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tuple_pattern.carbon

tuple_pattern.carbon 37 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/min_prelude/destroy.carbon
    6. 

  6. // EXTRA-ARGS: --custom-core
    7. 

  7. //
    8. 

  8. // AUTOUPDATE
    9. 

  9. // TIP: To test this file alone, run:
    10. 

  10. // TIP:   bazel test //toolchain/testing:file_test --test_arg=--file_tests=toolchain/check/testdata/tuple/min_prelude/tuple_pattern.carbon
    11. 

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

  12. // TIP:   bazel run //toolchain/testing:file_test -- --dump_output --file_tests=toolchain/check/testdata/tuple/min_prelude/tuple_pattern.carbon
    13. 

  13. 

  14. 

  15. // --- basic.carbon
    16. 

  16. 

  17. library "[[@TEST_NAME]]";
    18. 

  18. 

  19. fn F() {
    20. 

  20.   let (x: {}, y: {}) = ({}, {});
    21. 

  21.   var (a: {}, b: {});
    22. 

  22.   var (c: {}, d: {}) = ({}, {});
    23. 

  23. }
    24. 

  24. 

  25. // --- variable.carbon
    26. 

  26. 

  27. library "[[@TEST_NAME]]";
    28. 

  28. 

  29. fn F() {
    30. 

  30.   var tuple: ({}, {}) = ({}, {});
    31. 

  31.   var (x: {}, y: {}) = tuple;
    32. 

  32. }
    33. 

  33. 

  34. fn G() {
    35. 

  35.   let tuple: ({}, {}) = ({}, {});
    36. 

  36.   var (x: {}, y: {}) = tuple;
    37. 

  37. }
    38. 

  38. 

  39. fn MakeTuple() -> ({}, {});
    40. 

  40. 

  41. fn H() {
    42. 

  42.   var (x: {}, y: {}) = MakeTuple();
    43. 

  43. }
    44. 

  44. 

  45. // --- nested.carbon
    46. 

  46. 

  47. library "[[@TEST_NAME]]";
    48. 

  48. 

  49. fn F() {
    50. 

  50.   let (x: {}, (y: {}, z: {})) = ({}, ({}, {}));
    51. 

  51. }
    52. 

  52. 

  53. // --- package_scope.carbon
    54. 

  54. 

  55. library "[[@TEST_NAME]]";
    56. 

  56. 

  57. let (x: {}, y: {}) = ({}, {});
    58. 

  58. 

  59. // --- fail_in_interface.carbon
    60. 

  60. 

  61. library "[[@TEST_NAME]]";
    62. 

  62. 

  63. interface I {
    64. 

  64.   // CHECK:STDERR: fail_in_interface.carbon:[[@LINE+12]]:8: error: found runtime binding pattern in associated constant declaration; expected a `:!` binding [ExpectedSymbolicBindingInAssociatedConstant]
    65. 

  65.   // CHECK:STDERR:   let (x: {}, y: {});
    66. 

  66.   // CHECK:STDERR:        ^~~~~
    67. 

  67.   // CHECK:STDERR:
    68. 

  68.   // CHECK:STDERR: fail_in_interface.carbon:[[@LINE+8]]:15: error: found runtime binding pattern in associated constant declaration; expected a `:!` binding [ExpectedSymbolicBindingInAssociatedConstant]
    69. 

  69.   // CHECK:STDERR:   let (x: {}, y: {});
    70. 

  70.   // CHECK:STDERR:               ^~~~~
    71. 

  71.   // CHECK:STDERR:
    72. 

  72.   // CHECK:STDERR: fail_in_interface.carbon:[[@LINE+4]]:7: error: found tuple pattern in associated constant declaration; expected symbolic binding pattern [ExpectedSingleBindingInAssociatedConstant]
    73. 

  73.   // CHECK:STDERR:   let (x: {}, y: {});
    74. 

  74.   // CHECK:STDERR:       ^~~~~~~~~~~~~~
    75. 

  75.   // CHECK:STDERR:
    76. 

  76.   let (x: {}, y: {});
    77. 

  77. }
    78. 

  78. 

  79. // --- fail_in_class.carbon
    80. 

  80. 

  81. library "[[@TEST_NAME]]";
    82. 

  82. 

  83. class C {
    84. 

  84.   // CHECK:STDERR: fail_in_class.carbon:[[@LINE+8]]:7: error: expected identifier in field declaration [ExpectedFieldIdentifier]
    85. 

  85.   // CHECK:STDERR:   var (x: {}, y: {});
    86. 

  86.   // CHECK:STDERR:       ^
    87. 

  87.   // CHECK:STDERR:
    88. 

  88.   // CHECK:STDERR: fail_in_class.carbon:[[@LINE+4]]:3: error: semantics TODO: `handle invalid parse trees in `check`` [SemanticsTodo]
    89. 

  89.   // CHECK:STDERR:   var (x: {}, y: {});
    90. 

  90.   // CHECK:STDERR:   ^~~~~~~~~~~~~~~~~~~
    91. 

  91.   // CHECK:STDERR:
    92. 

  92.   var (x: {}, y: {});
    93. 

  93. }
    94. 

  94. 

  95. // --- fail_initializer_mismatch.carbon
    96. 

  96. 

  97. library "[[@TEST_NAME]]";
    98. 

  98. 

  99. // CHECK:STDERR: fail_initializer_mismatch.carbon:[[@LINE+4]]:5: error: tuple pattern expects 2 elements, but tuple literal has 1 [TuplePatternSizeDoesntMatchLiteral]
    100. 

  100. // CHECK:STDERR: let (x: {}, y: {}) = ({},);
    101. 

  101. // CHECK:STDERR:     ^~~~~~~~~~~~~~
    102. 

  102. // CHECK:STDERR:
    103. 

  103. let (x: {}, y: {}) = ({},);
    104. 

  104. 

  105. // CHECK:STDERR: fail_initializer_mismatch.carbon:[[@LINE+4]]:5: error: tuple pattern expects 2 elements, but tuple literal has 3 [TuplePatternSizeDoesntMatchLiteral]
    106. 

  106. // CHECK:STDERR: let (a: {}, b: {}) = ({}, {}, {});
    107. 

  107. // CHECK:STDERR:     ^~~~~~~~~~~~~~
    108. 

  108. // CHECK:STDERR:
    109. 

  109. let (a: {}, b: {}) = ({}, {}, {});
    110. 

  110. 

  111. // CHECK:STDOUT: --- basic.carbon
    112. 

  112. // CHECK:STDOUT:
    113. 

  113. // CHECK:STDOUT: constants {
    114. 

  114. // CHECK:STDOUT:   %F.type: type = fn_type @F [concrete]
    115. 

  115. // CHECK:STDOUT:   %F: %F.type = struct_value () [concrete]
    116. 

  116. // CHECK:STDOUT:   %empty_struct_type: type = struct_type {} [concrete]
    117. 

  117. // CHECK:STDOUT:   %pattern_type.a96: type = pattern_type %empty_struct_type [concrete]
    118. 

  118. // CHECK:STDOUT:   %tuple.type.b6b: type = tuple_type (%empty_struct_type, %empty_struct_type) [concrete]
    119. 

  119. // CHECK:STDOUT:   %pattern_type.de4: type = pattern_type %tuple.type.b6b [concrete]
    120. 

  120. // CHECK:STDOUT:   %empty_struct: %empty_struct_type = struct_value () [concrete]
    121. 

  121. // CHECK:STDOUT:   %tuple: %tuple.type.b6b = tuple_value (%empty_struct, %empty_struct) [concrete]
    122. 

  122. // CHECK:STDOUT: }
    123. 

  123. // CHECK:STDOUT:
    124. 

  124. // CHECK:STDOUT: imports {
    125. 

  125. // CHECK:STDOUT:   %Core: <namespace> = namespace file.%Core.import, [concrete] {
    126. 

  126. // CHECK:STDOUT:     import Core//prelude
    127. 

  127. // CHECK:STDOUT:   }
    128. 

  128. // CHECK:STDOUT: }
    129. 

  129. // CHECK:STDOUT:
    130. 

  130. // CHECK:STDOUT: file {
    131. 

