Halaman utama Jelajahi Bantuan
Masuk
tomteb
/
carbon-lang
1
0
Fork 0
Berkas Masalah 0 Permintaan Tarik 0 Wiki
Pohon: 00d0eb85e2
Ranting Tag
carbon-lang
/
toolchain
/
lower
/
testdata
/
class
/
generic.carbon

generic.carbon 21 KB
Riwayat Mentahan

123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283284285286287288289290291292293294295296297298299300301302303304305306307308309310311312313314315316317318319320321322323324325326327328329330331332333334335336337338339340341342343344345346347348349350351352353354355356357358359360361362363364365366367368369370371372373374375376 
  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:! type](x: T, y: T) -> A(T) {
    54. 

  54.   // TODO: This should probably require a `Copy` constraint on `T`.
    55. 

  55.   // For now we avoid calling it in cases that would attempt to
    56. 

  56.   // copy a non-copyable type, as that would probably crash.
    57. 

  57.   return {.x = x, .y = y};
    58. 

  58. }
    59. 

  59. 

  60. fn Ints() -> A(i32) {
    61. 

  61.   return Make(1 as i32, 2 as i32);
    62. 

  62. }
    63. 

  63. 

  64. fn Empty() -> A(()) {
    65. 

  65.   return Make((), ());
    66. 

  66. }
    67. 

  67. 

  68. fn Tuples() -> A((i32, i32)) {
    69. 

  69.   let x: (i32, i32) = (1, 2);
    70. 

  70.   // TODO: This fails to initialize the `A` object's fields.
    71. 

  71.   // This happens because we generate SemIR assuming that the dependent
    72. 

  72.   // type will have a copy value representation, and will need changes
    73. 

  73.   // in SemIR for us to properly lower it.
    74. 

  74.   return Make(x, x);
    75. 

  75. }
    76. 

  76. 

  77. // --- access.carbon
    78. 

  78. 

  79. library "[[@TEST_NAME]]";
    80. 

  80. 

  81. class C(T:! type) {
    82. 

  82.   fn GetBool[self: Self]() -> bool {
    83. 

  83.     return self.v;
    84. 

  84.   }
    85. 

  85.   // TODO: This should probably require a `Copy` constraint on `T`.
    86. 

  86.   // For now we avoid calling it in cases that would attempt to
    87. 

  87.   // copy a non-copyable type, as that would probably crash.
    88. 

  88.   fn GetT[self: Self]() -> T {
    89. 

  89.     return self.w;
    90. 

  90.   }
    91. 

  91.   var v: bool;
    92. 

  92.   var w: T;
    93. 

  93. }
    94. 

  94. 

  95. fn AccessBool() -> bool {
    96. 

  96.   var c: C(i32) = {.v = true, .w = 0};
    97. 

  97.   return c.GetBool();
    98. 

  98. }
    99. 

  99. 

  100. fn AccessInt() -> i32 {
    101. 

  101.   var c: C(i32) = {.v = true, .w = 0};
    102. 

  102.   return c.GetT();
    103. 

  103. }
    104. 

  104. 

  105. fn AccessEmpty() -> () {
    106. 

  106.   var c: C(()) = {.v = true, .w = ()};
    107. 

  107.   return c.GetT();
    108. 

  108. }
    109. 

  109. 

  110. fn AccessTuple() -> (i32, i32, i32) {
    111. 

  111.   var c: C((i32, i32, i32)) = {.v = true, .w = (1, 2, 3)};
    112. 

  112.   return c.GetT();
    113. 

  113. }
    114. 

  114. 

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

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

  117. // CHECK:STDOUT:
    118. 

  118. // CHECK:STDOUT: !llvm.module.flags = !{!0, !1}
    119. 

  119. // CHECK:STDOUT: !llvm.dbg.cu = !{!2}
    120. 

  120. // CHECK:STDOUT:
    121. 

  121. // CHECK:STDOUT: !0 = !{i32 7, !"Dwarf Version", i32 5}
    122. 

  122. // CHECK:STDOUT: !1 = !{i32 2, !"Debug Info Version", i32 3}
    123. 

  123. // CHECK:STDOUT: !2 = distinct !DICompileUnit(language: DW_LANG_C, file: !3, producer: "carbon", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug)
    124. 

  124. // CHECK:STDOUT: !3 = !DIFile(filename: "classes.carbon", directory: "")
    125. 

  125. // CHECK:STDOUT: ; ModuleID = 'create.carbon'
    126. 

