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generic.carbon

generic.carbon 25 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/testdata/min_prelude/primitives.carbon
    6. 

  6. //
    7. 

  7. // AUTOUPDATE
    8. 

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

  9. // TIP:   bazel test //toolchain/testing:file_test --test_arg=--file_tests=toolchain/lower/testdata/class/generic.carbon
    10. 

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

  11. // TIP:   bazel run //toolchain/testing:file_test -- --dump_output --file_tests=toolchain/lower/testdata/class/generic.carbon
    12. 

  12. 

  13. // --- classes.carbon
    14. 

  14. 

  15. package Classes;
    16. 

  16. 

  17. base class Base(T:! type) {
    18. 

  18.   var b: T;
    19. 

  19. }
    20. 

  20. 

  21. class Derived(T:! type) {
    22. 

  22.   extend base: Base(T);
    23. 

  23.   var d: T;
    24. 

  24. }
    25. 

  25. 

  26. class Adapter(T:! type) {
    27. 

  27.   extend adapt Derived(T);
    28. 

  28. }
    29. 

  29. 

  30. // --- create.carbon
    31. 

  31. 

  32. package Create;
    33. 

  33. 

  34. import Classes;
    35. 

  35. 

  36. fn CreateDerived() -> Classes.Derived(i32) {
    37. 

  37.   return {.base = {.b = 1}, .d = 2};
    38. 

  38. }
    39. 

  39. 

  40. fn CreateAdapter() -> Classes.Adapter(i32) {
    41. 

  41.   return CreateDerived() as Classes.Adapter(i32);
    42. 

  42. }
    43. 

  43. 

  44. // --- create_generic.carbon
    45. 

  45. 

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

  47. 

  48. class A(T:! type) {
    49. 

  49.   var x: T;
    50. 

  50.   var y: T;
    51. 

  51. }
    52. 

  52. 

  53. fn Make[T:! Core.Copy](x: T, y: T) -> A(T) {
    54. 

  54.   return {.x = x, .y = y};
    55. 

  55. }
    56. 

  56. 

  57. fn Ints() -> A(i32) {
    58. 

  58.   return Make(1 as i32, 2 as i32);
    59. 

  59. }
    60. 

  60. 

  61. fn Empty() -> A(()) {
    62. 

  62.   return Make((), ());
    63. 

  63. }
    64. 

  64. 

  65. fn Tuples() -> A((i32, i32)) {
    66. 

  66.   let x: (i32, i32) = (1, 2);
    67. 

  67.   return Make(x, x);
    68. 

  68. }
    69. 

  69. 

  70. // --- access.carbon
    71. 

  71. 

  72. library "[[@TEST_NAME]]";
    73. 

  73. 

  74. class C(T:! Core.Copy) {
    75. 

  75.   fn GetBool[self: Self]() -> bool {
    76. 

  76.     return self.v;
    77. 

  77.   }
    78. 

  78.   fn GetT[self: Self]() -> T {
    79. 

  79.     return self.w;
    80. 

  80.   }
    81. 

  81.   var v: bool;
    82. 

  82.   var w: T;
    83. 

  83. }
    84. 

  84. 

  85. fn AccessBool() -> bool {
    86. 

  86.   var c: C(i32) = {.v = true, .w = 0};
    87. 

  87.   return c.GetBool();
    88. 

  88. }
    89. 

  89. 

  90. fn AccessInt() -> i32 {
    91. 

  91.   var c: C(i32) = {.v = true, .w = 0};
    92. 

  92.   return c.GetT();
    93. 

  93. }
    94. 

  94. 

  95. fn AccessEmpty() -> () {
    96. 

  96.   var c: C(()) = {.v = true, .w = ()};
    97. 

  97.   return c.GetT();
    98. 

  98. }
    99. 

  99. 

  100. fn AccessTuple() -> (i32, i32, i32) {
    101. 

  101.   var c: C((i32, i32, i32)) = {.v = true, .w = (1, 2, 3)};
    102. 

  102.   return c.GetT();
    103. 

  103. }
    104. 

  104. 

  105. // CHECK:STDOUT: ; ModuleID = 'classes.carbon'
    106. 

  106. // CHECK:STDOUT: source_filename = "classes.carbon"
    107. 

  107. // CHECK:STDOUT:
    108. 

  108. // CHECK:STDOUT: !llvm.module.flags = !{!0, !1}
    109. 

  109. // CHECK:STDOUT: !llvm.dbg.cu = !{!2}
    110. 

  110. // CHECK:STDOUT:
    111. 

  111. // CHECK:STDOUT: !0 = !{i32 7, !"Dwarf Version", i32 5}
    112. 

  112. // CHECK:STDOUT: !1 = !{i32 2, !"Debug Info Version", i32 3}
    113. 

  113. // CHECK:STDOUT: !2 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, file: !3, producer: "carbon", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug)
    114. 

  114. // CHECK:STDOUT: !3 = !DIFile(filename: "classes.carbon", directory: "")
    115. 

  115. // CHECK:STDOUT: ; ModuleID = 'create.carbon'
    116. 

  116. // CHECK:STDOUT: source_filename = "create.carbon"
    117. 

  117. // CHECK:STDOUT:
    118. 

  118. // CHECK:STDOUT: @Derived.val.loc7_36 = internal constant { { i32 }, i32 } { { i32 } { i32 1 }, i32 2 }
    119. 

  119. // CHECK:STDOUT:
    120. 

  120. // CHECK:STDOUT: ; Function Attrs: nounwind
    121. 

  121. // CHECK:STDOUT: define void @_CCreateDerived.Create(ptr sret({ { i32 }, i32 }) %return) #0 !dbg !4 {
    122. 

  122. // CHECK:STDOUT: entry:
    123. 