  131. // CHECK:STDOUT:   package: <namespace> = namespace [concrete] {
    132. 

  132. // CHECK:STDOUT:     .Core = imports.%Core
    133. 

  133. // CHECK:STDOUT:     .F = %F.decl
    134. 

  134. // CHECK:STDOUT:   }
    135. 

  135. // CHECK:STDOUT:   %Core.import = import Core
    136. 

  136. // CHECK:STDOUT:   %F.decl: %F.type = fn_decl @F [concrete = constants.%F] {} {}
    137. 

  137. // CHECK:STDOUT: }
    138. 

  138. // CHECK:STDOUT:
    139. 

  139. // CHECK:STDOUT: fn @F() {
    140. 

  140. // CHECK:STDOUT: !entry:
    141. 

  141. // CHECK:STDOUT:   name_binding_decl {
    142. 

  142. // CHECK:STDOUT:     %x.patt: %pattern_type.a96 = binding_pattern x [concrete]
    143. 

  143. // CHECK:STDOUT:     %y.patt: %pattern_type.a96 = binding_pattern y [concrete]
    144. 

  144. // CHECK:STDOUT:     %.loc5_20: %pattern_type.de4 = tuple_pattern (%x.patt, %y.patt) [concrete]
    145. 

  145. // CHECK:STDOUT:   }
    146. 

  146. // CHECK:STDOUT:   %.loc5_26.1: %empty_struct_type = struct_literal ()
    147. 

  147. // CHECK:STDOUT:   %.loc5_30.1: %empty_struct_type = struct_literal ()
    148. 

  148. // CHECK:STDOUT:   %.loc5_31: %tuple.type.b6b = tuple_literal (%.loc5_26.1, %.loc5_30.1)
    149. 

  149. // CHECK:STDOUT:   %.loc5_12.1: type = splice_block %.loc5_12.3 [concrete = constants.%empty_struct_type] {
    150. 

  150. // CHECK:STDOUT:     %.loc5_12.2: %empty_struct_type = struct_literal ()
    151. 

  151. // CHECK:STDOUT:     %.loc5_12.3: type = converted %.loc5_12.2, constants.%empty_struct_type [concrete = constants.%empty_struct_type]
    152. 

  152. // CHECK:STDOUT:   }
    153. 

  153. // CHECK:STDOUT:   %empty_struct.loc5_26: %empty_struct_type = struct_value () [concrete = constants.%empty_struct]
    154. 

  154. // CHECK:STDOUT:   %.loc5_26.2: %empty_struct_type = converted %.loc5_26.1, %empty_struct.loc5_26 [concrete = constants.%empty_struct]
    155. 

  155. // CHECK:STDOUT:   %x: %empty_struct_type = bind_name x, %.loc5_26.2
    156. 

  156. // CHECK:STDOUT:   %.loc5_19.1: type = splice_block %.loc5_19.3 [concrete = constants.%empty_struct_type] {
    157. 

  157. // CHECK:STDOUT:     %.loc5_19.2: %empty_struct_type = struct_literal ()
    158. 

  158. // CHECK:STDOUT:     %.loc5_19.3: type = converted %.loc5_19.2, constants.%empty_struct_type [concrete = constants.%empty_struct_type]
    159. 

  159. // CHECK:STDOUT:   }
    160. 

  160. // CHECK:STDOUT:   %empty_struct.loc5_30: %empty_struct_type = struct_value () [concrete = constants.%empty_struct]
    161. 

  161. // CHECK:STDOUT:   %.loc5_30.2: %empty_struct_type = converted %.loc5_30.1, %empty_struct.loc5_30 [concrete = constants.%empty_struct]
    162. 

  162. // CHECK:STDOUT:   %y: %empty_struct_type = bind_name y, %.loc5_30.2
    163. 

  163. // CHECK:STDOUT:   name_binding_decl {
    164. 

  164. // CHECK:STDOUT:     %a.patt: %pattern_type.a96 = binding_pattern a [concrete]
    165. 

  165. // CHECK:STDOUT:     %b.patt: %pattern_type.a96 = binding_pattern b [concrete]
    166. 

  166. // CHECK:STDOUT:     %.loc6_20: %pattern_type.de4 = tuple_pattern (%a.patt, %b.patt) [concrete]
    167. 

  167. // CHECK:STDOUT:     %.loc6_3: %pattern_type.de4 = var_pattern %.loc6_20 [concrete]
    168. 

  168. // CHECK:STDOUT:   }
    169. 

  169. // CHECK:STDOUT:   %.var.loc6: ref %tuple.type.b6b = var <none>
    170. 

  170. // CHECK:STDOUT:   %tuple.elem0.loc6: ref %empty_struct_type = tuple_access %.var.loc6, element0
    171. 

  171. // CHECK:STDOUT:   %tuple.elem1.loc6: ref %empty_struct_type = tuple_access %.var.loc6, element1
    172. 

  172. // CHECK:STDOUT:   %.loc6_12.1: type = splice_block %.loc6_12.3 [concrete = constants.%empty_struct_type] {
    173. 

  173. // CHECK:STDOUT:     %.loc6_12.2: %empty_struct_type = struct_literal ()
    174. 

  174. // CHECK:STDOUT:     %.loc6_12.3: type = converted %.loc6_12.2, constants.%empty_struct_type [concrete = constants.%empty_struct_type]
    175. 

  175. // CHECK:STDOUT:   }
    176. 

  176. // CHECK:STDOUT:   %a: ref %empty_struct_type = bind_name a, %tuple.elem0.loc6
    177. 

  177. // CHECK:STDOUT:   %.loc6_19.1: type = splice_block %.loc6_19.3 [concrete = constants.%empty_struct_type] {
    178. 

  178. // CHECK:STDOUT:     %.loc6_19.2: %empty_struct_type = struct_literal ()
    179. 

  179. // CHECK:STDOUT:     %.loc6_19.3: type = converted %.loc6_19.2, constants.%empty_struct_type [concrete = constants.%empty_struct_type]
    180. 

  180. // CHECK:STDOUT:   }
    181. 

  181. // CHECK:STDOUT:   %b: ref %empty_struct_type = bind_name b, %tuple.elem1.loc6
    182. 

  182. // CHECK:STDOUT:   name_binding_decl {
    183. 

  183. // CHECK:STDOUT:     %c.patt: %pattern_type.a96 = binding_pattern c [concrete]
    184. 

  184. // CHECK:STDOUT:     %d.patt: %pattern_type.a96 = binding_pattern d [concrete]
    185. 

  185. // CHECK:STDOUT:     %.loc7_20: %pattern_type.de4 = tuple_pattern (%c.patt, %d.patt) [concrete]
    186. 

  186. // CHECK:STDOUT:     %.loc7_3.1: %pattern_type.de4 = var_pattern %.loc7_20 [concrete]
    187. 

  187. // CHECK:STDOUT:   }
    188. 

  188. // CHECK:STDOUT:   %.var.loc7: ref %tuple.type.b6b = var <none>
    189. 

  189. // CHECK:STDOUT:   %.loc7_26.1: %empty_struct_type = struct_literal ()
    190. 

  190. // CHECK:STDOUT:   %.loc7_30.1: %empty_struct_type = struct_literal ()
    191. 

  191. // CHECK:STDOUT:   %.loc7_31.1: %tuple.type.b6b = tuple_literal (%.loc7_26.1, %.loc7_30.1)
    192. 

  192. // CHECK:STDOUT:   %tuple.elem0.loc7_31: ref %empty_struct_type = tuple_access %.var.loc7, element0
    193. 

  193. // CHECK:STDOUT:   %.loc7_26.2: init %empty_struct_type = struct_init () to %tuple.elem0.loc7_31 [concrete = constants.%empty_struct]
    194. 

  194. // CHECK:STDOUT:   %.loc7_31.2: init %empty_struct_type = converted %.loc7_26.1, %.loc7_26.2 [concrete = constants.%empty_struct]
    195. 

  195. // CHECK:STDOUT:   %tuple.elem1.loc7_31: ref %empty_struct_type = tuple_access %.var.loc7, element1
    196. 