  126. // CHECK:STDOUT: source_filename = "create.carbon"
    127. 

  127. // CHECK:STDOUT:
    128. 

  128. // CHECK:STDOUT: @Derived.val.loc7_36 = internal constant { { i32 }, i32 } { { i32 } { i32 1 }, i32 2 }
    129. 

  129. // CHECK:STDOUT:
    130. 

  130. // CHECK:STDOUT: define void @_CCreateDerived.Create(ptr sret({ { i32 }, i32 }) %return) !dbg !4 {
    131. 

  131. // CHECK:STDOUT: entry:
    132. 

  132. // CHECK:STDOUT:   %.loc7_35.2.base = getelementptr inbounds nuw { { i32 }, i32 }, ptr %return, i32 0, i32 0, !dbg !7
    133. 

  133. // CHECK:STDOUT:   %.loc7_26.3.b = getelementptr inbounds nuw { i32 }, ptr %.loc7_35.2.base, i32 0, i32 0, !dbg !8
    134. 

  134. // CHECK:STDOUT:   %.loc7_35.5.d = getelementptr inbounds nuw { { i32 }, i32 }, ptr %return, i32 0, i32 1, !dbg !7
    135. 

  135. // 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
    136. 

  136. // CHECK:STDOUT:   ret void, !dbg !9
    137. 

  137. // CHECK:STDOUT: }
    138. 

  138. // CHECK:STDOUT:
    139. 

  139. // CHECK:STDOUT: define void @_CCreateAdapter.Create(ptr sret({ { i32 }, i32 }) %return) !dbg !10 {
    140. 

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

  141. // CHECK:STDOUT:   call void @_CCreateDerived.Create(ptr %return), !dbg !11
    142. 

  142. // CHECK:STDOUT:   ret void, !dbg !12
    143. 

  143. // CHECK:STDOUT: }
    144. 

  144. // CHECK:STDOUT:
    145. 

  145. // CHECK:STDOUT: ; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: readwrite)
    146. 

  146. // CHECK:STDOUT: declare void @llvm.memcpy.p0.p0.i64(ptr noalias writeonly captures(none), ptr noalias readonly captures(none), i64, i1 immarg) #0
    147. 

  147. // CHECK:STDOUT:
    148. 

  148. // CHECK:STDOUT: attributes #0 = { nocallback nofree nounwind willreturn memory(argmem: readwrite) }
    149. 

  149. // CHECK:STDOUT:
    150. 

  150. // CHECK:STDOUT: !llvm.module.flags = !{!0, !1}
    151. 

  151. // CHECK:STDOUT: !llvm.dbg.cu = !{!2}
    152. 

  152. // CHECK:STDOUT:
    153. 

  153. // CHECK:STDOUT: !0 = !{i32 7, !"Dwarf Version", i32 5}
    154. 

  154. // CHECK:STDOUT: !1 = !{i32 2, !"Debug Info Version", i32 3}
    155. 

  155. // CHECK:STDOUT: !2 = distinct !DICompileUnit(language: DW_LANG_C, file: !3, producer: "carbon", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug)
    156. 

  156. // CHECK:STDOUT: !3 = !DIFile(filename: "create.carbon", directory: "")
    157. 

  157. // CHECK:STDOUT: !4 = distinct !DISubprogram(name: "CreateDerived", linkageName: "_CCreateDerived.Create", scope: null, file: !3, line: 6, type: !5, spFlags: DISPFlagDefinition, unit: !2)
    158. 

  158. // CHECK:STDOUT: !5 = !DISubroutineType(types: !6)
    159. 

  159. // CHECK:STDOUT: !6 = !{}
    160. 

  160. // CHECK:STDOUT: !7 = !DILocation(line: 7, column: 10, scope: !4)
    161. 

  161. // CHECK:STDOUT: !8 = !DILocation(line: 7, column: 19, scope: !4)
    162. 

  162. // CHECK:STDOUT: !9 = !DILocation(line: 7, column: 3, scope: !4)
    163. 

  163. // CHECK:STDOUT: !10 = distinct !DISubprogram(name: "CreateAdapter", linkageName: "_CCreateAdapter.Create", scope: null, file: !3, line: 10, type: !5, spFlags: DISPFlagDefinition, unit: !2)
    164. 

  164. // CHECK:STDOUT: !11 = !DILocation(line: 11, column: 10, scope: !10)
    165. 

  165. // CHECK:STDOUT: !12 = !DILocation(line: 11, column: 3, scope: !10)
    166. 

