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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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const
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basics.carbon

basics.carbon 16 KB
История Исходник

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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/const/basics.carbon
    10. 

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

  11. // TIP:   bazel run //toolchain/testing:file_test -- --dump_output --file_tests=toolchain/check/testdata/const/basics.carbon
    12. 

  12. 

  13. // --- basic.carbon
    14. 

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

  15. 

  16. class C;
    17. 

  17. 

  18. //@dump-sem-ir-begin
    19. 

  19. fn A(p: const C**) -> const C** {
    20. 

  20.   return p;
    21. 

  21. }
    22. 

  22. 

  23. fn B(p: const (C*)) -> const (C*) {
    24. 

  24.   return p;
    25. 

  25. }
    26. 

  26. //@dump-sem-ir-end
    27. 

  27. 

  28. // --- collapse.carbon
    29. 

  29. library "[[@TEST_NAME]]";
    30. 

  30. 

  31. class C;
    32. 

  32. 

  33. // OK, `const (const C)` is the same type as `const C`.
    34. 

  34. //@dump-sem-ir-begin
    35. 

  35. // CHECK:STDERR: collapse.carbon:[[@LINE+4]]:23: warning: `const` applied repeatedly to the same type has no additional effect [RepeatedConst]
    36. 

  36. // CHECK:STDERR: fn F(p: const C**) -> const (const C)** {
    37. 

  37. // CHECK:STDERR:                       ^~~~~~~~~~~~~~~
    38. 

  38. // CHECK:STDERR:
    39. 

  39. fn F(p: const C**) -> const (const C)** {
    40. 

  40.   return p;
    41. 

  41. }
    42. 

  42. //@dump-sem-ir-end
    43. 

  43. 

  44. // --- fail_collapse_in_error.carbon
    45. 

  45. library "[[@TEST_NAME]]";
    46. 

  46. 

  47. class C;
    48. 

  48. 

  49. // CHECK:STDERR: fail_collapse_in_error.carbon:[[@LINE+4]]:9: warning: `const` applied repeatedly to the same type has no additional effect [RepeatedConst]
    50. 

  50. // CHECK:STDERR: fn G(p: const (const C)**) -> C** {
    51. 

  51. // CHECK:STDERR:         ^~~~~~~~~~~~~~~
    52. 

  52. // CHECK:STDERR:
    53. 

  53. fn G(p: const (const C)**) -> C** {
    54. 

  54.   // CHECK:STDERR: fail_collapse_in_error.carbon:[[@LINE+7]]:3: error: cannot implicitly convert expression of type `const C**` to `C**` [ConversionFailure]
    55. 

  55.   // CHECK:STDERR:   return p;
    56. 

  56.   // CHECK:STDERR:   ^~~~~~~~~
    57. 

  57.   // CHECK:STDERR: fail_collapse_in_error.carbon:[[@LINE+4]]:3: note: type `const C**` does not implement interface `Core.ImplicitAs(C**)` [MissingImplInMemberAccessNote]
    58. 

  58.   // CHECK:STDERR:   return p;
    59. 

  59.   // CHECK:STDERR:   ^~~~~~~~~
    60. 

  60.   // CHECK:STDERR:
    61. 

  61.   return p;
    62. 

  62. }
    63. 

  63. 

  64. // CHECK:STDOUT: --- basic.carbon
    65. 

  65. // CHECK:STDOUT:
    66. 

  66. // CHECK:STDOUT: constants {
    67. 

  67. // CHECK:STDOUT:   %C: type = class_type @C [concrete]
    68. 

  68. // CHECK:STDOUT:   %const.668: type = const_type %C [concrete]
    69. 

  69. // CHECK:STDOUT:   %ptr.801: type = ptr_type %const.668 [concrete]
    70. 

  70. // CHECK:STDOUT:   %ptr.564: type = ptr_type %ptr.801 [concrete]
    71. 