  196. // CHECK:STDOUT:   %.loc7_30.2: init %empty_struct_type = struct_init () to %tuple.elem1.loc7_31 [concrete = constants.%empty_struct]
    197. 

  197. // CHECK:STDOUT:   %.loc7_31.3: init %empty_struct_type = converted %.loc7_30.1, %.loc7_30.2 [concrete = constants.%empty_struct]
    198. 

  198. // CHECK:STDOUT:   %.loc7_31.4: init %tuple.type.b6b = tuple_init (%.loc7_31.2, %.loc7_31.3) to %.var.loc7 [concrete = constants.%tuple]
    199. 

  199. // CHECK:STDOUT:   %.loc7_3.2: init %tuple.type.b6b = converted %.loc7_31.1, %.loc7_31.4 [concrete = constants.%tuple]
    200. 

  200. // CHECK:STDOUT:   assign %.var.loc7, %.loc7_3.2
    201. 

  201. // CHECK:STDOUT:   %tuple.elem0.loc7_3: ref %empty_struct_type = tuple_access %.var.loc7, element0
    202. 

  202. // CHECK:STDOUT:   %tuple.elem1.loc7_3: ref %empty_struct_type = tuple_access %.var.loc7, element1
    203. 

  203. // CHECK:STDOUT:   %.loc7_12.1: type = splice_block %.loc7_12.3 [concrete = constants.%empty_struct_type] {
    204. 

  204. // CHECK:STDOUT:     %.loc7_12.2: %empty_struct_type = struct_literal ()
    205. 

  205. // CHECK:STDOUT:     %.loc7_12.3: type = converted %.loc7_12.2, constants.%empty_struct_type [concrete = constants.%empty_struct_type]
    206. 

  206. // CHECK:STDOUT:   }
    207. 

  207. // CHECK:STDOUT:   %c: ref %empty_struct_type = bind_name c, %tuple.elem0.loc7_3
    208. 

  208. // CHECK:STDOUT:   %.loc7_19.1: type = splice_block %.loc7_19.3 [concrete = constants.%empty_struct_type] {
    209. 

  209. // CHECK:STDOUT:     %.loc7_19.2: %empty_struct_type = struct_literal ()
    210. 

  210. // CHECK:STDOUT:     %.loc7_19.3: type = converted %.loc7_19.2, constants.%empty_struct_type [concrete = constants.%empty_struct_type]
    211. 

  211. // CHECK:STDOUT:   }
    212. 

  212. // CHECK:STDOUT:   %d: ref %empty_struct_type = bind_name d, %tuple.elem1.loc7_3
    213. 

  213. // CHECK:STDOUT:   return
    214. 

  214. // CHECK:STDOUT: }
    215. 

  215. // CHECK:STDOUT:
    216. 

  216. // CHECK:STDOUT: --- variable.carbon
    217. 

  217. // CHECK:STDOUT:
    218. 

  218. // CHECK:STDOUT: constants {
    219. 

  219. // CHECK:STDOUT:   %F.type: type = fn_type @F [concrete]
    220. 

  220. // CHECK:STDOUT:   %F: %F.type = struct_value () [concrete]
    221. 

  221. // CHECK:STDOUT:   %empty_struct_type: type = struct_type {} [concrete]
    222. 

  222. // CHECK:STDOUT:   %tuple.type.b6b: type = tuple_type (%empty_struct_type, %empty_struct_type) [concrete]
    223. 

  223. // CHECK:STDOUT:   %pattern_type.de4: type = pattern_type %tuple.type.b6b [concrete]
    224. 

  224. // CHECK:STDOUT:   %empty_struct: %empty_struct_type = struct_value () [concrete]
    225. 

  225. // CHECK:STDOUT:   %tuple: %tuple.type.b6b = tuple_value (%empty_struct, %empty_struct) [concrete]
    226. 

  226. // CHECK:STDOUT:   %pattern_type.a96: type = pattern_type %empty_struct_type [concrete]
    227. 

  227. // CHECK:STDOUT:   %G.type: type = fn_type @G [concrete]
    228. 

  228. // CHECK:STDOUT:   %G: %G.type = struct_value () [concrete]
    229. 

  229. // CHECK:STDOUT:   %MakeTuple.type: type = fn_type @MakeTuple [concrete]
    230. 

  230. // CHECK:STDOUT:   %MakeTuple: %MakeTuple.type = struct_value () [concrete]
    231. 

  231. // CHECK:STDOUT:   %H.type: type = fn_type @H [concrete]
    232. 

  232. // CHECK:STDOUT:   %H: %H.type = struct_value () [concrete]
    233. 

  233. // CHECK:STDOUT: }
    234. 

  234. // CHECK:STDOUT:
    235. 

  235. // CHECK:STDOUT: imports {
    236. 

  236. // CHECK:STDOUT:   %Core: <namespace> = namespace file.%Core.import, [concrete] {
    237. 

  237. // CHECK:STDOUT:     import Core//prelude
    238. 

  238. // CHECK:STDOUT:   }
    239. 

  239. // CHECK:STDOUT: }
    240. 

  240. // CHECK:STDOUT:
    241. 

  241. // CHECK:STDOUT: file {
    242. 

  242. // CHECK:STDOUT:   package: <namespace> = namespace [concrete] {
    243. 

  243. // CHECK:STDOUT:     .Core = imports.%Core
    244. 

  244. // CHECK:STDOUT:     .F = %F.decl
    245. 

  245. // CHECK:STDOUT:     .G = %G.decl
    246. 

  246. // CHECK:STDOUT:     .MakeTuple = %MakeTuple.decl
    247. 

  247. // CHECK:STDOUT:     .H = %H.decl
    248. 

  248. // CHECK:STDOUT:   }
    249. 

  249. // CHECK:STDOUT:   %Core.import = import Core
    250. 

  250. // CHECK:STDOUT:   %F.decl: %F.type = fn_decl @F [concrete = constants.%F] {} {}
    251. 

  251. // CHECK:STDOUT:   %G.decl: %G.type = fn_decl @G [concrete = constants.%G] {} {}
    252. 

  252. // CHECK:STDOUT:   %MakeTuple.decl: %MakeTuple.type = fn_decl @MakeTuple [concrete = constants.%MakeTuple] {
    253. 

  253. // CHECK:STDOUT:     %return.patt: %pattern_type.de4 = return_slot_pattern [concrete]
    254. 

  254. // CHECK:STDOUT:     %return.param_patt: %pattern_type.de4 = out_param_pattern %return.patt, call_param0 [concrete]
    255. 

  255. // CHECK:STDOUT:   } {
    256. 

  256. // CHECK:STDOUT:     %.loc14_21: %empty_struct_type = struct_literal ()
    257. 

  257. // CHECK:STDOUT:     %.loc14_25: %empty_struct_type = struct_literal ()
    258. 

  258. // CHECK:STDOUT:     %.loc14_26.1: %tuple.type.b6b = tuple_literal (%.loc14_21, %.loc14_25)
    259. 

  259. // CHECK:STDOUT:     %.loc14_26.2: type = converted %.loc14_21, constants.%empty_struct_type [concrete = constants.%empty_struct_type]
    260. 

  260. // CHECK:STDOUT:     %.loc14_26.3: type = converted %.loc14_25, constants.%empty_struct_type [concrete = constants.%empty_struct_type]
    261. 

  261. // CHECK:STDOUT:     %.loc14_26.4: type = converted %.loc14_26.1, constants.%tuple.type.b6b [concrete = constants.%tuple.type.b6b]
    262. 

  262. // CHECK:STDOUT:     %return.param: ref %tuple.type.b6b = out_param call_param0
    263. 

  263. // CHECK:STDOUT:     %return: ref %tuple.type.b6b = return_slot %return.param
    264. 

  264. // CHECK:STDOUT:   }
    265. 

  265. // CHECK:STDOUT:   %H.decl: %H.type = fn_decl @H [concrete = constants.%H] {} {}
    266. 

  266. // CHECK:STDOUT: }
    267. 

  267. // CHECK:STDOUT:
    268. 

  268. // CHECK:STDOUT: fn @F() {
    269. 

  269. // CHECK:STDOUT: !entry:
    270. 

