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complete_in_conversion.carbon

complete_in_conversion.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. // 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/class/generic/complete_in_conversion.carbon
    8. 

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

  9. // TIP:   bazel run //toolchain/testing:file_test -- --dump_output --file_tests=toolchain/check/testdata/class/generic/complete_in_conversion.carbon
    10. 

  10. 

  11. // --- fail_derived_to_base.carbon
    12. 

  12. 

  13. fn Int(N: Core.IntLiteral()) -> type = "int.make_type_signed";
    14. 

  14. 

  15. base class B {}
    16. 

  16. 

  17. class A(N:! i32) {
    18. 

  18.   extend base: B;
    19. 

  19. 

  20.   // CHECK:STDERR: fail_derived_to_base.carbon:[[@LINE+3]]:10: error: integer type width of 0 is not positive [IntWidthNotPositive]
    21. 

  21.   // CHECK:STDERR:   var n: Int(N);
    22. 

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

  23.   var n: Int(N);
    24. 

  24. }
    25. 

  25. 

  26. fn F(a: A(0)*) {
    27. 

  27.   // CHECK:STDERR: fail_derived_to_base.carbon:[[@LINE+3]]:3: note: in `A(0)` used here [ResolvingSpecificHere]
    28. 

  28.   // CHECK:STDERR:   let b: B* = a;
    29. 

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

  30.   let b: B* = a;
    31. 

  31. }
    32. 

  32. 

  33. // CHECK:STDOUT: --- fail_derived_to_base.carbon
    34. 

  34. // CHECK:STDOUT:
    35. 

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

  36. // CHECK:STDOUT:   %IntLiteral.type: type = fn_type @IntLiteral [template]
    37. 

  37. // CHECK:STDOUT:   %IntLiteral: %IntLiteral.type = struct_value () [template]
    38. 

  38. // CHECK:STDOUT:   %Int.type.913: type = fn_type @Int.1 [template]
    39. 

  39. // CHECK:STDOUT:   %Int.779: %Int.type.913 = struct_value () [template]
    40. 

  40. // CHECK:STDOUT:   %B: type = class_type @B [template]
    41. 

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

  42. // CHECK:STDOUT:   %complete_type.357: <witness> = complete_type_witness %empty_struct_type [template]
    43. 

  43. // CHECK:STDOUT:   %int_32: Core.IntLiteral = int_value 32 [template]
    44. 

  44. // CHECK:STDOUT:   %i32: type = class_type @Int.2, @Int.2(%int_32) [template]
    45. 

  45. // CHECK:STDOUT:   %N.3e4: %i32 = bind_symbolic_name N, 0 [symbolic]
    46. 

  46. // CHECK:STDOUT:   %N.patt.52a: %i32 = symbolic_binding_pattern N, 0 [symbolic]
    47. 

  47. // CHECK:STDOUT:   %A.type: type = generic_class_type @A [template]
    48. 

  48. // CHECK:STDOUT:   %A.generic: %A.type = struct_value () [template]
    49. 

  49. // CHECK:STDOUT:   %A.71d: type = class_type @A, @A(%N.3e4) [symbolic]
    50. 

  50. // CHECK:STDOUT:   %A.elem.792: type = unbound_element_type %A.71d, %B [symbolic]
    51. 

  51. // CHECK:STDOUT:   %Convert.type.d18: type = fn_type @Convert.3, @impl.2(%int_32) [template]
    52. 

  52. // CHECK:STDOUT:   %Convert.079: %Convert.type.d18 = struct_value () [template]
    53. 

  53. // CHECK:STDOUT:   %Convert.bound.d9b: <bound method> = bound_method %N.3e4, %Convert.079 [symbolic]
    54. 

  54. // CHECK:STDOUT:   %Convert.specific_fn.ad3: <specific function> = specific_function %Convert.bound.d9b, @Convert.3(%int_32) [symbolic]
    55. 

