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ordered.carbon

ordered.carbon 34 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. 

  7. // --- prelude.carbon
    8. 

  8. 

  9. package Core api;
    10. 

  10. 

  11. import library "prelude";
    12. 

  12. 

  13. interface Ordered {
    14. 

  14.   // TODO: fn Compare
    15. 

  15.   fn Less[self: Self](other: Self) -> bool;
    16. 

  16.   fn LessOrEquivalent[self: Self](other: Self) -> bool;
    17. 

  17.   fn Greater[self: Self](other: Self) -> bool;
    18. 

  18.   fn GreaterOrEquivalent[self: Self](other: Self) -> bool;
    19. 

  19. }
    20. 

  20. 

  21. // --- user.carbon
    22. 

  22. 

  23. package User api;
    24. 

  24. 

  25. import Core;
    26. 

  26. 

  27. class C {};
    28. 

  28. 

  29. impl C as Core.Ordered {
    30. 

  30.   fn Less[self: C](other: C) -> bool;
    31. 

  31.   fn LessOrEquivalent[self: C](other: C) -> bool;
    32. 

  32.   fn Greater[self: C](other: C) -> bool;
    33. 

  33.   fn GreaterOrEquivalent[self: C](other: C) -> bool;
    34. 

  34. }
    35. 

  35. 

  36. fn TestLess(a: C, b: C) -> bool {
    37. 

  37.   return a < b;
    38. 

  38. }
    39. 

  39. 

  40. fn TestLessEqual(a: C, b: C) -> bool {
    41. 

  41.   return a <= b;
    42. 

  42. }
    43. 

  43. 

  44. fn TestGreater(a: C, b: C) -> bool {
    45. 

  45.   return a > b;
    46. 

  46. }
    47. 

  47. 

  48. fn TestGreaterEqual(a: C, b: C) -> bool {
    49. 

  49.   return a >= b;
    50. 

  50. }
    51. 

  51. 

  52. // --- fail_no_impl.carbon
    53. 

  53. 

  54. package FailNoImpl api;
    55. 

  55. 

  56. import Core;
    57. 

  57. 

  58. class D {};
    59. 

  59. 

  60. fn TestLess(a: D, b: D) -> bool {
    61. 

  61.   // CHECK:STDERR: fail_no_impl.carbon:[[@LINE+4]]:10: ERROR: Cannot access member of interface Ordered in type D that does not implement that interface.
    62. 

  62.   // CHECK:STDERR:   return a < b;
    63. 

  63.   // CHECK:STDERR:          ^~~~~
    64. 

  64.   // CHECK:STDERR:
    65. 

  65.   return a < b;
    66. 

  66. }
    67. 

  67. 

  68. fn TestLessEqual(a: D, b: D) -> bool {
    69. 

  69.   // CHECK:STDERR: fail_no_impl.carbon:[[@LINE+4]]:10: ERROR: Cannot access member of interface Ordered in type D that does not implement that interface.
    70. 

  70.   // CHECK:STDERR:   return a <= b;
    71. 

  71.   // CHECK:STDERR:          ^~~~~~
    72. 

  72.   // CHECK:STDERR:
    73. 

  73.   return a <= b;
    74. 

  74. }
    75. 

  75. 

  76. fn TestGreater(a: D, b: D) -> bool {
    77. 

  77.   // CHECK:STDERR: fail_no_impl.carbon:[[@LINE+4]]:10: ERROR: Cannot access member of interface Ordered in type D that does not implement that interface.
    78. 

  78.   // CHECK:STDERR:   return a > b;
    79. 

  79.   // CHECK:STDERR:          ^~~~~
    80. 

  80.   // CHECK:STDERR:
    81. 

  81.   return a > b;
    82. 

  82. }
    83. 

  83. 

  84. fn TestGreaterEqual(a: D, b: D) -> bool {
    85. 

  85.   // CHECK:STDERR: fail_no_impl.carbon:[[@LINE+3]]:10: ERROR: Cannot access member of interface Ordered in type D that does not implement that interface.
    86. 

  86.   // CHECK:STDERR:   return a >= b;
    87. 

  87.   // CHECK:STDERR:          ^~~~~~
    88. 

  88.   return a >= b;
    89. 

  89. }
    90. 

  90. 

  91. // CHECK:STDOUT: --- prelude.carbon
    92. 

  92. // CHECK:STDOUT:
    93. 

  93. // CHECK:STDOUT: constants {
    94. 

  94. // CHECK:STDOUT:   %.1: type = interface_type @Ordered [template]
    95. 

  95. // CHECK:STDOUT:   %Self: Ordered = bind_symbolic_name Self 0 [symbolic]
    96. 

  96. // CHECK:STDOUT:   %Less: type = fn_type @Less [template]
    97. 

  97. // CHECK:STDOUT:   %.2: type = tuple_type () [template]
    98. 

  98. // CHECK:STDOUT:   %struct.1: Less = struct_value () [template]
    99. 

  99. // CHECK:STDOUT:   %.3: type = assoc_entity_type @Ordered, Less [template]
    100. 

  100. // CHECK:STDOUT:   %.4: <associated Less in Ordered> = assoc_entity element0, @Ordered.%Less.decl [template]
    101. 

  101. // CHECK:STDOUT:   %LessOrEquivalent: type = fn_type @LessOrEquivalent [template]
    102. 

  102. // CHECK:STDOUT:   %struct.2: LessOrEquivalent = struct_value () [template]
    103. 

  103. // CHECK:STDOUT:   %.5: type = assoc_entity_type @Ordered, LessOrEquivalent [template]
    104. 

  104. // CHECK:STDOUT:   %.6: <associated LessOrEquivalent in Ordered> = assoc_entity element1, @Ordered.%LessOrEquivalent.decl [template]
    105. 

  105. // CHECK:STDOUT:   %Greater: type = fn_type @Greater [template]
    106. 

  106. // CHECK:STDOUT:   %struct.3: Greater = struct_value () [template]
    107. 

  107. // CHECK:STDOUT:   %.7: type = assoc_entity_type @Ordered, Greater [template]
    108. 

  108. // CHECK:STDOUT:   %.8: <associated Greater in Ordered> = assoc_entity element2, @Ordered.%Greater.decl [template]
    109. 

  109. // CHECK:STDOUT:   %GreaterOrEquivalent: type = fn_type @GreaterOrEquivalent [template]
    110. 

  110. // CHECK:STDOUT:   %struct.4: GreaterOrEquivalent = struct_value () [template]
    111. 

  111. // CHECK:STDOUT:   %.9: type = assoc_entity_type @Ordered, GreaterOrEquivalent [template]
    112. 

  112. // CHECK:STDOUT:   %.10: <associated GreaterOrEquivalent in Ordered> = assoc_entity element3, @Ordered.%GreaterOrEquivalent.decl [template]
    113. 

  113. // CHECK:STDOUT: }
    114. 

  114. // CHECK:STDOUT:
    115. 

  115. // CHECK:STDOUT: file {
    116. 

  116. // CHECK:STDOUT:   package: <namespace> = namespace [template] {
    117. 

  117. // CHECK:STDOUT:     .Ordered = %Ordered.decl
    118. 

  118. // CHECK:STDOUT:   }
    119. 

  119. // CHECK:STDOUT:   %Ordered.decl: type = interface_decl @Ordered [template = constants.%.1] {}
    120. 

  120. // CHECK:STDOUT: }
    121. 