  166. // CHECK:STDOUT: ; ModuleID = 'create_generic.carbon'
    167. 

  167. // CHECK:STDOUT: source_filename = "create_generic.carbon"
    168. 

  168. // CHECK:STDOUT:
    169. 

  169. // CHECK:STDOUT: @tuple.loc25_28.6 = internal constant { i32, i32 } { i32 1, i32 2 }
    170. 

  170. // CHECK:STDOUT:
    171. 

  171. // CHECK:STDOUT: define void @_CInts.Main(ptr sret({ i32, i32 }) %return) !dbg !4 {
    172. 

  172. // CHECK:STDOUT: entry:
    173. 

  173. // CHECK:STDOUT:   call void @_CMake.Main.b88d1103f417c6d4(ptr %return, i32 1, i32 2), !dbg !7
    174. 

  174. // CHECK:STDOUT:   ret void, !dbg !8
    175. 

  175. // CHECK:STDOUT: }
    176. 

  176. // CHECK:STDOUT:
    177. 

  177. // CHECK:STDOUT: define void @_CEmpty.Main(ptr sret({ {}, {} }) %return) !dbg !9 {
    178. 

  178. // CHECK:STDOUT: entry:
    179. 

  179. // CHECK:STDOUT:   call void @_CMake.Main.e43630e9a6c38c3f(ptr %return), !dbg !10
    180. 

  180. // CHECK:STDOUT:   ret void, !dbg !11
    181. 

  181. // CHECK:STDOUT: }
    182. 

  182. // CHECK:STDOUT:
    183. 

  183. // CHECK:STDOUT: define void @_CTuples.Main(ptr sret({ { i32, i32 }, { i32, i32 } }) %return) !dbg !12 {
    184. 

  184. // CHECK:STDOUT: entry:
    185. 

  185. // CHECK:STDOUT:   call void @_CMake.Main.29d34654e802e24e(ptr %return, ptr @tuple.loc25_28.6, ptr @tuple.loc25_28.6), !dbg !13
    186. 

  186. // CHECK:STDOUT:   ret void, !dbg !14
    187. 

  187. // CHECK:STDOUT: }
    188. 

  188. // CHECK:STDOUT:
    189. 

  189. // CHECK:STDOUT: define linkonce_odr void @_CMake.Main.b88d1103f417c6d4(ptr sret({ i32, i32 }) %return, i32 %x, i32 %y) !dbg !15 {
    190. 

  190. // CHECK:STDOUT: entry:
    191. 

  191. // CHECK:STDOUT:   %.loc13_25.2.x = getelementptr inbounds nuw { i32, i32 }, ptr %return, i32 0, i32 0, !dbg !16
    192. 

  192. // CHECK:STDOUT:   store i32 %x, ptr %.loc13_25.2.x, align 4, !dbg !16
    193. 

  193. // CHECK:STDOUT:   %.loc13_25.4.y = getelementptr inbounds nuw { i32, i32 }, ptr %return, i32 0, i32 1, !dbg !16
    194. 

  194. // CHECK:STDOUT:   store i32 %y, ptr %.loc13_25.4.y, align 4, !dbg !16
    195. 

  195. // CHECK:STDOUT:   ret void, !dbg !17
    196. 

  196. // CHECK:STDOUT: }
    197. 

  197. // CHECK:STDOUT:
    198. 

  198. // CHECK:STDOUT: define linkonce_odr void @_CMake.Main.e43630e9a6c38c3f(ptr sret({ {}, {} }) %return) !dbg !18 {
    199. 

  199. // CHECK:STDOUT: entry:
    200. 

  200. // CHECK:STDOUT:   %.loc13_25.2.x = getelementptr inbounds nuw { {}, {} }, ptr %return, i32 0, i32 0, !dbg !19
    201. 

  201. // CHECK:STDOUT:   %.loc13_25.4.y = getelementptr inbounds nuw { {}, {} }, ptr %return, i32 0, i32 1, !dbg !19
    202. 

  202. // CHECK:STDOUT:   ret void, !dbg !20
    203. 

  203. // CHECK:STDOUT: }
    204. 

  204. // CHECK:STDOUT:
    205. 

  205. // CHECK:STDOUT: define linkonce_odr void @_CMake.Main.29d34654e802e24e(ptr sret({ { i32, i32 }, { i32, i32 } }) %return, ptr %x, ptr %y) !dbg !21 {
    206. 

  206. // CHECK:STDOUT: entry:
    207. 

  207. // CHECK:STDOUT:   %.loc13_25.2.x = getelementptr inbounds nuw { { i32, i32 }, { i32, i32 } }, ptr %return, i32 0, i32 0, !dbg !22
    208. 

  208. // CHECK:STDOUT:   %.loc13_25.4.y = getelementptr inbounds nuw { { i32, i32 }, { i32, i32 } }, ptr %return, i32 0, i32 1, !dbg !22
    209. 

  209. // CHECK:STDOUT:   ret void, !dbg !23
    210. 

  210. // CHECK:STDOUT: }
    211. 

  211. // CHECK:STDOUT:
    212. 

  212. // CHECK:STDOUT: !llvm.module.flags = !{!0, !1}
    213. 

  213. // CHECK:STDOUT: !llvm.dbg.cu = !{!2}
    214. 

  214. // CHECK:STDOUT:
    215. 

  215. // CHECK:STDOUT: !0 = !{i32 7, !"Dwarf Version", i32 5}
    216. 

  216. // CHECK:STDOUT: !1 = !{i32 2, !"Debug Info Version", i32 3}
    217. 

  217. // CHECK:STDOUT: !2 = distinct !DICompileUnit(language: DW_LANG_C, file: !3, producer: "carbon", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug)
    218. 

  218. // CHECK:STDOUT: !3 = !DIFile(filename: "create_generic.carbon", directory: "")
    219. 

  219. // CHECK:STDOUT: !4 = distinct !DISubprogram(name: "Ints", linkageName: "_CInts.Main", scope: null, file: !3, line: 16, type: !5, spFlags: DISPFlagDefinition, unit: !2)
    220. 

  220. // CHECK:STDOUT: !5 = !DISubroutineType(types: !6)
    221. 

  221. // CHECK:STDOUT: !6 = !{}
    222. 

  222. // CHECK:STDOUT: !7 = !DILocation(line: 17, column: 10, scope: !4)
    223. 

  223. // CHECK:STDOUT: !8 = !DILocation(line: 17, column: 3, scope: !4)
    224. 

  224. // CHECK:STDOUT: !9 = distinct !DISubprogram(name: "Empty", linkageName: "_CEmpty.Main", scope: null, file: !3, line: 20, type: !5, spFlags: DISPFlagDefinition, unit: !2)
    225. 

  225. // CHECK:STDOUT: !10 = !DILocation(line: 21, column: 10, scope: !9)
    226. 

  226. // CHECK:STDOUT: !11 = !DILocation(line: 21, column: 3, scope: !9)
    227. 

  227. // CHECK:STDOUT: !12 = distinct !DISubprogram(name: "Tuples", linkageName: "_CTuples.Main", scope: null, file: !3, line: 24, type: !5, spFlags: DISPFlagDefinition, unit: !2)
    228. 

  228. // CHECK:STDOUT: !13 = !DILocation(line: 30, column: 10, scope: !12)
    229. 

  229. // CHECK:STDOUT: !14 = !DILocation(line: 30, column: 3, scope: !12)
    230. 

  230. // CHECK:STDOUT: !15 = distinct !DISubprogram(name: "Make", linkageName: "_CMake.Main.b88d1103f417c6d4", scope: null, file: !3, line: 9, type: !5, spFlags: DISPFlagDefinition, unit: !2)
    231. 

  231. // CHECK:STDOUT: !16 = !DILocation(line: 13, column: 10, scope: !15)
    232. 

  232. // CHECK:STDOUT: !17 = !DILocation(line: 13, column: 3, scope: !15)
    233. 

  233. // CHECK:STDOUT: !18 = distinct !DISubprogram(name: "Make", linkageName: "_CMake.Main.e43630e9a6c38c3f", scope: null, file: !3, line: 9, type: !5, spFlags: DISPFlagDefinition, unit: !2)
    234. 

  234. // CHECK:STDOUT: !19 = !DILocation(line: 13, column: 10, scope: !18)
    235. 

  235. // CHECK:STDOUT: !20 = !DILocation(line: 13, column: 3, scope: !18)
    236. 

  236. // CHECK:STDOUT: !21 = distinct !DISubprogram(name: "Make", linkageName: "_CMake.Main.29d34654e802e24e", scope: null, file: !3, line: 9, type: !5, spFlags: DISPFlagDefinition, unit: !2)
    237. 

  237. // CHECK:STDOUT: !22 = !DILocation(line: 13, column: 10, scope: !21)
    238. 

  238. // CHECK:STDOUT: !23 = !DILocation(line: 13, column: 3, scope: !21)
    239. 

  239. // CHECK:STDOUT: ; ModuleID = 'access.carbon'
    240. 

  240. // CHECK:STDOUT: source_filename = "access.carbon"
    241. 

  241. // CHECK:STDOUT:
    242. 

  242. // CHECK:STDOUT: @C.val.98f.loc19_3 = internal constant { i1, i32 } { i1 true, i32 0 }
    243. 

  243. // CHECK:STDOUT: @C.val.dcc.loc29_3 = internal constant { i1, {} } { i1 true, {} zeroinitializer }
    244. 

  244. // CHECK:STDOUT: @C.val.08f.loc34_3 = internal constant { i1, { i32, i32, i32 } } { i1 true, { i32, i32, i32 } { i32 1, i32 2, i32 3 } }
    245. 

  245. // CHECK:STDOUT:
    246. 

  246. // CHECK:STDOUT: define i1 @_CAccessBool.Main() !dbg !4 {
    247. 

  247. // CHECK:STDOUT: entry:
    248. 

  248. // CHECK:STDOUT:   %c.var = alloca { i1, i32 }, align 8, !dbg !7
    249. 

  249. // CHECK:STDOUT:   call void @llvm.lifetime.start.p0(ptr %c.var), !dbg !7
    250. 

  250. // CHECK:STDOUT:   %.loc19_37.2.v = getelementptr inbounds nuw { i1, i32 }, ptr %c.var, i32 0, i32 0, !dbg !8
    251. 

  251. // CHECK:STDOUT:   %.loc19_37.5.w = getelementptr inbounds nuw { i1, i32 }, ptr %c.var, i32 0, i32 1, !dbg !8
    252. 

  252. // CHECK:STDOUT:   call void @llvm.memcpy.p0.p0.i64(ptr align 4 %c.var, ptr align 4 @C.val.98f.loc19_3, i64 8, i1 false), !dbg !7
    253. 

  253. // CHECK:STDOUT:   %C.GetBool.call = call i1 @_CGetBool.C.Main.b88d1103f417c6d4(ptr %c.var), !dbg !9
    254. 

  254. // CHECK:STDOUT:   ret i1 %C.GetBool.call, !dbg !10
    255. 

  255. // CHECK:STDOUT: }
    256. 

  256. // CHECK:STDOUT:
    257. 

  257. // CHECK:STDOUT: define i32 @_CAccessInt.Main() !dbg !11 {
    258. 

  258. // CHECK:STDOUT: entry:
    259. 

  259. // CHECK:STDOUT:   %c.var = alloca { i1, i32 }, align 8, !dbg !12
    260. 

  260. // CHECK:STDOUT:   call void @llvm.lifetime.start.p0(ptr %c.var), !dbg !12
    261. 

  261. // CHECK:STDOUT:   %.loc24_37.2.v = getelementptr inbounds nuw { i1, i32 }, ptr %c.var, i32 0, i32 0, !dbg !13
    262. 

  262. // CHECK:STDOUT:   %.loc24_37.5.w = getelementptr inbounds nuw { i1, i32 }, ptr %c.var, i32 0, i32 1, !dbg !13
    263. 

  263. // CHECK:STDOUT:   call void @llvm.memcpy.p0.p0.i64(ptr align 4 %c.var, ptr align 4 @C.val.98f.loc19_3, i64 8, i1 false), !dbg !12
    264. 

  264. // CHECK:STDOUT:   %C.GetT.call = call i32 @_CGetT.C.Main.b88d1103f417c6d4(ptr %c.var), !dbg !14
    265. 

  265. // CHECK:STDOUT:   ret i32 %C.GetT.call, !dbg !15
    266. 

  266. // CHECK:STDOUT: }
    267. 

  267. // CHECK:STDOUT:
    268. 

  268. // CHECK:STDOUT: define void @_CAccessEmpty.Main() !dbg !16 {
    269. 

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

  270. // CHECK:STDOUT:   %c.var = alloca { i1, {} }, align 8, !dbg !17
    271. 

  271. // CHECK:STDOUT:   %.loc30_17.1.temp = alloca {}, align 8, !dbg !18
    272. 

  272. // CHECK:STDOUT:   call void @llvm.lifetime.start.p0(ptr %c.var), !dbg !17
    273. 

  273. // CHECK:STDOUT:   %.loc29_37.2.v = getelementptr inbounds nuw { i1, {} }, ptr %c.var, i32 0, i32 0, !dbg !19
    274. 

  274. // CHECK:STDOUT:   %.loc29_37.4.w = getelementptr inbounds nuw { i1, {} }, ptr %c.var, i32 0, i32 1, !dbg !19
    275. 

  275. // CHECK:STDOUT:   call void @llvm.memcpy.p0.p0.i64(ptr align 1 %c.var, ptr align 1 @C.val.dcc.loc29_3, i64 1, i1 false), !dbg !17
    276. 

  276. // CHECK:STDOUT:   call void @_CGetT.C.Main.e43630e9a6c38c3f(ptr %c.var), !dbg !18
    277. 

  277. // CHECK:STDOUT:   call void @llvm.lifetime.start.p0(ptr %.loc30_17.1.temp), !dbg !18
    278. 

  278. // CHECK:STDOUT:   ret void, !dbg !20
    279. 

  279. // CHECK:STDOUT: }
    280. 

  280. // CHECK:STDOUT:
    281. 

  281. // CHECK:STDOUT: define void @_CAccessTuple.Main(ptr sret({ i32, i32, i32 }) %return) !dbg !21 {
    282. 

  282. // CHECK:STDOUT: entry:
    283. 

  283. // CHECK:STDOUT:   %c.var = alloca { i1, { i32, i32, i32 } }, align 8, !dbg !22
    284. 

  284. // CHECK:STDOUT:   call void @llvm.lifetime.start.p0(ptr %c.var), !dbg !22
    285. 

  285. // CHECK:STDOUT:   %.loc34_57.2.v = getelementptr inbounds nuw { i1, { i32, i32, i32 } }, ptr %c.var, i32 0, i32 0, !dbg !23
    286. 

  286. // CHECK:STDOUT:   %.loc34_57.4.w = getelementptr inbounds nuw { i1, { i32, i32, i32 } }, ptr %c.var, i32 0, i32 1, !dbg !23
    287. 

  287. // CHECK:STDOUT:   %tuple.elem0.tuple.elem = getelementptr inbounds nuw { i32, i32, i32 }, ptr %.loc34_57.4.w, i32 0, i32 0, !dbg !24
    288. 

  288. // CHECK:STDOUT:   %tuple.elem1.tuple.elem = getelementptr inbounds nuw { i32, i32, i32 }, ptr %.loc34_57.4.w, i32 0, i32 1, !dbg !24
    289. 

  289. // CHECK:STDOUT:   %tuple.elem2.tuple.elem = getelementptr inbounds nuw { i32, i32, i32 }, ptr %.loc34_57.4.w, i32 0, i32 2, !dbg !24
    290. 

  290. // CHECK:STDOUT:   call void @llvm.memcpy.p0.p0.i64(ptr align 4 %c.var, ptr align 4 @C.val.08f.loc34_3, i64 16, i1 false), !dbg !22
    291. 

  291. // CHECK:STDOUT:   call void @_CGetT.C.Main.69a44aeea2e5c3f0(ptr %return, ptr %c.var), !dbg !25
    292. 

  292. // CHECK:STDOUT:   ret void, !dbg !26
    293. 

  293. // CHECK:STDOUT: }
    294. 

  294. // CHECK:STDOUT:
    295. 

  295. // CHECK:STDOUT: ; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
    296. 

  296. // CHECK:STDOUT: declare void @llvm.lifetime.start.p0(ptr captures(none)) #0
    297. 

  297. // CHECK:STDOUT:
    298. 

  298. // CHECK:STDOUT: ; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: readwrite)
    299. 

  299. // CHECK:STDOUT: declare void @llvm.memcpy.p0.p0.i64(ptr noalias writeonly captures(none), ptr noalias readonly captures(none), i64, i1 immarg) #1
    300. 

  300. // CHECK:STDOUT:
    301. 

  301. // CHECK:STDOUT: define linkonce_odr i1 @_CGetBool.C.Main.b88d1103f417c6d4(ptr %self) !dbg !27 {
    302. 

  302. // CHECK:STDOUT: entry:
    303. 

  303. // CHECK:STDOUT:   %.loc6_16.1.v = getelementptr inbounds nuw { i1, i32 }, ptr %self, i32 0, i32 0, !dbg !28
    304. 

  304. // CHECK:STDOUT:   %.loc6_16.2 = load i8, ptr %.loc6_16.1.v, align 1, !dbg !28
    305. 

  305. // CHECK:STDOUT:   %.loc6_16.21 = trunc i8 %.loc6_16.2 to i1, !dbg !28
    306. 

  306. // CHECK:STDOUT:   ret i1 %.loc6_16.21, !dbg !29
    307. 

  307. // CHECK:STDOUT: }
    308. 

  308. // CHECK:STDOUT:
    309. 

  309. // CHECK:STDOUT: define linkonce_odr i32 @_CGetT.C.Main.b88d1103f417c6d4(ptr %self) !dbg !30 {
    310. 

  310. // CHECK:STDOUT: entry:
    311. 

  311. // CHECK:STDOUT:   %.loc12_16.1.w = getelementptr inbounds nuw { i1, i32 }, ptr %self, i32 0, i32 1, !dbg !31
    312. 

  312. // CHECK:STDOUT:   %.loc12_16.2 = load i32, ptr %.loc12_16.1.w, align 4, !dbg !31
    313. 

  313. // CHECK:STDOUT:   ret i32 %.loc12_16.2, !dbg !32
    314. 

  314. // CHECK:STDOUT: }
    315. 

  315. // CHECK:STDOUT:
    316. 

  316. // CHECK:STDOUT: define linkonce_odr void @_CGetT.C.Main.e43630e9a6c38c3f(ptr %self) !dbg !33 {
    317. 

  317. // CHECK:STDOUT: entry:
    318. 

  318. // CHECK:STDOUT:   %.loc12_16.1.w = getelementptr inbounds nuw { i1, {} }, ptr %self, i32 0, i32 1, !dbg !34
    319. 

  319. // CHECK:STDOUT:   ret void, !dbg !35
    320. 

  320. // CHECK:STDOUT: }
    321. 

  321. // CHECK:STDOUT:
    322. 

  322. // CHECK:STDOUT: define linkonce_odr void @_CGetT.C.Main.69a44aeea2e5c3f0(ptr sret({ i32, i32, i32 }) %return, ptr %self) !dbg !36 {
    323. 

  323. // CHECK:STDOUT: entry:
    324. 

  324. // CHECK:STDOUT:   %.loc12_16.1.w = getelementptr inbounds nuw { i1, { i32, i32, i32 } }, ptr %self, i32 0, i32 1, !dbg !37
    325. 

  325. // CHECK:STDOUT:   ret void, !dbg !38
    326. 

  326. // CHECK:STDOUT: }
    327. 

  327. // CHECK:STDOUT:
    328. 

  328. // CHECK:STDOUT: ; uselistorder directives
    329. 

  329. // CHECK:STDOUT: uselistorder ptr @llvm.lifetime.start.p0, { 4, 3, 2, 1, 0 }
    330. 

  330. // CHECK:STDOUT: uselistorder ptr @llvm.memcpy.p0.p0.i64, { 3, 2, 1, 0 }
    331. 

  331. // CHECK:STDOUT:
    332. 

  332. // CHECK:STDOUT: attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
    333. 

  333. // CHECK:STDOUT: attributes #1 = { nocallback nofree nounwind willreturn memory(argmem: readwrite) }
    334. 

  334. // CHECK:STDOUT:
    335. 

  335. // CHECK:STDOUT: !llvm.module.flags = !{!0, !1}
    336. 

  336. // CHECK:STDOUT: !llvm.dbg.cu = !{!2}
    337. 

  337. // CHECK:STDOUT:
    338. 

  338. // CHECK:STDOUT: !0 = !{i32 7, !"Dwarf Version", i32 5}
    339. 

  339. // CHECK:STDOUT: !1 = !{i32 2, !"Debug Info Version", i32 3}
    340. 

  340. // CHECK:STDOUT: !2 = distinct !DICompileUnit(language: DW_LANG_C, file: !3, producer: "carbon", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug)
    341. 

  341. // CHECK:STDOUT: !3 = !DIFile(filename: "access.carbon", directory: "")
    342. 

  342. // CHECK:STDOUT: !4 = distinct !DISubprogram(name: "AccessBool", linkageName: "_CAccessBool.Main", scope: null, file: !3, line: 18, type: !5, spFlags: DISPFlagDefinition, unit: !2)
    343. 

  343. // CHECK:STDOUT: !5 = !DISubroutineType(types: !6)
    344. 

  344. // CHECK:STDOUT: !6 = !{}
    345. 

  345. // CHECK:STDOUT: !7 = !DILocation(line: 19, column: 3, scope: !4)
    346. 

  346. // CHECK:STDOUT: !8 = !DILocation(line: 19, column: 19, scope: !4)
    347. 

  347. // CHECK:STDOUT: !9 = !DILocation(line: 20, column: 10, scope: !4)
    348. 

  348. // CHECK:STDOUT: !10 = !DILocation(line: 20, column: 3, scope: !4)
    349. 

  349. // CHECK:STDOUT: !11 = distinct !DISubprogram(name: "AccessInt", linkageName: "_CAccessInt.Main", scope: null, file: !3, line: 23, type: !5, spFlags: DISPFlagDefinition, unit: !2)
    350. 

  350. // CHECK:STDOUT: !12 = !DILocation(line: 24, column: 3, scope: !11)
    351. 

  351. // CHECK:STDOUT: !13 = !DILocation(line: 24, column: 19, scope: !11)
    352. 

  352. // CHECK:STDOUT: !14 = !DILocation(line: 25, column: 10, scope: !11)
    353. 

  353. // CHECK:STDOUT: !15 = !DILocation(line: 25, column: 3, scope: !11)
    354. 

  354. // CHECK:STDOUT: !16 = distinct !DISubprogram(name: "AccessEmpty", linkageName: "_CAccessEmpty.Main", scope: null, file: !3, line: 28, type: !5, spFlags: DISPFlagDefinition, unit: !2)
    355. 

  355. // CHECK:STDOUT: !17 = !DILocation(line: 29, column: 3, scope: !16)
    356. 

  356. // CHECK:STDOUT: !18 = !DILocation(line: 30, column: 10, scope: !16)
    357. 

  357. // CHECK:STDOUT: !19 = !DILocation(line: 29, column: 18, scope: !16)
    358. 

  358. // CHECK:STDOUT: !20 = !DILocation(line: 30, column: 3, scope: !16)
    359. 

  359. // CHECK:STDOUT: !21 = distinct !DISubprogram(name: "AccessTuple", linkageName: "_CAccessTuple.Main", scope: null, file: !3, line: 33, type: !5, spFlags: DISPFlagDefinition, unit: !2)
    360. 

  360. // CHECK:STDOUT: !22 = !DILocation(line: 34, column: 3, scope: !21)
    361. 

  361. // CHECK:STDOUT: !23 = !DILocation(line: 34, column: 31, scope: !21)
    362. 

  362. // CHECK:STDOUT: !24 = !DILocation(line: 34, column: 48, scope: !21)
    363. 

  363. // CHECK:STDOUT: !25 = !DILocation(line: 35, column: 10, scope: !21)
    364. 

  364. // CHECK:STDOUT: !26 = !DILocation(line: 35, column: 3, scope: !21)
    365. 

  365. // CHECK:STDOUT: !27 = distinct !DISubprogram(name: "GetBool", linkageName: "_CGetBool.C.Main.b88d1103f417c6d4", scope: null, file: !3, line: 5, type: !5, spFlags: DISPFlagDefinition, unit: !2)
    366. 

  366. // CHECK:STDOUT: !28 = !DILocation(line: 6, column: 12, scope: !27)
    367. 

  367. // CHECK:STDOUT: !29 = !DILocation(line: 6, column: 5, scope: !27)
    368. 

  368. // CHECK:STDOUT: !30 = distinct !DISubprogram(name: "GetT", linkageName: "_CGetT.C.Main.b88d1103f417c6d4", scope: null, file: !3, line: 11, type: !5, spFlags: DISPFlagDefinition, unit: !2)
    369. 

  369. // CHECK:STDOUT: !31 = !DILocation(line: 12, column: 12, scope: !30)
    370. 

  370. // CHECK:STDOUT: !32 = !DILocation(line: 12, column: 5, scope: !30)
    371. 

  371. // CHECK:STDOUT: !33 = distinct !DISubprogram(name: "GetT", linkageName: "_CGetT.C.Main.e43630e9a6c38c3f", scope: null, file: !3, line: 11, type: !5, spFlags: DISPFlagDefinition, unit: !2)
    372. 

  372. // CHECK:STDOUT: !34 = !DILocation(line: 12, column: 12, scope: !33)
    373. 

  373. // CHECK:STDOUT: !35 = !DILocation(line: 12, column: 5, scope: !33)
    374. 

  374. // CHECK:STDOUT: !36 = distinct !DISubprogram(name: "GetT", linkageName: "_CGetT.C.Main.69a44aeea2e5c3f0", scope: null, file: !3, line: 11, type: !5, spFlags: DISPFlagDefinition, unit: !2)
    375. 

  375. // CHECK:STDOUT: !37 = !DILocation(line: 12, column: 12, scope: !36)
    376. 

  376. // CHECK:STDOUT: !38 = !DILocation(line: 12, column: 5, scope: !36)
    377.