  55. // CHECK:STDOUT:   %int.convert_checked: init Core.IntLiteral = call %Convert.specific_fn.ad3(%N.3e4) [symbolic]
    56. 

  56. // CHECK:STDOUT:   %iN.builtin.3ce: type = int_type signed, %int.convert_checked [symbolic]
    57. 

  57. // CHECK:STDOUT:   %require_complete.47c: <witness> = require_complete_type %iN.builtin.3ce [symbolic]
    58. 

  58. // CHECK:STDOUT:   %A.elem.674: type = unbound_element_type %A.71d, %iN.builtin.3ce [symbolic]
    59. 

  59. // CHECK:STDOUT:   %struct_type.base.n: type = struct_type {.base: %B, .n: %iN.builtin.3ce} [symbolic]
    60. 

  60. // CHECK:STDOUT:   %complete_type.8e3: <witness> = complete_type_witness %struct_type.base.n [symbolic]
    61. 

  61. // CHECK:STDOUT:   %int_0.5c6: Core.IntLiteral = int_value 0 [template]
    62. 

  62. // CHECK:STDOUT:   %Convert.type.cd1: type = fn_type @Convert.1, @ImplicitAs(%i32) [template]
    63. 

  63. // CHECK:STDOUT:   %impl_witness.5b0: <witness> = impl_witness (imports.%import_ref.723), @impl.1(%int_32) [template]
    64. 

  64. // CHECK:STDOUT:   %Convert.type.466: type = fn_type @Convert.2, @impl.1(%int_32) [template]
    65. 

  65. // CHECK:STDOUT:   %Convert.925: %Convert.type.466 = struct_value () [template]
    66. 

  66. // CHECK:STDOUT:   %Convert.bound.b41: <bound method> = bound_method %int_0.5c6, %Convert.925 [template]
    67. 

  67. // CHECK:STDOUT:   %Convert.specific_fn.c35: <specific function> = specific_function %Convert.bound.b41, @Convert.2(%int_32) [template]
    68. 

  68. // CHECK:STDOUT:   %int_0.f61: %i32 = int_value 0 [template]
    69. 

  69. // CHECK:STDOUT:   %A.b93: type = class_type @A, @A(%int_0.f61) [template]
    70. 

  70. // CHECK:STDOUT:   %ptr.ee1: type = ptr_type %A.b93 [template]
    71. 

  71. // CHECK:STDOUT:   %F.type: type = fn_type @F [template]
    72. 

  72. // CHECK:STDOUT:   %F: %F.type = struct_value () [template]
    73. 

  73. // CHECK:STDOUT:   %ptr.e79: type = ptr_type %B [template]
    74. 

  74. // CHECK:STDOUT:   %A.elem.fcc: type = unbound_element_type %A.b93, %B [template]
    75. 

  75. // CHECK:STDOUT:   %Convert.bound.64e: <bound method> = bound_method %int_0.f61, %Convert.079 [template]
    76. 

  76. // CHECK:STDOUT:   %Convert.specific_fn.f03: <specific function> = specific_function %Convert.bound.64e, @Convert.3(%int_32) [template]
    77. 

  77. // CHECK:STDOUT: }
    78. 

  78. // CHECK:STDOUT:
    79. 

  79. // CHECK:STDOUT: imports {
    80. 

  80. // CHECK:STDOUT:   %Core: <namespace> = namespace file.%Core.import, [template] {
    81. 

  81. // CHECK:STDOUT:     .IntLiteral = %import_ref.8ee
    82. 

  82. // CHECK:STDOUT:     .Int = %import_ref.187
    83. 

  83. // CHECK:STDOUT:     .ImplicitAs = %import_ref.a69
    84. 

  84. // CHECK:STDOUT:     import Core//prelude
    85. 

  85. // CHECK:STDOUT:     import Core//prelude/...
    86. 

  86. // CHECK:STDOUT:   }
    87. 

  87. // CHECK:STDOUT:   %import_ref.8ee: %IntLiteral.type = import_ref Core//prelude/types/int_literal, IntLiteral, loaded [template = constants.%IntLiteral]
    88. 

  88. // CHECK:STDOUT: }
    89. 

  89. // CHECK:STDOUT:
    90. 

  90. // CHECK:STDOUT: file {
    91. 

  91. // CHECK:STDOUT:   package: <namespace> = namespace [template] {
    92. 

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

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

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

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

  96. // CHECK:STDOUT:     .F = %F.decl
    97. 

  97. // CHECK:STDOUT:   }
    98. 

  98. // CHECK:STDOUT:   %Core.import = import Core
    99. 

  99. // CHECK:STDOUT:   %Int.decl: %Int.type.913 = fn_decl @Int.1 [template = constants.%Int.779] {
    100. 

  100. // CHECK:STDOUT:     %N.patt: Core.IntLiteral = binding_pattern N
    101. 

  101. // CHECK:STDOUT:     %N.param_patt: Core.IntLiteral = value_param_pattern %N.patt, runtime_param0
    102. 

  102. // CHECK:STDOUT:     %return.patt: type = return_slot_pattern
    103. 

  103. // CHECK:STDOUT:     %return.param_patt: type = out_param_pattern %return.patt, runtime_param1
    104. 

  104. // CHECK:STDOUT:   } {
    105. 

  105. // CHECK:STDOUT:     %N.param: Core.IntLiteral = value_param runtime_param0
    106. 

  106. // CHECK:STDOUT:     %.loc2_27.1: type = splice_block %.loc2_27.3 [template = Core.IntLiteral] {
    107. 

  107. // CHECK:STDOUT:       %Core.ref: <namespace> = name_ref Core, imports.%Core [template = imports.%Core]
    108. 

  108. // CHECK:STDOUT:       %IntLiteral.ref: %IntLiteral.type = name_ref IntLiteral, imports.%import_ref.8ee [template = constants.%IntLiteral]
    109. 

  109. // CHECK:STDOUT:       %int_literal.make_type: init type = call %IntLiteral.ref() [template = Core.IntLiteral]
    110. 

  110. // CHECK:STDOUT:       %.loc2_27.2: type = value_of_initializer %int_literal.make_type [template = Core.IntLiteral]
    111. 

  111. // CHECK:STDOUT:       %.loc2_27.3: type = converted %int_literal.make_type, %.loc2_27.2 [template = Core.IntLiteral]
    112. 

  112. // CHECK:STDOUT:     }
    113. 

  113. // CHECK:STDOUT:     %N: Core.IntLiteral = bind_name N, %N.param
    114. 

  114. // CHECK:STDOUT:     %return.param: ref type = out_param runtime_param1
    115. 

  115. // CHECK:STDOUT:     %return: ref type = return_slot %return.param
    116. 

  116. // CHECK:STDOUT:   }
    117. 

  117. // CHECK:STDOUT:   %B.decl: type = class_decl @B [template = constants.%B] {} {}
    118. 

  118. // CHECK:STDOUT:   %A.decl: %A.type = class_decl @A [template = constants.%A.generic] {
    119. 

  119. // CHECK:STDOUT:     %N.patt.loc6_9.1: %i32 = symbolic_binding_pattern N, 0 [symbolic = %N.patt.loc6_9.2 (constants.%N.patt.52a)]
    120. 

  120. // CHECK:STDOUT:     %N.param_patt: %i32 = value_param_pattern %N.patt.loc6_9.1, runtime_param<invalid> [symbolic = %N.patt.loc6_9.2 (constants.%N.patt.52a)]
    121. 

  121. // CHECK:STDOUT:   } {
    122. 

  122. // CHECK:STDOUT:     %N.param: %i32 = value_param runtime_param<invalid>
    123. 