  270. // CHECK:STDOUT:   name_binding_decl {
    271. 

  271. // CHECK:STDOUT:     %tuple.patt: %pattern_type.de4 = binding_pattern tuple [concrete]
    272. 

  272. // CHECK:STDOUT:     %.loc5_3.1: %pattern_type.de4 = var_pattern %tuple.patt [concrete]
    273. 

  273. // CHECK:STDOUT:   }
    274. 

  274. // CHECK:STDOUT:   %tuple.var: ref %tuple.type.b6b = var tuple
    275. 

  275. // CHECK:STDOUT:   %.loc5_27.1: %empty_struct_type = struct_literal ()
    276. 

  276. // CHECK:STDOUT:   %.loc5_31.1: %empty_struct_type = struct_literal ()
    277. 

  277. // CHECK:STDOUT:   %.loc5_32.1: %tuple.type.b6b = tuple_literal (%.loc5_27.1, %.loc5_31.1)
    278. 

  278. // CHECK:STDOUT:   %tuple.elem0.loc5: ref %empty_struct_type = tuple_access %tuple.var, element0
    279. 

  279. // CHECK:STDOUT:   %.loc5_27.2: init %empty_struct_type = struct_init () to %tuple.elem0.loc5 [concrete = constants.%empty_struct]
    280. 

  280. // CHECK:STDOUT:   %.loc5_32.2: init %empty_struct_type = converted %.loc5_27.1, %.loc5_27.2 [concrete = constants.%empty_struct]
    281. 

  281. // CHECK:STDOUT:   %tuple.elem1.loc5: ref %empty_struct_type = tuple_access %tuple.var, element1
    282. 

  282. // CHECK:STDOUT:   %.loc5_31.2: init %empty_struct_type = struct_init () to %tuple.elem1.loc5 [concrete = constants.%empty_struct]
    283. 

  283. // CHECK:STDOUT:   %.loc5_32.3: init %empty_struct_type = converted %.loc5_31.1, %.loc5_31.2 [concrete = constants.%empty_struct]
    284. 

  284. // CHECK:STDOUT:   %.loc5_32.4: init %tuple.type.b6b = tuple_init (%.loc5_32.2, %.loc5_32.3) to %tuple.var [concrete = constants.%tuple]
    285. 

  285. // CHECK:STDOUT:   %.loc5_3.2: init %tuple.type.b6b = converted %.loc5_32.1, %.loc5_32.4 [concrete = constants.%tuple]
    286. 

  286. // CHECK:STDOUT:   assign %tuple.var, %.loc5_3.2
    287. 

  287. // CHECK:STDOUT:   %.loc5_21.1: type = splice_block %.loc5_21.5 [concrete = constants.%tuple.type.b6b] {
    288. 

  288. // CHECK:STDOUT:     %.loc5_16: %empty_struct_type = struct_literal ()
    289. 

  289. // CHECK:STDOUT:     %.loc5_20: %empty_struct_type = struct_literal ()
    290. 

  290. // CHECK:STDOUT:     %.loc5_21.2: %tuple.type.b6b = tuple_literal (%.loc5_16, %.loc5_20)
    291. 

  291. // CHECK:STDOUT:     %.loc5_21.3: type = converted %.loc5_16, constants.%empty_struct_type [concrete = constants.%empty_struct_type]
    292. 

  292. // CHECK:STDOUT:     %.loc5_21.4: type = converted %.loc5_20, constants.%empty_struct_type [concrete = constants.%empty_struct_type]
    293. 

  293. // CHECK:STDOUT:     %.loc5_21.5: type = converted %.loc5_21.2, constants.%tuple.type.b6b [concrete = constants.%tuple.type.b6b]
    294. 

  294. // CHECK:STDOUT:   }
    295. 

  295. // CHECK:STDOUT:   %tuple: ref %tuple.type.b6b = bind_name tuple, %tuple.var
    296. 

  296. // CHECK:STDOUT:   name_binding_decl {
    297. 

  297. // CHECK:STDOUT:     %x.patt: %pattern_type.a96 = binding_pattern x [concrete]
    298. 

  298. // CHECK:STDOUT:     %y.patt: %pattern_type.a96 = binding_pattern y [concrete]
    299. 

  299. // CHECK:STDOUT:     %.loc6_20: %pattern_type.de4 = tuple_pattern (%x.patt, %y.patt) [concrete]
    300. 

  300. // CHECK:STDOUT:     %.loc6_3.1: %pattern_type.de4 = var_pattern %.loc6_20 [concrete]
    301. 

  301. // CHECK:STDOUT:   }
    302. 

  302. // CHECK:STDOUT:   %.var: ref %tuple.type.b6b = var <none>
    303. 

  303. // CHECK:STDOUT:   %tuple.ref: ref %tuple.type.b6b = name_ref tuple, %tuple
    304. 

  304. // CHECK:STDOUT:   %tuple.elem0.loc6_24.1: ref %empty_struct_type = tuple_access %tuple.ref, element0
    305. 

  305. // CHECK:STDOUT:   %tuple.elem0.loc6_24.2: ref %empty_struct_type = tuple_access %.var, element0
    306. 

  306. // CHECK:STDOUT:   %.loc6_24.1: init %empty_struct_type = struct_init () to %tuple.elem0.loc6_24.2 [concrete = constants.%empty_struct]
    307. 

  307. // CHECK:STDOUT:   %.loc6_24.2: init %empty_struct_type = converted %tuple.elem0.loc6_24.1, %.loc6_24.1 [concrete = constants.%empty_struct]
    308. 

  308. // CHECK:STDOUT:   %tuple.elem1.loc6_24.1: ref %empty_struct_type = tuple_access %tuple.ref, element1
    309. 

  309. // CHECK:STDOUT:   %tuple.elem1.loc6_24.2: ref %empty_struct_type = tuple_access %.var, element1
    310. 

  310. // CHECK:STDOUT:   %.loc6_24.3: init %empty_struct_type = struct_init () to %tuple.elem1.loc6_24.2 [concrete = constants.%empty_struct]
    311. 

  311. // CHECK:STDOUT:   %.loc6_24.4: init %empty_struct_type = converted %tuple.elem1.loc6_24.1, %.loc6_24.3 [concrete = constants.%empty_struct]
    312. 

  312. // CHECK:STDOUT:   %.loc6_24.5: init %tuple.type.b6b = tuple_init (%.loc6_24.2, %.loc6_24.4) to %.var [concrete = constants.%tuple]
    313. 

  313. // CHECK:STDOUT:   %.loc6_3.2: init %tuple.type.b6b = converted %tuple.ref, %.loc6_24.5 [concrete = constants.%tuple]
    314. 

  314. // CHECK:STDOUT:   assign %.var, %.loc6_3.2
    315. 

  315. // CHECK:STDOUT:   %tuple.elem0.loc6_3: ref %empty_struct_type = tuple_access %.var, element0
    316. 

  316. // CHECK:STDOUT:   %tuple.elem1.loc6_3: ref %empty_struct_type = tuple_access %.var, element1
    317. 

  317. // CHECK:STDOUT:   %.loc6_12.1: type = splice_block %.loc6_12.3 [concrete = constants.%empty_struct_type] {
    318. 

  318. // CHECK:STDOUT:     %.loc6_12.2: %empty_struct_type = struct_literal ()
    319. 

  319. // CHECK:STDOUT:     %.loc6_12.3: type = converted %.loc6_12.2, constants.%empty_struct_type [concrete = constants.%empty_struct_type]
    320. 

  320. // CHECK:STDOUT:   }
    321. 

  321. // CHECK:STDOUT:   %x: ref %empty_struct_type = bind_name x, %tuple.elem0.loc6_3
    322. 

  322. // CHECK:STDOUT:   %.loc6_19.1: type = splice_block %.loc6_19.3 [concrete = constants.%empty_struct_type] {
    323. 

  323. // CHECK:STDOUT:     %.loc6_19.2: %empty_struct_type = struct_literal ()
    324. 

  324. // CHECK:STDOUT:     %.loc6_19.3: type = converted %.loc6_19.2, constants.%empty_struct_type [concrete = constants.%empty_struct_type]
    325. 

  325. // CHECK:STDOUT:   }
    326. 

  326. // CHECK:STDOUT:   %y: ref %empty_struct_type = bind_name y, %tuple.elem1.loc6_3
    327. 

  327. // CHECK:STDOUT:   return
    328. 

  328. // CHECK:STDOUT: }
    329. 

  329. // CHECK:STDOUT:
    330. 

  330. // CHECK:STDOUT: fn @G() {
    331. 

  331. // CHECK:STDOUT: !entry:
    332. 

  332. // CHECK:STDOUT:   name_binding_decl {
    333. 

  333. // CHECK:STDOUT:     %tuple.patt: %pattern_type.de4 = binding_pattern tuple [concrete]
    334. 

  334. // CHECK:STDOUT:   }
    335. 

  335. // CHECK:STDOUT:   %.loc10_27: %empty_struct_type = struct_literal ()
    336. 

  336. // CHECK:STDOUT:   %.loc10_31: %empty_struct_type = struct_literal ()
    337. 

  337. // CHECK:STDOUT:   %.loc10_32.1: %tuple.type.b6b = tuple_literal (%.loc10_27, %.loc10_31)
    338. 

  338. // CHECK:STDOUT:   %.loc10_21.1: type = splice_block %.loc10_21.5 [concrete = constants.%tuple.type.b6b] {
    339. 

  339. // CHECK:STDOUT:     %.loc10_16: %empty_struct_type = struct_literal ()
    340. 

  340. // CHECK:STDOUT:     %.loc10_20: %empty_struct_type = struct_literal ()
    341. 

  341. // CHECK:STDOUT:     %.loc10_21.2: %tuple.type.b6b = tuple_literal (%.loc10_16, %.loc10_20)
    342. 

  342. // CHECK:STDOUT:     %.loc10_21.3: type = converted %.loc10_16, constants.%empty_struct_type [concrete = constants.%empty_struct_type]
    343. 

  343. // CHECK:STDOUT:     %.loc10_21.4: type = converted %.loc10_20, constants.%empty_struct_type [concrete = constants.%empty_struct_type]
    344. 

  344. // CHECK:STDOUT:     %.loc10_21.5: type = converted %.loc10_21.2, constants.%tuple.type.b6b [concrete = constants.%tuple.type.b6b]
    345. 

  345. // CHECK:STDOUT:   }
    346. 

  346. // CHECK:STDOUT:   %empty_struct.loc10_27: %empty_struct_type = struct_value () [concrete = constants.%empty_struct]
    347. 

  347. // CHECK:STDOUT:   %.loc10_32.2: %empty_struct_type = converted %.loc10_27, %empty_struct.loc10_27 [concrete = constants.%empty_struct]
    348. 

  348. // CHECK:STDOUT:   %empty_struct.loc10_31: %empty_struct_type = struct_value () [concrete = constants.%empty_struct]
    349. 

  349. // CHECK:STDOUT:   %.loc10_32.3: %empty_struct_type = converted %.loc10_31, %empty_struct.loc10_31 [concrete = constants.%empty_struct]
    350. 

  350. // CHECK:STDOUT:   %tuple.loc10_32: %tuple.type.b6b = tuple_value (%.loc10_32.2, %.loc10_32.3) [concrete = constants.%tuple]
    351. 

  351. // CHECK:STDOUT:   %.loc10_32.4: %tuple.type.b6b = converted %.loc10_32.1, %tuple.loc10_32 [concrete = constants.%tuple]
    352. 

  352. // CHECK:STDOUT:   %tuple.loc10_7: %tuple.type.b6b = bind_name tuple, %.loc10_32.4
    353. 

  353. // CHECK:STDOUT:   name_binding_decl {
    354. 

  354. // CHECK:STDOUT:     %x.patt: %pattern_type.a96 = binding_pattern x [concrete]
    355. 

  355. // CHECK:STDOUT:     %y.patt: %pattern_type.a96 = binding_pattern y [concrete]
    356. 

  356. // CHECK:STDOUT:     %.loc11_20: %pattern_type.de4 = tuple_pattern (%x.patt, %y.patt) [concrete]
    357. 

  357. // CHECK:STDOUT:     %.loc11_3.1: %pattern_type.de4 = var_pattern %.loc11_20 [concrete]
    358. 

  358. // CHECK:STDOUT:   }
    359. 

  359. // CHECK:STDOUT:   %.var: ref %tuple.type.b6b = var <none>
    360. 

  360. // CHECK:STDOUT:   %tuple.ref: %tuple.type.b6b = name_ref tuple, %tuple.loc10_7
    361. 

  361. // CHECK:STDOUT:   %tuple.elem0.loc11_24.1: %empty_struct_type = tuple_access %tuple.ref, element0
    362. 

  362. // CHECK:STDOUT:   %tuple.elem0.loc11_24.2: ref %empty_struct_type = tuple_access %.var, element0
    363. 

  363. // CHECK:STDOUT:   %.loc11_24.1: init %empty_struct_type = struct_init () to %tuple.elem0.loc11_24.2 [concrete = constants.%empty_struct]
    364. 

  364. // CHECK:STDOUT:   %.loc11_24.2: init %empty_struct_type = converted %tuple.elem0.loc11_24.1, %.loc11_24.1 [concrete = constants.%empty_struct]
    365. 

  365. // CHECK:STDOUT:   %tuple.elem1.loc11_24.1: %empty_struct_type = tuple_access %tuple.ref, element1
    366. 

  366. // CHECK:STDOUT:   %tuple.elem1.loc11_24.2: ref %empty_struct_type = tuple_access %.var, element1
    367. 

  367. // CHECK:STDOUT:   %.loc11_24.3: init %empty_struct_type = struct_init () to %tuple.elem1.loc11_24.2 [concrete = constants.%empty_struct]
    368. 

  368. // CHECK:STDOUT:   %.loc11_24.4: init %empty_struct_type = converted %tuple.elem1.loc11_24.1, %.loc11_24.3 [concrete = constants.%empty_struct]
    369. 

  369. // CHECK:STDOUT:   %.loc11_24.5: init %tuple.type.b6b = tuple_init (%.loc11_24.2, %.loc11_24.4) to %.var [concrete = constants.%tuple]
    370. 

  370. // CHECK:STDOUT:   %.loc11_3.2: init %tuple.type.b6b = converted %tuple.ref, %.loc11_24.5 [concrete = constants.%tuple]
    371. 

  371. // CHECK:STDOUT:   assign %.var, %.loc11_3.2
    372. 

  372. // CHECK:STDOUT:   %tuple.elem0.loc11_3: ref %empty_struct_type = tuple_access %.var, element0
    373. 

  373. // CHECK:STDOUT:   %tuple.elem1.loc11_3: ref %empty_struct_type = tuple_access %.var, element1
    374. 

  374. // CHECK:STDOUT:   %.loc11_12.1: type = splice_block %.loc11_12.3 [concrete = constants.%empty_struct_type] {
    375. 

  375. // CHECK:STDOUT:     %.loc11_12.2: %empty_struct_type = struct_literal ()
    376. 

  376. // CHECK:STDOUT:     %.loc11_12.3: type = converted %.loc11_12.2, constants.%empty_struct_type [concrete = constants.%empty_struct_type]
    377. 

  377. // CHECK:STDOUT:   }
    378. 

  378. // CHECK:STDOUT:   %x: ref %empty_struct_type = bind_name x, %tuple.elem0.loc11_3
    379. 

  379. // CHECK:STDOUT:   %.loc11_19.1: type = splice_block %.loc11_19.3 [concrete = constants.%empty_struct_type] {
    380. 

  380. // CHECK:STDOUT:     %.loc11_19.2: %empty_struct_type = struct_literal ()
    381. 

  381. // CHECK:STDOUT:     %.loc11_19.3: type = converted %.loc11_19.2, constants.%empty_struct_type [concrete = constants.%empty_struct_type]
    382. 

  382. // CHECK:STDOUT:   }
    383. 

  383. // CHECK:STDOUT:   %y: ref %empty_struct_type = bind_name y, %tuple.elem1.loc11_3
    384. 