  121. // CHECK:STDOUT:
    122. 

  122. // CHECK:STDOUT: interface @Ordered {
    123. 

  123. // CHECK:STDOUT:   %Self: Ordered = bind_symbolic_name Self 0 [symbolic = constants.%Self]
    124. 

  124. // CHECK:STDOUT:   %Less.decl: Less = fn_decl @Less [template = constants.%struct.1] {
    125. 

  125. // CHECK:STDOUT:     %Self.ref.loc8_17: Ordered = name_ref Self, %Self [symbolic = constants.%Self]
    126. 

  126. // CHECK:STDOUT:     %.loc8_17.1: type = facet_type_access %Self.ref.loc8_17 [symbolic = constants.%Self]
    127. 

  127. // CHECK:STDOUT:     %.loc8_17.2: type = converted %Self.ref.loc8_17, %.loc8_17.1 [symbolic = constants.%Self]
    128. 

  128. // CHECK:STDOUT:     %self.loc8_11.1: Self = param self
    129. 

  129. // CHECK:STDOUT:     %self.loc8_11.2: Self = bind_name self, %self.loc8_11.1
    130. 

  130. // CHECK:STDOUT:     %Self.ref.loc8_30: Ordered = name_ref Self, %Self [symbolic = constants.%Self]
    131. 

  131. // CHECK:STDOUT:     %.loc8_30.1: type = facet_type_access %Self.ref.loc8_30 [symbolic = constants.%Self]
    132. 

  132. // CHECK:STDOUT:     %.loc8_30.2: type = converted %Self.ref.loc8_30, %.loc8_30.1 [symbolic = constants.%Self]
    133. 

  133. // CHECK:STDOUT:     %other.loc8_23.1: Self = param other
    134. 

  134. // CHECK:STDOUT:     %other.loc8_23.2: Self = bind_name other, %other.loc8_23.1
    135. 

  135. // CHECK:STDOUT:     %return.var.loc8: ref bool = var <return slot>
    136. 

  136. // CHECK:STDOUT:   }
    137. 

  137. // CHECK:STDOUT:   %.loc8_43: <associated Less in Ordered> = assoc_entity element0, %Less.decl [template = constants.%.4]
    138. 

  138. // CHECK:STDOUT:   %LessOrEquivalent.decl: LessOrEquivalent = fn_decl @LessOrEquivalent [template = constants.%struct.2] {
    139. 

  139. // CHECK:STDOUT:     %Self.ref.loc9_29: Ordered = name_ref Self, %Self [symbolic = constants.%Self]
    140. 

  140. // CHECK:STDOUT:     %.loc9_29.1: type = facet_type_access %Self.ref.loc9_29 [symbolic = constants.%Self]
    141. 

  141. // CHECK:STDOUT:     %.loc9_29.2: type = converted %Self.ref.loc9_29, %.loc9_29.1 [symbolic = constants.%Self]
    142. 

  142. // CHECK:STDOUT:     %self.loc9_23.1: Self = param self
    143. 

  143. // CHECK:STDOUT:     %self.loc9_23.2: Self = bind_name self, %self.loc9_23.1
    144. 

  144. // CHECK:STDOUT:     %Self.ref.loc9_42: Ordered = name_ref Self, %Self [symbolic = constants.%Self]
    145. 

  145. // CHECK:STDOUT:     %.loc9_42.1: type = facet_type_access %Self.ref.loc9_42 [symbolic = constants.%Self]
    146. 

  146. // CHECK:STDOUT:     %.loc9_42.2: type = converted %Self.ref.loc9_42, %.loc9_42.1 [symbolic = constants.%Self]
    147. 

  147. // CHECK:STDOUT:     %other.loc9_35.1: Self = param other
    148. 

  148. // CHECK:STDOUT:     %other.loc9_35.2: Self = bind_name other, %other.loc9_35.1
    149. 

  149. // CHECK:STDOUT:     %return.var.loc9: ref bool = var <return slot>
    150. 

  150. // CHECK:STDOUT:   }
    151. 

  151. // CHECK:STDOUT:   %.loc9_55: <associated LessOrEquivalent in Ordered> = assoc_entity element1, %LessOrEquivalent.decl [template = constants.%.6]
    152. 

  152. // CHECK:STDOUT:   %Greater.decl: Greater = fn_decl @Greater [template = constants.%struct.3] {
    153. 

  153. // CHECK:STDOUT:     %Self.ref.loc10_20: Ordered = name_ref Self, %Self [symbolic = constants.%Self]
    154. 

  154. // CHECK:STDOUT:     %.loc10_20.1: type = facet_type_access %Self.ref.loc10_20 [symbolic = constants.%Self]
    155. 

  155. // CHECK:STDOUT:     %.loc10_20.2: type = converted %Self.ref.loc10_20, %.loc10_20.1 [symbolic = constants.%Self]
    156. 

  156. // CHECK:STDOUT:     %self.loc10_14.1: Self = param self
    157. 

  157. // CHECK:STDOUT:     %self.loc10_14.2: Self = bind_name self, %self.loc10_14.1
    158. 

  158. // CHECK:STDOUT:     %Self.ref.loc10_33: Ordered = name_ref Self, %Self [symbolic = constants.%Self]
    159. 

  159. // CHECK:STDOUT:     %.loc10_33.1: type = facet_type_access %Self.ref.loc10_33 [symbolic = constants.%Self]
    160. 

  160. // CHECK:STDOUT:     %.loc10_33.2: type = converted %Self.ref.loc10_33, %.loc10_33.1 [symbolic = constants.%Self]
    161. 

  161. // CHECK:STDOUT:     %other.loc10_26.1: Self = param other
    162. 

  162. // CHECK:STDOUT:     %other.loc10_26.2: Self = bind_name other, %other.loc10_26.1
    163. 

  163. // CHECK:STDOUT:     %return.var.loc10: ref bool = var <return slot>
    164. 

  164. // CHECK:STDOUT:   }
    165. 

  165. // CHECK:STDOUT:   %.loc10_46: <associated Greater in Ordered> = assoc_entity element2, %Greater.decl [template = constants.%.8]
    166. 

  166. // CHECK:STDOUT:   %GreaterOrEquivalent.decl: GreaterOrEquivalent = fn_decl @GreaterOrEquivalent [template = constants.%struct.4] {
    167. 

  167. // CHECK:STDOUT:     %Self.ref.loc11_32: Ordered = name_ref Self, %Self [symbolic = constants.%Self]
    168. 

  168. // CHECK:STDOUT:     %.loc11_32.1: type = facet_type_access %Self.ref.loc11_32 [symbolic = constants.%Self]
    169. 

  169. // CHECK:STDOUT:     %.loc11_32.2: type = converted %Self.ref.loc11_32, %.loc11_32.1 [symbolic = constants.%Self]
    170. 

  170. // CHECK:STDOUT:     %self.loc11_26.1: Self = param self
    171. 

  171. // CHECK:STDOUT:     %self.loc11_26.2: Self = bind_name self, %self.loc11_26.1
    172. 

  172. // CHECK:STDOUT:     %Self.ref.loc11_45: Ordered = name_ref Self, %Self [symbolic = constants.%Self]
    173. 

  173. // CHECK:STDOUT:     %.loc11_45.1: type = facet_type_access %Self.ref.loc11_45 [symbolic = constants.%Self]
    174. 