  123. // CHECK:STDOUT:     %.loc6: type = splice_block %i32 [template = constants.%i32] {
    124. 

  124. // CHECK:STDOUT:       %int_32: Core.IntLiteral = int_value 32 [template = constants.%int_32]
    125. 

  125. // CHECK:STDOUT:       %i32: type = class_type @Int.2, @Int.2(constants.%int_32) [template = constants.%i32]
    126. 

  126. // CHECK:STDOUT:     }
    127. 

  127. // CHECK:STDOUT:     %N.loc6_9.1: %i32 = bind_symbolic_name N, 0, %N.param [symbolic = %N.loc6_9.2 (constants.%N.3e4)]
    128. 

  128. // CHECK:STDOUT:   }
    129. 

  129. // CHECK:STDOUT:   %F.decl: %F.type = fn_decl @F [template = constants.%F] {
    130. 

  130. // CHECK:STDOUT:     %a.patt: %ptr.ee1 = binding_pattern a
    131. 

  131. // CHECK:STDOUT:     %a.param_patt: %ptr.ee1 = value_param_pattern %a.patt, runtime_param0
    132. 

  132. // CHECK:STDOUT:   } {
    133. 

  133. // CHECK:STDOUT:     %a.param: %ptr.ee1 = value_param runtime_param0
    134. 

  134. // CHECK:STDOUT:     %.loc15_13: type = splice_block %ptr [template = constants.%ptr.ee1] {
    135. 

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

  136. // CHECK:STDOUT:       %int_0: Core.IntLiteral = int_value 0 [template = constants.%int_0.5c6]
    137. 

  137. // CHECK:STDOUT:       %impl.elem0: %Convert.type.cd1 = impl_witness_access constants.%impl_witness.5b0, element0 [template = constants.%Convert.925]
    138. 

  138. // CHECK:STDOUT:       %Convert.bound: <bound method> = bound_method %int_0, %impl.elem0 [template = constants.%Convert.bound.b41]
    139. 

  139. // CHECK:STDOUT:       %Convert.specific_fn: <specific function> = specific_function %Convert.bound, @Convert.2(constants.%int_32) [template = constants.%Convert.specific_fn.c35]
    140. 

  140. // CHECK:STDOUT:       %int.convert_checked: init %i32 = call %Convert.specific_fn(%int_0) [template = constants.%int_0.f61]
    141. 

  141. // CHECK:STDOUT:       %.loc15_12.1: %i32 = value_of_initializer %int.convert_checked [template = constants.%int_0.f61]
    142. 

  142. // CHECK:STDOUT:       %.loc15_12.2: %i32 = converted %int_0, %.loc15_12.1 [template = constants.%int_0.f61]
    143. 

  143. // CHECK:STDOUT:       %A: type = class_type @A, @A(constants.%int_0.f61) [template = constants.%A.b93]
    144. 

  144. // CHECK:STDOUT:       %ptr: type = ptr_type %A.b93 [template = constants.%ptr.ee1]
    145. 

  145. // CHECK:STDOUT:     }
    146. 

  146. // CHECK:STDOUT:     %a: %ptr.ee1 = bind_name a, %a.param
    147. 

  147. // CHECK:STDOUT:   }
    148. 

  148. // CHECK:STDOUT: }
    149. 

  149. // CHECK:STDOUT:
    150. 

  150. // CHECK:STDOUT: class @B {
    151. 

  151. // CHECK:STDOUT:   %complete_type: <witness> = complete_type_witness %empty_struct_type [template = constants.%complete_type.357]
    152. 

  152. // CHECK:STDOUT:
    153. 

  153. // CHECK:STDOUT: !members:
    154. 

  154. // CHECK:STDOUT:   .Self = constants.%B
    155. 

  155. // CHECK:STDOUT:   complete_type_witness = %complete_type
    156. 

  156. // CHECK:STDOUT: }
    157. 

  157. // CHECK:STDOUT:
    158. 

