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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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impl
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fail_extend_impl_forall.carbon

fail_extend_impl_forall.carbon 11 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_extend_impl_forall.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_extend_impl_forall.carbon
    10. 

  10. 

  11. interface GenericInterface(T:! type) {
    12. 

  12.   fn F(x: T);
    13. 

  13. }
    14. 

  14. 

  15. class C {
    16. 

  16.   // CHECK:STDERR: fail_extend_impl_forall.carbon:[[@LINE+3]]:3: error: cannot `extend` a parameterized `impl`
    17. 

  17.   // CHECK:STDERR:   extend impl forall [T:! type] as GenericInterface(T) {
    18. 

  18.   // CHECK:STDERR:   ^~~~~~
    19. 

  19.   extend impl forall [T:! type] as GenericInterface(T) {
    20. 

  20.     fn F(x: T) {}
    21. 

  21.   }
    22. 

  22. }
    23. 

  23. 

  24. // CHECK:STDOUT: --- fail_extend_impl_forall.carbon
    25. 

  25. // CHECK:STDOUT:
    26. 

  26. // CHECK:STDOUT: constants {
    27. 

  27. // CHECK:STDOUT:   %T: type = bind_symbolic_name T, 0 [symbolic]
    28. 

  28. // CHECK:STDOUT:   %GenericInterface.type.1: type = generic_interface_type @GenericInterface [template]
    29. 

  29. // CHECK:STDOUT:   %.1: type = tuple_type () [template]
    30. 

  30. // CHECK:STDOUT:   %GenericInterface: %GenericInterface.type.1 = struct_value () [template]
    31. 

  31. // CHECK:STDOUT:   %GenericInterface.type.2: type = interface_type @GenericInterface, @GenericInterface(%T) [symbolic]
    32. 

  32. // CHECK:STDOUT:   %Self: %GenericInterface.type.2 = bind_symbolic_name Self, 1 [symbolic]
    33. 

  33. // CHECK:STDOUT:   %F.type.1: type = fn_type @F.1, @GenericInterface(%T) [symbolic]
    34. 

  34. // CHECK:STDOUT:   %F.1: %F.type.1 = struct_value () [symbolic]
    35. 

  35. // CHECK:STDOUT:   %.2: type = assoc_entity_type %GenericInterface.type.2, %F.type.1 [symbolic]
    36. 

  36. // CHECK:STDOUT:   %.3: %.2 = assoc_entity element0, @GenericInterface.%F.decl [symbolic]
    37. 

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

  38. // CHECK:STDOUT:   %F.type.2: type = fn_type @F.2, @impl(%T) [symbolic]
    39. 

  39. // CHECK:STDOUT:   %F.2: %F.type.2 = struct_value () [symbolic]
    40. 

  40. // CHECK:STDOUT:   %.4: <witness> = interface_witness (%F.2) [symbolic]
    41. 

  41. // CHECK:STDOUT:   %.5: type = struct_type {} [template]
    42. 

  42. // CHECK:STDOUT:   %.6: <witness> = complete_type_witness %.5 [template]
    43. 

  43. // CHECK:STDOUT: }
    44. 

  44. // CHECK:STDOUT:
    45. 

  45. // CHECK:STDOUT: imports {
    46. 

  46. // CHECK:STDOUT:   %Core: <namespace> = namespace file.%Core.import, [template] {
    47. 

  47. // CHECK:STDOUT:     import Core//prelude
    48. 

  48. // CHECK:STDOUT:     import Core//prelude/operators
    49. 

  49. // CHECK:STDOUT:     import Core//prelude/types
    50. 

  50. // CHECK:STDOUT:     import Core//prelude/operators/arithmetic
    51. 

  51. // CHECK:STDOUT:     import Core//prelude/operators/as
    52. 

  52. // CHECK:STDOUT:     import Core//prelude/operators/bitwise
    53. 

  53. // CHECK:STDOUT:     import Core//prelude/operators/comparison
    54. 

  54. // CHECK:STDOUT:     import Core//prelude/types/bool
    55. 

  55. // CHECK:STDOUT:   }
    56. 

  56. // CHECK:STDOUT: }
    57. 

  57. // CHECK:STDOUT:
    58. 

  58. // CHECK:STDOUT: file {
    59. 

  59. // CHECK:STDOUT:   package: <namespace> = namespace [template] {
    60. 

  60. // CHECK:STDOUT:     .Core = imports.%Core
    61. 

  61. // CHECK:STDOUT:     .GenericInterface = %GenericInterface.decl
    62. 

  62. // CHECK:STDOUT:     .C = %C.decl
    63. 

  63. // CHECK:STDOUT:   }
    64. 

  64. // CHECK:STDOUT:   %Core.import = import Core
    65. 

  65. // CHECK:STDOUT:   %GenericInterface.decl: %GenericInterface.type.1 = interface_decl @GenericInterface [template = constants.%GenericInterface] {
    66. 

  66. // CHECK:STDOUT:     %T.patt: type = symbolic_binding_pattern T, 0
    67. 

  67. // CHECK:STDOUT:   } {
    68. 

  68. // CHECK:STDOUT:     %T.param: type = param T, runtime_param<invalid>
    69. 

  69. // CHECK:STDOUT:     %T.loc11_28.1: type = bind_symbolic_name T, 0, %T.param [symbolic = %T.loc11_28.2 (constants.%T)]
    70. 

  70. // CHECK:STDOUT:   }
    71. 

  71. // CHECK:STDOUT:   %C.decl: type = class_decl @C [template = constants.%C] {} {}
    72. 

  72. // CHECK:STDOUT: }
    73. 

  73. // CHECK:STDOUT:
    74. 

  74. // CHECK:STDOUT: generic interface @GenericInterface(%T.loc11_28.1: type) {
    75. 

  75. // CHECK:STDOUT:   %T.loc11_28.2: type = bind_symbolic_name T, 0 [symbolic = %T.loc11_28.2 (constants.%T)]
    76. 

  76. // CHECK:STDOUT:
    77. 

  77. // CHECK:STDOUT: !definition:
    78. 

  78. // CHECK:STDOUT:   %GenericInterface.type: type = interface_type @GenericInterface, @GenericInterface(%T.loc11_28.2) [symbolic = %GenericInterface.type (constants.%GenericInterface.type.2)]
    79. 

  79. // CHECK:STDOUT:   %Self.2: %GenericInterface.type.2 = bind_symbolic_name Self, 1 [symbolic = %Self.2 (constants.%Self)]
    80. 

  80. // CHECK:STDOUT:   %F.type: type = fn_type @F.1, @GenericInterface(%T.loc11_28.2) [symbolic = %F.type (constants.%F.type.1)]
    81. 

  81. // CHECK:STDOUT:   %F: @GenericInterface.%F.type (%F.type.1) = struct_value () [symbolic = %F (constants.%F.1)]
    82. 

  82. // CHECK:STDOUT:   %.loc12_13.2: type = assoc_entity_type @GenericInterface.%GenericInterface.type (%GenericInterface.type.2), @GenericInterface.%F.type (%F.type.1) [symbolic = %.loc12_13.2 (constants.%.2)]
    83. 

  83. // CHECK:STDOUT:   %.loc12_13.3: @GenericInterface.%.loc12_13.2 (%.2) = assoc_entity element0, %F.decl [symbolic = %.loc12_13.3 (constants.%.3)]
    84. 

  84. // CHECK:STDOUT:
    85. 

  85. // CHECK:STDOUT:   interface {
    86. 

  86. // CHECK:STDOUT:     %Self.1: @GenericInterface.%GenericInterface.type (%GenericInterface.type.2) = bind_symbolic_name Self, 1 [symbolic = %Self.2 (constants.%Self)]
    87. 

  87. // CHECK:STDOUT:     %F.decl: @GenericInterface.%F.type (%F.type.1) = fn_decl @F.1 [symbolic = @GenericInterface.%F (constants.%F.1)] {
    88. 

  88. // CHECK:STDOUT:       %x.patt: @F.1.%T (%T) = binding_pattern x
    89. 

  89. // CHECK:STDOUT:     } {
    90. 

  90. // CHECK:STDOUT:       %T.ref: type = name_ref T, @GenericInterface.%T.loc11_28.1 [symbolic = %T (constants.%T)]
    91. 

  91. // CHECK:STDOUT:       %x.param: @F.1.%T (%T) = param x, runtime_param0
    92. 

  92. // CHECK:STDOUT:       %x: @F.1.%T (%T) = bind_name x, %x.param
    93. 

  93. // CHECK:STDOUT:     }
    94. 

  94. // CHECK:STDOUT:     %.loc12_13.1: @GenericInterface.%.loc12_13.2 (%.2) = assoc_entity element0, %F.decl [symbolic = %.loc12_13.3 (constants.%.3)]
    95. 

  95. // CHECK:STDOUT:
    96. 

  96. // CHECK:STDOUT:   !members:
    97. 

  97. // CHECK:STDOUT:     .Self = %Self.1
    98. 

  98. // CHECK:STDOUT:     .F = %.loc12_13.1
    99. 

  99. // CHECK:STDOUT:     witness = (%F.decl)
    100. 

  100. // CHECK:STDOUT:   }
    101. 

  101. // CHECK:STDOUT: }
    102. 

  102. // CHECK:STDOUT:
    103. 

  103. // CHECK:STDOUT: generic impl @impl(%T.loc19_23.1: type) {
    104. 

  104. // CHECK:STDOUT:   %T.loc19_23.2: type = bind_symbolic_name T, 0 [symbolic = %T.loc19_23.2 (constants.%T)]
    105. 

  105. // CHECK:STDOUT:   %GenericInterface.type.loc19_52.2: type = interface_type @GenericInterface, @GenericInterface(%T.loc19_23.2) [symbolic = %GenericInterface.type.loc19_52.2 (constants.%GenericInterface.type.2)]
    106. 

  106. // CHECK:STDOUT:
    107. 

  107. // CHECK:STDOUT: !definition:
    108. 

  108. // CHECK:STDOUT:   %F.type: type = fn_type @F.2, @impl(%T.loc19_23.2) [symbolic = %F.type (constants.%F.type.2)]
    109. 

  109. // CHECK:STDOUT:   %F: @impl.%F.type (%F.type.2) = struct_value () [symbolic = %F (constants.%F.2)]
    110. 

  110. // CHECK:STDOUT:   %.loc19_56.2: <witness> = interface_witness (%F) [symbolic = %.loc19_56.2 (constants.%.4)]
    111. 

  111. // CHECK:STDOUT:
    112. 

  112. // CHECK:STDOUT:   impl: %Self.ref as %GenericInterface.type.loc19_52.1 {
    113. 

  113. // CHECK:STDOUT:     %F.decl: @impl.%F.type (%F.type.2) = fn_decl @F.2 [symbolic = @impl.%F (constants.%F.2)] {
    114. 

  114. // CHECK:STDOUT:       %x.patt: @F.2.%T (%T) = binding_pattern x
    115. 

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

  116. // CHECK:STDOUT:       %T.ref: type = name_ref T, @impl.%T.loc19_23.1 [symbolic = %T (constants.%T)]
    117. 

  117. // CHECK:STDOUT:       %x.param: @F.2.%T (%T) = param x, runtime_param0
    118. 

  118. // CHECK:STDOUT:       %x: @F.2.%T (%T) = bind_name x, %x.param
    119. 

  119. // CHECK:STDOUT:     }
    120. 

  120. // CHECK:STDOUT:     %.loc19_56.1: <witness> = interface_witness (%F.decl) [symbolic = %.loc19_56.2 (constants.%.4)]
    121. 

  121. // CHECK:STDOUT:
    122. 

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

  123. // CHECK:STDOUT:     .F = %F.decl
    124. 

  124. // CHECK:STDOUT:     witness = %.loc19_56.1
    125. 

  125. // CHECK:STDOUT:   }
    126. 

  126. // CHECK:STDOUT: }
    127. 

  127. // CHECK:STDOUT:
    128. 

  128. // CHECK:STDOUT: class @C {
    129. 

  129. // CHECK:STDOUT:   impl_decl @impl [template] {
    130. 

  130. // CHECK:STDOUT:     %T.patt: type = symbolic_binding_pattern T, 0
    131. 

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

  132. // CHECK:STDOUT:     %T.param: type = param T, runtime_param<invalid>
    133. 

  133. // CHECK:STDOUT:     %T.loc19_23.1: type = bind_symbolic_name T, 0, %T.param [symbolic = %T.loc19_23.2 (constants.%T)]
    134. 

  134. // CHECK:STDOUT:     %Self.ref: type = name_ref Self, constants.%C [template = constants.%C]
    135. 

  135. // CHECK:STDOUT:     %GenericInterface.ref: %GenericInterface.type.1 = name_ref GenericInterface, file.%GenericInterface.decl [template = constants.%GenericInterface]
    136. 

  136. // CHECK:STDOUT:     %T.ref: type = name_ref T, %T.loc19_23.1 [symbolic = %T.loc19_23.2 (constants.%T)]
    137. 

  137. // CHECK:STDOUT:     %GenericInterface.type.loc19_52.1: type = interface_type @GenericInterface, @GenericInterface(constants.%T) [symbolic = %GenericInterface.type.loc19_52.2 (constants.%GenericInterface.type.2)]
    138. 

  138. // CHECK:STDOUT:   }
    139. 

  139. // CHECK:STDOUT:   %.loc22: <witness> = complete_type_witness %.5 [template = constants.%.6]
    140. 

  140. // CHECK:STDOUT:
    141. 

  141. // CHECK:STDOUT: !members:
    142. 

  142. // CHECK:STDOUT:   .Self = constants.%C
    143. 

  143. // CHECK:STDOUT:   has_error
    144. 

  144. // CHECK:STDOUT: }
    145. 

  145. // CHECK:STDOUT:
    146. 

  146. // CHECK:STDOUT: generic fn @F.1(@GenericInterface.%T.loc11_28.1: type, @GenericInterface.%Self.1: @GenericInterface.%GenericInterface.type (%GenericInterface.type.2)) {
    147. 

  147. // CHECK:STDOUT:   %T: type = bind_symbolic_name T, 0 [symbolic = %T (constants.%T)]
    148. 

  148. // CHECK:STDOUT:
    149. 

  149. // CHECK:STDOUT:   fn(%x: @F.1.%T (%T));
    150. 

  150. // CHECK:STDOUT: }
    151. 

  151. // CHECK:STDOUT:
    152. 

  152. // CHECK:STDOUT: generic fn @F.2(@impl.%T.loc19_23.1: type) {
    153. 

  153. // CHECK:STDOUT:   %T: type = bind_symbolic_name T, 0 [symbolic = %T (constants.%T)]
    154. 

  154. // CHECK:STDOUT:
    155. 

  155. // CHECK:STDOUT: !definition:
    156. 

  156. // CHECK:STDOUT:
    157. 

  157. // CHECK:STDOUT:   fn(%x: @F.2.%T (%T)) {
    158. 

  158. // CHECK:STDOUT:   !entry:
    159. 

  159. // CHECK:STDOUT:     return
    160. 

  160. // CHECK:STDOUT:   }
    161. 

  161. // CHECK:STDOUT: }
    162. 

  162. // CHECK:STDOUT:
    163. 

  163. // CHECK:STDOUT: specific @GenericInterface(constants.%T) {
    164. 

  164. // CHECK:STDOUT:   %T.loc11_28.2 => constants.%T
    165. 

  165. // CHECK:STDOUT:
    166. 

  166. // CHECK:STDOUT: !definition:
    167. 

  167. // CHECK:STDOUT:   %GenericInterface.type => constants.%GenericInterface.type.2
    168. 

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

  169. // CHECK:STDOUT:   %F.type => constants.%F.type.1
    170. 

  170. // CHECK:STDOUT:   %F => constants.%F.1
    171. 

  171. // CHECK:STDOUT:   %.loc12_13.2 => constants.%.2
    172. 

  172. // CHECK:STDOUT:   %.loc12_13.3 => constants.%.3
    173. 

  173. // CHECK:STDOUT: }
    174. 

  174. // CHECK:STDOUT:
    175. 

  175. // CHECK:STDOUT: specific @F.1(constants.%T, constants.%Self) {
    176. 

  176. // CHECK:STDOUT:   %T => constants.%T
    177. 

  177. // CHECK:STDOUT: }
    178. 

  178. // CHECK:STDOUT:
    179. 

  179. // CHECK:STDOUT: specific @GenericInterface(@GenericInterface.%T.loc11_28.2) {
    180. 

  180. // CHECK:STDOUT:   %T.loc11_28.2 => constants.%T
    181. 

  181. // CHECK:STDOUT: }
    182. 

  182. // CHECK:STDOUT:
    183. 

  183. // CHECK:STDOUT: specific @GenericInterface(@impl.%T.loc19_23.2) {
    184. 

  184. // CHECK:STDOUT:   %T.loc11_28.2 => constants.%T
    185. 

  185. // CHECK:STDOUT: }
    186. 

  186. // CHECK:STDOUT:
    187. 

  187. // CHECK:STDOUT: specific @impl(constants.%T) {
    188. 

  188. // CHECK:STDOUT:   %T.loc19_23.2 => constants.%T
    189. 

  189. // CHECK:STDOUT:   %GenericInterface.type.loc19_52.2 => constants.%GenericInterface.type.2
    190. 

  190. // CHECK:STDOUT:
    191. 

  191. // CHECK:STDOUT: !definition:
    192. 

  192. // CHECK:STDOUT:   %F.type => constants.%F.type.2
    193. 

  193. // CHECK:STDOUT:   %F => constants.%F.2
    194. 

  194. // CHECK:STDOUT:   %.loc19_56.2 => constants.%.4
    195. 

  195. // CHECK:STDOUT: }
    196. 

  196. // CHECK:STDOUT:
    197. 

  197. // CHECK:STDOUT: specific @F.2(constants.%T) {
    198. 

  198. // CHECK:STDOUT:   %T => constants.%T
    199. 

  199. // CHECK:STDOUT: }
    200. 

  200. // CHECK:STDOUT:
    201. 

  201. // CHECK:STDOUT: specific @F.1(constants.%T, constants.%C) {
    202. 

  202. // CHECK:STDOUT:   %T => constants.%T
    203. 

  203. // CHECK:STDOUT: }
    204. 

  204. // CHECK:STDOUT:
    205. 

  205. // CHECK:STDOUT: specific @impl(@impl.%T.loc19_23.2) {
    206. 

  206. // CHECK:STDOUT:   %T.loc19_23.2 => constants.%T
    207. 

  207. // CHECK:STDOUT:   %GenericInterface.type.loc19_52.2 => constants.%GenericInterface.type.2
    208. 

  208. // CHECK:STDOUT: }
    209. 

  209. // CHECK:STDOUT:
    210.