fail_redefined.carbon 16 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/function/builtin/fail_redefined.carbon
  8. // TIP: To dump output, run:
  9. // TIP: bazel run //toolchain/testing:file_test -- --dump_output --file_tests=toolchain/check/testdata/function/builtin/fail_redefined.carbon
  10. fn A(n: i32, m: i32) -> i32 = "int.sadd";
  11. // CHECK:STDERR: fail_redefined.carbon:[[@LINE+7]]:1: error: redefinition of `fn A` [RedeclRedef]
  12. // CHECK:STDERR: fn A(n: i32, m: i32) -> i32 { return n; }
  13. // CHECK:STDERR: ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  14. // CHECK:STDERR: fail_redefined.carbon:[[@LINE-4]]:1: note: previously defined here [RedeclPrevDef]
  15. // CHECK:STDERR: fn A(n: i32, m: i32) -> i32 = "int.sadd";
  16. // CHECK:STDERR: ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  17. // CHECK:STDERR:
  18. fn A(n: i32, m: i32) -> i32 { return n; }
  19. fn B(n: i32, m: i32) -> i32 { return n; }
  20. // CHECK:STDERR: fail_redefined.carbon:[[@LINE+7]]:1: error: redefinition of `fn B` [RedeclRedef]
  21. // CHECK:STDERR: fn B(n: i32, m: i32) -> i32 = "int.sadd";
  22. // CHECK:STDERR: ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  23. // CHECK:STDERR: fail_redefined.carbon:[[@LINE-4]]:1: note: previously defined here [RedeclPrevDef]
  24. // CHECK:STDERR: fn B(n: i32, m: i32) -> i32 { return n; }
  25. // CHECK:STDERR: ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  26. // CHECK:STDERR:
  27. fn B(n: i32, m: i32) -> i32 = "int.sadd";
  28. fn C(n: i32, m: i32) -> i32 = "int.sadd";
  29. // CHECK:STDERR: fail_redefined.carbon:[[@LINE+7]]:1: error: redefinition of `fn C` [RedeclRedef]
  30. // CHECK:STDERR: fn C(n: i32, m: i32) -> i32 = "int.sadd";
  31. // CHECK:STDERR: ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  32. // CHECK:STDERR: fail_redefined.carbon:[[@LINE-4]]:1: note: previously defined here [RedeclPrevDef]
  33. // CHECK:STDERR: fn C(n: i32, m: i32) -> i32 = "int.sadd";
  34. // CHECK:STDERR: ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  35. // CHECK:STDERR:
  36. fn C(n: i32, m: i32) -> i32 = "int.sadd";
  37. // CHECK:STDOUT: --- fail_redefined.carbon
  38. // CHECK:STDOUT:
  39. // CHECK:STDOUT: constants {
  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: %A.type.00d7e7.1: type = fn_type @A.1 [concrete]
  46. // CHECK:STDOUT: %A.1db889.1: %A.type.00d7e7.1 = struct_value () [concrete]
  47. // CHECK:STDOUT: %A.type.00d7e7.2: type = fn_type @A.2 [concrete]
  48. // CHECK:STDOUT: %A.1db889.2: %A.type.00d7e7.2 = struct_value () [concrete]
  49. // CHECK:STDOUT: %B.type.e168e5.1: type = fn_type @B.1 [concrete]
  50. // CHECK:STDOUT: %B.d1e2df.1: %B.type.e168e5.1 = struct_value () [concrete]
  51. // CHECK:STDOUT: %B.type.e168e5.2: type = fn_type @B.2 [concrete]
  52. // CHECK:STDOUT: %B.d1e2df.2: %B.type.e168e5.2 = struct_value () [concrete]
  53. // CHECK:STDOUT: %C.type.de0bfe.1: type = fn_type @C.1 [concrete]
  54. // CHECK:STDOUT: %C.1b0370.1: %C.type.de0bfe.1 = struct_value () [concrete]
  55. // CHECK:STDOUT: %C.type.de0bfe.2: type = fn_type @C.2 [concrete]
  56. // CHECK:STDOUT: %C.1b0370.2: %C.type.de0bfe.2 = struct_value () [concrete]
  57. // CHECK:STDOUT: }
  58. // CHECK:STDOUT:
  59. // CHECK:STDOUT: imports {
  60. // CHECK:STDOUT: %Core: <namespace> = namespace file.%Core.import, [concrete] {
  61. // CHECK:STDOUT: .Int = %Core.Int
  62. // CHECK:STDOUT: import Core//prelude
  63. // CHECK:STDOUT: import Core//prelude/...