  158. // CHECK:STDOUT: generic class @A(%N.loc6_9.1: %i32) {
    159. 

  159. // CHECK:STDOUT:   %N.loc6_9.2: %i32 = bind_symbolic_name N, 0 [symbolic = %N.loc6_9.2 (constants.%N.3e4)]
    160. 

  160. // CHECK:STDOUT:   %N.patt.loc6_9.2: %i32 = symbolic_binding_pattern N, 0 [symbolic = %N.patt.loc6_9.2 (constants.%N.patt.52a)]
    161. 

  161. // CHECK:STDOUT:
    162. 

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

  163. // CHECK:STDOUT:   %A: type = class_type @A, @A(%N.loc6_9.2) [symbolic = %A (constants.%A.71d)]
    164. 

  164. // CHECK:STDOUT:   %A.elem.loc7: type = unbound_element_type @A.%A (%A.71d), %B [symbolic = %A.elem.loc7 (constants.%A.elem.792)]
    165. 

  165. // CHECK:STDOUT:   %Convert.bound: <bound method> = bound_method %N.loc6_9.2, constants.%Convert.079 [symbolic = %Convert.bound (constants.%Convert.bound.d9b)]
    166. 

  166. // CHECK:STDOUT:   %Convert.specific_fn: <specific function> = specific_function %Convert.bound, @Convert.3(constants.%int_32) [symbolic = %Convert.specific_fn (constants.%Convert.specific_fn.ad3)]
    167. 

  167. // CHECK:STDOUT:   %int.convert_checked: init Core.IntLiteral = call %Convert.specific_fn(%N.loc6_9.2) [symbolic = %int.convert_checked (constants.%int.convert_checked)]
    168. 

  168. // CHECK:STDOUT:   %iN.builtin: type = int_type signed, %int.convert_checked [symbolic = %iN.builtin (constants.%iN.builtin.3ce)]
    169. 

  169. // CHECK:STDOUT:   %require_complete: <witness> = require_complete_type @A.%iN.builtin (%iN.builtin.3ce) [symbolic = %require_complete (constants.%require_complete.47c)]
    170. 

  170. // CHECK:STDOUT:   %A.elem.loc12: type = unbound_element_type @A.%A (%A.71d), @A.%iN.builtin (%iN.builtin.3ce) [symbolic = %A.elem.loc12 (constants.%A.elem.674)]
    171. 

  171. // CHECK:STDOUT:   %struct_type.base.n: type = struct_type {.base: %B, .n: @A.%iN.builtin (%iN.builtin.3ce)} [symbolic = %struct_type.base.n (constants.%struct_type.base.n)]
    172. 

  172. // CHECK:STDOUT:   %complete_type.loc13_1.2: <witness> = complete_type_witness @A.%struct_type.base.n (%struct_type.base.n) [symbolic = %complete_type.loc13_1.2 (constants.%complete_type.8e3)]
    173. 

  173. // CHECK:STDOUT:
    174. 

  174. // CHECK:STDOUT:   class {
    175. 

  175. // CHECK:STDOUT:     %B.ref: type = name_ref B, file.%B.decl [template = constants.%B]
    176. 

  176. // CHECK:STDOUT:     %.loc7: @A.%A.elem.loc7 (%A.elem.792) = base_decl %B.ref, element0 [template]
    177. 

  177. // CHECK:STDOUT:     %.loc12: @A.%A.elem.loc12 (%A.elem.674) = field_decl n, element1 [template]
    178. 

  178. // CHECK:STDOUT:     %complete_type.loc13_1.1: <witness> = complete_type_witness %struct_type.base.n [symbolic = %complete_type.loc13_1.2 (constants.%complete_type.8e3)]
    179. 

  179. // CHECK:STDOUT:
    180. 

  180. // CHECK:STDOUT:   !members:
    181. 

  181. // CHECK:STDOUT:     .Self = constants.%A.71d
    182. 

  182. // CHECK:STDOUT:     .base = %.loc7
    183. 

  183. // CHECK:STDOUT:     .n = %.loc12
    184. 

  184. // CHECK:STDOUT:     extend %B.ref
    185. 

  185. // CHECK:STDOUT:     complete_type_witness = %complete_type.loc13_1.1
    186. 

  186. // CHECK:STDOUT:   }
    187. 

  187. // CHECK:STDOUT: }
    188. 

  188. // CHECK:STDOUT:
    189. 

  189. // CHECK:STDOUT: fn @Int.1(%N.param_patt: Core.IntLiteral) -> type = "int.make_type_signed";
    190. 

  190. // CHECK:STDOUT:
    191. 

  191. // CHECK:STDOUT: fn @F(%a.param_patt: %ptr.ee1) {
    192. 

  192. // CHECK:STDOUT: !entry:
    193. 

  193. // CHECK:STDOUT:   %a.ref: %ptr.ee1 = name_ref a, %a
    194. 

  194. // CHECK:STDOUT:   %.loc19_16.1: ref %A.b93 = deref %a.ref
    195. 

  195. // CHECK:STDOUT:   %.loc19_16.2: ref %B = class_element_access %.loc19_16.1, element0
    196. 

  196. // CHECK:STDOUT:   %addr: %ptr.e79 = addr_of %.loc19_16.2
    197. 

  197. // CHECK:STDOUT:   %.loc19_16.3: %ptr.e79 = converted %a.ref, %addr
    198. 

  198. // CHECK:STDOUT:   %b: %ptr.e79 = bind_name b, %.loc19_16.3
    199. 

  199. // CHECK:STDOUT:   return
    200. 

  200. // CHECK:STDOUT: }
    201. 

  201. // CHECK:STDOUT:
    202. 

  202. // CHECK:STDOUT: specific @A(constants.%N.3e4) {
    203. 

  203. // CHECK:STDOUT:   %N.loc6_9.2 => constants.%N.3e4
    204. 

  204. // CHECK:STDOUT:   %N.patt.loc6_9.2 => constants.%N.3e4
    205. 

  205. // CHECK:STDOUT: }
    206. 

  206. // CHECK:STDOUT:
    207. 

  207. // CHECK:STDOUT: specific @A(%N.loc6_9.2) {}
    208. 

  208. // CHECK:STDOUT:
    209. 

  209. // CHECK:STDOUT: specific @A(constants.%int_0.f61) {
    210. 

  210. // CHECK:STDOUT:   %N.loc6_9.2 => constants.%int_0.f61
    211. 

  211. // CHECK:STDOUT:   %N.patt.loc6_9.2 => constants.%int_0.f61
    212. 

  212. // CHECK:STDOUT:
    213. 

  213. // CHECK:STDOUT: !definition:
    214. 

  214. // CHECK:STDOUT:   %A => constants.%A.b93
    215. 

  215. // CHECK:STDOUT:   %A.elem.loc7 => constants.%A.elem.fcc
    216. 

  216. // CHECK:STDOUT:   %Convert.bound => constants.%Convert.bound.64e
    217. 

  217. // CHECK:STDOUT:   %Convert.specific_fn => constants.%Convert.specific_fn.f03
    218. 

  218. // CHECK:STDOUT:   %int.convert_checked => constants.%int_0.5c6
    219. 

  219. // CHECK:STDOUT:   %iN.builtin => <error>
    220. 

  220. // CHECK:STDOUT:   %require_complete => <error>
    221. 

  221. // CHECK:STDOUT:   %A.elem.loc12 => <error>
    222. 

  222. // CHECK:STDOUT:   %struct_type.base.n => <error>
    223. 

  223. // CHECK:STDOUT:   %complete_type.loc13_1.2 => <error>
    224. 

  224. // CHECK:STDOUT: }
    225. 

  225. // CHECK:STDOUT:
    226.