %Source.call.loc30
    264. 

  264. // CHECK:STDOUT:   %.loc30_20.3: %X = bind_value %.loc30_20.2
    265. 

  265. // CHECK:STDOUT:   %Convert.call.loc30: init %i32 = call %bound_method.loc30(%.loc30_20.3)
    266. 

  266. // CHECK:STDOUT:   %.loc30_20.4: %i32 = value_of_initializer %Convert.call.loc30
    267. 

  267. // CHECK:STDOUT:   %.loc30_20.5: %i32 = converted %Source.call.loc30, %.loc30_20.4
    268. 

  268. // CHECK:STDOUT:   %Sink_i32.call: init %empty_tuple.type = call %Sink_i32.ref(%.loc30_20.5)
    269. 

  269. // CHECK:STDOUT:   %Sink_X.ref: %Sink_X.type = name_ref Sink_X, file.%Sink_X.decl [template = constants.%Sink_X]
    270. 

  270. // CHECK:STDOUT:   %Source.ref.loc31: %Source.type = name_ref Source, file.%Source.decl [template = constants.%Source]
    271. 

  271. // CHECK:STDOUT:   %int_32: Core.IntLiteral = int_value 32 [template = constants.%int_32]
    272. 

  272. // CHECK:STDOUT:   %i32: type = class_type @Int, @Int(constants.%int_32) [template = constants.%i32]
    273. 

  273. // CHECK:STDOUT:   %Source.specific_fn.loc31: <specific function> = specific_function %Source.ref.loc31, @Source(constants.%i32) [template = constants.%Source.specific_fn.cc7]
    274. 

  274. // CHECK:STDOUT:   %Source.call.loc31: init %i32 = call %Source.specific_fn.loc31()
    275. 

  275. // CHECK:STDOUT:   %impl.elem0.loc31: %.d10 = impl_witness_access constants.%impl_witness.226, element0 [template = constants.%Convert.08a]
    276. 

  276. // CHECK:STDOUT:   %bound_method.loc31: <bound method> = bound_method %Source.call.loc31, %impl.elem0.loc31
    277. 

  277. // CHECK:STDOUT:   %.loc31_20.1: ref %X = temporary_storage
    278. 

  278. // CHECK:STDOUT:   %.loc31_20.2: %i32 = value_of_initializer %Source.call.loc31
    279. 

  279. // CHECK:STDOUT:   %.loc31_20.3: %i32 = converted %Source.call.loc31, %.loc31_20.2
    280. 

  280. // CHECK:STDOUT:   %Convert.call.loc31: init %X = call %bound_method.loc31(%.loc31_20.3) to %.loc31_20.1
    281. 

  281. // CHECK:STDOUT:   %.loc31_20.4: init %X = converted %Source.call.loc31, %Convert.call.loc31
    282. 

  282. // CHECK:STDOUT:   %.loc31_20.5: ref %X = temporary %.loc31_20.1, %.loc31_20.4
    283. 

  283. // CHECK:STDOUT:   %.loc31_20.6: %X = bind_value %.loc31_20.5
    284. 

  284. // CHECK:STDOUT:   %Sink_X.call: init %empty_tuple.type = call %Sink_X.ref(%.loc31_20.6)
    285. 

  285. // CHECK:STDOUT:   return
    286. 

  286. // CHECK:STDOUT: }
    287. 

  287. // CHECK:STDOUT:
    288. 

  288. // CHECK:STDOUT: specific @Source(constants.%T) {
    289. 

  289. // CHECK:STDOUT:   %T.loc27_11.2 => constants.%T
    290. 

  290. // CHECK:STDOUT:   %T.patt.loc27_11.2 => constants.%T
    291. 

  291. // CHECK:STDOUT:
    292. 

  292. // CHECK:STDOUT: !definition:
    293. 

  293. // CHECK:STDOUT:   %require_complete => constants.%require_complete.4ae
    294. 

  294. // CHECK:STDOUT:   %Source.specific_fn.loc27_35.2 => constants.%Source.specific_fn.ff0
    295. 

  295. // CHECK:STDOUT: }
    296. 

  296. // CHECK:STDOUT:
    297. 

  297. // CHECK:STDOUT: specific @Source(%T.loc27_11.2) {}
    298. 

  298. // CHECK:STDOUT:
    299. 

  299. // CHECK:STDOUT: specific @Source(constants.%X) {
    300. 

  300. // CHECK:STDOUT:   %T.loc27_11.2 => constants.%X
    301. 

  301. // CHECK:STDOUT:   %T.patt.loc27_11.2 => constants.%X
    302. 

  302. // CHECK:STDOUT:
    303. 

  303. // CHECK:STDOUT: !definition:
    304. 

  304. // CHECK:STDOUT:   %require_complete => constants.%complete_type.54b
    305. 

  305. // CHECK:STDOUT:   %Source.specific_fn.loc27_35.2 => constants.%Source.specific_fn.363
    306. 

  306. // CHECK:STDOUT: }
    307. 

  307. // CHECK:STDOUT:
    308. 

  308. // CHECK:STDOUT: specific @Source(constants.%i32) {
    309. 

  309. // CHECK:STDOUT:   %T.loc27_11.2 => constants.%i32
    310. 

  310. // CHECK:STDOUT:   %T.patt.loc27_11.2 => constants.%i32
    311. 

  311. // CHECK:STDOUT:
    312. 

  312. // CHECK:STDOUT: !definition:
    313. 

  313. // CHECK:STDOUT:   %require_complete => constants.%complete_type.f8a
    314. 

  314. // CHECK:STDOUT:   %Source.specific_fn.loc27_35.2 => constants.%Source.specific_fn.cc7
    315. 

  315. // CHECK:STDOUT: }
    316. 

  316. // CHECK:STDOUT:
    317.