self.carbon 13 KB

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  1. // Part of the Carbon Language project, under the Apache License v2.0 with LLVM
  2. // Exceptions. See /LICENSE for license information.
  3. // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
  4. //
  5. // AUTOUPDATE
  6. // TIP: To test this file alone, run:
  7. // TIP: bazel test //toolchain/testing:file_test --test_arg=--file_tests=toolchain/check/testdata/class/self.carbon
  8. // TIP: To dump output, run:
  9. // TIP: bazel run //toolchain/testing:file_test -- --dump_output --file_tests=toolchain/check/testdata/class/self.carbon
  10. // --- self.carbon
  11. library "[[@TEST_NAME]]";
  12. class Class {
  13. fn F[self: Self]() -> i32;
  14. fn G[addr self: Self*]() -> i32;
  15. var n: i32;
  16. }
  17. fn Class.F[self: Self]() -> i32 {
  18. return self.n;
  19. }
  20. fn Class.G[addr self: Self*]() -> i32 {
  21. return (*self).n;
  22. }
  23. // --- fail_return_self_value.carbon
  24. library "[[@TEST_NAME]]";
  25. class Class {
  26. // CHECK:STDERR: fail_return_self_value.carbon:[[@LINE+7]]:25: error: cannot implicitly convert non-type value of type `Class` to `type` [ConversionFailureNonTypeToFacet]
  27. // CHECK:STDERR: fn F[self: Self]() -> self;
  28. // CHECK:STDERR: ^~~~
  29. // CHECK:STDERR: fail_return_self_value.carbon:[[@LINE+4]]:25: note: type `Class` does not implement interface `Core.ImplicitAs(type)` [MissingImplInMemberAccessNote]
  30. // CHECK:STDERR: fn F[self: Self]() -> self;
  31. // CHECK:STDERR: ^~~~
  32. // CHECK:STDERR:
  33. fn F[self: Self]() -> self;
  34. }
  35. // CHECK:STDOUT: --- self.carbon
  36. // CHECK:STDOUT:
  37. // CHECK:STDOUT: constants {
  38. // CHECK:STDOUT: %Class: type = class_type @Class [concrete]
  39. // CHECK:STDOUT: %pattern_type.761: type = pattern_type %Class [concrete]
  40. // CHECK:STDOUT: %int_32: Core.IntLiteral = int_value 32 [concrete]
  41. // CHECK:STDOUT: %Int.type: type = generic_class_type @Int [concrete]
  42. // CHECK:STDOUT: %Int.generic: %Int.type = struct_value () [concrete]
  43. // CHECK:STDOUT: %i32: type = class_type @Int, @Int(%int_32) [concrete]
  44. // CHECK:STDOUT: %pattern_type.7ce: type = pattern_type %i32 [concrete]
  45. // CHECK:STDOUT: %F.type: type = fn_type @F [concrete]
  46. // CHECK:STDOUT: %F: %F.type = struct_value () [concrete]
  47. // CHECK:STDOUT: %ptr.e71: type = ptr_type %Class [concrete]
  48. // CHECK:STDOUT: %pattern_type.796: type = pattern_type %ptr.e71 [concrete]
  49. // CHECK:STDOUT: %pattern_type.f6d: type = pattern_type auto [concrete]
  50. // CHECK:STDOUT: %G.type: type = fn_type @G [concrete]
  51. // CHECK:STDOUT: %G: %G.type = struct_value () [concrete]
  52. // CHECK:STDOUT: %Class.elem: type = unbound_element_type %Class, %i32 [concrete]
  53. // CHECK:STDOUT: %struct_type.n: type = struct_type {.n: %i32} [concrete]
  54. // CHECK:STDOUT: %complete_type.54b: <witness> = complete_type_witness %struct_type.n [concrete]
  55. // CHECK:STDOUT: }
  56. // CHECK:STDOUT:
  57. // CHECK:STDOUT: imports {
  58. // CHECK:STDOUT: %Core: <namespace> = namespace file.%Core.import, [concrete] {
  59. // CHECK:STDOUT: .Int = %Core.Int
  60. // CHECK:STDOUT: import Core//prelude
  61. // CHECK:STDOUT: import Core//prelude/...
  62. // CHECK:STDOUT: }
  63. // CHECK:STDOUT: %Core.Int: %Int.type = import_ref Core//prelude/types/int, Int, loaded [concrete = constants.%Int.generic]
  64. // CHECK:STDOUT: }
  65. // CHECK:STDOUT:
  66. // CHECK:STDOUT: file {
  67. // CHECK:STDOUT: package: <namespace> = namespace [concrete] {
  68. // CHECK:STDOUT: .Core = imports.%Core
  69. // CHECK:STDOUT: .Class = %Class.decl
  70. // CHECK:STDOUT: }
  71. // CHECK:STDOUT: %Core.import = import Core
  72. // CHECK:STDOUT: %Class.decl: type = class_decl @Class [concrete = constants.%Class] {} {}
  73. // CHECK:STDOUT: %F.decl: %F.type = fn_decl @F [concrete = constants.%F] {
  74. // CHECK:STDOUT: %self.patt: %pattern_type.761 = binding_pattern self [concrete]
  75. // CHECK:STDOUT: %self.param_patt: %pattern_type.761 = value_param_pattern %self.patt, call_param0 [concrete]
  76. // CHECK:STDOUT: %return.patt: %pattern_type.7ce = return_slot_pattern [concrete]
  77. // CHECK:STDOUT: %return.param_patt: %pattern_type.7ce = out_param_pattern %return.patt, call_param1 [concrete]
  78. // CHECK:STDOUT: } {
  79. // CHECK:STDOUT: %int_32.loc11: Core.IntLiteral = int_value 32 [concrete = constants.%int_32]
  80. // CHECK:STDOUT: %i32.loc11: type = class_type @Int, @Int(constants.%int_32) [concrete = constants.%i32]
  81. // CHECK:STDOUT: %self.param.loc11: %Class = value_param call_param0
  82. // CHECK:STDOUT: %Self.ref.loc11: type = name_ref Self, constants.%Class [concrete = constants.%Class]
  83. // CHECK:STDOUT: %self.loc11: %Class = bind_name self, %self.param.loc11
  84. // CHECK:STDOUT: %return.param.loc11: ref %i32 = out_param call_param1
  85. // CHECK:STDOUT: %return.loc11: ref %i32 = return_slot %return.param.loc11
  86. // CHECK:STDOUT: }
  87. // CHECK:STDOUT: %G.decl: %G.type = fn_decl @G [concrete = constants.%G] {
  88. // CHECK:STDOUT: %self.patt: %pattern_type.796 = binding_pattern self [concrete]
  89. // CHECK:STDOUT: %self.param_patt: %pattern_type.796 = value_param_pattern %self.patt, call_param0 [concrete]
  90. // CHECK:STDOUT: %.loc15_12: %pattern_type.f6d = addr_pattern %self.param_patt [concrete]
  91. // CHECK:STDOUT: %return.patt: %pattern_type.7ce = return_slot_pattern [concrete]
  92. // CHECK:STDOUT: %return.param_patt: %pattern_type.7ce = out_param_pattern %return.patt, call_param1 [concrete]
  93. // CHECK:STDOUT: } {
  94. // CHECK:STDOUT: %int_32.loc15: Core.IntLiteral = int_value 32 [concrete = constants.%int_32]
  95. // CHECK:STDOUT: %i32.loc15: type = class_type @Int, @Int(constants.%int_32) [concrete = constants.%i32]
  96. // CHECK:STDOUT: %self.param.loc15: %ptr.e71 = value_param call_param0
  97. // CHECK:STDOUT: %.loc15_27: type = splice_block %ptr.loc15 [concrete = constants.%ptr.e71] {
  98. // CHECK:STDOUT: %Self.ref.loc15: type = name_ref Self, constants.%Class [concrete = constants.%Class]
  99. // CHECK:STDOUT: %ptr.loc15: type = ptr_type %Self.ref.loc15 [concrete = constants.%ptr.e71]
  100. // CHECK:STDOUT: }
  101. // CHECK:STDOUT: %self.loc15: %ptr.e71 = bind_name self, %self.param.loc15
  102. // CHECK:STDOUT: %return.param.loc15: ref %i32 = out_param call_param1
  103. // CHECK:STDOUT: %return.loc15: ref %i32 = return_slot %return.param.loc15
  104. // CHECK:STDOUT: }
  105. // CHECK:STDOUT: }
  106. // CHECK:STDOUT:
  107. // CHECK:STDOUT: class @Class {
  108. // CHECK:STDOUT: %F.decl: %F.type = fn_decl @F [concrete = constants.%F] {
  109. // CHECK:STDOUT: %self.patt: %pattern_type.761 = binding_pattern self [concrete]
  110. // CHECK:STDOUT: %self.param_patt: %pattern_type.761 = value_param_pattern %self.patt, call_param0 [concrete]
  111. // CHECK:STDOUT: %return.patt: %pattern_type.7ce = return_slot_pattern [concrete]
  112. // CHECK:STDOUT: %return.param_patt: %pattern_type.7ce = out_param_pattern %return.patt, call_param1 [concrete]
  113. // CHECK:STDOUT: } {
  114. // CHECK:STDOUT: %int_32.loc5: Core.IntLiteral = int_value 32 [concrete = constants.%int_32]
  115. // CHECK:STDOUT: %i32.loc5: type = class_type @Int, @Int(constants.%int_32) [concrete = constants.%i32]
  116. // CHECK:STDOUT: %self.param.loc5: %Class = value_param call_param0
  117. // CHECK:STDOUT: %Self.ref.loc5: type = name_ref Self, constants.%Class [concrete = constants.%Class]
  118. // CHECK:STDOUT: %self.loc5: %Class = bind_name self, %self.param.loc5
  119. // CHECK:STDOUT: %return.param.loc5: ref %i32 = out_param call_param1
  120. // CHECK:STDOUT: %return.loc5: ref %i32 = return_slot %return.param.loc5
  121. // CHECK:STDOUT: }
  122. // CHECK:STDOUT: %G.decl: %G.type = fn_decl @G [concrete = constants.%G] {
  123. // CHECK:STDOUT: %self.patt: %pattern_type.796 = binding_pattern self [concrete]
  124. // CHECK:STDOUT: %self.param_patt: %pattern_type.796 = value_param_pattern %self.patt, call_param0 [concrete]
  125. // CHECK:STDOUT: %.loc15_12: %pattern_type.f6d = addr_pattern %self.param_patt [concrete]
  126. // CHECK:STDOUT: %return.patt: %pattern_type.7ce = return_slot_pattern [concrete]
  127. // CHECK:STDOUT: %return.param_patt: %pattern_type.7ce = out_param_pattern %return.patt, call_param1 [concrete]
  128. // CHECK:STDOUT: } {
  129. // CHECK:STDOUT: %int_32.loc6: Core.IntLiteral = int_value 32 [concrete = constants.%int_32]
  130. // CHECK:STDOUT: %i32.loc6: type = class_type @Int, @Int(constants.%int_32) [concrete = constants.%i32]
  131. // CHECK:STDOUT: %self.param.loc6: %ptr.e71 = value_param call_param0
  132. // CHECK:STDOUT: %.loc6: type = splice_block %ptr.loc6 [concrete = constants.%ptr.e71] {
  133. // CHECK:STDOUT: %Self.ref.loc6: type = name_ref Self, constants.%Class [concrete = constants.%Class]
  134. // CHECK:STDOUT: %ptr.loc6: type = ptr_type %Self.ref.loc6 [concrete = constants.%ptr.e71]
  135. // CHECK:STDOUT: }
  136. // CHECK:STDOUT: %self.loc6: %ptr.e71 = bind_name self, %self.param.loc6
  137. // CHECK:STDOUT: %return.param.loc6: ref %i32 = out_param call_param1
  138. // CHECK:STDOUT: %return.loc6: ref %i32 = return_slot %return.param.loc6
  139. // CHECK:STDOUT: }