  71. // CHECK:STDOUT:   %pattern_type.28c: type = pattern_type %ptr.564 [concrete]
    72. 

  72. // CHECK:STDOUT:   %A.type: type = fn_type @A [concrete]
    73. 

  73. // CHECK:STDOUT:   %A: %A.type = struct_value () [concrete]
    74. 

  74. // CHECK:STDOUT:   %Copy.type: type = facet_type <@Copy> [concrete]
    75. 

  75. // CHECK:STDOUT:   %Copy.Op.type: type = fn_type @Copy.Op [concrete]
    76. 

  76. // CHECK:STDOUT:   %T.be8: %Copy.type = bind_symbolic_name T, 0 [symbolic]
    77. 

  77. // CHECK:STDOUT:   %const.as.Copy.impl.Op.type.333: type = fn_type @const.as.Copy.impl.Op, @const.as.Copy.impl(%T.be8) [symbolic]
    78. 

  78. // CHECK:STDOUT:   %const.as.Copy.impl.Op.756: %const.as.Copy.impl.Op.type.333 = struct_value () [symbolic]
    79. 

  79. // CHECK:STDOUT:   %T.8b3: type = bind_symbolic_name T, 0 [symbolic]
    80. 

  80. // CHECK:STDOUT:   %ptr.as.Copy.impl.Op.type.31f: type = fn_type @ptr.as.Copy.impl.Op, @ptr.as.Copy.impl(%T.8b3) [symbolic]
    81. 

  81. // CHECK:STDOUT:   %ptr.as.Copy.impl.Op.8a8: %ptr.as.Copy.impl.Op.type.31f = struct_value () [symbolic]
    82. 

  82. // CHECK:STDOUT:   %Copy.impl_witness.415: <witness> = impl_witness imports.%Copy.impl_witness_table.53c, @ptr.as.Copy.impl(%ptr.801) [concrete]
    83. 

  83. // CHECK:STDOUT:   %ptr.as.Copy.impl.Op.type.244: type = fn_type @ptr.as.Copy.impl.Op, @ptr.as.Copy.impl(%ptr.801) [concrete]
    84. 

  84. // CHECK:STDOUT:   %ptr.as.Copy.impl.Op.b61: %ptr.as.Copy.impl.Op.type.244 = struct_value () [concrete]
    85. 

  85. // CHECK:STDOUT:   %Copy.facet.6dc: %Copy.type = facet_value %ptr.564, (%Copy.impl_witness.415) [concrete]
    86. 

  86. // CHECK:STDOUT:   %.49d: type = fn_type_with_self_type %Copy.Op.type, %Copy.facet.6dc [concrete]
    87. 

  87. // CHECK:STDOUT:   %ptr.as.Copy.impl.Op.specific_fn.c42: <specific function> = specific_function %ptr.as.Copy.impl.Op.b61, @ptr.as.Copy.impl.Op(%ptr.801) [concrete]
    88. 

  88. // CHECK:STDOUT:   %ptr.019: type = ptr_type %C [concrete]
    89. 

  89. // CHECK:STDOUT:   %const.2b1: type = const_type %ptr.019 [concrete]
    90. 

  90. // CHECK:STDOUT:   %pattern_type.3a2: type = pattern_type %const.2b1 [concrete]
    91. 

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

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

  93. // CHECK:STDOUT:   %Copy.impl_witness.999: <witness> = impl_witness imports.%Copy.impl_witness_table.53c, @ptr.as.Copy.impl(%C) [concrete]
    94. 

  94. // CHECK:STDOUT:   %Copy.facet.9e3: %Copy.type = facet_value %ptr.019, (%Copy.impl_witness.999) [concrete]
    95. 

  95. // CHECK:STDOUT:   %Copy.impl_witness.64c: <witness> = impl_witness imports.%Copy.impl_witness_table.83a, @const.as.Copy.impl(%Copy.facet.9e3) [concrete]
    96. 

  96. // CHECK:STDOUT:   %const.as.Copy.impl.Op.type.f31: type = fn_type @const.as.Copy.impl.Op, @const.as.Copy.impl(%Copy.facet.9e3) [concrete]
    97. 

  97. // CHECK:STDOUT:   %const.as.Copy.impl.Op.415: %const.as.Copy.impl.Op.type.f31 = struct_value () [concrete]
    98. 

  98. // CHECK:STDOUT:   %Copy.facet.777: %Copy.type = facet_value %const.2b1, (%Copy.impl_witness.64c) [concrete]
    99. 

  99. // CHECK:STDOUT:   %.1bd: type = fn_type_with_self_type %Copy.Op.type, %Copy.facet.777 [concrete]
    100. 

  100. // CHECK:STDOUT:   %const.as.Copy.impl.Op.specific_fn: <specific function> = specific_function %const.as.Copy.impl.Op.415, @const.as.Copy.impl.Op(%Copy.facet.9e3) [concrete]
    101. 

  101. // CHECK:STDOUT: }
    102. 

  102. // CHECK:STDOUT:
    103. 

  103. // CHECK:STDOUT: imports {
    104. 

  104. // CHECK:STDOUT:   %Core.import_ref.c13: @const.as.Copy.impl.%const.as.Copy.impl.Op.type (%const.as.Copy.impl.Op.type.333) = import_ref Core//prelude/parts/copy, loc16_31, loaded [symbolic = @const.as.Copy.impl.%const.as.Copy.impl.Op (constants.%const.as.Copy.impl.Op.756)]
    105. 

  105. // CHECK:STDOUT:   %Copy.impl_witness_table.83a = impl_witness_table (%Core.import_ref.c13), @const.as.Copy.impl [concrete]
    106. 

  106. // CHECK:STDOUT:   %Core.import_ref.0e4: @ptr.as.Copy.impl.%ptr.as.Copy.impl.Op.type (%ptr.as.Copy.impl.Op.type.31f) = import_ref Core//prelude/parts/copy, loc36_31, loaded [symbolic = @ptr.as.Copy.impl.%ptr.as.Copy.impl.Op (constants.%ptr.as.Copy.impl.Op.8a8)]
    107. 

  107. // CHECK:STDOUT:   %Copy.impl_witness_table.53c = impl_witness_table (%Core.import_ref.0e4), @ptr.as.Copy.impl [concrete]
    108. 

  108. // CHECK:STDOUT: }
    109. 

  109. // CHECK:STDOUT:
    110. 

  110. // CHECK:STDOUT: file {
    111. 

  111. // CHECK:STDOUT:   %A.decl: %A.type = fn_decl @A [concrete = constants.%A] {
    112. 

  112. // CHECK:STDOUT:     %p.patt: %pattern_type.28c = binding_pattern p [concrete]
    113. 

  113. // CHECK:STDOUT:     %p.param_patt: %pattern_type.28c = value_param_pattern %p.patt, call_param0 [concrete]
    114. 

  114. // CHECK:STDOUT:     %return.patt: %pattern_type.28c = return_slot_pattern [concrete]
    115. 

  115. // CHECK:STDOUT:     %return.param_patt: %pattern_type.28c = out_param_pattern %return.patt, call_param1 [concrete]
    116. 

  116. // CHECK:STDOUT:   } {
    117. 

  117. // CHECK:STDOUT:     %C.ref.loc6_29: type = name_ref C, file.%C.decl [concrete = constants.%C]
    118. 

  118. // CHECK:STDOUT:     %const.loc6_23: type = const_type %C.ref.loc6_29 [concrete = constants.%const.668]
    119. 

  119. // CHECK:STDOUT:     %ptr.loc6_30: type = ptr_type %const.loc6_23 [concrete = constants.%ptr.801]
    120. 

  120. // CHECK:STDOUT:     %ptr.loc6_31: type = ptr_type %ptr.loc6_30 [concrete = constants.%ptr.564]
    121. 

  121. // CHECK:STDOUT:     %p.param: %ptr.564 = value_param call_param0
    122. 

  122. // CHECK:STDOUT:     %.loc6: type = splice_block %ptr.loc6_17 [concrete = constants.%ptr.564] {
    123. 

  123. // CHECK:STDOUT:       %C.ref.loc6_15: type = name_ref C, file.%C.decl [concrete = constants.%C]
    124. 

  124. // CHECK:STDOUT:       %const.loc6_9: type = const_type %C.ref.loc6_15 [concrete = constants.%const.668]
    125. 

  125. // CHECK:STDOUT:       %ptr.loc6_16: type = ptr_type %const.loc6_9 [concrete = constants.%ptr.801]
    126. 

  126. // CHECK:STDOUT:       %ptr.loc6_17: type = ptr_type %ptr.loc6_16 [concrete = constants.%ptr.564]
    127. 

  127. // CHECK:STDOUT:     }
    128. 

  128. // CHECK:STDOUT:     %p: %ptr.564 = bind_name p, %p.param
    129. 

  129. // CHECK:STDOUT:     %return.param: ref %ptr.564 = out_param call_param1
    130. 

  130. // CHECK:STDOUT:     %return: ref %ptr.564 = return_slot %return.param
    131. 

  131. // CHECK:STDOUT:   }
    132. 

  132. // CHECK:STDOUT:   %B.decl: %B.type = fn_decl @B [concrete = constants.%B] {
    133. 

  133. // CHECK:STDOUT:     %p.patt: %pattern_type.3a2 = binding_pattern p [concrete]
    134. 

  134. // CHECK:STDOUT:     %p.param_patt: %pattern_type.3a2 = value_param_pattern %p.patt, call_param0 [concrete]
    135. 

  135. // CHECK:STDOUT:     %return.patt: %pattern_type.3a2 = return_slot_pattern [concrete]
    136. 

  136. // CHECK:STDOUT:     %return.param_patt: %pattern_type.3a2 = out_param_pattern %return.patt, call_param1 [concrete]
    137. 

  137. // CHECK:STDOUT:   } {
    138. 

  138. // CHECK:STDOUT:     %C.ref.loc10_31: type = name_ref C, file.%C.decl [concrete = constants.%C]
    139. 

  139. // CHECK:STDOUT:     %ptr.loc10_32: type = ptr_type %C.ref.loc10_31 [concrete = constants.%ptr.019]
    140. 

  140. // CHECK:STDOUT:     %const.loc10_24: type = const_type %ptr.loc10_32 [concrete = constants.%const.2b1]
    141. 

  141. // CHECK:STDOUT:     %p.param: %const.2b1 = value_param call_param0
    142. 

  142. // CHECK:STDOUT:     %.loc10: type = splice_block %const.loc10_9 [concrete = constants.%const.2b1] {
    143. 

  143. // CHECK:STDOUT:       %C.ref.loc10_16: type = name_ref C, file.%C.decl [concrete = constants.%C]
    144. 

  144. // CHECK:STDOUT:       %ptr.loc10_17: type = ptr_type %C.ref.loc10_16 [concrete = constants.%ptr.019]
    145. 

  145. // CHECK:STDOUT:       %const.loc10_9: type = const_type %ptr.loc10_17 [concrete = constants.%const.2b1]
    146. 

  146. // CHECK:STDOUT:     }
    147. 

  147. // CHECK:STDOUT:     %p: %const.2b1 = bind_name p, %p.param
    148. 

  148. // CHECK:STDOUT:     %return.param: ref %const.2b1 = out_param call_param1
    149. 

  149. // CHECK:STDOUT:     %return: ref %const.2b1 = return_slot %return.param
    150. 

  150. // CHECK:STDOUT:   }
    151. 

  151. // CHECK:STDOUT: }
    152. 

  152. // CHECK:STDOUT:
    153. 

  153. // CHECK:STDOUT: fn @A(%p.param: %ptr.564) -> %ptr.564 {
    154. 

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

  155. // CHECK:STDOUT:   %p.ref: %ptr.564 = name_ref p, %p
    156. 

  156. // CHECK:STDOUT:   %impl.elem0: %.49d = impl_witness_access constants.%Copy.impl_witness.415, element0 [concrete = constants.%ptr.as.Copy.impl.Op.b61]
    157. 

  157. // CHECK:STDOUT:   %bound_method.loc7_10.1: <bound method> = bound_method %p.ref, %impl.elem0
    158. 

  158. // CHECK:STDOUT:   %specific_fn: <specific function> = specific_function %impl.elem0, @ptr.as.Copy.impl.Op(constants.%ptr.801) [concrete = constants.%ptr.as.Copy.impl.Op.specific_fn.c42]
    159. 

  159. // CHECK:STDOUT:   %bound_method.loc7_10.2: <bound method> = bound_method %p.ref, %specific_fn
    160. 

  160. // CHECK:STDOUT:   %ptr.as.Copy.impl.Op.call: init %ptr.564 = call %bound_method.loc7_10.2(%p.ref)
    161. 

  161. // CHECK:STDOUT:   return %ptr.as.Copy.impl.Op.call to %return
    162. 

  162. // CHECK:STDOUT: }
    163. 

  163. // CHECK:STDOUT:
    164. 

  164. // CHECK:STDOUT: fn @B(%p.param: %const.2b1) -> %const.2b1 {
    165. 

  165. // CHECK:STDOUT: !entry:
    166. 

  166. // CHECK:STDOUT:   %p.ref: %const.2b1 = name_ref p, %p
    167. 

  167. // CHECK:STDOUT:   %Copy.facet: %Copy.type = facet_value constants.%ptr.019, (constants.%Copy.impl_witness.999) [concrete = constants.%Copy.facet.9e3]
    168. 

  168. // CHECK:STDOUT:   %.loc11: %Copy.type = converted constants.%ptr.019, %Copy.facet [concrete = constants.%Copy.facet.9e3]
    169. 

  169. // CHECK:STDOUT:   %impl.elem0: %.1bd = impl_witness_access constants.%Copy.impl_witness.64c, element0 [concrete = constants.%const.as.Copy.impl.Op.415]
    170. 

  170. // CHECK:STDOUT:   %bound_method.loc11_10.1: <bound method> = bound_method %p.ref, %impl.elem0
    171. 

  171. // CHECK:STDOUT:   %specific_fn: <specific function> = specific_function %impl.elem0, @const.as.Copy.impl.Op(constants.%Copy.facet.9e3) [concrete = constants.%const.as.Copy.impl.Op.specific_fn]
    172. 

  172. // CHECK:STDOUT:   %bound_method.loc11_10.2: <bound method> = bound_method %p.ref, %specific_fn
    173. 

  173. // CHECK:STDOUT:   %const.as.Copy.impl.Op.call: init %const.2b1 = call %bound_method.loc11_10.2(%p.ref)
    174. 

  174. // CHECK:STDOUT:   return %const.as.Copy.impl.Op.call to %return
    175. 

  175. // CHECK:STDOUT: }
    176. 

  176. // CHECK:STDOUT:
    177. 

  177. // CHECK:STDOUT: --- collapse.carbon
    178. 

  178. // CHECK:STDOUT:
    179. 

  179. // CHECK:STDOUT: constants {
    180. 

  180. // CHECK:STDOUT:   %C: type = class_type @C [concrete]
    181. 

  181. // CHECK:STDOUT:   %const.668: type = const_type %C [concrete]
    182. 

  182. // CHECK:STDOUT:   %ptr.801: type = ptr_type %const.668 [concrete]
    183. 

  183. // CHECK:STDOUT:   %ptr.564: type = ptr_type %ptr.801 [concrete]
    184. 

  184. // CHECK:STDOUT:   %pattern_type.28c: type = pattern_type %ptr.564 [concrete]
    185. 

  185. // CHECK:STDOUT:   %F.type: type = fn_type @F [concrete]
    186. 

  186. // CHECK:STDOUT:   %F: %F.type = struct_value () [concrete]
    187. 

  187. // CHECK:STDOUT:   %Copy.type: type = facet_type <@Copy> [concrete]
    188. 

  188. // CHECK:STDOUT:   %Copy.Op.type: type = fn_type @Copy.Op [concrete]
    189. 

  189. // CHECK:STDOUT:   %T.8b3: type = bind_symbolic_name T, 0 [symbolic]
    190. 

  190. // CHECK:STDOUT:   %ptr.as.Copy.impl.Op.type.31f: type = fn_type @ptr.as.Copy.impl.Op, @ptr.as.Copy.impl(%T.8b3) [symbolic]
    191. 

  191. // CHECK:STDOUT:   %ptr.as.Copy.impl.Op.8a8: %ptr.as.Copy.impl.Op.type.31f = struct_value () [symbolic]
    192. 

  192. // CHECK:STDOUT:   %Copy.impl_witness.415: <witness> = impl_witness imports.%Copy.impl_witness_table.53c, @ptr.as.Copy.impl(%ptr.801) [concrete]
    193. 

  193. // CHECK:STDOUT:   %ptr.as.Copy.impl.Op.type.244: type = fn_type @ptr.as.Copy.impl.Op, @ptr.as.Copy.impl(%ptr.801) [concrete]
    194. 

  194. // CHECK:STDOUT:   %ptr.as.Copy.impl.Op.b61: %ptr.as.Copy.impl.Op.type.244 = struct_value () [concrete]
    195. 

  195. // CHECK:STDOUT:   %Copy.facet: %Copy.type = facet_value %ptr.564, (%Copy.impl_witness.415) [concrete]
    196. 

  196. // CHECK:STDOUT:   %.49d: type = fn_type_with_self_type %Copy.Op.type, %Copy.facet [concrete]
    197. 

  197. // CHECK:STDOUT:   %ptr.as.Copy.impl.Op.specific_fn: <specific function> = specific_function %ptr.as.Copy.impl.Op.b61, @ptr.as.Copy.impl.Op(%ptr.801) [concrete]
    198. 

  198. // CHECK:STDOUT: }
    199. 

  199. // CHECK:STDOUT:
    200. 

  200. // CHECK:STDOUT: imports {
    201. 

  201. // CHECK:STDOUT:   %Core.import_ref.0e4: @ptr.as.Copy.impl.%ptr.as.Copy.impl.Op.type (%ptr.as.Copy.impl.Op.type.31f) = import_ref Core//prelude/parts/copy, loc36_31, loaded [symbolic = @ptr.as.Copy.impl.%ptr.as.Copy.impl.Op (constants.%ptr.as.Copy.impl.Op.8a8)]
    202. 

  202. // CHECK:STDOUT:   %Copy.impl_witness_table.53c = impl_witness_table (%Core.import_ref.0e4), @ptr.as.Copy.impl [concrete]
    203. 

  203. // CHECK:STDOUT: }
    204. 

  204. // CHECK:STDOUT:
    205. 

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

  206. // CHECK:STDOUT:   %F.decl: %F.type = fn_decl @F [concrete = constants.%F] {
    207. 

  207. // CHECK:STDOUT:     %p.patt: %pattern_type.28c = binding_pattern p [concrete]
    208. 

  208. // CHECK:STDOUT:     %p.param_patt: %pattern_type.28c = value_param_pattern %p.patt, call_param0 [concrete]
    209. 

  209. // CHECK:STDOUT:     %return.patt: %pattern_type.28c = return_slot_pattern [concrete]
    210. 