  123. // CHECK:STDOUT:   %.loc7_35.2.base = getelementptr inbounds nuw { { i32 }, i32 }, ptr %return, i32 0, i32 0, !dbg !7
    124. 

  124. // CHECK:STDOUT:   %.loc7_26.3.b = getelementptr inbounds nuw { i32 }, ptr %.loc7_35.2.base, i32 0, i32 0, !dbg !8
    125. 

  125. // CHECK:STDOUT:   %.loc7_35.5.d = getelementptr inbounds nuw { { i32 }, i32 }, ptr %return, i32 0, i32 1, !dbg !7
    126. 

  126. // CHECK:STDOUT:   call void @llvm.memcpy.p0.p0.i64(ptr align 4 %return, ptr align 4 @Derived.val.loc7_36, i64 8, i1 false), !dbg !9
    127. 

  127. // CHECK:STDOUT:   ret void, !dbg !9
    128. 

  128. // CHECK:STDOUT: }
    129. 

  129. // CHECK:STDOUT:
    130. 

  130. // CHECK:STDOUT: ; Function Attrs: nounwind
    131. 

  131. // CHECK:STDOUT: define void @_CCreateAdapter.Create(ptr sret({ { i32 }, i32 }) %return) #0 !dbg !10 {
    132. 

  132. // CHECK:STDOUT: entry:
    133. 

  133. // CHECK:STDOUT:   call void @_CCreateDerived.Create(ptr %return), !dbg !11
    134. 

  134. // CHECK:STDOUT:   ret void, !dbg !12
    135. 

  135. // CHECK:STDOUT: }
    136. 

  136. // CHECK:STDOUT:
    137. 

  137. // CHECK:STDOUT: ; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: readwrite)
    138. 

  138. // CHECK:STDOUT: declare void @llvm.memcpy.p0.p0.i64(ptr noalias writeonly captures(none), ptr noalias readonly captures(none), i64, i1 immarg) #1
    139. 

  139. // CHECK:STDOUT:
    140. 

  140. // CHECK:STDOUT: attributes #0 = { nounwind }
    141. 

  141. // CHECK:STDOUT: attributes #1 = { nocallback nofree nounwind willreturn memory(argmem: readwrite) }
    142. 

  142. // CHECK:STDOUT:
    143. 

  143. // CHECK:STDOUT: !llvm.module.flags = !{!0, !1}
    144. 

  144. // CHECK:STDOUT: !llvm.dbg.cu = !{!2}
    145. 

  145. // CHECK:STDOUT:
    146. 

  146. // CHECK:STDOUT: !0 = !{i32 7, !"Dwarf Version", i32 5}
    147. 

  147. // CHECK:STDOUT: !1 = !{i32 2, !"Debug Info Version", i32 3}
    148. 

  148. // CHECK:STDOUT: !2 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, file: !3, producer: "carbon", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug)
    149. 

  149. // CHECK:STDOUT: !3 = !DIFile(filename: "create.carbon", directory: "")
    150. 

  150. // CHECK:STDOUT: !4 = distinct !DISubprogram(name: "CreateDerived", linkageName: "_CCreateDerived.Create", scope: null, file: !3, line: 6, type: !5, spFlags: DISPFlagDefinition, unit: !2)
    151. 

  151. // CHECK:STDOUT: !5 = !DISubroutineType(types: !6)
    152. 

  152. // CHECK:STDOUT: !6 = !{}
    153. 

  153. // CHECK:STDOUT: !7 = !DILocation(line: 7, column: 10, scope: !4)
    154. 

  154. // CHECK:STDOUT: !8 = !DILocation(line: 7, column: 19, scope: !4)
    155. 

  155. // CHECK:STDOUT: !9 = !DILocation(line: 7, column: 3, scope: !4)
    156. 

  156. // CHECK:STDOUT: !10 = distinct !DISubprogram(name: "CreateAdapter", linkageName: "_CCreateAdapter.Create", scope: null, file: !3, line: 10, type: !5, spFlags: DISPFlagDefinition, unit: !2)
    157. 

  157. // CHECK:STDOUT: !11 = !DILocation(line: 11, column: 10, scope: !10)
    158. 

  158. // CHECK:STDOUT: !12 = !DILocation(line: 11, column: 3, scope: !10)
    159. 

  159. // CHECK:STDOUT: ; ModuleID = 'create_generic.carbon'
    160. 

  160. // CHECK:STDOUT: source_filename = "create_generic.carbon"
    161. 

  161. // CHECK:STDOUT:
    162. 

  162. // CHECK:STDOUT: @tuple.21c.loc22_28.6 = internal constant { i32, i32 } { i32 1, i32 2 }
    163. 

  163. // CHECK:STDOUT:
    164. 

  164. // CHECK:STDOUT: ; Function Attrs: nounwind
    165. 

  165. // CHECK:STDOUT: define void @_CInts.Main(ptr sret({ i32, i32 }) %return) #0 !dbg !4 {
    166. 

  166. // CHECK:STDOUT: entry:
    167. 

  167. // CHECK:STDOUT:   call void @_CMake.Main.5450dc8e8b8e0899(ptr %return, i32 1, i32 2), !dbg !7
    168. 

  168. // CHECK:STDOUT:   ret void, !dbg !8
    169. 

  169. // CHECK:STDOUT: }
    170. 

  170. // CHECK:STDOUT:
    171. 

  171. // CHECK:STDOUT: ; Function Attrs: nounwind
    172. 

  172. // CHECK:STDOUT: define void @_CEmpty.Main(ptr sret({ {}, {} }) %return) #0 !dbg !9 {
    173. 

  173. // CHECK:STDOUT: entry:
    174. 

  174. // CHECK:STDOUT:   call void @_CMake.Main.cf13cead63317d44(ptr %return), !dbg !10
    175. 

  175. // CHECK:STDOUT:   ret void, !dbg !11
    176. 

  176. // CHECK:STDOUT: }
    177. 

  177. // CHECK:STDOUT:
    178. 

  178. // CHECK:STDOUT: ; Function Attrs: nounwind
    179. 

  179. // CHECK:STDOUT: define void @_CTuples.Main(ptr sret({ { i32, i32 }, { i32, i32 } }) %return) #0 !dbg !12 {
    180. 

  180. // CHECK:STDOUT: entry:
    181. 

  181. // CHECK:STDOUT:   call void @_CMake.Main.a862d5c8b748242e(ptr %return, ptr @tuple.21c.loc22_28.6, ptr @tuple.21c.loc22_28.6), !dbg !13
    182. 

  182. // CHECK:STDOUT:   ret void, !dbg !14
    183. 

  183. // CHECK:STDOUT: }
    184. 

  184. // CHECK:STDOUT:
    185. 

  185. // CHECK:STDOUT: ; Function Attrs: nounwind
    186. 

  186. // CHECK:STDOUT: define linkonce_odr void @_CMake.Main.5450dc8e8b8e0899(ptr sret({ i32, i32 }) %return, i32 %x, i32 %y) #0 !dbg !15 {
    187. 

  187. // CHECK:STDOUT: entry:
    188. 

  188. // CHECK:STDOUT:   %.loc10_25.2.x = getelementptr inbounds nuw { i32, i32 }, ptr %return, i32 0, i32 0, !dbg !16
    189. 

  189. // CHECK:STDOUT:   store i32 %x, ptr %.loc10_25.2.x, align 4, !dbg !16
    190. 

  190. // CHECK:STDOUT:   %.loc10_25.4.y = getelementptr inbounds nuw { i32, i32 }, ptr %return, i32 0, i32 1, !dbg !16
    191. 

  191. // CHECK:STDOUT:   store i32 %y, ptr %.loc10_25.4.y, align 4, !dbg !16
    192. 

  192. // CHECK:STDOUT:   ret void, !dbg !17
    193. 

  193. // CHECK:STDOUT: }
    194. 

  194. // CHECK:STDOUT:
    195. 

  195. // CHECK:STDOUT: ; Function Attrs: nounwind
    196. 

  196. // CHECK:STDOUT: define linkonce_odr void @_CMake.Main.cf13cead63317d44(ptr sret({ {}, {} }) %return) #0 !dbg !18 {
    197. 

  197. // CHECK:STDOUT: entry:
    198. 

  198. // CHECK:STDOUT:   %.loc10_25.2.x = getelementptr inbounds nuw { {}, {} }, ptr %return, i32 0, i32 0, !dbg !19
    199. 

  199. // CHECK:STDOUT:   %.loc10_25.4.y = getelementptr inbounds nuw { {}, {} }, ptr %return, i32 0, i32 1, !dbg !19
    200. 

  200. // CHECK:STDOUT:   ret void, !dbg !20
    201. 

  201. // CHECK:STDOUT: }
    202. 

  202. // CHECK:STDOUT:
    203. 

  203. // CHECK:STDOUT: ; Function Attrs: nounwind
    204. 

  204. // CHECK:STDOUT: define linkonce_odr void @_CMake.Main.a862d5c8b748242e(ptr sret({ { i32, i32 }, { i32, i32 } }) %return, ptr %x, ptr %y) #0 !dbg !21 {
    205. 

  205. // CHECK:STDOUT: entry:
    206. 

  206. // CHECK:STDOUT:   %.loc10_25.2.x = getelementptr inbounds nuw { { i32, i32 }, { i32, i32 } }, ptr %return, i32 0, i32 0, !dbg !22
    207. 

  207. // CHECK:STDOUT:   call void @"_COp.2b3ba83e01542f11:Copy.Core.4193728889277ad1"(ptr %.loc10_25.2.x, ptr %x), !dbg !23
    208. 

  208. // CHECK:STDOUT:   %.loc10_25.4.y = getelementptr inbounds nuw { { i32, i32 }, { i32, i32 } }, ptr %return, i32 0, i32 1, !dbg !22
    209. 

  209. // CHECK:STDOUT:   call void @"_COp.2b3ba83e01542f11:Copy.Core.4193728889277ad1"(ptr %.loc10_25.4.y, ptr %y), !dbg !24
    210. 

  210. // CHECK:STDOUT:   ret void, !dbg !25
    211. 

  211. // CHECK:STDOUT: }
    212. 

  212. // CHECK:STDOUT:
    213. 

  213. // CHECK:STDOUT: ; Function Attrs: nounwind
    214. 

  214. // CHECK:STDOUT: define linkonce_odr void @"_COp.2b3ba83e01542f11:Copy.Core.4193728889277ad1"(ptr sret({ i32, i32 }) %return, ptr %self) #0 !dbg !26 {
    215. 

  215. // CHECK:STDOUT:   %tuple.elem = getelementptr inbounds nuw { i32, i32 }, ptr %self, i32 0, i32 0, !dbg !28
    216. 

  216. // CHECK:STDOUT:   %tuple.elem.load = load i32, ptr %tuple.elem, align 4, !dbg !28
    217. 

  217. // CHECK:STDOUT:   %tuple.elem1 = getelementptr inbounds nuw { i32, i32 }, ptr %return, i32 0, i32 0, !dbg !29
    218. 

  218. // CHECK:STDOUT:   %tuple.elem2 = getelementptr inbounds nuw { i32, i32 }, ptr %self, i32 0, i32 1, !dbg !30
    219. 

  219. // CHECK:STDOUT:   %tuple.elem.load3 = load i32, ptr %tuple.elem2, align 4, !dbg !30
    220. 

  220. // CHECK:STDOUT:   %tuple.elem4 = getelementptr inbounds nuw { i32, i32 }, ptr %return, i32 0, i32 1, !dbg !29
    221. 

  221. // CHECK:STDOUT:   store i32 %tuple.elem.load, ptr %tuple.elem1, align 4, !dbg !29
    222. 

  222. // CHECK:STDOUT:   store i32 %tuple.elem.load3, ptr %tuple.elem4, align 4, !dbg !29
    223. 

  223. // CHECK:STDOUT:   ret void, !dbg !31
    224. 

  224. // CHECK:STDOUT: }
    225. 

  225. // CHECK:STDOUT:
    226. 

  226. // CHECK:STDOUT: ; uselistorder directives
    227. 

  227. // CHECK:STDOUT: uselistorder ptr @"_COp.2b3ba83e01542f11:Copy.Core.4193728889277ad1", { 1, 0 }
    228. 

  228. // CHECK:STDOUT:
    229. 

  229. // CHECK:STDOUT: attributes #0 = { nounwind }
    230. 

  230. // CHECK:STDOUT:
    231. 

  231. // CHECK:STDOUT: !llvm.module.flags = !{!0, !1}
    232. 

  232. // CHECK:STDOUT: !llvm.dbg.cu = !{!2}
    233. 

  233. // CHECK:STDOUT:
    234. 

  234. // CHECK:STDOUT: !0 = !{i32 7, !"Dwarf Version", i32 5}
    235. 

  235. // CHECK:STDOUT: !1 = !{i32 2, !"Debug Info Version", i32 3}
    236. 

  236. // CHECK:STDOUT: !2 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, file: !3, producer: "carbon", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug)
    237. 

  237. // CHECK:STDOUT: !3 = !DIFile(filename: "create_generic.carbon", directory: "")
    238. 

  238. // CHECK:STDOUT: !4 = distinct !DISubprogram(name: "Ints", linkageName: "_CInts.Main", scope: null, file: !3, line: 13, type: !5, spFlags: DISPFlagDefinition, unit: !2)
    239. 

  239. // CHECK:STDOUT: !5 = !DISubroutineType(types: !6)
    240. 

  240. // CHECK:STDOUT: !6 = !{}
    241. 

  241. // CHECK:STDOUT: !7 = !DILocation(line: 14, column: 10, scope: !4)
    242. 

  242. // CHECK:STDOUT: !8 = !DILocation(line: 14, column: 3, scope: !4)
    243. 

  243. // CHECK:STDOUT: !9 = distinct !DISubprogram(name: "Empty", linkageName: "_CEmpty.Main", scope: null, file: !3, line: 17, type: !5, spFlags: DISPFlagDefinition, unit: !2)
    244. 

  244. // CHECK:STDOUT: !10 = !DILocation(line: 18, column: 10, scope: !9)
    245. 

  245. // CHECK:STDOUT: !11 = !DILocation(line: 18, column: 3, scope: !9)
    246. 

  246. // CHECK:STDOUT: !12 = distinct !DISubprogram(name: "Tuples", linkageName: "_CTuples.Main", scope: null, file: !3, line: 21, type: !5, spFlags: DISPFlagDefinition, unit: !2)
    247. 

  247. // CHECK:STDOUT: !13 = !DILocation(line: 23, column: 10, scope: !12)
    248. 

  248. // CHECK:STDOUT: !14 = !DILocation(line: 23, column: 3, scope: !12)
    249. 

  249. // CHECK:STDOUT: !15 = distinct !DISubprogram(name: "Make", linkageName: "_CMake.Main.5450dc8e8b8e0899", scope: null, file: !3, line: 9, type: !5, spFlags: DISPFlagDefinition, unit: !2)
    250. 

  250. // CHECK:STDOUT: !16 = !DILocation(line: 10, column: 10, scope: !15)
    251. 

  251. // CHECK:STDOUT: !17 = !DILocation(line: 10, column: 3, scope: !15)
    252. 

  252. // CHECK:STDOUT: !18 = distinct !DISubprogram(name: "Make", linkageName: "_CMake.Main.cf13cead63317d44", scope: null, file: !3, line: 9, type: !5, spFlags: DISPFlagDefinition, unit: !2)
    253. 

  253. // CHECK:STDOUT: !19 = !DILocation(line: 10, column: 10, scope: !18)
    254. 

  254. // CHECK:STDOUT: !20 = !DILocation(line: 10, column: 3, scope: !18)
    255. 

  255. // CHECK:STDOUT: !21 = distinct !DISubprogram(name: "Make", linkageName: "_CMake.Main.a862d5c8b748242e", scope: null, file: !3, line: 9, type: !5, spFlags: DISPFlagDefinition, unit: !2)
    256. 

  256. // CHECK:STDOUT: !22 = !DILocation(line: 10, column: 10, scope: !21)
    257. 

  257. // CHECK:STDOUT: !23 = !DILocation(line: 10, column: 16, scope: !21)
    258. 

  258. // CHECK:STDOUT: !24 = !DILocation(line: 10, column: 24, scope: !21)
    259. 

  259. // CHECK:STDOUT: !25 = !DILocation(line: 10, column: 3, scope: !21)
    260. 

  260. // CHECK:STDOUT: !26 = distinct !DISubprogram(name: "Op", linkageName: "_COp.2b3ba83e01542f11:Copy.Core.4193728889277ad1", scope: null, file: !27, line: 48, type: !5, spFlags: DISPFlagDefinition, unit: !2)
    261. 

  261. // CHECK:STDOUT: !27 = !DIFile(filename: "min_prelude/parts/copy.carbon", directory: "")
    262. 