  64. // CHECK:STDOUT: }
  65. // CHECK:STDOUT: %Core.Int: %Int.type = import_ref Core//prelude/types/int, Int, loaded [concrete = constants.%Int.generic]
  66. // CHECK:STDOUT: }
  67. // CHECK:STDOUT:
  68. // CHECK:STDOUT: file {
  69. // CHECK:STDOUT: package: <namespace> = namespace [concrete] {
  70. // CHECK:STDOUT: .Core = imports.%Core
  71. // CHECK:STDOUT: .A = %A.decl.loc11
  72. // CHECK:STDOUT: .B = %B.decl.loc21
  73. // CHECK:STDOUT: .C = %C.decl.loc31
  74. // CHECK:STDOUT: }
  75. // CHECK:STDOUT: %Core.import = import Core
  76. // CHECK:STDOUT: %A.decl.loc11: %A.type.00d7e7.1 = fn_decl @A.1 [concrete = constants.%A.1db889.1] {
  77. // CHECK:STDOUT: %n.patt: %pattern_type.7ce = binding_pattern n [concrete]
  78. // CHECK:STDOUT: %n.param_patt: %pattern_type.7ce = value_param_pattern %n.patt, call_param0 [concrete]
  79. // CHECK:STDOUT: %m.patt: %pattern_type.7ce = binding_pattern m [concrete]
  80. // CHECK:STDOUT: %m.param_patt: %pattern_type.7ce = value_param_pattern %m.patt, call_param1 [concrete]
  81. // CHECK:STDOUT: %return.patt: %pattern_type.7ce = return_slot_pattern [concrete]
  82. // CHECK:STDOUT: %return.param_patt: %pattern_type.7ce = out_param_pattern %return.patt, call_param2 [concrete]
  83. // CHECK:STDOUT: } {
  84. // CHECK:STDOUT: %int_32.loc11_25: Core.IntLiteral = int_value 32 [concrete = constants.%int_32]
  85. // CHECK:STDOUT: %i32.loc11_25: type = class_type @Int, @Int(constants.%int_32) [concrete = constants.%i32]
  86. // CHECK:STDOUT: %n.param: %i32 = value_param call_param0
  87. // CHECK:STDOUT: %.loc11_9: type = splice_block %i32.loc11_9 [concrete = constants.%i32] {
  88. // CHECK:STDOUT: %int_32.loc11_9: Core.IntLiteral = int_value 32 [concrete = constants.%int_32]
  89. // CHECK:STDOUT: %i32.loc11_9: type = class_type @Int, @Int(constants.%int_32) [concrete = constants.%i32]
  90. // CHECK:STDOUT: }
  91. // CHECK:STDOUT: %n: %i32 = bind_name n, %n.param
  92. // CHECK:STDOUT: %m.param: %i32 = value_param call_param1
  93. // CHECK:STDOUT: %.loc11_17: type = splice_block %i32.loc11_17 [concrete = constants.%i32] {
  94. // CHECK:STDOUT: %int_32.loc11_17: Core.IntLiteral = int_value 32 [concrete = constants.%int_32]
  95. // CHECK:STDOUT: %i32.loc11_17: type = class_type @Int, @Int(constants.%int_32) [concrete = constants.%i32]
  96. // CHECK:STDOUT: }
  97. // CHECK:STDOUT: %m: %i32 = bind_name m, %m.param
  98. // CHECK:STDOUT: %return.param: ref %i32 = out_param call_param2
  99. // CHECK:STDOUT: %return: ref %i32 = return_slot %return.param
  100. // CHECK:STDOUT: }
  101. // CHECK:STDOUT: %A.decl.loc19: %A.type.00d7e7.2 = fn_decl @A.2 [concrete = constants.%A.1db889.2] {
  102. // CHECK:STDOUT: %n.patt: %pattern_type.7ce = binding_pattern n [concrete]
  103. // CHECK:STDOUT: %n.param_patt: %pattern_type.7ce = value_param_pattern %n.patt, call_param0 [concrete]
  104. // CHECK:STDOUT: %m.patt: %pattern_type.7ce = binding_pattern m [concrete]
  105. // CHECK:STDOUT: %m.param_patt: %pattern_type.7ce = value_param_pattern %m.patt, call_param1 [concrete]
  106. // CHECK:STDOUT: %return.patt: %pattern_type.7ce = return_slot_pattern [concrete]
  107. // CHECK:STDOUT: %return.param_patt: %pattern_type.7ce = out_param_pattern %return.patt, call_param2 [concrete]
  108. // CHECK:STDOUT: } {
  109. // CHECK:STDOUT: %int_32.loc19_25: Core.IntLiteral = int_value 32 [concrete = constants.%int_32]
  110. // CHECK:STDOUT: %i32.loc19_25: type = class_type @Int, @Int(constants.%int_32) [concrete = constants.%i32]
  111. // CHECK:STDOUT: %n.param: %i32 = value_param call_param0
  112. // CHECK:STDOUT: %.loc19_9: type = splice_block %i32.loc19_9 [concrete = constants.%i32] {
  113. // CHECK:STDOUT: %int_32.loc19_9: Core.IntLiteral = int_value 32 [concrete = constants.%int_32]
  114. // CHECK:STDOUT: %i32.loc19_9: type = class_type @Int, @Int(constants.%int_32) [concrete = constants.%i32]
  115. // CHECK:STDOUT: }
  116. // CHECK:STDOUT: %n: %i32 = bind_name n, %n.param
  117. // CHECK:STDOUT: %m.param: %i32 = value_param call_param1
  118. // CHECK:STDOUT: %.loc19_17: type = splice_block %i32.loc19_17 [concrete = constants.%i32] {
  119. // CHECK:STDOUT: %int_32.loc19_17: Core.IntLiteral = int_value 32 [concrete = constants.%int_32]
  120. // CHECK:STDOUT: %i32.loc19_17: type = class_type @Int, @Int(constants.%int_32) [concrete = constants.%i32]
  121. // CHECK:STDOUT: }
  122. // CHECK:STDOUT: %m: %i32 = bind_name m, %m.param
  123. // CHECK:STDOUT: %return.param: ref %i32 = out_param call_param2
  124. // CHECK:STDOUT: %return: ref %i32 = return_slot %return.param
  125. // CHECK:STDOUT: }
  126. // CHECK:STDOUT: %B.decl.loc21: %B.type.e168e5.1 = fn_decl @B.1 [concrete = constants.%B.d1e2df.1] {
  127. // CHECK:STDOUT: %n.patt: %pattern_type.7ce = binding_pattern n [concrete]
  128. // CHECK:STDOUT: %n.param_patt: %pattern_type.7ce = value_param_pattern %n.patt, call_param0 [concrete]
  129. // CHECK:STDOUT: %m.patt: %pattern_type.7ce = binding_pattern m [concrete]
  130. // CHECK:STDOUT: %m.param_patt: %pattern_type.7ce = value_param_pattern %m.patt, call_param1 [concrete]
  131. // CHECK:STDOUT: %return.patt: %pattern_type.7ce = return_slot_pattern [concrete]
  132. // CHECK:STDOUT: %return.param_patt: %pattern_type.7ce = out_param_pattern %return.patt, call_param2 [concrete]
  133. // CHECK:STDOUT: } {
  134. // CHECK:STDOUT: %int_32.loc21_25: Core.IntLiteral = int_value 32 [concrete = constants.%int_32]
  135. // CHECK:STDOUT: %i32.loc21_25: type = class_type @Int, @Int(constants.%int_32) [concrete = constants.%i32]
  136. // CHECK:STDOUT: %n.param: %i32 = value_param call_param0
  137. // CHECK:STDOUT: %.loc21_9: type = splice_block %i32.loc21_9 [concrete = constants.%i32] {
  138. // CHECK:STDOUT: %int_32.loc21_9: Core.IntLiteral = int_value 32 [concrete = constants.%int_32]
  139. // CHECK:STDOUT: %i32.loc21_9: type = class_type @Int, @Int(constants.%int_32) [concrete = constants.%i32]
  140. // CHECK:STDOUT: }
  141. // CHECK:STDOUT: %n: %i32 = bind_name n, %n.param
  142. // CHECK:STDOUT: %m.param: %i32 = value_param call_param1
  143. // CHECK:STDOUT: %.loc21_17: type = splice_block %i32.loc21_17 [concrete = constants.%i32] {
  144. // CHECK:STDOUT: %int_32.loc21_17: Core.IntLiteral = int_value 32 [concrete = constants.%int_32]
  145. // CHECK:STDOUT: %i32.loc21_17: type = class_type @Int, @Int(constants.%int_32) [concrete = constants.%i32]
  146. // CHECK:STDOUT: }
  147. // CHECK:STDOUT: %m: %i32 = bind_name m, %m.param
  148. // CHECK:STDOUT: %return.param: ref %i32 = out_param call_param2
  149. // CHECK:STDOUT: %return: ref %i32 = return_slot %return.param
  150. // CHECK:STDOUT: }
  151. // CHECK:STDOUT: %B.decl.loc29: %B.type.e168e5.2 = fn_decl @B.2 [concrete = constants.%B.d1e2df.2] {
  152. // CHECK:STDOUT: %n.patt: %pattern_type.7ce = binding_pattern n [concrete]
  153. // CHECK:STDOUT: %n.param_patt: %pattern_type.7ce = value_param_pattern %n.patt, call_param0 [concrete]
  154. // CHECK:STDOUT: %m.patt: %pattern_type.7ce = binding_pattern m [concrete]
  155. // CHECK:STDOUT: %m.param_patt: %pattern_type.7ce = value_param_pattern %m.patt, call_param1 [concrete]
  156. // CHECK:STDOUT: %return.patt: %pattern_type.7ce = return_slot_pattern [concrete]
  157. // CHECK:STDOUT: %return.param_patt: %pattern_type.7ce = out_param_pattern %return.patt, call_param2 [concrete]
  158. // CHECK:STDOUT: } {
  159. // CHECK:STDOUT: %int_32.loc29_25: Core.IntLiteral = int_value 32 [concrete = constants.%int_32]
  160. // CHECK:STDOUT: %i32.loc29_25: type = class_type @Int, @Int(constants.%int_32) [concrete = constants.%i32]
  161. // CHECK:STDOUT: %n.param: %i32 = value_param call_param0
  162. // CHECK:STDOUT: %.loc29_9: type = splice_block %i32.loc29_9 [concrete = constants.%i32] {
  163. // CHECK:STDOUT: %int_32.loc29_9: Core.IntLiteral = int_value 32 [concrete = constants.%int_32]
  164. // CHECK:STDOUT: %i32.loc29_9: type = class_type @Int, @Int(constants.%int_32) [concrete = constants.%i32]
  165. // CHECK:STDOUT: }
  166. // CHECK:STDOUT: %n: %i32 = bind_name n, %n.param
  167. // CHECK:STDOUT: %m.param: %i32 = value_param call_param1
  168. // CHECK:STDOUT: %.loc29_17: type = splice_block %i32.loc29_17 [concrete = constants.%i32] {