  174. // CHECK:STDOUT:     %.loc11_45.2: type = converted %Self.ref.loc11_45, %.loc11_45.1 [symbolic = constants.%Self]
    175. 

  175. // CHECK:STDOUT:     %other.loc11_38.1: Self = param other
    176. 

  176. // CHECK:STDOUT:     %other.loc11_38.2: Self = bind_name other, %other.loc11_38.1
    177. 

  177. // CHECK:STDOUT:     %return.var.loc11: ref bool = var <return slot>
    178. 

  178. // CHECK:STDOUT:   }
    179. 

  179. // CHECK:STDOUT:   %.loc11_58: <associated GreaterOrEquivalent in Ordered> = assoc_entity element3, %GreaterOrEquivalent.decl [template = constants.%.10]
    180. 

  180. // CHECK:STDOUT:
    181. 

  181. // CHECK:STDOUT: !members:
    182. 

  182. // CHECK:STDOUT:   .Self = %Self
    183. 

  183. // CHECK:STDOUT:   .Less = %.loc8_43
    184. 

  184. // CHECK:STDOUT:   .LessOrEquivalent = %.loc9_55
    185. 

  185. // CHECK:STDOUT:   .Greater = %.loc10_46
    186. 

  186. // CHECK:STDOUT:   .GreaterOrEquivalent = %.loc11_58
    187. 

  187. // CHECK:STDOUT:   witness = (%Less.decl, %LessOrEquivalent.decl, %Greater.decl, %GreaterOrEquivalent.decl)
    188. 

  188. // CHECK:STDOUT: }
    189. 

  189. // CHECK:STDOUT:
    190. 

  190. // CHECK:STDOUT: fn @Less[@Ordered.%self.loc8_11.2: Self](@Ordered.%other.loc8_23.2: Self) -> bool;
    191. 

  191. // CHECK:STDOUT:
    192. 

  192. // CHECK:STDOUT: fn @LessOrEquivalent[@Ordered.%self.loc9_23.2: Self](@Ordered.%other.loc9_35.2: Self) -> bool;
    193. 

  193. // CHECK:STDOUT:
    194. 

  194. // CHECK:STDOUT: fn @Greater[@Ordered.%self.loc10_14.2: Self](@Ordered.%other.loc10_26.2: Self) -> bool;
    195. 

  195. // CHECK:STDOUT:
    196. 

  196. // CHECK:STDOUT: fn @GreaterOrEquivalent[@Ordered.%self.loc11_26.2: Self](@Ordered.%other.loc11_38.2: Self) -> bool;
    197. 

  197. // CHECK:STDOUT:
    198. 

  198. // CHECK:STDOUT: --- user.carbon
    199. 

  199. // CHECK:STDOUT:
    200. 

  200. // CHECK:STDOUT: constants {
    201. 

  201. // CHECK:STDOUT:   %C: type = class_type @C [template]
    202. 

  202. // CHECK:STDOUT:   %.1: type = struct_type {} [template]
    203. 

  203. // CHECK:STDOUT:   %.2: type = interface_type @Ordered [template]
    204. 

  204. // CHECK:STDOUT:   %Self: Ordered = bind_symbolic_name Self 0 [symbolic]
    205. 

  205. // CHECK:STDOUT:   %Less.1: type = fn_type @Less.1 [template]
    206. 

  206. // CHECK:STDOUT:   %.3: type = tuple_type () [template]
    207. 

  207. // CHECK:STDOUT:   %struct.1: Less = struct_value () [template]
    208. 

  208. // CHECK:STDOUT:   %LessOrEquivalent.1: type = fn_type @LessOrEquivalent.1 [template]
    209. 

  209. // CHECK:STDOUT:   %struct.2: LessOrEquivalent = struct_value () [template]
    210. 

  210. // CHECK:STDOUT:   %Greater.1: type = fn_type @Greater.1 [template]
    211. 

  211. // CHECK:STDOUT:   %struct.3: Greater = struct_value () [template]
    212. 

  212. // CHECK:STDOUT:   %GreaterOrEquivalent.1: type = fn_type @GreaterOrEquivalent.1 [template]
    213. 

  213. // CHECK:STDOUT:   %struct.4: GreaterOrEquivalent = struct_value () [template]
    214. 

  214. // CHECK:STDOUT:   %Less.2: type = fn_type @Less.2 [template]
    215. 

  215. // CHECK:STDOUT:   %struct.5: Less = struct_value () [template]
    216. 

  216. // CHECK:STDOUT:   %LessOrEquivalent.2: type = fn_type @LessOrEquivalent.2 [template]
    217. 

  217. // CHECK:STDOUT:   %struct.6: LessOrEquivalent = struct_value () [template]
    218. 

  218. // CHECK:STDOUT:   %Greater.2: type = fn_type @Greater.2 [template]
    219. 

  219. // CHECK:STDOUT:   %struct.7: Greater = struct_value () [template]
    220. 

  220. // CHECK:STDOUT:   %GreaterOrEquivalent.2: type = fn_type @GreaterOrEquivalent.2 [template]
    221. 

  221. // CHECK:STDOUT:   %struct.8: GreaterOrEquivalent = struct_value () [template]
    222. 

  222. // CHECK:STDOUT:   %.4: <witness> = interface_witness (%struct.1, %struct.2, %struct.3, %struct.4) [template]
    223. 

  223. // CHECK:STDOUT:   %TestLess: type = fn_type @TestLess [template]
    224. 

  224. // CHECK:STDOUT:   %struct.9: TestLess = struct_value () [template]
    225. 

  225. // CHECK:STDOUT:   %.5: type = ptr_type {} [template]
    226. 

  226. // CHECK:STDOUT:   %.6: type = assoc_entity_type @Ordered, Less [template]
    227. 

  227. // CHECK:STDOUT:   %.7: <associated Less in Ordered> = assoc_entity element0, file.%import_ref.12 [template]
    228. 

  228. // CHECK:STDOUT:   %TestLessEqual: type = fn_type @TestLessEqual [template]
    229. 

  229. // CHECK:STDOUT:   %struct.10: TestLessEqual = struct_value () [template]
    230. 

  230. // CHECK:STDOUT:   %.8: type = assoc_entity_type @Ordered, LessOrEquivalent [template]
    231. 

  231. // CHECK:STDOUT:   %.9: <associated LessOrEquivalent in Ordered> = assoc_entity element1, file.%import_ref.14 [template]
    232. 

  232. // CHECK:STDOUT:   %TestGreater: type = fn_type @TestGreater [template]
    233. 

  233. // CHECK:STDOUT:   %struct.11: TestGreater = struct_value () [template]
    234. 

  234. // CHECK:STDOUT:   %.10: type = assoc_entity_type @Ordered, Greater [template]
    235. 

  235. // CHECK:STDOUT:   %.11: <associated Greater in Ordered> = assoc_entity element2, file.%import_ref.16 [template]
    236. 

  236. // CHECK:STDOUT:   %TestGreaterEqual: type = fn_type @TestGreaterEqual [template]
    237. 

  237. // CHECK:STDOUT:   %struct.12: TestGreaterEqual = struct_value () [template]
    238. 

  238. // CHECK:STDOUT:   %.12: type = assoc_entity_type @Ordered, GreaterOrEquivalent [template]
    239. 

  239. // CHECK:STDOUT:   %.13: <associated GreaterOrEquivalent in Ordered> = assoc_entity element3, file.%import_ref.18 [template]
    240. 