  210. // CHECK:STDOUT:     %return.param_patt: %pattern_type.28c = out_param_pattern %return.patt, call_param1 [concrete]
    211. 

  211. // CHECK:STDOUT:   } {
    212. 

  212. // CHECK:STDOUT:     %C.ref.loc11_36: type = name_ref C, file.%C.decl [concrete = constants.%C]
    213. 

  213. // CHECK:STDOUT:     %const.loc11_30: type = const_type %C.ref.loc11_36 [concrete = constants.%const.668]
    214. 

  214. // CHECK:STDOUT:     %const.loc11_23: type = const_type %const.loc11_30 [concrete = constants.%const.668]
    215. 

  215. // CHECK:STDOUT:     %ptr.loc11_38: type = ptr_type %const.loc11_23 [concrete = constants.%ptr.801]
    216. 

  216. // CHECK:STDOUT:     %ptr.loc11_39: type = ptr_type %ptr.loc11_38 [concrete = constants.%ptr.564]
    217. 

  217. // CHECK:STDOUT:     %p.param: %ptr.564 = value_param call_param0
    218. 

  218. // CHECK:STDOUT:     %.loc11: type = splice_block %ptr.loc11_17 [concrete = constants.%ptr.564] {
    219. 

  219. // CHECK:STDOUT:       %C.ref.loc11_15: type = name_ref C, file.%C.decl [concrete = constants.%C]
    220. 

  220. // CHECK:STDOUT:       %const.loc11_9: type = const_type %C.ref.loc11_15 [concrete = constants.%const.668]
    221. 

  221. // CHECK:STDOUT:       %ptr.loc11_16: type = ptr_type %const.loc11_9 [concrete = constants.%ptr.801]
    222. 

  222. // CHECK:STDOUT:       %ptr.loc11_17: type = ptr_type %ptr.loc11_16 [concrete = constants.%ptr.564]
    223. 

  223. // CHECK:STDOUT:     }
    224. 

  224. // CHECK:STDOUT:     %p: %ptr.564 = bind_name p, %p.param
    225. 

  225. // CHECK:STDOUT:     %return.param: ref %ptr.564 = out_param call_param1
    226. 

  226. // CHECK:STDOUT:     %return: ref %ptr.564 = return_slot %return.param
    227. 

  227. // CHECK:STDOUT:   }
    228. 

  228. // CHECK:STDOUT: }
    229. 

  229. // CHECK:STDOUT:
    230. 

  230. // CHECK:STDOUT: fn @F(%p.param: %ptr.564) -> %ptr.564 {
    231. 

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

  232. // CHECK:STDOUT:   %p.ref: %ptr.564 = name_ref p, %p
    233. 

  233. // CHECK:STDOUT:   %impl.elem0: %.49d = impl_witness_access constants.%Copy.impl_witness.415, element0 [concrete = constants.%ptr.as.Copy.impl.Op.b61]
    234. 

  234. // CHECK:STDOUT:   %bound_method.loc12_10.1: <bound method> = bound_method %p.ref, %impl.elem0
    235. 

  235. // CHECK:STDOUT:   %specific_fn: <specific function> = specific_function %impl.elem0, @ptr.as.Copy.impl.Op(constants.%ptr.801) [concrete = constants.%ptr.as.Copy.impl.Op.specific_fn]
    236. 

  236. // CHECK:STDOUT:   %bound_method.loc12_10.2: <bound method> = bound_method %p.ref, %specific_fn
    237. 

  237. // CHECK:STDOUT:   %ptr.as.Copy.impl.Op.call: init %ptr.564 = call %bound_method.loc12_10.2(%p.ref)
    238. 

  238. // CHECK:STDOUT:   return %ptr.as.Copy.impl.Op.call to %return
    239. 

  239. // CHECK:STDOUT: }
    240. 

  240. // CHECK:STDOUT:
    241.