  169. // CHECK:STDOUT: %int_32.loc29_17: Core.IntLiteral = int_value 32 [concrete = constants.%int_32]
  170. // CHECK:STDOUT: %i32.loc29_17: type = class_type @Int, @Int(constants.%int_32) [concrete = constants.%i32]
  171. // CHECK:STDOUT: }
  172. // CHECK:STDOUT: %m: %i32 = bind_name m, %m.param
  173. // CHECK:STDOUT: %return.param: ref %i32 = out_param call_param2
  174. // CHECK:STDOUT: %return: ref %i32 = return_slot %return.param
  175. // CHECK:STDOUT: }
  176. // CHECK:STDOUT: %C.decl.loc31: %C.type.de0bfe.1 = fn_decl @C.1 [concrete = constants.%C.1b0370.1] {
  177. // CHECK:STDOUT: %n.patt: %pattern_type.7ce = binding_pattern n [concrete]
  178. // CHECK:STDOUT: %n.param_patt: %pattern_type.7ce = value_param_pattern %n.patt, call_param0 [concrete]
  179. // CHECK:STDOUT: %m.patt: %pattern_type.7ce = binding_pattern m [concrete]
  180. // CHECK:STDOUT: %m.param_patt: %pattern_type.7ce = value_param_pattern %m.patt, call_param1 [concrete]
  181. // CHECK:STDOUT: %return.patt: %pattern_type.7ce = return_slot_pattern [concrete]
  182. // CHECK:STDOUT: %return.param_patt: %pattern_type.7ce = out_param_pattern %return.patt, call_param2 [concrete]
  183. // CHECK:STDOUT: } {
  184. // CHECK:STDOUT: %int_32.loc31_25: Core.IntLiteral = int_value 32 [concrete = constants.%int_32]
  185. // CHECK:STDOUT: %i32.loc31_25: type = class_type @Int, @Int(constants.%int_32) [concrete = constants.%i32]
  186. // CHECK:STDOUT: %n.param: %i32 = value_param call_param0
  187. // CHECK:STDOUT: %.loc31_9: type = splice_block %i32.loc31_9 [concrete = constants.%i32] {
  188. // CHECK:STDOUT: %int_32.loc31_9: Core.IntLiteral = int_value 32 [concrete = constants.%int_32]
  189. // CHECK:STDOUT: %i32.loc31_9: type = class_type @Int, @Int(constants.%int_32) [concrete = constants.%i32]
  190. // CHECK:STDOUT: }
  191. // CHECK:STDOUT: %n: %i32 = bind_name n, %n.param
  192. // CHECK:STDOUT: %m.param: %i32 = value_param call_param1
  193. // CHECK:STDOUT: %.loc31_17: type = splice_block %i32.loc31_17 [concrete = constants.%i32] {
  194. // CHECK:STDOUT: %int_32.loc31_17: Core.IntLiteral = int_value 32 [concrete = constants.%int_32]
  195. // CHECK:STDOUT: %i32.loc31_17: type = class_type @Int, @Int(constants.%int_32) [concrete = constants.%i32]
  196. // CHECK:STDOUT: }
  197. // CHECK:STDOUT: %m: %i32 = bind_name m, %m.param
  198. // CHECK:STDOUT: %return.param: ref %i32 = out_param call_param2
  199. // CHECK:STDOUT: %return: ref %i32 = return_slot %return.param
  200. // CHECK:STDOUT: }
  201. // CHECK:STDOUT: %C.decl.loc39: %C.type.de0bfe.2 = fn_decl @C.2 [concrete = constants.%C.1b0370.2] {
  202. // CHECK:STDOUT: %n.patt: %pattern_type.7ce = binding_pattern n [concrete]
  203. // CHECK:STDOUT: %n.param_patt: %pattern_type.7ce = value_param_pattern %n.patt, call_param0 [concrete]