  262. // CHECK:STDOUT: !28 = !DILocation(line: 49, column: 13, scope: !26)
    263. 

  263. // CHECK:STDOUT: !29 = !DILocation(line: 49, column: 12, scope: !26)
    264. 

  264. // CHECK:STDOUT: !30 = !DILocation(line: 49, column: 26, scope: !26)
    265. 

  265. // CHECK:STDOUT: !31 = !DILocation(line: 49, column: 5, scope: !26)
    266. 

  266. // CHECK:STDOUT: ; ModuleID = 'access.carbon'
    267. 

  267. // CHECK:STDOUT: source_filename = "access.carbon"
    268. 

  268. // CHECK:STDOUT:
    269. 

  269. // CHECK:STDOUT: @C.val.9ee.loc16_3 = internal constant { i1, i32 } { i1 true, i32 0 }
    270. 

  270. // CHECK:STDOUT: @C.val.f52.loc26_3 = internal constant { i1, {} } { i1 true, {} zeroinitializer }
    271. 

  271. // CHECK:STDOUT: @C.val.029.loc31_3 = internal constant { i1, { i32, i32, i32 } } { i1 true, { i32, i32, i32 } { i32 1, i32 2, i32 3 } }
    272. 

  272. // CHECK:STDOUT:
    273. 

  273. // CHECK:STDOUT: ; Function Attrs: nounwind
    274. 

  274. // CHECK:STDOUT: define i1 @_CAccessBool.Main() #0 !dbg !4 {
    275. 

  275. // CHECK:STDOUT: entry:
    276. 

  276. // CHECK:STDOUT:   %c.var = alloca { i1, i32 }, align 8, !dbg !7
    277. 

  277. // CHECK:STDOUT:   call void @llvm.lifetime.start.p0(ptr %c.var), !dbg !7
    278. 

  278. // CHECK:STDOUT:   %.loc16_37.2.v = getelementptr inbounds nuw { i1, i32 }, ptr %c.var, i32 0, i32 0, !dbg !8
    279. 

  279. // CHECK:STDOUT:   %.loc16_37.5.w = getelementptr inbounds nuw { i1, i32 }, ptr %c.var, i32 0, i32 1, !dbg !8
    280. 

  280. // CHECK:STDOUT:   call void @llvm.memcpy.p0.p0.i64(ptr align 4 %c.var, ptr align 4 @C.val.9ee.loc16_3, i64 8, i1 false), !dbg !7
    281. 

  281. // CHECK:STDOUT:   %C.GetBool.call = call i1 @_CGetBool.C.Main.5450dc8e8b8e0899(ptr %c.var), !dbg !9
    282. 

  282. // CHECK:STDOUT:   ret i1 %C.GetBool.call, !dbg !10
    283. 

  283. // CHECK:STDOUT: }
    284. 

  284. // CHECK:STDOUT:
    285. 

  285. // CHECK:STDOUT: ; Function Attrs: nounwind
    286. 

  286. // CHECK:STDOUT: define i32 @_CAccessInt.Main() #0 !dbg !11 {
    287. 

  287. // CHECK:STDOUT: entry:
    288. 

  288. // CHECK:STDOUT:   %c.var = alloca { i1, i32 }, align 8, !dbg !12
    289. 

  289. // CHECK:STDOUT:   call void @llvm.lifetime.start.p0(ptr %c.var), !dbg !12
    290. 

  290. // CHECK:STDOUT:   %.loc21_37.2.v = getelementptr inbounds nuw { i1, i32 }, ptr %c.var, i32 0, i32 0, !dbg !13
    291. 

  291. // CHECK:STDOUT:   %.loc21_37.5.w = getelementptr inbounds nuw { i1, i32 }, ptr %c.var, i32 0, i32 1, !dbg !13
    292. 

  292. // CHECK:STDOUT:   call void @llvm.memcpy.p0.p0.i64(ptr align 4 %c.var, ptr align 4 @C.val.9ee.loc16_3, i64 8, i1 false), !dbg !12
    293. 

  293. // CHECK:STDOUT:   %C.GetT.call = call i32 @_CGetT.C.Main.5450dc8e8b8e0899(ptr %c.var), !dbg !14
    294. 

  294. // CHECK:STDOUT:   ret i32 %C.GetT.call, !dbg !15
    295. 

  295. // CHECK:STDOUT: }
    296. 

  296. // CHECK:STDOUT:
    297. 

  297. // CHECK:STDOUT: ; Function Attrs: nounwind
    298. 

  298. // CHECK:STDOUT: define void @_CAccessEmpty.Main() #0 !dbg !16 {
    299. 

  299. // CHECK:STDOUT: entry:
    300. 

  300. // CHECK:STDOUT:   %c.var = alloca { i1, {} }, align 8, !dbg !17
    301. 

  301. // CHECK:STDOUT:   call void @llvm.lifetime.start.p0(ptr %c.var), !dbg !17
    302. 

  302. // CHECK:STDOUT:   %.loc26_37.2.v = getelementptr inbounds nuw { i1, {} }, ptr %c.var, i32 0, i32 0, !dbg !18
    303. 

  303. // CHECK:STDOUT:   %.loc26_37.4.w = getelementptr inbounds nuw { i1, {} }, ptr %c.var, i32 0, i32 1, !dbg !18
    304. 

  304. // CHECK:STDOUT:   call void @llvm.memcpy.p0.p0.i64(ptr align 1 %c.var, ptr align 1 @C.val.f52.loc26_3, i64 1, i1 false), !dbg !17
    305. 

  305. // CHECK:STDOUT:   call void @_CGetT.C.Main.cf13cead63317d44(ptr %c.var), !dbg !19
    306. 

  306. // CHECK:STDOUT:   ret void, !dbg !20
    307. 

  307. // CHECK:STDOUT: }
    308. 

  308. // CHECK:STDOUT:
    309. 

  309. // CHECK:STDOUT: ; Function Attrs: nounwind
    310. 

  310. // CHECK:STDOUT: define void @_CAccessTuple.Main(ptr sret({ i32, i32, i32 }) %return) #0 !dbg !21 {
    311. 

  311. // CHECK:STDOUT: entry:
    312. 

  312. // CHECK:STDOUT:   %c.var = alloca { i1, { i32, i32, i32 } }, align 8, !dbg !22
    313. 

  313. // CHECK:STDOUT:   call void @llvm.lifetime.start.p0(ptr %c.var), !dbg !22
    314. 

  314. // CHECK:STDOUT:   %.loc31_57.2.v = getelementptr inbounds nuw { i1, { i32, i32, i32 } }, ptr %c.var, i32 0, i32 0, !dbg !23
    315. 

  315. // CHECK:STDOUT:   %.loc31_57.4.w = getelementptr inbounds nuw { i1, { i32, i32, i32 } }, ptr %c.var, i32 0, i32 1, !dbg !23
    316. 

  316. // CHECK:STDOUT:   %tuple.elem0.tuple.elem = getelementptr inbounds nuw { i32, i32, i32 }, ptr %.loc31_57.4.w, i32 0, i32 0, !dbg !24
    317. 

  317. // CHECK:STDOUT:   %tuple.elem1.tuple.elem = getelementptr inbounds nuw { i32, i32, i32 }, ptr %.loc31_57.4.w, i32 0, i32 1, !dbg !24
    318. 

  318. // CHECK:STDOUT:   %tuple.elem2.tuple.elem = getelementptr inbounds nuw { i32, i32, i32 }, ptr %.loc31_57.4.w, i32 0, i32 2, !dbg !24
    319. 

  319. // CHECK:STDOUT:   call void @llvm.memcpy.p0.p0.i64(ptr align 4 %c.var, ptr align 4 @C.val.029.loc31_3, i64 16, i1 false), !dbg !22
    320. 

  320. // CHECK:STDOUT:   call void @_CGetT.C.Main.623a49e5eda7ec3b(ptr %return, ptr %c.var), !dbg !25
    321. 

  321. // CHECK:STDOUT:   ret void, !dbg !26
    322. 

  322. // CHECK:STDOUT: }
    323. 

  323. // CHECK:STDOUT:
    324. 

  324. // CHECK:STDOUT: ; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
    325. 

  325. // CHECK:STDOUT: declare void @llvm.lifetime.start.p0(ptr captures(none)) #1
    326. 

  326. // CHECK:STDOUT:
    327. 

  327. // CHECK:STDOUT: ; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: readwrite)
    328. 

  328. // CHECK:STDOUT: declare void @llvm.memcpy.p0.p0.i64(ptr noalias writeonly captures(none), ptr noalias readonly captures(none), i64, i1 immarg) #2
    329. 

  329. // CHECK:STDOUT:
    330. 

  330. // CHECK:STDOUT: ; Function Attrs: nounwind
    331. 

  331. // CHECK:STDOUT: define linkonce_odr i1 @_CGetBool.C.Main.5450dc8e8b8e0899(ptr %self) #0 !dbg !27 {
    332. 

  332. // CHECK:STDOUT: entry:
    333. 

  333. // CHECK:STDOUT:   %.loc6_16.1.v = getelementptr inbounds nuw { i1, i32 }, ptr %self, i32 0, i32 0, !dbg !28
    334. 

  334. // CHECK:STDOUT:   %.loc6_16.2 = load i8, ptr %.loc6_16.1.v, align 1, !dbg !28
    335. 

  335. // CHECK:STDOUT:   %.loc6_16.21 = trunc i8 %.loc6_16.2 to i1, !dbg !28
    336. 

  336. // CHECK:STDOUT:   ret i1 %.loc6_16.21, !dbg !29
    337. 

  337. // CHECK:STDOUT: }
    338. 

  338. // CHECK:STDOUT:
    339. 

  339. // CHECK:STDOUT: ; Function Attrs: nounwind
    340. 

  340. // CHECK:STDOUT: define linkonce_odr i32 @_CGetT.C.Main.5450dc8e8b8e0899(ptr %self) #0 !dbg !30 {
    341. 

  341. // CHECK:STDOUT: entry:
    342. 

  342. // CHECK:STDOUT:   %.loc9_16.1.w = getelementptr inbounds nuw { i1, i32 }, ptr %self, i32 0, i32 1, !dbg !31
    343. 

  343. // CHECK:STDOUT:   %.loc9_16.2 = load i32, ptr %.loc9_16.1.w, align 4, !dbg !31
    344. 

  344. // CHECK:STDOUT:   ret i32 %.loc9_16.2, !dbg !32
    345. 

  345. // CHECK:STDOUT: }
    346. 

  346. // CHECK:STDOUT:
    347. 

  347. // CHECK:STDOUT: ; Function Attrs: nounwind
    348. 

  348. // CHECK:STDOUT: define linkonce_odr void @_CGetT.C.Main.cf13cead63317d44(ptr %self) #0 !dbg !33 {
    349. 

  349. // CHECK:STDOUT: entry:
    350. 

  350. // CHECK:STDOUT:   %.loc9_16.1.w = getelementptr inbounds nuw { i1, {} }, ptr %self, i32 0, i32 1, !dbg !34
    351. 

  351. // CHECK:STDOUT:   ret void, !dbg !35
    352. 

  352. // CHECK:STDOUT: }
    353. 

  353. // CHECK:STDOUT:
    354. 

  354. // CHECK:STDOUT: ; Function Attrs: nounwind
    355. 

  355. // CHECK:STDOUT: define linkonce_odr void @_CGetT.C.Main.623a49e5eda7ec3b(ptr sret({ i32, i32, i32 }) %return, ptr %self) #0 !dbg !36 {
    356. 

  356. // CHECK:STDOUT: entry:
    357. 

  357. // CHECK:STDOUT:   %.loc9_16.1.w = getelementptr inbounds nuw { i1, { i32, i32, i32 } }, ptr %self, i32 0, i32 1, !dbg !37
    358. 

  358. // CHECK:STDOUT:   call void @"_COp.6d582b60b7397ec5:Copy.Core.8e95c89adba3b450"(ptr %return, ptr %.loc9_16.1.w), !dbg !37
    359. 

  359. // CHECK:STDOUT:   ret void, !dbg !38
    360. 

  360. // CHECK:STDOUT: }
    361. 

  361. // CHECK:STDOUT:
    362. 

  362. // CHECK:STDOUT: ; Function Attrs: nounwind
    363. 

  363. // CHECK:STDOUT: define linkonce_odr void @"_COp.6d582b60b7397ec5:Copy.Core.8e95c89adba3b450"(ptr sret({ i32, i32, i32 }) %return, ptr %self) #0 !dbg !39 {
    364. 

  364. // CHECK:STDOUT:   %tuple.elem = getelementptr inbounds nuw { i32, i32, i32 }, ptr %self, i32 0, i32 0, !dbg !41
    365. 

  365. // CHECK:STDOUT:   %tuple.elem.load = load i32, ptr %tuple.elem, align 4, !dbg !41
    366. 

  366. // CHECK:STDOUT:   %tuple.elem1 = getelementptr inbounds nuw { i32, i32, i32 }, ptr %return, i32 0, i32 0, !dbg !42
    367. 

  367. // CHECK:STDOUT:   %tuple.elem2 = getelementptr inbounds nuw { i32, i32, i32 }, ptr %self, i32 0, i32 1, !dbg !43
    368. 

  368. // CHECK:STDOUT:   %tuple.elem.load3 = load i32, ptr %tuple.elem2, align 4, !dbg !43
    369. 

  369. // CHECK:STDOUT:   %tuple.elem4 = getelementptr inbounds nuw { i32, i32, i32 }, ptr %return, i32 0, i32 1, !dbg !42
    370. 

  370. // CHECK:STDOUT:   %tuple.elem5 = getelementptr inbounds nuw { i32, i32, i32 }, ptr %self, i32 0, i32 2, !dbg !44
    371. 

  371. // CHECK:STDOUT:   %tuple.elem.load6 = load i32, ptr %tuple.elem5, align 4, !dbg !44
    372. 

  372. // CHECK:STDOUT:   %tuple.elem7 = getelementptr inbounds nuw { i32, i32, i32 }, ptr %return, i32 0, i32 2, !dbg !42
    373. 

  373. // CHECK:STDOUT:   store i32 %tuple.elem.load, ptr %tuple.elem1, align 4, !dbg !42
    374. 

  374. // CHECK:STDOUT:   store i32 %tuple.elem.load3, ptr %tuple.elem4, align 4, !dbg !42
    375. 

  375. // CHECK:STDOUT:   store i32 %tuple.elem.load6, ptr %tuple.elem7, align 4, !dbg !42
    376. 

  376. // CHECK:STDOUT:   ret void, !dbg !45
    377. 

  377. // CHECK:STDOUT: }
    378. 

  378. // CHECK:STDOUT:
    379. 

  379. // CHECK:STDOUT: ; uselistorder directives
    380. 

  380. // CHECK:STDOUT: uselistorder ptr @llvm.lifetime.start.p0, { 3, 2, 1, 0 }
    381. 

  381. // CHECK:STDOUT: uselistorder ptr @llvm.memcpy.p0.p0.i64, { 3, 2, 1, 0 }
    382. 

  382. // CHECK:STDOUT:
    383. 

  383. // CHECK:STDOUT: attributes #0 = { nounwind }
    384. 

  384. // CHECK:STDOUT: attributes #1 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
    385. 

  385. // CHECK:STDOUT: attributes #2 = { nocallback nofree nounwind willreturn memory(argmem: readwrite) }
    386. 

  386. // CHECK:STDOUT:
    387. 

  387. // CHECK:STDOUT: !llvm.module.flags = !{!0, !1}
    388. 

  388. // CHECK:STDOUT: !llvm.dbg.cu = !{!2}
    389. 

  389. // CHECK:STDOUT:
    390. 

  390. // CHECK:STDOUT: !0 = !{i32 7, !"Dwarf Version", i32 5}
    391. 

  391. // CHECK:STDOUT: !1 = !{i32 2, !"Debug Info Version", i32 3}
    392. 

  392. // CHECK:STDOUT: !2 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, file: !3, producer: "carbon", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug)
    393. 

  393. // CHECK:STDOUT: !3 = !DIFile(filename: "access.carbon", directory: "")
    394. 

  394. // CHECK:STDOUT: !4 = distinct !DISubprogram(name: "AccessBool", linkageName: "_CAccessBool.Main", scope: null, file: !3, line: 15, type: !5, spFlags: DISPFlagDefinition, unit: !2)
    395. 

  395. // CHECK:STDOUT: !5 = !DISubroutineType(types: !6)
    396. 

  396. // CHECK:STDOUT: !6 = !{}
    397. 

  397. // CHECK:STDOUT: !7 = !DILocation(line: 16, column: 3, scope: !4)
    398. 

  398. // CHECK:STDOUT: !8 = !DILocation(line: 16, column: 19, scope: !4)
    399. 

  399. // CHECK:STDOUT: !9 = !DILocation(line: 17, column: 10, scope: !4)
    400. 

  400. // CHECK:STDOUT: !10 = !DILocation(line: 17, column: 3, scope: !4)
    401. 

  401. // CHECK:STDOUT: !11 = distinct !DISubprogram(name: "AccessInt", linkageName: "_CAccessInt.Main", scope: null, file: !3, line: 20, type: !5, spFlags: DISPFlagDefinition, unit: !2)
    402. 

  402. // CHECK:STDOUT: !12 = !DILocation(line: 21, column: 3, scope: !11)
    403. 

  403. // CHECK:STDOUT: !13 = !DILocation(line: 21, column: 19, scope: !11)
    404. 

  404. // CHECK:STDOUT: !14 = !DILocation(line: 22, column: 10, scope: !11)
    405. 

  405. // CHECK:STDOUT: !15 = !DILocation(line: 22, column: 3, scope: !11)
    406. 

  406. // CHECK:STDOUT: !16 = distinct !DISubprogram(name: "AccessEmpty", linkageName: "_CAccessEmpty.Main", scope: null, file: !3, line: 25, type: !5, spFlags: DISPFlagDefinition, unit: !2)
    407. 

  407. // CHECK:STDOUT: !17 = !DILocation(line: 26, column: 3, scope: !16)
    408. 

  408. // CHECK:STDOUT: !18 = !DILocation(line: 26, column: 18, scope: !16)
    409. 

  409. // CHECK:STDOUT: !19 = !DILocation(line: 27, column: 10, scope: !16)
    410. 

  410. // CHECK:STDOUT: !20 = !DILocation(line: 27, column: 3, scope: !16)
    411. 

  411. // CHECK:STDOUT: !21 = distinct !DISubprogram(name: "AccessTuple", linkageName: "_CAccessTuple.Main", scope: null, file: !3, line: 30, type: !5, spFlags: DISPFlagDefinition, unit: !2)
    412. 

  412. // CHECK:STDOUT: !22 = !DILocation(line: 31, column: 3, scope: !21)
    413. 

  413. // CHECK:STDOUT: !23 = !DILocation(line: 31, column: 31, scope: !21)
    414. 

  414. // CHECK:STDOUT: !24 = !DILocation(line: 31, column: 48, scope: !21)
    415. 

  415. // CHECK:STDOUT: !25 = !DILocation(line: 32, column: 10, scope: !21)
    416. 

  416. // CHECK:STDOUT: !26 = !DILocation(line: 32, column: 3, scope: !21)
    417. 

  417. // CHECK:STDOUT: !27 = distinct !DISubprogram(name: "GetBool", linkageName: "_CGetBool.C.Main.5450dc8e8b8e0899", scope: null, file: !3, line: 5, type: !5, spFlags: DISPFlagDefinition, unit: !2)
    418. 

  418. // CHECK:STDOUT: !28 = !DILocation(line: 6, column: 12, scope: !27)
    419. 

  419. // CHECK:STDOUT: !29 = !DILocation(line: 6, column: 5, scope: !27)
    420. 

  420. // CHECK:STDOUT: !30 = distinct !DISubprogram(name: "GetT", linkageName: "_CGetT.C.Main.5450dc8e8b8e0899", scope: null, file: !3, line: 8, type: !5, spFlags: DISPFlagDefinition, unit: !2)
    421. 

  421. // CHECK:STDOUT: !31 = !DILocation(line: 9, column: 12, scope: !30)
    422. 

  422. // CHECK:STDOUT: !32 = !DILocation(line: 9, column: 5, scope: !30)
    423. 

  423. // CHECK:STDOUT: !33 = distinct !DISubprogram(name: "GetT", linkageName: "_CGetT.C.Main.cf13cead63317d44", scope: null, file: !3, line: 8, type: !5, spFlags: DISPFlagDefinition, unit: !2)
    424. 

  424. // CHECK:STDOUT: !34 = !DILocation(line: 9, column: 12, scope: !33)
    425. 

  425. // CHECK:STDOUT: !35 = !DILocation(line: 9, column: 5, scope: !33)
    426. 

  426. // CHECK:STDOUT: !36 = distinct !DISubprogram(name: "GetT", linkageName: "_CGetT.C.Main.623a49e5eda7ec3b", scope: null, file: !3, line: 8, type: !5, spFlags: DISPFlagDefinition, unit: !2)
    427. 

  427. // CHECK:STDOUT: !37 = !DILocation(line: 9, column: 12, scope: !36)
    428. 

  428. // CHECK:STDOUT: !38 = !DILocation(line: 9, column: 5, scope: !36)
    429. 

  429. // CHECK:STDOUT: !39 = distinct !DISubprogram(name: "Op", linkageName: "_COp.6d582b60b7397ec5:Copy.Core.8e95c89adba3b450", scope: null, file: !40, line: 54, type: !5, spFlags: DISPFlagDefinition, unit: !2)
    430. 

  430. // CHECK:STDOUT: !40 = !DIFile(filename: "min_prelude/parts/copy.carbon", directory: "")
    431. 

  431. // CHECK:STDOUT: !41 = !DILocation(line: 55, column: 13, scope: !39)
    432. 

  432. // CHECK:STDOUT: !42 = !DILocation(line: 55, column: 12, scope: !39)
    433. 

  433. // CHECK:STDOUT: !43 = !DILocation(line: 55, column: 26, scope: !39)
    434. 

  434. // CHECK:STDOUT: !44 = !DILocation(line: 55, column: 39, scope: !39)
    435. 

  435. // CHECK:STDOUT: !45 = !DILocation(line: 55, column: 5, scope: !39)
    436.