  384. // CHECK:STDOUT:   return
    385. 

  385. // CHECK:STDOUT: }
    386. 

  386. // CHECK:STDOUT:
    387. 

  387. // CHECK:STDOUT: fn @MakeTuple() -> %return.param: %tuple.type.b6b;
    388. 

  388. // CHECK:STDOUT:
    389. 

  389. // CHECK:STDOUT: fn @H() {
    390. 

  390. // CHECK:STDOUT: !entry:
    391. 

  391. // CHECK:STDOUT:   name_binding_decl {
    392. 

  392. // CHECK:STDOUT:     %x.patt: %pattern_type.a96 = binding_pattern x [concrete]
    393. 

  393. // CHECK:STDOUT:     %y.patt: %pattern_type.a96 = binding_pattern y [concrete]
    394. 

  394. // CHECK:STDOUT:     %.loc17_20: %pattern_type.de4 = tuple_pattern (%x.patt, %y.patt) [concrete]
    395. 

  395. // CHECK:STDOUT:     %.loc17_3.1: %pattern_type.de4 = var_pattern %.loc17_20 [concrete]
    396. 

  396. // CHECK:STDOUT:   }
    397. 

  397. // CHECK:STDOUT:   %.var: ref %tuple.type.b6b = var <none>
    398. 

  398. // CHECK:STDOUT:   %MakeTuple.ref: %MakeTuple.type = name_ref MakeTuple, file.%MakeTuple.decl [concrete = constants.%MakeTuple]
    399. 

  399. // CHECK:STDOUT:   %.loc17_3.2: ref %tuple.type.b6b = splice_block %.var {}
    400. 

  400. // CHECK:STDOUT:   %MakeTuple.call: init %tuple.type.b6b = call %MakeTuple.ref() to %.loc17_3.2
    401. 

  401. // CHECK:STDOUT:   assign %.var, %MakeTuple.call
    402. 

  402. // CHECK:STDOUT:   %tuple.elem0: ref %empty_struct_type = tuple_access %.var, element0
    403. 

  403. // CHECK:STDOUT:   %tuple.elem1: ref %empty_struct_type = tuple_access %.var, element1
    404. 

  404. // CHECK:STDOUT:   %.loc17_12.1: type = splice_block %.loc17_12.3 [concrete = constants.%empty_struct_type] {
    405. 

  405. // CHECK:STDOUT:     %.loc17_12.2: %empty_struct_type = struct_literal ()
    406. 

  406. // CHECK:STDOUT:     %.loc17_12.3: type = converted %.loc17_12.2, constants.%empty_struct_type [concrete = constants.%empty_struct_type]
    407. 

  407. // CHECK:STDOUT:   }
    408. 

  408. // CHECK:STDOUT:   %x: ref %empty_struct_type = bind_name x, %tuple.elem0
    409. 

  409. // CHECK:STDOUT:   %.loc17_19.1: type = splice_block %.loc17_19.3 [concrete = constants.%empty_struct_type] {
    410. 

  410. // CHECK:STDOUT:     %.loc17_19.2: %empty_struct_type = struct_literal ()
    411. 

  411. // CHECK:STDOUT:     %.loc17_19.3: type = converted %.loc17_19.2, constants.%empty_struct_type [concrete = constants.%empty_struct_type]
    412. 

  412. // CHECK:STDOUT:   }
    413. 

  413. // CHECK:STDOUT:   %y: ref %empty_struct_type = bind_name y, %tuple.elem1
    414. 

  414. // CHECK:STDOUT:   return
    415. 

  415. // CHECK:STDOUT: }
    416. 

  416. // CHECK:STDOUT:
    417. 

  417. // CHECK:STDOUT: --- nested.carbon
    418. 

  418. // CHECK:STDOUT:
    419. 

  419. // CHECK:STDOUT: constants {
    420. 

  420. // CHECK:STDOUT:   %F.type: type = fn_type @F [concrete]
    421. 

  421. // CHECK:STDOUT:   %F: %F.type = struct_value () [concrete]
    422. 

  422. // CHECK:STDOUT:   %empty_struct_type: type = struct_type {} [concrete]
    423. 

  423. // CHECK:STDOUT:   %pattern_type.a96: type = pattern_type %empty_struct_type [concrete]
    424. 

  424. // CHECK:STDOUT:   %tuple.type.b6b: type = tuple_type (%empty_struct_type, %empty_struct_type) [concrete]
    425. 

  425. // CHECK:STDOUT:   %pattern_type.de4: type = pattern_type %tuple.type.b6b [concrete]
    426. 

  426. // CHECK:STDOUT:   %tuple.type.6ca: type = tuple_type (%empty_struct_type, %tuple.type.b6b) [concrete]
    427. 

  427. // CHECK:STDOUT:   %pattern_type.361: type = pattern_type %tuple.type.6ca [concrete]
    428. 

  428. // CHECK:STDOUT:   %empty_struct: %empty_struct_type = struct_value () [concrete]
    429. 

  429. // CHECK:STDOUT: }
    430. 

  430. // CHECK:STDOUT:
    431. 

  431. // CHECK:STDOUT: imports {
    432. 

  432. // CHECK:STDOUT:   %Core: <namespace> = namespace file.%Core.import, [concrete] {
    433. 

  433. // CHECK:STDOUT:     import Core//prelude
    434. 

  434. // CHECK:STDOUT:   }
    435. 

  435. // CHECK:STDOUT: }
    436. 

  436. // CHECK:STDOUT:
    437. 

  437. // CHECK:STDOUT: file {
    438. 

  438. // CHECK:STDOUT:   package: <namespace> = namespace [concrete] {
    439. 

  439. // CHECK:STDOUT:     .Core = imports.%Core
    440. 

  440. // CHECK:STDOUT:     .F = %F.decl
    441. 

  441. // CHECK:STDOUT:   }
    442. 

  442. // CHECK:STDOUT:   %Core.import = import Core
    443. 

  443. // CHECK:STDOUT:   %F.decl: %F.type = fn_decl @F [concrete = constants.%F] {} {}
    444. 

  444. // CHECK:STDOUT: }
    445. 

  445. // CHECK:STDOUT:
    446. 

  446. // CHECK:STDOUT: fn @F() {
    447. 

  447. // CHECK:STDOUT: !entry:
    448. 

  448. // CHECK:STDOUT:   name_binding_decl {
    449. 

  449. // CHECK:STDOUT:     %x.patt: %pattern_type.a96 = binding_pattern x [concrete]
    450. 

  450. // CHECK:STDOUT:     %y.patt: %pattern_type.a96 = binding_pattern y [concrete]
    451. 

  451. // CHECK:STDOUT:     %z.patt: %pattern_type.a96 = binding_pattern z [concrete]
    452. 

  452. // CHECK:STDOUT:     %.loc5_28: %pattern_type.de4 = tuple_pattern (%y.patt, %z.patt) [concrete]
    453. 

  453. // CHECK:STDOUT:     %.loc5_29: %pattern_type.361 = tuple_pattern (%x.patt, %.loc5_28) [concrete]
    454. 

  454. // CHECK:STDOUT:   }
    455. 

  455. // CHECK:STDOUT:   %.loc5_35.1: %empty_struct_type = struct_literal ()
    456. 

  456. // CHECK:STDOUT:   %.loc5_40.1: %empty_struct_type = struct_literal ()
    457. 

  457. // CHECK:STDOUT:   %.loc5_44.1: %empty_struct_type = struct_literal ()
    458. 

  458. // CHECK:STDOUT:   %.loc5_45: %tuple.type.b6b = tuple_literal (%.loc5_40.1, %.loc5_44.1)
    459. 

  459. // CHECK:STDOUT:   %.loc5_46: %tuple.type.6ca = tuple_literal (%.loc5_35.1, %.loc5_45)
    460. 

  460. // CHECK:STDOUT:   %.loc5_12.1: type = splice_block %.loc5_12.3 [concrete = constants.%empty_struct_type] {
    461. 

  461. // CHECK:STDOUT:     %.loc5_12.2: %empty_struct_type = struct_literal ()
    462. 

  462. // CHECK:STDOUT:     %.loc5_12.3: type = converted %.loc5_12.2, constants.%empty_struct_type [concrete = constants.%empty_struct_type]
    463. 

  463. // CHECK:STDOUT:   }
    464. 

  464. // CHECK:STDOUT:   %empty_struct.loc5_35: %empty_struct_type = struct_value () [concrete = constants.%empty_struct]
    465. 

  465. // CHECK:STDOUT:   %.loc5_35.2: %empty_struct_type = converted %.loc5_35.1, %empty_struct.loc5_35 [concrete = constants.%empty_struct]
    466. 

  466. // CHECK:STDOUT:   %x: %empty_struct_type = bind_name x, %.loc5_35.2
    467. 

  467. // CHECK:STDOUT:   %.loc5_20.1: type = splice_block %.loc5_20.3 [concrete = constants.%empty_struct_type] {
    468. 

  468. // CHECK:STDOUT:     %.loc5_20.2: %empty_struct_type = struct_literal ()
    469. 

  469. // CHECK:STDOUT:     %.loc5_20.3: type = converted %.loc5_20.2, constants.%empty_struct_type [concrete = constants.%empty_struct_type]
    470. 

  470. // CHECK:STDOUT:   }
    471. 

  471. // CHECK:STDOUT:   %empty_struct.loc5_40: %empty_struct_type = struct_value () [concrete = constants.%empty_struct]
    472. 

  472. // CHECK:STDOUT:   %.loc5_40.2: %empty_struct_type = converted %.loc5_40.1, %empty_struct.loc5_40 [concrete = constants.%empty_struct]
    473. 

  473. // CHECK:STDOUT:   %y: %empty_struct_type = bind_name y, %.loc5_40.2
    474. 

  474. // CHECK:STDOUT:   %.loc5_27.1: type = splice_block %.loc5_27.3 [concrete = constants.%empty_struct_type] {
    475. 

  475. // CHECK:STDOUT:     %.loc5_27.2: %empty_struct_type = struct_literal ()
    476. 

  476. // CHECK:STDOUT:     %.loc5_27.3: type = converted %.loc5_27.2, constants.%empty_struct_type [concrete = constants.%empty_struct_type]
    477. 

  477. // CHECK:STDOUT:   }
    478. 

  478. // CHECK:STDOUT:   %empty_struct.loc5_44: %empty_struct_type = struct_value () [concrete = constants.%empty_struct]
    479. 

  479. // CHECK:STDOUT:   %.loc5_44.2: %empty_struct_type = converted %.loc5_44.1, %empty_struct.loc5_44 [concrete = constants.%empty_struct]
    480. 

  480. // CHECK:STDOUT:   %z: %empty_struct_type = bind_name z, %.loc5_44.2
    481. 

  481. // CHECK:STDOUT:   return
    482. 

  482. // CHECK:STDOUT: }
    483. 

  483. // CHECK:STDOUT:
    484. 

  484. // CHECK:STDOUT: --- package_scope.carbon
    485. 

  485. // CHECK:STDOUT:
    486. 

  486. // CHECK:STDOUT: constants {
    487. 

  487. // CHECK:STDOUT:   %empty_struct_type: type = struct_type {} [concrete]
    488. 

  488. // CHECK:STDOUT:   %pattern_type.a96: type = pattern_type %empty_struct_type [concrete]
    489. 

  489. // CHECK:STDOUT:   %tuple.type: type = tuple_type (%empty_struct_type, %empty_struct_type) [concrete]
    490. 

  490. // CHECK:STDOUT:   %pattern_type.de4: type = pattern_type %tuple.type [concrete]
    491. 

  491. // CHECK:STDOUT:   %empty_struct: %empty_struct_type = struct_value () [concrete]
    492. 

  492. // CHECK:STDOUT: }
    493. 

  493. // CHECK:STDOUT:
    494. 

  494. // CHECK:STDOUT: imports {
    495. 

  495. // CHECK:STDOUT:   %Core: <namespace> = namespace file.%Core.import, [concrete] {
    496. 

  496. // CHECK:STDOUT:     import Core//prelude
    497. 

  497. // CHECK:STDOUT:   }
    498. 

  498. // CHECK:STDOUT: }
    499. 

  499. // CHECK:STDOUT:
    500. 

  500. // CHECK:STDOUT: file {
    501. 

  501. // CHECK:STDOUT:   package: <namespace> = namespace [concrete] {
    502. 

  502. // CHECK:STDOUT:     .Core = imports.%Core
    503. 

  503. // CHECK:STDOUT:     .x = %x
    504. 

  504. // CHECK:STDOUT:     .y = %y
    505. 

  505. // CHECK:STDOUT:   }
    506. 

  506. // CHECK:STDOUT:   %Core.import = import Core
    507. 

  507. // CHECK:STDOUT:   name_binding_decl {
    508. 

  508. // CHECK:STDOUT:     %x.patt: %pattern_type.a96 = binding_pattern x [concrete]
    509. 

  509. // CHECK:STDOUT:     %y.patt: %pattern_type.a96 = binding_pattern y [concrete]
    510. 

  510. // CHECK:STDOUT:     %.loc4_18: %pattern_type.de4 = tuple_pattern (%x.patt, %y.patt) [concrete]
    511. 

  511. // CHECK:STDOUT:   }
    512. 

  512. // CHECK:STDOUT:   %.loc4_10.1: type = splice_block %.loc4_10.3 [concrete = constants.%empty_struct_type] {
    513. 

  513. // CHECK:STDOUT:     %.loc4_10.2: %empty_struct_type = struct_literal ()
    514. 

  514. // CHECK:STDOUT:     %.loc4_10.3: type = converted %.loc4_10.2, constants.%empty_struct_type [concrete = constants.%empty_struct_type]
    515. 

  515. // CHECK:STDOUT:   }
    516. 

  516. // CHECK:STDOUT:   %empty_struct.loc4_24: %empty_struct_type = struct_value () [concrete = constants.%empty_struct]
    517. 

  517. // CHECK:STDOUT:   %.loc4_24: %empty_struct_type = converted @__global_init.%.loc4_24, %empty_struct.loc4_24 [concrete = constants.%empty_struct]
    518. 

  518. // CHECK:STDOUT:   %x: %empty_struct_type = bind_name x, %.loc4_24
    519. 

  519. // CHECK:STDOUT:   %.loc4_17.1: type = splice_block %.loc4_17.3 [concrete = constants.%empty_struct_type] {
    520. 

  520. // CHECK:STDOUT:     %.loc4_17.2: %empty_struct_type = struct_literal ()
    521. 

  521. // CHECK:STDOUT:     %.loc4_17.3: type = converted %.loc4_17.2, constants.%empty_struct_type [concrete = constants.%empty_struct_type]
    522. 

  522. // CHECK:STDOUT:   }
    523. 

  523. // CHECK:STDOUT:   %empty_struct.loc4_28: %empty_struct_type = struct_value () [concrete = constants.%empty_struct]
    524. 

  524. // CHECK:STDOUT:   %.loc4_28: %empty_struct_type = converted @__global_init.%.loc4_28, %empty_struct.loc4_28 [concrete = constants.%empty_struct]
    525. 

  525. // CHECK:STDOUT:   %y: %empty_struct_type = bind_name y, %.loc4_28
    526. 

  526. // CHECK:STDOUT: }
    527. 

  527. // CHECK:STDOUT:
    528. 

  528. // CHECK:STDOUT: fn @__global_init() {
    529. 

  529. // CHECK:STDOUT: !entry:
    530. 

  530. // CHECK:STDOUT:   %.loc4_24: %empty_struct_type = struct_literal ()
    531. 

  531. // CHECK:STDOUT:   %.loc4_28: %empty_struct_type = struct_literal ()
    532. 

  532. // CHECK:STDOUT:   %.loc4_29: %tuple.type = tuple_literal (%.loc4_24, %.loc4_28)
    533. 

  533. // CHECK:STDOUT:   return
    534. 

  534. // CHECK:STDOUT: }
    535. 

  535. // CHECK:STDOUT:
    536. 

  536. // CHECK:STDOUT: --- fail_in_interface.carbon
    537. 

  537. // CHECK:STDOUT:
    538. 

  538. // CHECK:STDOUT: constants {
    539. 

  539. // CHECK:STDOUT:   %I.type: type = facet_type <@I> [concrete]
    540. 

  540. // CHECK:STDOUT:   %Self: %I.type = bind_symbolic_name Self, 0 [symbolic]
    541. 

  541. // CHECK:STDOUT: }
    542. 

  542. // CHECK:STDOUT:
    543. 

  543. // CHECK:STDOUT: imports {
    544. 

  544. // CHECK:STDOUT:   %Core: <namespace> = namespace file.%Core.import, [concrete] {
    545. 

  545. // CHECK:STDOUT:     import Core//prelude
    546. 

  546. // CHECK:STDOUT:   }
    547. 

  547. // CHECK:STDOUT: }
    548. 

  548. // CHECK:STDOUT:
    549. 

  549. // CHECK:STDOUT: file {
    550. 

  550. // CHECK:STDOUT:   package: <namespace> = namespace [concrete] {
    551. 

  551. // CHECK:STDOUT:     .Core = imports.%Core
    552. 

  552. // CHECK:STDOUT:     .I = %I.decl
    553. 

  553. // CHECK:STDOUT:   }
    554. 

  554. // CHECK:STDOUT:   %Core.import = import Core
    555. 

  555. // CHECK:STDOUT:   %I.decl: type = interface_decl @I [concrete = constants.%I.type] {} {}
    556. 

  556. // CHECK:STDOUT: }
    557. 

  557. // CHECK:STDOUT:
    558. 

  558. // CHECK:STDOUT: interface @I {
    559. 

  559. // CHECK:STDOUT:   %Self: %I.type = bind_symbolic_name Self, 0 [symbolic = constants.%Self]
    560. 

  560. // CHECK:STDOUT:
    561. 

  561. // CHECK:STDOUT: !members:
    562. 

  562. // CHECK:STDOUT:   .Self = %Self
    563. 

  563. // CHECK:STDOUT:   has_error
    564. 

  564. // CHECK:STDOUT:   witness = ()
    565. 

  565. // CHECK:STDOUT: }
    566. 

  566. // CHECK:STDOUT:
    567. 

  567. // CHECK:STDOUT: --- fail_in_class.carbon
    568. 

  568. // CHECK:STDOUT:
    569. 

  569. // CHECK:STDOUT: constants {
    570. 

  570. // CHECK:STDOUT:   %C: type = class_type @C [concrete]
    571. 

  571. // CHECK:STDOUT: }
    572. 

  572. // CHECK:STDOUT:
    573. 

  573. // CHECK:STDOUT: file {}
    574. 

  574. // CHECK:STDOUT:
    575. 

  575. // CHECK:STDOUT: class @C {
    576. 

  576. // CHECK:STDOUT:   complete_type_witness = invalid
    577. 

  577. // CHECK:STDOUT:
    578. 

  578. // CHECK:STDOUT: !members:
    579. 

  579. // CHECK:STDOUT:   .Self = constants.%C
    580. 

  580. // CHECK:STDOUT: }
    581. 

  581. // CHECK:STDOUT:
    582. 

  582. // CHECK:STDOUT: --- fail_initializer_mismatch.carbon
    583. 

  583. // CHECK:STDOUT:
    584. 

  584. // CHECK:STDOUT: constants {
    585. 

  585. // CHECK:STDOUT:   %empty_struct_type: type = struct_type {} [concrete]
    586. 

  586. // CHECK:STDOUT:   %pattern_type.a96: type = pattern_type %empty_struct_type [concrete]
    587. 

  587. // CHECK:STDOUT:   %tuple.type.b6b: type = tuple_type (%empty_struct_type, %empty_struct_type) [concrete]
    588. 

  588. // CHECK:STDOUT:   %pattern_type.de4: type = pattern_type %tuple.type.b6b [concrete]
    589. 

  589. // CHECK:STDOUT:   %tuple.type.572: type = tuple_type (%empty_struct_type) [concrete]
    590. 

  590. // CHECK:STDOUT:   %tuple.type.8d4: type = tuple_type (%empty_struct_type, %empty_struct_type, %empty_struct_type) [concrete]
    591. 

  591. // CHECK:STDOUT: }
    592. 

  592. // CHECK:STDOUT:
    593. 

  593. // CHECK:STDOUT: imports {
    594. 

  594. // CHECK:STDOUT:   %Core: <namespace> = namespace file.%Core.import, [concrete] {
    595. 

  595. // CHECK:STDOUT:     import Core//prelude
    596. 

  596. // CHECK:STDOUT:   }
    597. 

  597. // CHECK:STDOUT: }
    598. 

  598. // CHECK:STDOUT:
    599. 

  599. // CHECK:STDOUT: file {
    600. 

  600. // CHECK:STDOUT:   package: <namespace> = namespace [concrete] {
    601. 

  601. // CHECK:STDOUT:     .Core = imports.%Core
    602. 

  602. // CHECK:STDOUT:     .x = <unexpected>.inst21.loc8_6
    603. 

  603. // CHECK:STDOUT:     .y = <unexpected>.inst26.loc8_13
    604. 

  604. // CHECK:STDOUT:     .a = <unexpected>.inst37.loc14_6
    605. 

  605. // CHECK:STDOUT:     .b = <unexpected>.inst41.loc14_13
    606. 

  606. // CHECK:STDOUT:   }
    607. 

  607. // CHECK:STDOUT:   %Core.import = import Core
    608. 

  608. // CHECK:STDOUT:   name_binding_decl {
    609. 

  609. // CHECK:STDOUT:     %x.patt: %pattern_type.a96 = binding_pattern x [concrete]
    610. 

  610. // CHECK:STDOUT:     %y.patt: %pattern_type.a96 = binding_pattern y [concrete]
    611. 

  611. // CHECK:STDOUT:     %.loc8: %pattern_type.de4 = tuple_pattern (%x.patt, %y.patt) [concrete]
    612. 

  612. // CHECK:STDOUT:   }
    613. 

  613. // CHECK:STDOUT:   name_binding_decl {
    614. 

  614. // CHECK:STDOUT:     %a.patt: %pattern_type.a96 = binding_pattern a [concrete]
    615. 

  615. // CHECK:STDOUT:     %b.patt: %pattern_type.a96 = binding_pattern b [concrete]
    616. 

  616. // CHECK:STDOUT:     %.loc14: %pattern_type.de4 = tuple_pattern (%a.patt, %b.patt) [concrete]
    617. 

  617. // CHECK:STDOUT:   }
    618. 

  618. // CHECK:STDOUT: }
    619. 

  619. // CHECK:STDOUT:
    620. 

  620. // CHECK:STDOUT: fn @__global_init() {
    621. 

  621. // CHECK:STDOUT: !entry:
    622. 

  622. // CHECK:STDOUT:   %.loc8_24: %empty_struct_type = struct_literal ()
    623. 

  623. // CHECK:STDOUT:   %.loc8_26: %tuple.type.572 = tuple_literal (%.loc8_24)
    624. 

  624. // CHECK:STDOUT:   %.loc14_24: %empty_struct_type = struct_literal ()
    625. 

  625. // CHECK:STDOUT:   %.loc14_28: %empty_struct_type = struct_literal ()
    626. 

  626. // CHECK:STDOUT:   %.loc14_32: %empty_struct_type = struct_literal ()
    627. 

  627. // CHECK:STDOUT:   %.loc14_33: %tuple.type.8d4 = tuple_literal (%.loc14_24, %.loc14_28, %.loc14_32)
    628. 

  628. // CHECK:STDOUT:   return
    629. 

  629. // CHECK:STDOUT: }
    630. 

  630. // CHECK:STDOUT:
    631. 

  631. // CHECK:STDOUT: --- include_files/destroy.carbon
    632. 

  632. // CHECK:STDOUT:
    633. 

  633. // CHECK:STDOUT: file {
    634. 

  634. // CHECK:STDOUT:   package: <namespace> = namespace [concrete] {}
    635. 

  635. // CHECK:STDOUT: }
    636. 

  636. // CHECK:STDOUT:
    637.