  140. // CHECK:STDOUT: %int_32: Core.IntLiteral = int_value 32 [concrete = constants.%int_32]
  141. // CHECK:STDOUT: %i32: type = class_type @Int, @Int(constants.%int_32) [concrete = constants.%i32]
  142. // CHECK:STDOUT: %.loc8: %Class.elem = field_decl n, element0 [concrete]
  143. // CHECK:STDOUT: %struct_type.n: type = struct_type {.n: %i32} [concrete = constants.%struct_type.n]
  144. // CHECK:STDOUT: %complete_type: <witness> = complete_type_witness %struct_type.n [concrete = constants.%complete_type.54b]
  145. // CHECK:STDOUT: complete_type_witness = %complete_type
  146. // CHECK:STDOUT:
  147. // CHECK:STDOUT: !members:
  148. // CHECK:STDOUT: .Self = constants.%Class
  149. // CHECK:STDOUT: .F = %F.decl
  150. // CHECK:STDOUT: .G = %G.decl
  151. // CHECK:STDOUT: .n = %.loc8
  152. // CHECK:STDOUT: }
  153. // CHECK:STDOUT:
  154. // CHECK:STDOUT: fn @F(%self.param.loc11: %Class) -> %i32 {
  155. // CHECK:STDOUT: !entry:
  156. // CHECK:STDOUT: %self.ref: %Class = name_ref self, %self.loc11
  157. // CHECK:STDOUT: %n.ref: %Class.elem = name_ref n, @Class.%.loc8 [concrete = @Class.%.loc8]
  158. // CHECK:STDOUT: %.loc12_14.1: ref %i32 = class_element_access %self.ref, element0
  159. // CHECK:STDOUT: %.loc12_14.2: %i32 = bind_value %.loc12_14.1
  160. // CHECK:STDOUT: return %.loc12_14.2
  161. // CHECK:STDOUT: }
  162. // CHECK:STDOUT:
  163. // CHECK:STDOUT: fn @G(%self.param.loc15: %ptr.e71) -> %i32 {
  164. // CHECK:STDOUT: !entry:
  165. // CHECK:STDOUT: %self.ref: %ptr.e71 = name_ref self, %self.loc15
  166. // CHECK:STDOUT: %.loc16_11: ref %Class = deref %self.ref
  167. // CHECK:STDOUT: %n.ref: %Class.elem = name_ref n, @Class.%.loc8 [concrete = @Class.%.loc8]
  168. // CHECK:STDOUT: %.loc16_17.1: ref %i32 = class_element_access %.loc16_11, element0
  169. // CHECK:STDOUT: %.loc16_17.2: %i32 = bind_value %.loc16_17.1
  170. // CHECK:STDOUT: return %.loc16_17.2
  171. // CHECK:STDOUT: }
  172. // CHECK:STDOUT:
  173. // CHECK:STDOUT: --- fail_return_self_value.carbon
  174. // CHECK:STDOUT:
  175. // CHECK:STDOUT: constants {
  176. // CHECK:STDOUT: %Class: type = class_type @Class [concrete]
  177. // CHECK:STDOUT: %pattern_type.761: type = pattern_type %Class [concrete]
  178. // CHECK:STDOUT: %ImplicitAs.type.cc7: type = generic_interface_type @ImplicitAs [concrete]
  179. // CHECK:STDOUT: %ImplicitAs.generic: %ImplicitAs.type.cc7 = struct_value () [concrete]
  180. // CHECK:STDOUT: %F.type: type = fn_type @F [concrete]
  181. // CHECK:STDOUT: %F: %F.type = struct_value () [concrete]
  182. // CHECK:STDOUT: %empty_struct_type: type = struct_type {} [concrete]
  183. // CHECK:STDOUT: %complete_type: <witness> = complete_type_witness %empty_struct_type [concrete]
  184. // CHECK:STDOUT: }
  185. // CHECK:STDOUT:
  186. // CHECK:STDOUT: imports {
  187. // CHECK:STDOUT: %Core: <namespace> = namespace file.%Core.import, [concrete] {
  188. // CHECK:STDOUT: .ImplicitAs = %Core.ImplicitAs
  189. // CHECK:STDOUT: import Core//prelude
  190. // CHECK:STDOUT: import Core//prelude/...
