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fail_impl_bad_interface.carbon

fail_impl_bad_interface.carbon 13 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/impl/fail_impl_bad_interface.carbon
    8. 

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

  9. // TIP:   bazel run //toolchain/testing:file_test -- --dump_output --file_tests=toolchain/check/testdata/impl/fail_impl_bad_interface.carbon
    10. 

  10. 

  11. // --- fail_impl_as_false.carbon
    12. 

  12. 

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

  14. 

  15. // CHECK:STDERR: fail_impl_as_false.carbon:[[@LINE+7]]:13: error: cannot implicitly convert from `bool` to `type` [ImplicitAsConversionFailure]
    16. 

  16. // CHECK:STDERR: impl i32 as false {}
    17. 

  17. // CHECK:STDERR:             ^~~~~
    18. 

  18. // CHECK:STDERR: fail_impl_as_false.carbon:[[@LINE+4]]:13: note: type `bool` does not implement interface `ImplicitAs(type)` [MissingImplInMemberAccessNote]
    19. 

  19. // CHECK:STDERR: impl i32 as false {}
    20. 

  20. // CHECK:STDERR:             ^~~~~
    21. 

  21. // CHECK:STDERR:
    22. 

  22. impl i32 as false {}
    23. 

  23. 

  24. // --- fail_impl_as_type.carbon
    25. 

  25. 

  26. library "[[@TEST_NAME]]";
    27. 

  27. 

  28. // CHECK:STDERR: fail_impl_as_type.carbon:[[@LINE+4]]:1: error: impl as non-facet-type [ImplAsNonFacetType]
    29. 

  29. // CHECK:STDERR: impl bool as type {}
    30. 

  30. // CHECK:STDERR: ^~~~~~~~~~~~~~~~~~~
    31. 

  31. // CHECK:STDERR:
    32. 

  32. impl bool as type {}
    33. 

  33. 

  34. // --- fail_impl_as_type_where.carbon
    35. 

  35. 

  36. library "[[@TEST_NAME]]";
    37. 

  37. 

  38. // Note: This code is not expected to pass checking, even once the TODO is
    39. 

  39. // addressed.
    40. 

  40. 

  41. // CHECK:STDERR: fail_impl_as_type_where.carbon:[[@LINE+3]]:1: error: semantics TODO: `impl as not 1 interface` [SemanticsTodo]
    42. 

  42. // CHECK:STDERR: impl f64 as type where .Self impls type {}
    43. 

  43. // CHECK:STDERR: ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
    44. 

  44. impl f64 as type where .Self impls type {}
    45. 

  45. 

  46. // CHECK:STDOUT: --- fail_impl_as_false.carbon
    47. 

  47. // CHECK:STDOUT:
    48. 

  48. // CHECK:STDOUT: constants {
    49. 

  49. // CHECK:STDOUT:   %Int32.type: type = fn_type @Int32 [template]
    50. 

  50. // CHECK:STDOUT:   %empty_tuple.type: type = tuple_type () [template]
    51. 

  51. // CHECK:STDOUT:   %Int32: %Int32.type = struct_value () [template]
    52. 

  52. // CHECK:STDOUT:   %.1: bool = bool_literal false [template]
    53. 

  53. // CHECK:STDOUT:   %ImplicitAs.type.1: type = generic_interface_type @ImplicitAs [template]
    54. 

  54. // CHECK:STDOUT:   %ImplicitAs: %ImplicitAs.type.1 = struct_value () [template]
    55. 

  55. // CHECK:STDOUT:   %Dest: type = bind_symbolic_name Dest, 0 [symbolic]
    56. 

  56. // CHECK:STDOUT:   %ImplicitAs.type.2: type = facet_type <@ImplicitAs, @ImplicitAs(%Dest)> [symbolic]
    57. 

  57. // CHECK:STDOUT:   %Self.1: @ImplicitAs.%ImplicitAs.type (%ImplicitAs.type.2) = bind_symbolic_name Self, 1 [symbolic]
    58. 

  58. // CHECK:STDOUT:   %Dest.patt: type = symbolic_binding_pattern Dest, 0 [symbolic]
    59. 

  59. // CHECK:STDOUT:   %Self.2: %ImplicitAs.type.2 = bind_symbolic_name Self, 1 [symbolic]
    60. 

  60. // CHECK:STDOUT:   %Convert.type.1: type = fn_type @Convert, @ImplicitAs(%Dest) [symbolic]
    61. 

  61. // CHECK:STDOUT:   %Convert.1: %Convert.type.1 = struct_value () [symbolic]
    62. 

  62. // CHECK:STDOUT:   %.2: type = assoc_entity_type %ImplicitAs.type.2, %Convert.type.1 [symbolic]
    63. 

  63. // CHECK:STDOUT:   %.3: %.2 = assoc_entity element0, imports.%import_ref.6 [symbolic]
    64. 

  64. // CHECK:STDOUT:   %ImplicitAs.type.3: type = facet_type <@ImplicitAs, @ImplicitAs(type)> [template]
    65. 

  65. // CHECK:STDOUT:   %Convert.type.2: type = fn_type @Convert, @ImplicitAs(type) [template]
    66. 

  66. // CHECK:STDOUT:   %Convert.2: %Convert.type.2 = struct_value () [template]
    67. 

  67. // CHECK:STDOUT:   %.4: type = assoc_entity_type %ImplicitAs.type.3, %Convert.type.2 [template]
    68. 

  68. // CHECK:STDOUT:   %.5: %.4 = assoc_entity element0, imports.%import_ref.6 [template]
    69. 

  69. // CHECK:STDOUT:   %.6: %.2 = assoc_entity element0, imports.%import_ref.7 [symbolic]
    70. 

  70. // CHECK:STDOUT: }
    71. 

  71. // CHECK:STDOUT:
    72. 

  72. // CHECK:STDOUT: imports {
    73. 

  73. // CHECK:STDOUT:   %Core: <namespace> = namespace file.%Core.import, [template] {
    74. 

  74. // CHECK:STDOUT:     .Int32 = %import_ref.1
    75. 

  75. // CHECK:STDOUT:     .ImplicitAs = %import_ref.2
    76. 

  76. // CHECK:STDOUT:     import Core//prelude
    77. 

  77. // CHECK:STDOUT:     import Core//prelude/...
    78. 

  78. // CHECK:STDOUT:   }
    79. 

  79. // CHECK:STDOUT:   %import_ref.1: %Int32.type = import_ref Core//prelude/types, inst+15, loaded [template = constants.%Int32]
    80. 

  80. // CHECK:STDOUT:   %import_ref.2: %ImplicitAs.type.1 = import_ref Core//prelude/operators/as, inst+48, loaded [template = constants.%ImplicitAs]
    81. 

  81. // CHECK:STDOUT:   %import_ref.3 = import_ref Core//prelude/operators/as, inst+54, unloaded
    82. 

  82. // CHECK:STDOUT:   %import_ref.4: @ImplicitAs.%.1 (%.2) = import_ref Core//prelude/operators/as, inst+76, loaded [symbolic = @ImplicitAs.%.2 (constants.%.6)]
    83. 

  83. // CHECK:STDOUT:   %import_ref.5 = import_ref Core//prelude/operators/as, inst+69, unloaded
    84. 

  84. // CHECK:STDOUT:   %import_ref.6 = import_ref Core//prelude/operators/as, inst+69, unloaded
    85. 

  85. // CHECK:STDOUT:   %import_ref.7 = import_ref Core//prelude/operators/as, inst+69, unloaded
    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:   }
    92. 

  92. // CHECK:STDOUT:   %Core.import = import Core
    93. 

  93. // CHECK:STDOUT:   %.loc11: type = converted @impl.%.loc11_13, <error> [template = <error>]
    94. 

  94. // CHECK:STDOUT:   impl_decl @impl [template] {} {
    95. 

  95. // CHECK:STDOUT:     %int.make_type_32: init type = call constants.%Int32() [template = i32]
    96. 

  96. // CHECK:STDOUT:     %.loc11_6.1: type = value_of_initializer %int.make_type_32 [template = i32]
    97. 

  97. // CHECK:STDOUT:     %.loc11_6.2: type = converted %int.make_type_32, %.loc11_6.1 [template = i32]
    98. 

  98. // CHECK:STDOUT:     %.loc11_13: bool = bool_literal false [template = constants.%.1]
    99. 

  99. // CHECK:STDOUT:   }
    100. 

  100. // CHECK:STDOUT: }
    101. 

  101. // CHECK:STDOUT:
    102. 

  102. // CHECK:STDOUT: generic interface @ImplicitAs(constants.%Dest: type) {
    103. 

  103. // CHECK:STDOUT:   %Dest: type = bind_symbolic_name Dest, 0 [symbolic = %Dest (constants.%Dest)]
    104. 

  104. // CHECK:STDOUT:   %Dest.patt: type = symbolic_binding_pattern Dest, 0 [symbolic = %Dest.patt (constants.%Dest.patt)]
    105. 

  105. // CHECK:STDOUT:
    106. 

  106. // CHECK:STDOUT: !definition:
    107. 

  107. // CHECK:STDOUT:   %ImplicitAs.type: type = facet_type <@ImplicitAs, @ImplicitAs(%Dest)> [symbolic = %ImplicitAs.type (constants.%ImplicitAs.type.2)]
    108. 

  108. // CHECK:STDOUT:   %Self: %ImplicitAs.type.2 = bind_symbolic_name Self, 1 [symbolic = %Self (constants.%Self.2)]
    109. 

  109. // CHECK:STDOUT:   %Convert.type: type = fn_type @Convert, @ImplicitAs(%Dest) [symbolic = %Convert.type (constants.%Convert.type.1)]
    110. 

  110. // CHECK:STDOUT:   %Convert: @ImplicitAs.%Convert.type (%Convert.type.1) = struct_value () [symbolic = %Convert (constants.%Convert.1)]
    111. 

  111. // CHECK:STDOUT:   %.1: type = assoc_entity_type @ImplicitAs.%ImplicitAs.type (%ImplicitAs.type.2), @ImplicitAs.%Convert.type (%Convert.type.1) [symbolic = %.1 (constants.%.2)]
    112. 

  112. // CHECK:STDOUT:   %.2: @ImplicitAs.%.1 (%.2) = assoc_entity element0, imports.%import_ref.6 [symbolic = %.2 (constants.%.3)]
    113. 

  113. // CHECK:STDOUT:
    114. 

  114. // CHECK:STDOUT:   interface {
    115. 

  115. // CHECK:STDOUT:   !members:
    116. 

  116. // CHECK:STDOUT:     .Self = imports.%import_ref.3
    117. 

  117. // CHECK:STDOUT:     .Convert = imports.%import_ref.4
    118. 

  118. // CHECK:STDOUT:     witness = (imports.%import_ref.5)
    119. 

  119. // CHECK:STDOUT:   }
    120. 

  120. // CHECK:STDOUT: }
    121. 

  121. // CHECK:STDOUT:
    122. 

  122. // CHECK:STDOUT: impl @impl: %.loc11_6.2 as <error> {
    123. 

  123. // CHECK:STDOUT: !members:
    124. 

  124. // CHECK:STDOUT:   witness = <error>
    125. 

  125. // CHECK:STDOUT: }
    126. 

  126. // CHECK:STDOUT:
    127. 

  127. // CHECK:STDOUT: fn @Int32() -> type = "int.make_type_32";
    128. 

  128. // CHECK:STDOUT:
    129. 

  129. // CHECK:STDOUT: generic fn @Convert(constants.%Dest: type, constants.%Self.1: @ImplicitAs.%ImplicitAs.type (%ImplicitAs.type.2)) {
    130. 

  130. // CHECK:STDOUT:   %Dest: type = bind_symbolic_name Dest, 0 [symbolic = %Dest (constants.%Dest)]
    131. 

  131. // CHECK:STDOUT:   %ImplicitAs.type: type = facet_type <@ImplicitAs, @ImplicitAs(%Dest)> [symbolic = %ImplicitAs.type (constants.%ImplicitAs.type.2)]
    132. 

  132. // CHECK:STDOUT:   %Self: %ImplicitAs.type.2 = bind_symbolic_name Self, 1 [symbolic = %Self (constants.%Self.2)]
    133. 

  133. // CHECK:STDOUT:
    134. 

  134. // CHECK:STDOUT:   fn[%self.param_patt: @Convert.%Self (%Self.2)]() -> @Convert.%Dest (%Dest);
    135. 

  135. // CHECK:STDOUT: }
    136. 

  136. // CHECK:STDOUT:
    137. 

  137. // CHECK:STDOUT: specific @ImplicitAs(constants.%Dest) {
    138. 

  138. // CHECK:STDOUT:   %Dest => constants.%Dest
    139. 

  139. // CHECK:STDOUT:   %Dest.patt => constants.%Dest
    140. 

  140. // CHECK:STDOUT: }
    141. 

  141. // CHECK:STDOUT:
    142. 

  142. // CHECK:STDOUT: specific @ImplicitAs(@ImplicitAs.%Dest) {
    143. 

  143. // CHECK:STDOUT:   %Dest => constants.%Dest
    144. 

  144. // CHECK:STDOUT:   %Dest.patt => constants.%Dest
    145. 

  145. // CHECK:STDOUT: }
    146. 

  146. // CHECK:STDOUT:
    147. 

  147. // CHECK:STDOUT: specific @ImplicitAs(@Convert.%Dest) {
    148. 

  148. // CHECK:STDOUT:   %Dest => constants.%Dest
    149. 

  149. // CHECK:STDOUT:   %Dest.patt => constants.%Dest
    150. 

  150. // CHECK:STDOUT: }
    151. 

  151. // CHECK:STDOUT:
    152. 

  152. // CHECK:STDOUT: specific @Convert(constants.%Dest, constants.%Self.1) {
    153. 

  153. // CHECK:STDOUT:   %Dest => constants.%Dest
    154. 

  154. // CHECK:STDOUT:   %ImplicitAs.type => constants.%ImplicitAs.type.2
    155. 

  155. // CHECK:STDOUT:   %Self => constants.%Self.1
    156. 

  156. // CHECK:STDOUT: }
    157. 

  157. // CHECK:STDOUT:
    158. 

  158. // CHECK:STDOUT: specific @ImplicitAs(type) {
    159. 

  159. // CHECK:STDOUT:   %Dest => type
    160. 

  160. // CHECK:STDOUT:   %Dest.patt => type
    161. 

  161. // CHECK:STDOUT:
    162. 

  162. // CHECK:STDOUT: !definition:
    163. 

  163. // CHECK:STDOUT:   %ImplicitAs.type => constants.%ImplicitAs.type.3
    164. 

  164. // CHECK:STDOUT:   %Self => constants.%Self.2
    165. 

  165. // CHECK:STDOUT:   %Convert.type => constants.%Convert.type.2
    166. 

  166. // CHECK:STDOUT:   %Convert => constants.%Convert.2
    167. 

  167. // CHECK:STDOUT:   %.1 => constants.%.4
    168. 

  168. // CHECK:STDOUT:   %.2 => constants.%.5
    169. 

  169. // CHECK:STDOUT: }
    170. 

  170. // CHECK:STDOUT:
    171. 

  171. // CHECK:STDOUT: --- fail_impl_as_type.carbon
    172. 

  172. // CHECK:STDOUT:
    173. 

  173. // CHECK:STDOUT: constants {
    174. 

  174. // CHECK:STDOUT:   %Bool.type: type = fn_type @Bool [template]
    175. 

  175. // CHECK:STDOUT:   %empty_tuple.type: type = tuple_type () [template]
    176. 

  176. // CHECK:STDOUT:   %Bool: %Bool.type = struct_value () [template]
    177. 

  177. // CHECK:STDOUT: }
    178. 

  178. // CHECK:STDOUT:
    179. 

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

  180. // CHECK:STDOUT:   %Core: <namespace> = namespace file.%Core.import, [template] {
    181. 

  181. // CHECK:STDOUT:     .Bool = %import_ref
    182. 

  182. // CHECK:STDOUT:     import Core//prelude
    183. 

  183. // CHECK:STDOUT:     import Core//prelude/...
    184. 

  184. // CHECK:STDOUT:   }
    185. 

  185. // CHECK:STDOUT:   %import_ref: %Bool.type = import_ref Core//prelude/types/bool, inst+5, loaded [template = constants.%Bool]
    186. 

  186. // CHECK:STDOUT: }
    187. 

  187. // CHECK:STDOUT:
    188. 

  188. // CHECK:STDOUT: file {
    189. 

  189. // CHECK:STDOUT:   package: <namespace> = namespace [template] {
    190. 

  190. // CHECK:STDOUT:     .Core = imports.%Core
    191. 

  191. // CHECK:STDOUT:   }
    192. 

  192. // CHECK:STDOUT:   %Core.import = import Core
    193. 

  193. // CHECK:STDOUT:   impl_decl @impl [template] {} {
    194. 

  194. // CHECK:STDOUT:     %bool.make_type: init type = call constants.%Bool() [template = bool]
    195. 

  195. // CHECK:STDOUT:     %.loc8_6.1: type = value_of_initializer %bool.make_type [template = bool]
    196. 

  196. // CHECK:STDOUT:     %.loc8_6.2: type = converted %bool.make_type, %.loc8_6.1 [template = bool]
    197. 

  197. // CHECK:STDOUT:   }
    198. 

  198. // CHECK:STDOUT: }
    199. 

  199. // CHECK:STDOUT:
    200. 

  200. // CHECK:STDOUT: impl @impl: %.loc8_6.2 as type {
    201. 

  201. // CHECK:STDOUT: !members:
    202. 

  202. // CHECK:STDOUT:   witness = <error>
    203. 

  203. // CHECK:STDOUT: }
    204. 

  204. // CHECK:STDOUT:
    205. 

  205. // CHECK:STDOUT: fn @Bool() -> type = "bool.make_type";
    206. 

  206. // CHECK:STDOUT:
    207. 

  207. // CHECK:STDOUT: --- fail_impl_as_type_where.carbon
    208. 

  208. // CHECK:STDOUT:
    209. 

  209. // CHECK:STDOUT: constants {
    210. 

  210. // CHECK:STDOUT:   %.1: Core.IntLiteral = int_value 64 [template]
    211. 

  211. // CHECK:STDOUT:   %Float.type: type = fn_type @Float [template]
    212. 

  212. // CHECK:STDOUT:   %empty_tuple.type: type = tuple_type () [template]
    213. 

  213. // CHECK:STDOUT:   %Float: %Float.type = struct_value () [template]
    214. 

  214. // CHECK:STDOUT:   %.Self: type = bind_symbolic_name .Self, 0 [symbolic]
    215. 

  215. // CHECK:STDOUT:   %type_where: type = facet_type <type where TODO> [template]
    216. 

  216. // CHECK:STDOUT: }
    217. 

  217. // CHECK:STDOUT:
    218. 

  218. // CHECK:STDOUT: imports {
    219. 

  219. // CHECK:STDOUT:   %Core: <namespace> = namespace file.%Core.import, [template] {
    220. 

  220. // CHECK:STDOUT:     .Float = %import_ref
    221. 

  221. // CHECK:STDOUT:     import Core//prelude
    222. 

  222. // CHECK:STDOUT:     import Core//prelude/...
    223. 

  223. // CHECK:STDOUT:   }
    224. 

  224. // CHECK:STDOUT:   %import_ref: %Float.type = import_ref Core//prelude/types, inst+60, loaded [template = constants.%Float]
    225. 

  225. // CHECK:STDOUT: }
    226. 

  226. // CHECK:STDOUT:
    227. 

  227. // CHECK:STDOUT: file {
    228. 

  228. // CHECK:STDOUT:   package: <namespace> = namespace [template] {
    229. 

  229. // CHECK:STDOUT:     .Core = imports.%Core
    230. 

  230. // CHECK:STDOUT:   }
    231. 

  231. // CHECK:STDOUT:   %Core.import = import Core
    232. 

  232. // CHECK:STDOUT:   impl_decl @impl [template] {} {
    233. 

  233. // CHECK:STDOUT:     %.loc10_6.1: Core.IntLiteral = int_value 64 [template = constants.%.1]
    234. 

  234. // CHECK:STDOUT:     %float.make_type: init type = call constants.%Float(%.loc10_6.1) [template = f64]
    235. 

  235. // CHECK:STDOUT:     %.loc10_6.2: type = value_of_initializer %float.make_type [template = f64]
    236. 

  236. // CHECK:STDOUT:     %.loc10_6.3: type = converted %float.make_type, %.loc10_6.2 [template = f64]
    237. 

  237. // CHECK:STDOUT:     %.Self: type = bind_symbolic_name .Self, 0 [symbolic = constants.%.Self]
    238. 

  238. // CHECK:STDOUT:     %.Self.ref: type = name_ref .Self, %.Self [symbolic = constants.%.Self]
    239. 

  239. // CHECK:STDOUT:     %.loc10_18: type = where_expr %.Self [template = constants.%type_where] {
    240. 

  240. // CHECK:STDOUT:       requirement_impls %.Self.ref, type
    241. 

  241. // CHECK:STDOUT:     }
    242. 

  242. // CHECK:STDOUT:   }
    243. 

  243. // CHECK:STDOUT: }
    244. 

  244. // CHECK:STDOUT:
    245. 

  245. // CHECK:STDOUT: impl @impl: %.loc10_6.3 as %.loc10_18 {
    246. 

  246. // CHECK:STDOUT: !members:
    247. 

  247. // CHECK:STDOUT:   witness = <error>
    248. 

  248. // CHECK:STDOUT: }
    249. 

  249. // CHECK:STDOUT:
    250. 

  250. // CHECK:STDOUT: fn @Float(%size.param_patt: Core.IntLiteral) -> type = "float.make_type";
    251. 

  251. // CHECK:STDOUT:
    252.