  240. // CHECK:STDOUT: }
    241. 

  241. // CHECK:STDOUT:
    242. 

  242. // CHECK:STDOUT: file {
    243. 

  243. // CHECK:STDOUT:   package: <namespace> = namespace [template] {
    244. 

  244. // CHECK:STDOUT:     .Core = %Core
    245. 

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

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

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

  248. // CHECK:STDOUT:     .TestGreater = %TestGreater.decl
    249. 

  249. // CHECK:STDOUT:     .TestGreaterEqual = %TestGreaterEqual.decl
    250. 

  250. // CHECK:STDOUT:   }
    251. 

  251. // CHECK:STDOUT:   %Core: <namespace> = namespace [template] {}
    252. 

  252. // CHECK:STDOUT:   %C.decl: type = class_decl @C [template = constants.%C] {}
    253. 

  253. // CHECK:STDOUT:   %import_ref.1: type = import_ref ir2, inst+1, loaded [template = constants.%.2]
    254. 

  254. // CHECK:STDOUT:   %import_ref.2: <associated GreaterOrEquivalent in Ordered> = import_ref ir2, inst+72, loaded [template = constants.%.13]
    255. 

  255. // CHECK:STDOUT:   %import_ref.3 = import_ref ir2, inst+3, unloaded
    256. 

  256. // CHECK:STDOUT:   %import_ref.4: <associated Greater in Ordered> = import_ref ir2, inst+55, loaded [template = constants.%.11]
    257. 

  257. // CHECK:STDOUT:   %import_ref.5: <associated Less in Ordered> = import_ref ir2, inst+21, loaded [template = constants.%.7]
    258. 

  258. // CHECK:STDOUT:   %import_ref.6: <associated LessOrEquivalent in Ordered> = import_ref ir2, inst+38, loaded [template = constants.%.9]
    259. 

  259. // CHECK:STDOUT:   %import_ref.7: Less = import_ref ir2, inst+16, loaded [template = constants.%struct.5]
    260. 

  260. // CHECK:STDOUT:   %import_ref.8: LessOrEquivalent = import_ref ir2, inst+34, loaded [template = constants.%struct.6]
    261. 

  261. // CHECK:STDOUT:   %import_ref.9: Greater = import_ref ir2, inst+51, loaded [template = constants.%struct.7]
    262. 

  262. // CHECK:STDOUT:   %import_ref.10: GreaterOrEquivalent = import_ref ir2, inst+68, loaded [template = constants.%struct.8]
    263. 

  263. // CHECK:STDOUT:   impl_decl @impl {
    264. 

  264. // CHECK:STDOUT:     %C.ref.loc8: type = name_ref C, %C.decl [template = constants.%C]
    265. 

  265. // CHECK:STDOUT:     %Core.ref: <namespace> = name_ref Core, %Core [template = %Core]
    266. 

  266. // CHECK:STDOUT:     %Ordered.ref: type = name_ref Ordered, %import_ref.1 [template = constants.%.2]
    267. 

  267. // CHECK:STDOUT:   }
    268. 

  268. // CHECK:STDOUT:   %TestLess.decl: TestLess = fn_decl @TestLess [template = constants.%struct.9] {
    269. 

  269. // CHECK:STDOUT:     %C.ref.loc15_16: type = name_ref C, %C.decl [template = constants.%C]
    270. 

  270. // CHECK:STDOUT:     %a.loc15_13.1: C = param a
    271. 

  271. // CHECK:STDOUT:     @TestLess.%a: C = bind_name a, %a.loc15_13.1
    272. 

  272. // CHECK:STDOUT:     %C.ref.loc15_22: type = name_ref C, %C.decl [template = constants.%C]
    273. 

  273. // CHECK:STDOUT:     %b.loc15_19.1: C = param b
    274. 

  274. // CHECK:STDOUT:     @TestLess.%b: C = bind_name b, %b.loc15_19.1
    275. 

  275. // CHECK:STDOUT:     @TestLess.%return: ref bool = var <return slot>
    276. 

  276. // CHECK:STDOUT:   }
    277. 

  277. // CHECK:STDOUT:   %import_ref.11: type = import_ref ir2, inst+1, loaded [template = constants.%.2]
    278. 

  278. // CHECK:STDOUT:   %import_ref.12 = import_ref ir2, inst+16, unloaded
    279. 

  279. // CHECK:STDOUT:   %TestLessEqual.decl: TestLessEqual = fn_decl @TestLessEqual [template = constants.%struct.10] {
    280. 

  280. // CHECK:STDOUT:     %C.ref.loc19_21: type = name_ref C, %C.decl [template = constants.%C]
    281. 

  281. // CHECK:STDOUT:     %a.loc19_18.1: C = param a
    282. 

  282. // CHECK:STDOUT:     @TestLessEqual.%a: C = bind_name a, %a.loc19_18.1
    283. 

  283. // CHECK:STDOUT:     %C.ref.loc19_27: type = name_ref C, %C.decl [template = constants.%C]
    284. 

  284. // CHECK:STDOUT:     %b.loc19_24.1: C = param b
    285. 

  285. // CHECK:STDOUT:     @TestLessEqual.%b: C = bind_name b, %b.loc19_24.1
    286. 

  286. // CHECK:STDOUT:     @TestLessEqual.%return: ref bool = var <return slot>
    287. 

  287. // CHECK:STDOUT:   }
    288. 

  288. // CHECK:STDOUT:   %import_ref.13: type = import_ref ir2, inst+1, loaded [template = constants.%.2]
    289. 

  289. // CHECK:STDOUT:   %import_ref.14 = import_ref ir2, inst+34, unloaded
    290. 

  290. // CHECK:STDOUT:   %TestGreater.decl: TestGreater = fn_decl @TestGreater [template = constants.%struct.11] {
    291. 

  291. // CHECK:STDOUT:     %C.ref.loc23_19: type = name_ref C, %C.decl [template = constants.%C]
    292. 

  292. // CHECK:STDOUT:     %a.loc23_16.1: C = param a
    293. 

  293. // CHECK:STDOUT:     @TestGreater.%a: C = bind_name a, %a.loc23_16.1
    294. 

  294. // CHECK:STDOUT:     %C.ref.loc23_25: type = name_ref C, %C.decl [template = constants.%C]
    295. 

  295. // CHECK:STDOUT:     %b.loc23_22.1: C = param b
    296. 

  296. // CHECK:STDOUT:     @TestGreater.%b: C = bind_name b, %b.loc23_22.1
    297. 

  297. // CHECK:STDOUT:     @TestGreater.%return: ref bool = var <return slot>
    298. 

  298. // CHECK:STDOUT:   }
    299. 

  299. // CHECK:STDOUT:   %import_ref.15: type = import_ref ir2, inst+1, loaded [template = constants.%.2]
    300. 

  300. // CHECK:STDOUT:   %import_ref.16 = import_ref ir2, inst+51, unloaded
    301. 

  301. // CHECK:STDOUT:   %TestGreaterEqual.decl: TestGreaterEqual = fn_decl @TestGreaterEqual [template = constants.%struct.12] {
    302. 

  302. // CHECK:STDOUT:     %C.ref.loc27_24: type = name_ref C, %C.decl [template = constants.%C]
    303. 

  303. // CHECK:STDOUT:     %a.loc27_21.1: C = param a
    304. 