  204. // CHECK:STDOUT: %m.patt: %pattern_type.7ce = binding_pattern m [concrete]
  205. // CHECK:STDOUT: %m.param_patt: %pattern_type.7ce = value_param_pattern %m.patt, call_param1 [concrete]
  206. // CHECK:STDOUT: %return.patt: %pattern_type.7ce = return_slot_pattern [concrete]
  207. // CHECK:STDOUT: %return.param_patt: %pattern_type.7ce = out_param_pattern %return.patt, call_param2 [concrete]
  208. // CHECK:STDOUT: } {
  209. // CHECK:STDOUT: %int_32.loc39_25: Core.IntLiteral = int_value 32 [concrete = constants.%int_32]
  210. // CHECK:STDOUT: %i32.loc39_25: type = class_type @Int, @Int(constants.%int_32) [concrete = constants.%i32]
  211. // CHECK:STDOUT: %n.param: %i32 = value_param call_param0
  212. // CHECK:STDOUT: %.loc39_9: type = splice_block %i32.loc39_9 [concrete = constants.%i32] {
  213. // CHECK:STDOUT: %int_32.loc39_9: Core.IntLiteral = int_value 32 [concrete = constants.%int_32]
  214. // CHECK:STDOUT: %i32.loc39_9: type = class_type @Int, @Int(constants.%int_32) [concrete = constants.%i32]
  215. // CHECK:STDOUT: }
  216. // CHECK:STDOUT: %n: %i32 = bind_name n, %n.param
  217. // CHECK:STDOUT: %m.param: %i32 = value_param call_param1
  218. // CHECK:STDOUT: %.loc39_17: type = splice_block %i32.loc39_17 [concrete = constants.%i32] {
  219. // CHECK:STDOUT: %int_32.loc39_17: Core.IntLiteral = int_value 32 [concrete = constants.%int_32]
  220. // CHECK:STDOUT: %i32.loc39_17: type = class_type @Int, @Int(constants.%int_32) [concrete = constants.%i32]
  221. // CHECK:STDOUT: }
  222. // CHECK:STDOUT: %m: %i32 = bind_name m, %m.param
  223. // CHECK:STDOUT: %return.param: ref %i32 = out_param call_param2
  224. // CHECK:STDOUT: %return: ref %i32 = return_slot %return.param
  225. // CHECK:STDOUT: }
  226. // CHECK:STDOUT: }
  227. // CHECK:STDOUT:
  228. // CHECK:STDOUT: fn @A.1(%n.param: %i32, %m.param: %i32) -> %i32 = "int.sadd";
  229. // CHECK:STDOUT:
  230. // CHECK:STDOUT: fn @A.2(%n.param: %i32, %m.param: %i32) -> %i32 {
  231. // CHECK:STDOUT: !entry:
  232. // CHECK:STDOUT: %n.ref: %i32 = name_ref n, %n
  233. // CHECK:STDOUT: return %n.ref
  234. // CHECK:STDOUT: }
  235. // CHECK:STDOUT:
  236. // CHECK:STDOUT: fn @B.1(%n.param: %i32, %m.param: %i32) -> %i32 {
  237. // CHECK:STDOUT: !entry:
  238. // CHECK:STDOUT: %n.ref: %i32 = name_ref n, %n
  239. // CHECK:STDOUT: return %n.ref
  240. // CHECK:STDOUT: }
  241. // CHECK:STDOUT:
  242. // CHECK:STDOUT: fn @B.2(%n.param: %i32, %m.param: %i32) -> %i32 = "int.sadd";
  243. // CHECK:STDOUT:
  244. // CHECK:STDOUT: fn @C.1(%n.param: %i32, %m.param: %i32) -> %i32 = "int.sadd";
  245. // CHECK:STDOUT:
  246. // CHECK:STDOUT: fn @C.2(%n.param: %i32, %m.param: %i32) -> %i32 = "int.sadd";
  247. // CHECK:STDOUT: