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fail_extend_impl_forall.carbon

fail_extend_impl_forall.carbon 14 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/none.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/impl/fail_extend_impl_forall.carbon
    12. 

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

  13. // TIP:   bazel run //toolchain/testing:file_test -- --dump_output --file_tests=toolchain/check/testdata/impl/fail_extend_impl_forall.carbon
    14. 

  14. 

  15. interface GenericInterface(T:! type) {
    16. 

  16.   fn F(x: T);
    17. 

  17. }
    18. 

  18. 

  19. class C {
    20. 

  20.   // CHECK:STDERR: fail_extend_impl_forall.carbon:[[@LINE+4]]:3: error: cannot `extend` a parameterized `impl` [ExtendImplForall]
    21. 

  21.   // CHECK:STDERR:   extend impl forall [T:! type] as GenericInterface(T) {
    22. 

  22.   // CHECK:STDERR:   ^~~~~~
    23. 

  23.   // CHECK:STDERR:
    24. 

  24.   extend impl forall [T:! type] as GenericInterface(T) {
    25. 

  25.     fn F(unused x: T) {}
    26. 

  26.   }
    27. 

  27. }
    28. 

  28. 

  29. // CHECK:STDOUT: --- fail_extend_impl_forall.carbon
    30. 

  30. // CHECK:STDOUT:
    31. 

  31. // CHECK:STDOUT: constants {
    32. 

  32. // CHECK:STDOUT:   %type: type = facet_type <type> [concrete]
    33. 

  33. // CHECK:STDOUT:   %.Self: %type = symbolic_binding .Self [symbolic_self]
    34. 

  34. // CHECK:STDOUT:   %pattern_type.98f: type = pattern_type type [concrete]
    35. 

  35. // CHECK:STDOUT:   %T: type = symbolic_binding T, 0 [symbolic]
    36. 

  36. // CHECK:STDOUT:   %GenericInterface.type.21d: type = generic_interface_type @GenericInterface [concrete]
    37. 

  37. // CHECK:STDOUT:   %GenericInterface.generic: %GenericInterface.type.21d = struct_value () [concrete]
    38. 

  38. // CHECK:STDOUT:   %GenericInterface.type.8bc: type = facet_type <@GenericInterface, @GenericInterface(%T)> [symbolic]
    39. 

  39. // CHECK:STDOUT:   %Self: %GenericInterface.type.8bc = symbolic_binding Self, 1 [symbolic]
    40. 

  40. // CHECK:STDOUT:   %pattern_type.51d: type = pattern_type %T [symbolic]
    41. 

  41. // CHECK:STDOUT:   %GenericInterface.WithSelf.F.type: type = fn_type @GenericInterface.WithSelf.F, @GenericInterface.WithSelf(%T, %Self) [symbolic]
    42. 

  42. // CHECK:STDOUT:   %GenericInterface.WithSelf.F: %GenericInterface.WithSelf.F.type = struct_value () [symbolic]
    43. 

  43. // CHECK:STDOUT:   %GenericInterface.assoc_type: type = assoc_entity_type @GenericInterface, @GenericInterface(%T) [symbolic]
    44. 

  44. // CHECK:STDOUT:   %assoc0: %GenericInterface.assoc_type = assoc_entity element0, @GenericInterface.WithSelf.%GenericInterface.WithSelf.F.decl [symbolic]
    45. 

  45. // CHECK:STDOUT:   %C: type = class_type @C [concrete]
    46. 

  46. // CHECK:STDOUT:   %GenericInterface.impl_witness: <witness> = impl_witness @C.as.GenericInterface.impl.%GenericInterface.impl_witness_table, @C.as.GenericInterface.impl(%T) [symbolic]
    47. 

  47. // CHECK:STDOUT:   %C.as.GenericInterface.impl.F.type: type = fn_type @C.as.GenericInterface.impl.F, @C.as.GenericInterface.impl(%T) [symbolic]
    48. 

  48. // CHECK:STDOUT:   %C.as.GenericInterface.impl.F: %C.as.GenericInterface.impl.F.type = struct_value () [symbolic]
    49. 

  49. // CHECK:STDOUT:   %empty_struct_type: type = struct_type {} [concrete]
    50. 

  50. // CHECK:STDOUT:   %complete_type: <witness> = complete_type_witness %empty_struct_type [concrete]
    51. 

  51. // CHECK:STDOUT:   %require_complete: <witness> = require_complete_type %T [symbolic]
    52. 

  52. // CHECK:STDOUT: }
    53. 

  53. // CHECK:STDOUT:
    54. 

  54. // CHECK:STDOUT: file {
    55. 

  55. // CHECK:STDOUT:   package: <namespace> = namespace [concrete] {
    56. 

  56. // CHECK:STDOUT:     .GenericInterface = %GenericInterface.decl
    57. 

  57. // CHECK:STDOUT:     .C = %C.decl
    58. 

  58. // CHECK:STDOUT:   }
    59. 

  59. // CHECK:STDOUT:   %GenericInterface.decl: %GenericInterface.type.21d = interface_decl @GenericInterface [concrete = constants.%GenericInterface.generic] {
    60. 

  60. // CHECK:STDOUT:     %T.patt: %pattern_type.98f = symbolic_binding_pattern T, 0 [concrete]
    61. 

  61. // CHECK:STDOUT:   } {
    62. 

  62. // CHECK:STDOUT:     %.loc15_32.1: type = splice_block %.loc15_32.2 [concrete = type] {
    63. 

  63. // CHECK:STDOUT:       %.Self: %type = symbolic_binding .Self [symbolic_self = constants.%.Self]
    64. 

  64. // CHECK:STDOUT:       %.loc15_32.2: type = type_literal type [concrete = type]
    65. 

  65. // CHECK:STDOUT:     }
    66. 

  66. // CHECK:STDOUT:     %T.loc15_29.2: type = symbolic_binding T, 0 [symbolic = %T.loc15_29.1 (constants.%T)]
    67. 

  67. // CHECK:STDOUT:   }
    68. 

  68. // CHECK:STDOUT:   %C.decl: type = class_decl @C [concrete = constants.%C] {} {}
    69. 

  69. // CHECK:STDOUT: }
    70. 

  70. // CHECK:STDOUT:
    71. 

  71. // CHECK:STDOUT: generic interface @GenericInterface(%T.loc15_29.2: type) {
    72. 

  72. // CHECK:STDOUT:   %T.loc15_29.1: type = symbolic_binding T, 0 [symbolic = %T.loc15_29.1 (constants.%T)]
    73. 

  73. // CHECK:STDOUT:
    74. 

  74. // CHECK:STDOUT: !definition:
    75. 

  75. // CHECK:STDOUT:   %GenericInterface.type: type = facet_type <@GenericInterface, @GenericInterface(%T.loc15_29.1)> [symbolic = %GenericInterface.type (constants.%GenericInterface.type.8bc)]
    76. 

  76. // CHECK:STDOUT:   %Self.loc15_38.2: @GenericInterface.%GenericInterface.type (%GenericInterface.type.8bc) = symbolic_binding Self, 1 [symbolic = %Self.loc15_38.2 (constants.%Self)]
    77. 

  77. // CHECK:STDOUT:
    78. 

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

  79. // CHECK:STDOUT:     %Self.loc15_38.1: @GenericInterface.%GenericInterface.type (%GenericInterface.type.8bc) = symbolic_binding Self, 1 [symbolic = %Self.loc15_38.2 (constants.%Self)]
    80. 

  80. // CHECK:STDOUT:     %GenericInterface.WithSelf.decl = interface_with_self_decl @GenericInterface [concrete]
    81. 

  81. // CHECK:STDOUT:
    82. 

  82. // CHECK:STDOUT:   !with Self:
    83. 

  83. // CHECK:STDOUT:     %GenericInterface.WithSelf.F.decl: @GenericInterface.WithSelf.%GenericInterface.WithSelf.F.type (%GenericInterface.WithSelf.F.type) = fn_decl @GenericInterface.WithSelf.F [symbolic = @GenericInterface.WithSelf.%GenericInterface.WithSelf.F (constants.%GenericInterface.WithSelf.F)] {
    84. 

  84. // CHECK:STDOUT:       %x.param_patt: @GenericInterface.WithSelf.F.%pattern_type (%pattern_type.51d) = value_param_pattern [concrete]
    85. 

  85. // CHECK:STDOUT:       %x.patt: @GenericInterface.WithSelf.F.%pattern_type (%pattern_type.51d) = at_binding_pattern x, %x.param_patt [concrete]
    86. 

  86. // CHECK:STDOUT:     } {
    87. 

  87. // CHECK:STDOUT:       %x.param: @GenericInterface.WithSelf.F.%T (%T) = value_param call_param0
    88. 

  88. // CHECK:STDOUT:       %T.ref: type = name_ref T, @GenericInterface.%T.loc15_29.2 [symbolic = %T (constants.%T)]
    89. 

  89. // CHECK:STDOUT:       %x: @GenericInterface.WithSelf.F.%T (%T) = value_binding x, %x.param
    90. 

  90. // CHECK:STDOUT:     }
    91. 

  91. // CHECK:STDOUT:     %assoc0.loc16_13.1: @GenericInterface.WithSelf.%GenericInterface.assoc_type (%GenericInterface.assoc_type) = assoc_entity element0, %GenericInterface.WithSelf.F.decl [symbolic = %assoc0.loc16_13.2 (constants.%assoc0)]
    92. 

  92. // CHECK:STDOUT:
    93. 

  93. // CHECK:STDOUT:   !members:
    94. 

  94. // CHECK:STDOUT:     .Self = %Self.loc15_38.1
    95. 

  95. // CHECK:STDOUT:     .T = <poisoned>
    96. 

  96. // CHECK:STDOUT:     .T = <poisoned>
    97. 

  97. // CHECK:STDOUT:     .F = @GenericInterface.WithSelf.%assoc0.loc16_13.1
    98. 

  98. // CHECK:STDOUT:     witness = (@GenericInterface.WithSelf.%GenericInterface.WithSelf.F.decl)
    99. 

  99. // CHECK:STDOUT:
    100. 

  100. // CHECK:STDOUT:   !requires:
    101. 

  101. // CHECK:STDOUT:   }
    102. 

  102. // CHECK:STDOUT: }
    103. 

  103. // CHECK:STDOUT:
    104. 

  104. // CHECK:STDOUT: generic impl @C.as.GenericInterface.impl(%T.loc24_24.2: type) {
    105. 

  105. // CHECK:STDOUT:   %T.loc24_24.1: type = symbolic_binding T, 0 [symbolic = %T.loc24_24.1 (constants.%T)]
    106. 

  106. // CHECK:STDOUT:   %GenericInterface.type.loc24_54.1: type = facet_type <@GenericInterface, @GenericInterface(%T.loc24_24.1)> [symbolic = %GenericInterface.type.loc24_54.1 (constants.%GenericInterface.type.8bc)]
    107. 

  107. // CHECK:STDOUT:   %GenericInterface.impl_witness.loc24_56.2: <witness> = impl_witness %GenericInterface.impl_witness_table, @C.as.GenericInterface.impl(%T.loc24_24.1) [symbolic = %GenericInterface.impl_witness.loc24_56.2 (constants.%GenericInterface.impl_witness)]
    108. 

  108. // CHECK:STDOUT:
    109. 

  109. // CHECK:STDOUT: !definition:
    110. 

  110. // CHECK:STDOUT:   %C.as.GenericInterface.impl.F.type: type = fn_type @C.as.GenericInterface.impl.F, @C.as.GenericInterface.impl(%T.loc24_24.1) [symbolic = %C.as.GenericInterface.impl.F.type (constants.%C.as.GenericInterface.impl.F.type)]
    111. 

  111. // CHECK:STDOUT:   %C.as.GenericInterface.impl.F: @C.as.GenericInterface.impl.%C.as.GenericInterface.impl.F.type (%C.as.GenericInterface.impl.F.type) = struct_value () [symbolic = %C.as.GenericInterface.impl.F (constants.%C.as.GenericInterface.impl.F)]
    112. 

  112. // CHECK:STDOUT:
    113. 

  113. // CHECK:STDOUT:   impl: %Self.ref as %GenericInterface.type.loc24_54.2 {
    114. 

  114. // CHECK:STDOUT:     %C.as.GenericInterface.impl.F.decl: @C.as.GenericInterface.impl.%C.as.GenericInterface.impl.F.type (%C.as.GenericInterface.impl.F.type) = fn_decl @C.as.GenericInterface.impl.F [symbolic = @C.as.GenericInterface.impl.%C.as.GenericInterface.impl.F (constants.%C.as.GenericInterface.impl.F)] {
    115. 

  115. // CHECK:STDOUT:       %x.param_patt: @C.as.GenericInterface.impl.F.%pattern_type (%pattern_type.51d) = value_param_pattern [concrete]
    116. 

  116. // CHECK:STDOUT:       %x.patt: @C.as.GenericInterface.impl.F.%pattern_type (%pattern_type.51d) = at_binding_pattern x, %x.param_patt [concrete]
    117. 

  117. // CHECK:STDOUT:     } {
    118. 

  118. // CHECK:STDOUT:       %x.param: @C.as.GenericInterface.impl.F.%T (%T) = value_param call_param0
    119. 

  119. // CHECK:STDOUT:       %T.ref: type = name_ref T, @C.as.GenericInterface.impl.%T.loc24_24.2 [symbolic = %T (constants.%T)]
    120. 

  120. // CHECK:STDOUT:       %x: @C.as.GenericInterface.impl.F.%T (%T) = value_binding x, %x.param
    121. 

  121. // CHECK:STDOUT:     }
    122. 

  122. // CHECK:STDOUT:     %GenericInterface.impl_witness_table = impl_witness_table (), @C.as.GenericInterface.impl [concrete]
    123. 

  123. // CHECK:STDOUT:     %GenericInterface.impl_witness.loc24_56.1: <witness> = impl_witness %GenericInterface.impl_witness_table, @C.as.GenericInterface.impl(constants.%T) [symbolic = %GenericInterface.impl_witness.loc24_56.2 (constants.%GenericInterface.impl_witness)]
    124. 

  124. // CHECK:STDOUT:
    125. 

  125. // CHECK:STDOUT:   !members:
    126. 

  126. // CHECK:STDOUT:     .T = <poisoned>
    127. 

  127. // CHECK:STDOUT:     .F = %C.as.GenericInterface.impl.F.decl
    128. 

  128. // CHECK:STDOUT:     witness = <error>
    129. 

  129. // CHECK:STDOUT:   }
    130. 

  130. // CHECK:STDOUT: }
    131. 

  131. // CHECK:STDOUT:
    132. 

  132. // CHECK:STDOUT: class @C {
    133. 

  133. // CHECK:STDOUT:   impl_decl @C.as.GenericInterface.impl [concrete] {
    134. 

  134. // CHECK:STDOUT:     %T.patt: %pattern_type.98f = symbolic_binding_pattern T, 0 [concrete]
    135. 

  135. // CHECK:STDOUT:   } {
    136. 

  136. // CHECK:STDOUT:     %Self.ref: type = name_ref Self, constants.%C [concrete = constants.%C]
    137. 

  137. // CHECK:STDOUT:     %GenericInterface.ref: %GenericInterface.type.21d = name_ref GenericInterface, file.%GenericInterface.decl [concrete = constants.%GenericInterface.generic]
    138. 

  138. // CHECK:STDOUT:     %T.ref: type = name_ref T, %T.loc24_24.2 [symbolic = %T.loc24_24.1 (constants.%T)]
    139. 

  139. // CHECK:STDOUT:     %GenericInterface.type.loc24_54.2: type = facet_type <@GenericInterface, @GenericInterface(constants.%T)> [symbolic = %GenericInterface.type.loc24_54.1 (constants.%GenericInterface.type.8bc)]
    140. 

  140. // CHECK:STDOUT:     %.loc24_27.1: type = splice_block %.loc24_27.2 [concrete = type] {
    141. 

  141. // CHECK:STDOUT:       %.Self: %type = symbolic_binding .Self [symbolic_self = constants.%.Self]
    142. 

  142. // CHECK:STDOUT:       %.loc24_27.2: type = type_literal type [concrete = type]
    143. 

  143. // CHECK:STDOUT:     }
    144. 

  144. // CHECK:STDOUT:     %T.loc24_24.2: type = symbolic_binding T, 0 [symbolic = %T.loc24_24.1 (constants.%T)]
    145. 

  145. // CHECK:STDOUT:   }
    146. 

  146. // CHECK:STDOUT:   %complete_type: <witness> = complete_type_witness constants.%empty_struct_type [concrete = constants.%complete_type]
    147. 

  147. // CHECK:STDOUT:   complete_type_witness = %complete_type
    148. 

  148. // CHECK:STDOUT:
    149. 

  149. // CHECK:STDOUT: !members:
    150. 

  150. // CHECK:STDOUT:   .Self = constants.%C
    151. 

  151. // CHECK:STDOUT:   .GenericInterface = <poisoned>
    152. 

  152. // CHECK:STDOUT:   has_error
    153. 

  153. // CHECK:STDOUT: }
    154. 

  154. // CHECK:STDOUT:
    155. 

  155. // CHECK:STDOUT: generic fn @GenericInterface.WithSelf.F(@GenericInterface.%T.loc15_29.2: type, @GenericInterface.%Self.loc15_38.1: @GenericInterface.%GenericInterface.type (%GenericInterface.type.8bc)) {
    156. 

  156. // CHECK:STDOUT:   %T: type = symbolic_binding T, 0 [symbolic = %T (constants.%T)]
    157. 

  157. // CHECK:STDOUT:   %pattern_type: type = pattern_type %T [symbolic = %pattern_type (constants.%pattern_type.51d)]
    158. 

  158. // CHECK:STDOUT:
    159. 

  159. // CHECK:STDOUT:   fn(%x.param: @GenericInterface.WithSelf.F.%T (%T));
    160. 

  160. // CHECK:STDOUT: }
    161. 

  161. // CHECK:STDOUT:
    162. 

  162. // CHECK:STDOUT: generic fn @C.as.GenericInterface.impl.F(@C.as.GenericInterface.impl.%T.loc24_24.2: type) {
    163. 

  163. // CHECK:STDOUT:   %T: type = symbolic_binding T, 0 [symbolic = %T (constants.%T)]
    164. 

  164. // CHECK:STDOUT:   %pattern_type: type = pattern_type %T [symbolic = %pattern_type (constants.%pattern_type.51d)]
    165. 

  165. // CHECK:STDOUT:
    166. 

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

  167. // CHECK:STDOUT:   %require_complete: <witness> = require_complete_type %T [symbolic = %require_complete (constants.%require_complete)]
    168. 

  168. // CHECK:STDOUT:
    169. 

  169. // CHECK:STDOUT:   fn(%x.param: @C.as.GenericInterface.impl.F.%T (%T)) {
    170. 

  170. // CHECK:STDOUT:   !entry:
    171. 

  171. // CHECK:STDOUT:     return
    172. 

  172. // CHECK:STDOUT:   }
    173. 

  173. // CHECK:STDOUT: }
    174. 

  174. // CHECK:STDOUT:
    175. 

  175. // CHECK:STDOUT: specific @GenericInterface(constants.%T) {
    176. 

  176. // CHECK:STDOUT:   %T.loc15_29.1 => constants.%T
    177. 

  177. // CHECK:STDOUT: }
    178. 

  178. // CHECK:STDOUT:
    179. 

  179. // CHECK:STDOUT: specific @GenericInterface.WithSelf(constants.%T, constants.%Self) {}
    180. 

  180. // CHECK:STDOUT:
    181. 

  181. // CHECK:STDOUT: specific @GenericInterface.WithSelf.F(constants.%T, constants.%Self) {
    182. 

  182. // CHECK:STDOUT:   %T => constants.%T
    183. 

  183. // CHECK:STDOUT:   %pattern_type => constants.%pattern_type.51d
    184. 

  184. // CHECK:STDOUT: }
    185. 

  185. // CHECK:STDOUT:
    186. 

  186. // CHECK:STDOUT: specific @C.as.GenericInterface.impl(constants.%T) {
    187. 

  187. // CHECK:STDOUT:   %T.loc24_24.1 => constants.%T
    188. 

  188. // CHECK:STDOUT:   %GenericInterface.type.loc24_54.1 => constants.%GenericInterface.type.8bc
    189. 

  189. // CHECK:STDOUT:   %GenericInterface.impl_witness.loc24_56.2 => constants.%GenericInterface.impl_witness
    190. 

  190. // CHECK:STDOUT:
    191. 

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

  192. // CHECK:STDOUT:   %C.as.GenericInterface.impl.F.type => constants.%C.as.GenericInterface.impl.F.type
    193. 

  193. // CHECK:STDOUT:   %C.as.GenericInterface.impl.F => constants.%C.as.GenericInterface.impl.F
    194. 

  194. // CHECK:STDOUT: }
    195. 

  195. // CHECK:STDOUT:
    196. 

  196. // CHECK:STDOUT: specific @C.as.GenericInterface.impl.F(constants.%T) {
    197. 

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

  198. // CHECK:STDOUT:   %pattern_type => constants.%pattern_type.51d
    199. 

  199. // CHECK:STDOUT: }
    200. 

  200. // CHECK:STDOUT:
    201.