  304. // CHECK:STDOUT:     @TestGreaterEqual.%a: C = bind_name a, %a.loc27_21.1
    305. 

  305. // CHECK:STDOUT:     %C.ref.loc27_30: type = name_ref C, %C.decl [template = constants.%C]
    306. 

  306. // CHECK:STDOUT:     %b.loc27_27.1: C = param b
    307. 

  307. // CHECK:STDOUT:     @TestGreaterEqual.%b: C = bind_name b, %b.loc27_27.1
    308. 

  308. // CHECK:STDOUT:     @TestGreaterEqual.%return: ref bool = var <return slot>
    309. 

  309. // CHECK:STDOUT:   }
    310. 

  310. // CHECK:STDOUT:   %import_ref.17: type = import_ref ir2, inst+1, loaded [template = constants.%.2]
    311. 

  311. // CHECK:STDOUT:   %import_ref.18 = import_ref ir2, inst+68, unloaded
    312. 

  312. // CHECK:STDOUT: }
    313. 

  313. // CHECK:STDOUT:
    314. 

  314. // CHECK:STDOUT: interface @Ordered {
    315. 

  315. // CHECK:STDOUT: !members:
    316. 

  316. // CHECK:STDOUT:   .GreaterOrEquivalent = file.%import_ref.2
    317. 

  317. // CHECK:STDOUT:   .Self = file.%import_ref.3
    318. 

  318. // CHECK:STDOUT:   .Greater = file.%import_ref.4
    319. 

  319. // CHECK:STDOUT:   .Less = file.%import_ref.5
    320. 

  320. // CHECK:STDOUT:   .LessOrEquivalent = file.%import_ref.6
    321. 

  321. // CHECK:STDOUT:   witness = (file.%import_ref.7, file.%import_ref.8, file.%import_ref.9, file.%import_ref.10)
    322. 

  322. // CHECK:STDOUT: }
    323. 

  323. // CHECK:STDOUT:
    324. 

  324. // CHECK:STDOUT: impl @impl: C as Ordered {
    325. 

  325. // CHECK:STDOUT:   %Less.decl: Less = fn_decl @Less.1 [template = constants.%struct.1] {
    326. 

  326. // CHECK:STDOUT:     %C.ref.loc9_17: type = name_ref C, file.%C.decl [template = constants.%C]
    327. 

  327. // CHECK:STDOUT:     %self.loc9_11.1: C = param self
    328. 

  328. // CHECK:STDOUT:     %self.loc9_11.2: C = bind_name self, %self.loc9_11.1
    329. 

  329. // CHECK:STDOUT:     %C.ref.loc9_27: type = name_ref C, file.%C.decl [template = constants.%C]
    330. 

  330. // CHECK:STDOUT:     %other.loc9_20.1: C = param other
    331. 

  331. // CHECK:STDOUT:     %other.loc9_20.2: C = bind_name other, %other.loc9_20.1
    332. 

  332. // CHECK:STDOUT:     %return.var.loc9: ref bool = var <return slot>
    333. 

  333. // CHECK:STDOUT:   }
    334. 

  334. // CHECK:STDOUT:   %LessOrEquivalent.decl: LessOrEquivalent = fn_decl @LessOrEquivalent.1 [template = constants.%struct.2] {
    335. 

  335. // CHECK:STDOUT:     %C.ref.loc10_29: type = name_ref C, file.%C.decl [template = constants.%C]
    336. 

  336. // CHECK:STDOUT:     %self.loc10_23.1: C = param self
    337. 

  337. // CHECK:STDOUT:     %self.loc10_23.2: C = bind_name self, %self.loc10_23.1
    338. 

  338. // CHECK:STDOUT:     %C.ref.loc10_39: type = name_ref C, file.%C.decl [template = constants.%C]
    339. 

  339. // CHECK:STDOUT:     %other.loc10_32.1: C = param other
    340. 

  340. // CHECK:STDOUT:     %other.loc10_32.2: C = bind_name other, %other.loc10_32.1
    341. 

  341. // CHECK:STDOUT:     %return.var.loc10: ref bool = var <return slot>
    342. 

  342. // CHECK:STDOUT:   }
    343. 

  343. // CHECK:STDOUT:   %Greater.decl: Greater = fn_decl @Greater.1 [template = constants.%struct.3] {
    344. 

  344. // CHECK:STDOUT:     %C.ref.loc11_20: type = name_ref C, file.%C.decl [template = constants.%C]
    345. 

  345. // CHECK:STDOUT:     %self.loc11_14.1: C = param self
    346. 

  346. // CHECK:STDOUT:     %self.loc11_14.2: C = bind_name self, %self.loc11_14.1
    347. 

  347. // CHECK:STDOUT:     %C.ref.loc11_30: type = name_ref C, file.%C.decl [template = constants.%C]
    348. 

  348. // CHECK:STDOUT:     %other.loc11_23.1: C = param other
    349. 

  349. // CHECK:STDOUT:     %other.loc11_23.2: C = bind_name other, %other.loc11_23.1
    350. 

  350. // CHECK:STDOUT:     %return.var.loc11: ref bool = var <return slot>
    351. 

  351. // CHECK:STDOUT:   }
    352. 

  352. // CHECK:STDOUT:   %GreaterOrEquivalent.decl: GreaterOrEquivalent = fn_decl @GreaterOrEquivalent.1 [template = constants.%struct.4] {
    353. 

  353. // CHECK:STDOUT:     %C.ref.loc12_32: type = name_ref C, file.%C.decl [template = constants.%C]
    354. 

  354. // CHECK:STDOUT:     %self.loc12_26.1: C = param self
    355. 

  355. // CHECK:STDOUT:     %self.loc12_26.2: C = bind_name self, %self.loc12_26.1
    356. 

  356. // CHECK:STDOUT:     %C.ref.loc12_42: type = name_ref C, file.%C.decl [template = constants.%C]
    357. 

  357. // CHECK:STDOUT:     %other.loc12_35.1: C = param other
    358. 

  358. // CHECK:STDOUT:     %other.loc12_35.2: C = bind_name other, %other.loc12_35.1
    359. 

  359. // CHECK:STDOUT:     %return.var.loc12: ref bool = var <return slot>
    360. 

  360. // CHECK:STDOUT:   }
    361. 

  361. // CHECK:STDOUT:   %.1: <witness> = interface_witness (%Less.decl, %LessOrEquivalent.decl, %Greater.decl, %GreaterOrEquivalent.decl) [template = constants.%.4]
    362. 

  362. // CHECK:STDOUT:
    363. 

  363. // CHECK:STDOUT: !members:
    364. 

  364. // CHECK:STDOUT:   .Less = %Less.decl
    365. 

  365. // CHECK:STDOUT:   .LessOrEquivalent = %LessOrEquivalent.decl
    366. 

  366. // CHECK:STDOUT:   .Greater = %Greater.decl
    367. 

  367. // CHECK:STDOUT:   .GreaterOrEquivalent = %GreaterOrEquivalent.decl
    368. 

  368. // CHECK:STDOUT:   witness = %.1
    369. 

  369. // CHECK:STDOUT: }
    370. 

  370. // CHECK:STDOUT:
    371. 

  371. // CHECK:STDOUT: class @C {
    372. 

  372. // CHECK:STDOUT: !members:
    373. 

  373. // CHECK:STDOUT:   .Self = constants.%C
    374. 

  374. // CHECK:STDOUT: }
    375. 

  375. // CHECK:STDOUT:
    376. 

  376. // CHECK:STDOUT: fn @Less.1[@impl.%self.loc9_11.2: C](@impl.%other.loc9_20.2: C) -> bool;
    377. 

  377. // CHECK:STDOUT:
    378. 

  378. // CHECK:STDOUT: fn @LessOrEquivalent.1[@impl.%self.loc10_23.2: C](@impl.%other.loc10_32.2: C) -> bool;
    379. 

  379. // CHECK:STDOUT:
    380. 

  380. // CHECK:STDOUT: fn @Greater.1[@impl.%self.loc11_14.2: C](@impl.%other.loc11_23.2: C) -> bool;
    381. 

  381. // CHECK:STDOUT:
    382. 

  382. // CHECK:STDOUT: fn @GreaterOrEquivalent.1[@impl.%self.loc12_26.2: C](@impl.%other.loc12_35.2: C) -> bool;
    383. 

  383. // CHECK:STDOUT:
    384. 

  384. // CHECK:STDOUT: fn @Less.2[%self: Self](%other: Self) -> bool;
    385. 

  385. // CHECK:STDOUT:
    386. 

  386. // CHECK:STDOUT: fn @LessOrEquivalent.2[%self: Self](%other: Self) -> bool;
    387. 

  387. // CHECK:STDOUT:
    388. 

  388. // CHECK:STDOUT: fn @Greater.2[%self: Self](%other: Self) -> bool;
    389. 

  389. // CHECK:STDOUT:
    390. 

  390. // CHECK:STDOUT: fn @GreaterOrEquivalent.2[%self: Self](%other: Self) -> bool;
    391. 

  391. // CHECK:STDOUT:
    392. 

  392. // CHECK:STDOUT: fn @TestLess(%a: C, %b: C) -> bool {
    393. 

  393. // CHECK:STDOUT: !entry:
    394. 

  394. // CHECK:STDOUT:   %a.ref: C = name_ref a, %a
    395. 

  395. // CHECK:STDOUT:   %b.ref: C = name_ref b, %b
    396. 

  396. // CHECK:STDOUT:   %.1: Less = interface_witness_access @impl.%.1, element0 [template = constants.%struct.1]
    397. 

  397. // CHECK:STDOUT:   %.loc16_12: <bound method> = bound_method %a.ref, %.1
    398. 

  398. // CHECK:STDOUT:   %Less.call: init bool = call %.loc16_12(%a.ref, %b.ref)
    399. 

  399. // CHECK:STDOUT:   %.loc16_15.1: bool = value_of_initializer %Less.call
    400. 

  400. // CHECK:STDOUT:   %.loc16_15.2: bool = converted %Less.call, %.loc16_15.1
    401. 

  401. // CHECK:STDOUT:   return %.loc16_15.2
    402. 

  402. // CHECK:STDOUT: }
    403. 

  403. // CHECK:STDOUT:
    404. 

  404. // CHECK:STDOUT: fn @TestLessEqual(%a: C, %b: C) -> bool {
    405. 

  405. // CHECK:STDOUT: !entry:
    406. 

  406. // CHECK:STDOUT:   %a.ref: C = name_ref a, %a
    407. 

  407. // CHECK:STDOUT:   %b.ref: C = name_ref b, %b
    408. 

  408. // CHECK:STDOUT:   %.1: LessOrEquivalent = interface_witness_access @impl.%.1, element1 [template = constants.%struct.2]
    409. 

  409. // CHECK:STDOUT:   %.loc20_12: <bound method> = bound_method %a.ref, %.1
    410. 

  410. // CHECK:STDOUT:   %LessOrEquivalent.call: init bool = call %.loc20_12(%a.ref, %b.ref)
    411. 

  411. // CHECK:STDOUT:   %.loc20_16.1: bool = value_of_initializer %LessOrEquivalent.call
    412. 

  412. // CHECK:STDOUT:   %.loc20_16.2: bool = converted %LessOrEquivalent.call, %.loc20_16.1
    413. 

  413. // CHECK:STDOUT:   return %.loc20_16.2
    414. 

  414. // CHECK:STDOUT: }
    415. 

  415. // CHECK:STDOUT:
    416. 

  416. // CHECK:STDOUT: fn @TestGreater(%a: C, %b: C) -> bool {
    417. 

  417. // CHECK:STDOUT: !entry:
    418. 

  418. // CHECK:STDOUT:   %a.ref: C = name_ref a, %a
    419. 

  419. // CHECK:STDOUT:   %b.ref: C = name_ref b, %b
    420. 

  420. // CHECK:STDOUT:   %.1: Greater = interface_witness_access @impl.%.1, element2 [template = constants.%struct.3]
    421. 

  421. // CHECK:STDOUT:   %.loc24_12: <bound method> = bound_method %a.ref, %.1
    422. 

  422. // CHECK:STDOUT:   %Greater.call: init bool = call %.loc24_12(%a.ref, %b.ref)
    423. 

  423. // CHECK:STDOUT:   %.loc24_15.1: bool = value_of_initializer %Greater.call
    424. 

  424. // CHECK:STDOUT:   %.loc24_15.2: bool = converted %Greater.call, %.loc24_15.1
    425. 

  425. // CHECK:STDOUT:   return %.loc24_15.2
    426. 

  426. // CHECK:STDOUT: }
    427. 

  427. // CHECK:STDOUT:
    428. 

  428. // CHECK:STDOUT: fn @TestGreaterEqual(%a: C, %b: C) -> bool {
    429. 

  429. // CHECK:STDOUT: !entry:
    430. 

  430. // CHECK:STDOUT:   %a.ref: C = name_ref a, %a
    431. 

  431. // CHECK:STDOUT:   %b.ref: C = name_ref b, %b
    432. 

  432. // CHECK:STDOUT:   %.1: GreaterOrEquivalent = interface_witness_access @impl.%.1, element3 [template = constants.%struct.4]
    433. 

  433. // CHECK:STDOUT:   %.loc28_12: <bound method> = bound_method %a.ref, %.1
    434. 

  434. // CHECK:STDOUT:   %GreaterOrEquivalent.call: init bool = call %.loc28_12(%a.ref, %b.ref)
    435. 

  435. // CHECK:STDOUT:   %.loc28_16.1: bool = value_of_initializer %GreaterOrEquivalent.call
    436. 

  436. // CHECK:STDOUT:   %.loc28_16.2: bool = converted %GreaterOrEquivalent.call, %.loc28_16.1
    437. 

  437. // CHECK:STDOUT:   return %.loc28_16.2
    438. 

  438. // CHECK:STDOUT: }
    439. 

  439. // CHECK:STDOUT:
    440. 

  440. // CHECK:STDOUT: --- fail_no_impl.carbon
    441. 

  441. // CHECK:STDOUT:
    442. 

  442. // CHECK:STDOUT: constants {
    443. 

  443. // CHECK:STDOUT:   %D: type = class_type @D [template]
    444. 

  444. // CHECK:STDOUT:   %.1: type = struct_type {} [template]
    445. 

  445. // CHECK:STDOUT:   %TestLess: type = fn_type @TestLess [template]
    446. 

  446. // CHECK:STDOUT:   %.2: type = tuple_type () [template]
    447. 

  447. // CHECK:STDOUT:   %struct.1: TestLess = struct_value () [template]
    448. 

  448. // CHECK:STDOUT:   %.3: type = ptr_type {} [template]
    449. 

  449. // CHECK:STDOUT:   %.4: type = interface_type @Ordered [template]
    450. 

  450. // CHECK:STDOUT:   %Self: Ordered = bind_symbolic_name Self 0 [symbolic]
    451. 

  451. // CHECK:STDOUT:   %Less: type = fn_type @Less [template]
    452. 

  452. // CHECK:STDOUT:   %struct.2: Less = struct_value () [template]
    453. 

  453. // CHECK:STDOUT:   %.5: type = assoc_entity_type @Ordered, Less [template]
    454. 

  454. // CHECK:STDOUT:   %.6: <associated Less in Ordered> = assoc_entity element0, file.%import_ref.11 [template]
    455. 

  455. // CHECK:STDOUT:   %TestLessEqual: type = fn_type @TestLessEqual [template]
    456. 

  456. // CHECK:STDOUT:   %struct.3: TestLessEqual = struct_value () [template]
    457. 

  457. // CHECK:STDOUT:   %LessOrEquivalent: type = fn_type @LessOrEquivalent [template]
    458. 

  458. // CHECK:STDOUT:   %struct.4: LessOrEquivalent = struct_value () [template]
    459. 

  459. // CHECK:STDOUT:   %.7: type = assoc_entity_type @Ordered, LessOrEquivalent [template]
    460. 

  460. // CHECK:STDOUT:   %.8: <associated LessOrEquivalent in Ordered> = assoc_entity element1, file.%import_ref.13 [template]
    461. 

  461. // CHECK:STDOUT:   %TestGreater: type = fn_type @TestGreater [template]
    462. 

  462. // CHECK:STDOUT:   %struct.5: TestGreater = struct_value () [template]
    463. 

  463. // CHECK:STDOUT:   %Greater: type = fn_type @Greater [template]
    464. 

  464. // CHECK:STDOUT:   %struct.6: Greater = struct_value () [template]
    465. 

  465. // CHECK:STDOUT:   %.9: type = assoc_entity_type @Ordered, Greater [template]
    466. 

  466. // CHECK:STDOUT:   %.10: <associated Greater in Ordered> = assoc_entity element2, file.%import_ref.15 [template]
    467. 

  467. // CHECK:STDOUT:   %TestGreaterEqual: type = fn_type @TestGreaterEqual [template]
    468. 

  468. // CHECK:STDOUT:   %struct.7: TestGreaterEqual = struct_value () [template]
    469. 

  469. // CHECK:STDOUT:   %GreaterOrEquivalent: type = fn_type @GreaterOrEquivalent [template]
    470. 

  470. // CHECK:STDOUT:   %struct.8: GreaterOrEquivalent = struct_value () [template]
    471. 

  471. // CHECK:STDOUT:   %.11: type = assoc_entity_type @Ordered, GreaterOrEquivalent [template]
    472. 

  472. // CHECK:STDOUT:   %.12: <associated GreaterOrEquivalent in Ordered> = assoc_entity element3, file.%import_ref.17 [template]
    473. 

  473. // CHECK:STDOUT: }
    474. 

  474. // CHECK:STDOUT:
    475. 

  475. // CHECK:STDOUT: file {
    476. 

  476. // CHECK:STDOUT:   package: <namespace> = namespace [template] {
    477. 

  477. // CHECK:STDOUT:     .Core = %Core
    478. 

  478. // CHECK:STDOUT:     .D = %D.decl
    479. 

  479. // CHECK:STDOUT:     .TestLess = %TestLess.decl
    480. 

  480. // CHECK:STDOUT:     .TestLessEqual = %TestLessEqual.decl
    481. 

  481. // CHECK:STDOUT:     .TestGreater = %TestGreater.decl
    482. 

  482. // CHECK:STDOUT:     .TestGreaterEqual = %TestGreaterEqual.decl
    483. 

  483. // CHECK:STDOUT:   }
    484. 

  484. // CHECK:STDOUT:   %Core: <namespace> = namespace [template] {}
    485. 

  485. // CHECK:STDOUT:   %D.decl: type = class_decl @D [template = constants.%D] {}
    486. 

  486. // CHECK:STDOUT:   %TestLess.decl: TestLess = fn_decl @TestLess [template = constants.%struct.1] {
    487. 

  487. // CHECK:STDOUT:     %D.ref.loc8_16: type = name_ref D, %D.decl [template = constants.%D]
    488. 

  488. // CHECK:STDOUT:     %a.loc8_13.1: D = param a
    489. 

  489. // CHECK:STDOUT:     @TestLess.%a: D = bind_name a, %a.loc8_13.1
    490. 

  490. // CHECK:STDOUT:     %D.ref.loc8_22: type = name_ref D, %D.decl [template = constants.%D]
    491. 

  491. // CHECK:STDOUT:     %b.loc8_19.1: D = param b
    492. 

  492. // CHECK:STDOUT:     @TestLess.%b: D = bind_name b, %b.loc8_19.1
    493. 

  493. // CHECK:STDOUT:     @TestLess.%return: ref bool = var <return slot>
    494. 

  494. // CHECK:STDOUT:   }
    495. 

  495. // CHECK:STDOUT:   %import_ref.1: type = import_ref ir2, inst+1, loaded [template = constants.%.4]
    496. 

  496. // CHECK:STDOUT:   %import_ref.2: <associated GreaterOrEquivalent in Ordered> = import_ref ir2, inst+72, loaded [template = constants.%.12]
    497. 

  497. // CHECK:STDOUT:   %import_ref.3 = import_ref ir2, inst+3, unloaded
    498. 

  498. // CHECK:STDOUT:   %import_ref.4: <associated Greater in Ordered> = import_ref ir2, inst+55, loaded [template = constants.%.10]
    499. 

  499. // CHECK:STDOUT:   %import_ref.5: <associated Less in Ordered> = import_ref ir2, inst+21, loaded [template = constants.%.6]
    500. 

  500. // CHECK:STDOUT:   %import_ref.6: <associated LessOrEquivalent in Ordered> = import_ref ir2, inst+38, loaded [template = constants.%.8]
    501. 

  501. // CHECK:STDOUT:   %import_ref.7 = import_ref ir2, inst+16, unloaded
    502. 

  502. // CHECK:STDOUT:   %import_ref.8 = import_ref ir2, inst+34, unloaded
    503. 

  503. // CHECK:STDOUT:   %import_ref.9 = import_ref ir2, inst+51, unloaded
    504. 

  504. // CHECK:STDOUT:   %import_ref.10 = import_ref ir2, inst+68, unloaded
    505. 

  505. // CHECK:STDOUT:   %import_ref.11 = import_ref ir2, inst+16, unloaded
    506. 

  506. // CHECK:STDOUT:   %TestLessEqual.decl: TestLessEqual = fn_decl @TestLessEqual [template = constants.%struct.3] {
    507. 

  507. // CHECK:STDOUT:     %D.ref.loc16_21: type = name_ref D, %D.decl [template = constants.%D]
    508. 

  508. // CHECK:STDOUT:     %a.loc16_18.1: D = param a
    509. 

  509. // CHECK:STDOUT:     @TestLessEqual.%a: D = bind_name a, %a.loc16_18.1
    510. 

  510. // CHECK:STDOUT:     %D.ref.loc16_27: type = name_ref D, %D.decl [template = constants.%D]
    511. 

  511. // CHECK:STDOUT:     %b.loc16_24.1: D = param b
    512. 

  512. // CHECK:STDOUT:     @TestLessEqual.%b: D = bind_name b, %b.loc16_24.1
    513. 

  513. // CHECK:STDOUT:     @TestLessEqual.%return: ref bool = var <return slot>
    514. 

  514. // CHECK:STDOUT:   }
    515. 

  515. // CHECK:STDOUT:   %import_ref.12: type = import_ref ir2, inst+1, loaded [template = constants.%.4]
    516. 

  516. // CHECK:STDOUT:   %import_ref.13 = import_ref ir2, inst+34, unloaded
    517. 

  517. // CHECK:STDOUT:   %TestGreater.decl: TestGreater = fn_decl @TestGreater [template = constants.%struct.5] {
    518. 

  518. // CHECK:STDOUT:     %D.ref.loc24_19: type = name_ref D, %D.decl [template = constants.%D]
    519. 

  519. // CHECK:STDOUT:     %a.loc24_16.1: D = param a
    520. 

  520. // CHECK:STDOUT:     @TestGreater.%a: D = bind_name a, %a.loc24_16.1
    521. 

  521. // CHECK:STDOUT:     %D.ref.loc24_25: type = name_ref D, %D.decl [template = constants.%D]
    522. 

  522. // CHECK:STDOUT:     %b.loc24_22.1: D = param b
    523. 

  523. // CHECK:STDOUT:     @TestGreater.%b: D = bind_name b, %b.loc24_22.1
    524. 

  524. // CHECK:STDOUT:     @TestGreater.%return: ref bool = var <return slot>
    525. 

  525. // CHECK:STDOUT:   }
    526. 

  526. // CHECK:STDOUT:   %import_ref.14: type = import_ref ir2, inst+1, loaded [template = constants.%.4]
    527. 

  527. // CHECK:STDOUT:   %import_ref.15 = import_ref ir2, inst+51, unloaded
    528. 

  528. // CHECK:STDOUT:   %TestGreaterEqual.decl: TestGreaterEqual = fn_decl @TestGreaterEqual [template = constants.%struct.7] {
    529. 

  529. // CHECK:STDOUT:     %D.ref.loc32_24: type = name_ref D, %D.decl [template = constants.%D]
    530. 

  530. // CHECK:STDOUT:     %a.loc32_21.1: D = param a
    531. 

  531. // CHECK:STDOUT:     @TestGreaterEqual.%a: D = bind_name a, %a.loc32_21.1
    532. 

  532. // CHECK:STDOUT:     %D.ref.loc32_30: type = name_ref D, %D.decl [template = constants.%D]
    533. 

  533. // CHECK:STDOUT:     %b.loc32_27.1: D = param b
    534. 

  534. // CHECK:STDOUT:     @TestGreaterEqual.%b: D = bind_name b, %b.loc32_27.1
    535. 

  535. // CHECK:STDOUT:     @TestGreaterEqual.%return: ref bool = var <return slot>
    536. 

  536. // CHECK:STDOUT:   }
    537. 

  537. // CHECK:STDOUT:   %import_ref.16: type = import_ref ir2, inst+1, loaded [template = constants.%.4]
    538. 

  538. // CHECK:STDOUT:   %import_ref.17 = import_ref ir2, inst+68, unloaded
    539. 

  539. // CHECK:STDOUT: }
    540. 

  540. // CHECK:STDOUT:
    541. 

  541. // CHECK:STDOUT: interface @Ordered {
    542. 

  542. // CHECK:STDOUT: !members:
    543. 

  543. // CHECK:STDOUT:   .GreaterOrEquivalent = file.%import_ref.2
    544. 

  544. // CHECK:STDOUT:   .Self = file.%import_ref.3
    545. 

  545. // CHECK:STDOUT:   .Greater = file.%import_ref.4
    546. 

  546. // CHECK:STDOUT:   .Less = file.%import_ref.5
    547. 

  547. // CHECK:STDOUT:   .LessOrEquivalent = file.%import_ref.6
    548. 

  548. // CHECK:STDOUT:   witness = (file.%import_ref.7, file.%import_ref.8, file.%import_ref.9, file.%import_ref.10)
    549. 

  549. // CHECK:STDOUT: }
    550. 

  550. // CHECK:STDOUT:
    551. 

  551. // CHECK:STDOUT: class @D {
    552. 

  552. // CHECK:STDOUT: !members:
    553. 

  553. // CHECK:STDOUT:   .Self = constants.%D
    554. 

  554. // CHECK:STDOUT: }
    555. 

  555. // CHECK:STDOUT:
    556. 

  556. // CHECK:STDOUT: fn @TestLess(%a: D, %b: D) -> bool {
    557. 

  557. // CHECK:STDOUT: !entry:
    558. 

  558. // CHECK:STDOUT:   %a.ref: D = name_ref a, %a
    559. 

  559. // CHECK:STDOUT:   %b.ref: D = name_ref b, %b
    560. 

  560. // CHECK:STDOUT:   return <error>
    561. 

  561. // CHECK:STDOUT: }
    562. 

  562. // CHECK:STDOUT:
    563. 

  563. // CHECK:STDOUT: fn @Less[%self: Self](%other: Self) -> bool;
    564. 

  564. // CHECK:STDOUT:
    565. 

  565. // CHECK:STDOUT: fn @TestLessEqual(%a: D, %b: D) -> bool {
    566. 

  566. // CHECK:STDOUT: !entry:
    567. 

  567. // CHECK:STDOUT:   %a.ref: D = name_ref a, %a
    568. 

  568. // CHECK:STDOUT:   %b.ref: D = name_ref b, %b
    569. 

  569. // CHECK:STDOUT:   return <error>
    570. 

  570. // CHECK:STDOUT: }
    571. 

  571. // CHECK:STDOUT:
    572. 

  572. // CHECK:STDOUT: fn @LessOrEquivalent[%self: Self](%other: Self) -> bool;
    573. 

  573. // CHECK:STDOUT:
    574. 

  574. // CHECK:STDOUT: fn @TestGreater(%a: D, %b: D) -> bool {
    575. 

  575. // CHECK:STDOUT: !entry:
    576. 

  576. // CHECK:STDOUT:   %a.ref: D = name_ref a, %a
    577. 

  577. // CHECK:STDOUT:   %b.ref: D = name_ref b, %b
    578. 

  578. // CHECK:STDOUT:   return <error>
    579. 

  579. // CHECK:STDOUT: }
    580. 

  580. // CHECK:STDOUT:
    581. 

  581. // CHECK:STDOUT: fn @Greater[%self: Self](%other: Self) -> bool;
    582. 

  582. // CHECK:STDOUT:
    583. 

  583. // CHECK:STDOUT: fn @TestGreaterEqual(%a: D, %b: D) -> bool {
    584. 

  584. // CHECK:STDOUT: !entry:
    585. 

  585. // CHECK:STDOUT:   %a.ref: D = name_ref a, %a
    586. 

  586. // CHECK:STDOUT:   %b.ref: D = name_ref b, %b
    587. 

  587. // CHECK:STDOUT:   return <error>
    588. 

  588. // CHECK:STDOUT: }
    589. 

  589. // CHECK:STDOUT:
    590. 

  590. // CHECK:STDOUT: fn @GreaterOrEquivalent[%self: Self](%other: Self) -> bool;
    591. 

  591. // CHECK:STDOUT:
    592.