  191. // CHECK:STDOUT: }
  192. // CHECK:STDOUT: %Core.ImplicitAs: %ImplicitAs.type.cc7 = import_ref Core//prelude/operators/as, ImplicitAs, loaded [concrete = constants.%ImplicitAs.generic]
  193. // CHECK:STDOUT: }
  194. // CHECK:STDOUT:
  195. // CHECK:STDOUT: file {
  196. // CHECK:STDOUT: package: <namespace> = namespace [concrete] {
  197. // CHECK:STDOUT: .Core = imports.%Core
  198. // CHECK:STDOUT: .Class = %Class.decl
  199. // CHECK:STDOUT: }
  200. // CHECK:STDOUT: %Core.import = import Core
  201. // CHECK:STDOUT: %Class.decl: type = class_decl @Class [concrete = constants.%Class] {} {}
  202. // CHECK:STDOUT: }
  203. // CHECK:STDOUT:
  204. // CHECK:STDOUT: class @Class {
  205. // CHECK:STDOUT: %F.decl: %F.type = fn_decl @F [concrete = constants.%F] {
  206. // CHECK:STDOUT: %self.patt: %pattern_type.761 = binding_pattern self [concrete]
  207. // CHECK:STDOUT: %self.param_patt: %pattern_type.761 = value_param_pattern %self.patt, call_param0 [concrete]
  208. // CHECK:STDOUT: %return.patt: <error> = return_slot_pattern [concrete]
  209. // CHECK:STDOUT: %return.param_patt: <error> = out_param_pattern %return.patt, call_param1 [concrete]
  210. // CHECK:STDOUT: } {
  211. // CHECK:STDOUT: %self.ref: %Class = name_ref self, %self
  212. // CHECK:STDOUT: %.loc12: type = converted %self.ref, <error> [concrete = <error>]
  213. // CHECK:STDOUT: %self.param: %Class = value_param call_param0
  214. // CHECK:STDOUT: %Self.ref: type = name_ref Self, constants.%Class [concrete = constants.%Class]
  215. // CHECK:STDOUT: %self: %Class = bind_name self, %self.param
  216. // CHECK:STDOUT: %return.param: ref <error> = out_param call_param1
  217. // CHECK:STDOUT: %return: ref <error> = return_slot %return.param
  218. // CHECK:STDOUT: }
  219. // CHECK:STDOUT: %empty_struct_type: type = struct_type {} [concrete = constants.%empty_struct_type]
  220. // CHECK:STDOUT: %complete_type: <witness> = complete_type_witness %empty_struct_type [concrete = constants.%complete_type]
  221. // CHECK:STDOUT: complete_type_witness = %complete_type
  222. // CHECK:STDOUT:
  223. // CHECK:STDOUT: !members:
  224. // CHECK:STDOUT: .Self = constants.%Class
  225. // CHECK:STDOUT: .F = %F.decl
  226. // CHECK:STDOUT: }
  227. // CHECK:STDOUT:
  228. // CHECK:STDOUT: fn @F(%self.param: %Class) -> <error>;
  229. // CHECK:STDOUT: