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break_continue.carbon

break_continue.carbon 20 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/full.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/for/break_continue.carbon
    10. 

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

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

  12. 

  13. import Core library "range";
    14. 

  14. 

  15. fn F() -> bool;
    16. 

  16. fn G() -> bool;
    17. 

  17. fn H();
    18. 

  18. 

  19. fn For() {
    20. 

  20.   for (n: i32 in Core.Range(100)) {
    21. 

  21.     if (F()) { break; }
    22. 

  22.     if (G()) { continue; }
    23. 

  23.     H();
    24. 

  24.   }
    25. 

  25. }
    26. 

  26. 

  27. // CHECK:STDOUT: ; ModuleID = 'break_continue.carbon'
    28. 

  28. // CHECK:STDOUT: source_filename = "break_continue.carbon"
    29. 

  29. // CHECK:STDOUT:
    30. 

  30. // CHECK:STDOUT: declare i1 @_CF.Main()
    31. 

  31. // CHECK:STDOUT:
    32. 

  32. // CHECK:STDOUT: declare i1 @_CG.Main()
    33. 

  33. // CHECK:STDOUT:
    34. 

  34. // CHECK:STDOUT: declare void @_CH.Main()
    35. 

  35. // CHECK:STDOUT:
    36. 

  36. // CHECK:STDOUT: ; Function Attrs: nounwind
    37. 

  37. // CHECK:STDOUT: define void @_CFor.Main() #0 !dbg !4 {
    38. 

  38. // CHECK:STDOUT: entry:
    39. 

  39. // CHECK:STDOUT:   %.loc20_32.1.temp = alloca { i32, i32 }, align 8, !dbg !7
    40. 

  40. // CHECK:STDOUT:   %var = alloca i32, align 4, !dbg !8
    41. 

  41. // CHECK:STDOUT:   %.loc20_33.1.temp = alloca { i32, i1 }, align 8, !dbg !8
    42. 

  42. // CHECK:STDOUT:   call void @llvm.lifetime.start.p0(ptr %.loc20_32.1.temp), !dbg !7
    43. 

  43. // CHECK:STDOUT:   call void @_CRange.Core(ptr %.loc20_32.1.temp, i32 100), !dbg !7
    44. 

  44. // CHECK:STDOUT:   %IntRange.as.Iterate.impl.NewCursor.call = call i32 @"_CNewCursor.IntRange.Core:Iterate.Core.be1e879c1ad406d8"(ptr %.loc20_32.1.temp), !dbg !8
    45. 

  45. // CHECK:STDOUT:   call void @llvm.lifetime.start.p0(ptr %var), !dbg !8
    46. 

  46. // CHECK:STDOUT:   store i32 %IntRange.as.Iterate.impl.NewCursor.call, ptr %var, align 4, !dbg !8
    47. 

  47. // CHECK:STDOUT:   br label %for.next, !dbg !8
    48. 

  48. // CHECK:STDOUT:
    49. 

  49. // CHECK:STDOUT: for.next:                                         ; preds = %if.else.loc22, %if.then.loc22, %entry
    50. 

  50. // CHECK:STDOUT:   call void @llvm.lifetime.start.p0(ptr %.loc20_33.1.temp), !dbg !8
    51. 

  51. // CHECK:STDOUT:   call void @"_CNext.IntRange.Core:Iterate.Core.be1e879c1ad406d8"(ptr %.loc20_33.1.temp, ptr %.loc20_32.1.temp, ptr %var), !dbg !8
    52. 

  52. // CHECK:STDOUT:   %Optional.HasValue.call = call i1 @_CHasValue.Optional.Core.e41cc9bfe4f9d0c5(ptr %.loc20_33.1.temp), !dbg !8
    53. 

  53. // CHECK:STDOUT:   br i1 %Optional.HasValue.call, label %for.body, label %for.done, !dbg !8
    54. 

  54. // CHECK:STDOUT:
    55. 

  55. // CHECK:STDOUT: for.body:                                         ; preds = %for.next
    56. 

  56. // CHECK:STDOUT:   %Optional.Get.call = call i32 @_CGet.Optional.Core.e41cc9bfe4f9d0c5(ptr %.loc20_33.1.temp), !dbg !8
    57. 

  57. // CHECK:STDOUT:   %F.call = call i1 @_CF.Main(), !dbg !9
    58. 

  58. // CHECK:STDOUT:   br i1 %F.call, label %if.then.loc21, label %if.else.loc21, !dbg !10
    59. 

  59. // CHECK:STDOUT:
    60. 

  60. // CHECK:STDOUT: if.then.loc21:                                    ; preds = %for.body
    61. 

  61. // CHECK:STDOUT:   br label %for.done, !dbg !11
    62. 

  62. // CHECK:STDOUT:
    63. 

  63. // CHECK:STDOUT: if.else.loc21:                                    ; preds = %for.body
    64. 

  64. // CHECK:STDOUT:   %G.call = call i1 @_CG.Main(), !dbg !12
    65. 

  65. // CHECK:STDOUT:   br i1 %G.call, label %if.then.loc22, label %if.else.loc22, !dbg !13
    66. 

  66. // CHECK:STDOUT:
    67. 

  67. // CHECK:STDOUT: if.then.loc22:                                    ; preds = %if.else.loc21
    68. 

  68. // CHECK:STDOUT:   br label %for.next, !dbg !14
    69. 

  69. // CHECK:STDOUT:
    70. 

  70. // CHECK:STDOUT: if.else.loc22:                                    ; preds = %if.else.loc21
    71. 

  71. // CHECK:STDOUT:   call void @_CH.Main(), !dbg !15
    72. 

  72. // CHECK:STDOUT:   br label %for.next, !dbg !16
    73. 

  73. // CHECK:STDOUT:
    74. 

  74. // CHECK:STDOUT: for.done:                                         ; preds = %if.then.loc21, %for.next
    75. 

  75. // CHECK:STDOUT:   ret void, !dbg !17
    76. 

  76. // CHECK:STDOUT: }
    77. 

  77. // CHECK:STDOUT:
    78. 

  78. // CHECK:STDOUT: declare void @_CRange.Core(ptr sret({ i32, i32 }), i32)
    79. 

  79. // CHECK:STDOUT:
    80. 

  80. // CHECK:STDOUT: ; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
    81. 

  81. // CHECK:STDOUT: declare void @llvm.lifetime.start.p0(ptr captures(none)) #1
    82. 

  82. // CHECK:STDOUT:
    83. 

  83. // CHECK:STDOUT: ; Function Attrs: nounwind
    84. 

  84. // CHECK:STDOUT: define linkonce_odr i32 @"_CNewCursor.IntRange.Core:Iterate.Core.be1e879c1ad406d8"(ptr %self) #0 !dbg !18 {
    85. 

  85. // CHECK:STDOUT:   %start = getelementptr inbounds nuw { i32, i32 }, ptr %self, i32 0, i32 0, !dbg !26
    86. 

  86. // CHECK:STDOUT:   %1 = load i32, ptr %start, align 4, !dbg !26
    87. 

  87. // CHECK:STDOUT:   ret i32 %1, !dbg !27
    88. 

  88. // CHECK:STDOUT: }
    89. 

  89. // CHECK:STDOUT:
    90. 

  90. // CHECK:STDOUT: ; Function Attrs: nounwind
    91. 

  91. // CHECK:STDOUT: define linkonce_odr void @"_CNext.IntRange.Core:Iterate.Core.be1e879c1ad406d8"(ptr sret({ i32, i1 }) %return, ptr %self, ptr %cursor) #0 !dbg !28 {
    92. 

  92. // CHECK:STDOUT:   %1 = alloca i32, align 4, !dbg !34
    93. 

  93. // CHECK:STDOUT:   call void @llvm.lifetime.start.p0(ptr %1), !dbg !34
    94. 

  94. // CHECK:STDOUT:   %2 = load i32, ptr %cursor, align 4, !dbg !35
    95. 

  95. // CHECK:STDOUT:   store i32 %2, ptr %1, align 4, !dbg !34
    96. 

  96. // CHECK:STDOUT:   %end = getelementptr inbounds nuw { i32, i32 }, ptr %self, i32 0, i32 1, !dbg !36
    97. 

  97. // CHECK:STDOUT:   %3 = load i32, ptr %end, align 4, !dbg !36
    98. 

  98. // CHECK:STDOUT:   %4 = load i32, ptr %1, align 4, !dbg !37
    99. 

  99. // CHECK:STDOUT:   %5 = icmp slt i32 %4, %3, !dbg !37
    100. 

  100. // CHECK:STDOUT:   br i1 %5, label %6, label %8, !dbg !38
    101. 

  101. // CHECK:STDOUT:
    102. 

  102. // CHECK:STDOUT: 6:                                                ; preds = %0
    103. 

  103. // CHECK:STDOUT:   call void @"_COp.Int.Core:Inc.Core.be1e879c1ad406d8"(ptr %cursor), !dbg !39
    104. 

  104. // CHECK:STDOUT:   %7 = load i32, ptr %1, align 4, !dbg !40
    105. 

  105. // CHECK:STDOUT:   call void @_CSome.Optional.Core.e41cc9bfe4f9d0c5(ptr %return, i32 %7), !dbg !41
    106. 

  106. // CHECK:STDOUT:   ret void, !dbg !42
    107. 

  107. // CHECK:STDOUT:
    108. 

  108. // CHECK:STDOUT: 8:                                                ; preds = %0
    109. 

  109. // CHECK:STDOUT:   call void @_CNone.Optional.Core.e41cc9bfe4f9d0c5(ptr %return), !dbg !43
    110. 

  110. // CHECK:STDOUT:   ret void, !dbg !44
    111. 

  111. // CHECK:STDOUT: }
    112. 

  112. // CHECK:STDOUT:
    113. 

  113. // CHECK:STDOUT: ; Function Attrs: nounwind
    114. 

  114. // CHECK:STDOUT: define linkonce_odr i1 @_CHasValue.Optional.Core.e41cc9bfe4f9d0c5(ptr %self) #0 !dbg !45 {
    115. 

  115. // CHECK:STDOUT:   %1 = call i1 @"_CHas.e5bf07b1b9c2cbc2:OptionalStorage.Core.fabd868a8778e18e"(ptr %self), !dbg !51
    116. 

  116. // CHECK:STDOUT:   ret i1 %1, !dbg !52
    117. 

  117. // CHECK:STDOUT: }
    118. 

  118. // CHECK:STDOUT:
    119. 

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

  120. // CHECK:STDOUT: define linkonce_odr i32 @_CGet.Optional.Core.e41cc9bfe4f9d0c5(ptr %self) #0 !dbg !53 {
    121. 

  121. // CHECK:STDOUT:   %1 = call i32 @"_CGet.e5bf07b1b9c2cbc2:OptionalStorage.Core.fabd868a8778e18e"(ptr %self), !dbg !56
    122. 

  122. // CHECK:STDOUT:   ret i32 %1, !dbg !57
    123. 

  123. // CHECK:STDOUT: }
    124. 

  124. // CHECK:STDOUT:
    125. 

  125. // CHECK:STDOUT: declare void @_CInclusiveRange.Core(ptr sret({ i32, i32 }), i32, i32)
    126. 

  126. // CHECK:STDOUT:
    127. 

  127. // CHECK:STDOUT: ; Function Attrs: nounwind
    128. 

  128. // CHECK:STDOUT: define linkonce_odr void @"_COp.Int.Core:Inc.Core.be1e879c1ad406d8"(ptr %self) #0 !dbg !58 {
    129. 

  129. // CHECK:STDOUT:   call void @"_COp:thunk.Int.Core:AddAssignWith.Core.e03500d7605334b8"(ptr %self, i32 1), !dbg !64
    130. 

  130. // CHECK:STDOUT:   ret void, !dbg !65
    131. 

  131. // CHECK:STDOUT: }
    132. 

  132. // CHECK:STDOUT:
    133. 

  133. // CHECK:STDOUT: ; Function Attrs: nounwind
    134. 

  134. // CHECK:STDOUT: define linkonce_odr void @_CSome.Optional.Core.e41cc9bfe4f9d0c5(ptr sret({ i32, i1 }) %return, i32 %value) #0 !dbg !66 {
    135. 

  135. // CHECK:STDOUT:   call void @"_CSome.e5bf07b1b9c2cbc2:OptionalStorage.Core.fabd868a8778e18e"(ptr %return, i32 %value), !dbg !71
    136. 

  136. // CHECK:STDOUT:   ret void, !dbg !72
    137. 

  137. // CHECK:STDOUT: }
    138. 

  138. // CHECK:STDOUT:
    139. 

  139. // CHECK:STDOUT: ; Function Attrs: nounwind
    140. 

  140. // CHECK:STDOUT: define linkonce_odr void @_CNone.Optional.Core.e41cc9bfe4f9d0c5(ptr sret({ i32, i1 }) %return) #0 !dbg !73 {
    141. 

  141. // CHECK:STDOUT:   call void @"_CNone.e5bf07b1b9c2cbc2:OptionalStorage.Core.fabd868a8778e18e"(ptr %return), !dbg !76
    142. 

  142. // CHECK:STDOUT:   ret void, !dbg !77
    143. 

  143. // CHECK:STDOUT: }
    144. 

  144. // CHECK:STDOUT:
    145. 

  145. // CHECK:STDOUT: ; Function Attrs: nounwind
    146. 

  146. // CHECK:STDOUT: define linkonce_odr i1 @"_CHas.e5bf07b1b9c2cbc2:OptionalStorage.Core.fabd868a8778e18e"(ptr %value) #0 !dbg !78 {
    147. 

  147. // CHECK:STDOUT:   %has_value = getelementptr inbounds nuw { i32, i1 }, ptr %value, i32 0, i32 1, !dbg !81
    148. 

  148. // CHECK:STDOUT:   %1 = load i8, ptr %has_value, align 1, !dbg !81
    149. 

  149. // CHECK:STDOUT:   %2 = trunc i8 %1 to i1, !dbg !81
    150. 

  150. // CHECK:STDOUT:   ret i1 %2, !dbg !82
    151. 

  151. // CHECK:STDOUT: }
    152. 

  152. // CHECK:STDOUT:
    153. 

  153. // CHECK:STDOUT: ; Function Attrs: nounwind
    154. 

  154. // CHECK:STDOUT: define linkonce_odr i32 @"_CGet.e5bf07b1b9c2cbc2:OptionalStorage.Core.fabd868a8778e18e"(ptr %value) #0 !dbg !83 {
    155. 

  155. // CHECK:STDOUT:   %value1 = getelementptr inbounds nuw { i32, i1 }, ptr %value, i32 0, i32 0, !dbg !86
    156. 

  156. // CHECK:STDOUT:   %1 = load i32, ptr %value1, align 4, !dbg !86
    157. 

  157. // CHECK:STDOUT:   ret i32 %1, !dbg !87
    158. 

  158. // CHECK:STDOUT: }
    159. 

  159. // CHECK:STDOUT:
    160. 

  160. // CHECK:STDOUT: ; Function Attrs: alwaysinline nounwind
    161. 

  161. // CHECK:STDOUT: define linkonce_odr void @"_COp:thunk.Int.Core:AddAssignWith.Core.e03500d7605334b8"(ptr %self, i32 %other) #2 !dbg !88 {
    162. 

  162. // CHECK:STDOUT:   %1 = call i32 @"_CConvert.e5bf07b1b9c2cbc2:ImplicitAs.Core.fabd868a8778e18e"(i32 %other), !dbg !94
    163. 

  163. // CHECK:STDOUT:   %2 = load i32, ptr %self, align 4, !dbg !95
    164. 

  164. // CHECK:STDOUT:   %3 = add i32 %2, %1, !dbg !95
    165. 

  165. // CHECK:STDOUT:   store i32 %3, ptr %self, align 4, !dbg !95
    166. 

  166. // CHECK:STDOUT:   ret void, !dbg !95
    167. 

  167. // CHECK:STDOUT: }
    168. 

  168. // CHECK:STDOUT:
    169. 

  169. // CHECK:STDOUT: ; Function Attrs: nounwind
    170. 

  170. // CHECK:STDOUT: define linkonce_odr void @"_CSome.e5bf07b1b9c2cbc2:OptionalStorage.Core.fabd868a8778e18e"(ptr sret({ i32, i1 }) %return, i32 %self) #0 !dbg !96 {
    171. 

  171. // CHECK:STDOUT:   %value = getelementptr inbounds nuw { i32, i1 }, ptr %return, i32 0, i32 0, !dbg !99
    172. 

  172. // CHECK:STDOUT:   store i32 %self, ptr %value, align 4, !dbg !99
    173. 

  173. // CHECK:STDOUT:   %has_value = getelementptr inbounds nuw { i32, i1 }, ptr %return, i32 0, i32 1, !dbg !100
    174. 

  174. // CHECK:STDOUT:   store i8 1, ptr %has_value, align 1, !dbg !100
    175. 

  175. // CHECK:STDOUT:   ret void, !dbg !101
    176. 

  176. // CHECK:STDOUT: }
    177. 

  177. // CHECK:STDOUT:
    178. 

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

  179. // CHECK:STDOUT: define linkonce_odr void @"_CNone.e5bf07b1b9c2cbc2:OptionalStorage.Core.fabd868a8778e18e"(ptr sret({ i32, i1 }) %return) #0 !dbg !102 {
    180. 

  180. // CHECK:STDOUT:   %has_value = getelementptr inbounds nuw { i32, i1 }, ptr %return, i32 0, i32 1, !dbg !103
    181. 

  181. // CHECK:STDOUT:   store i8 0, ptr %has_value, align 1, !dbg !103
    182. 

  182. // CHECK:STDOUT:   ret void, !dbg !104
    183. 

  183. // CHECK:STDOUT: }
    184. 

  184. // CHECK:STDOUT:
    185. 

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

  186. // CHECK:STDOUT: define linkonce_odr i32 @"_CConvert.e5bf07b1b9c2cbc2:ImplicitAs.Core.fabd868a8778e18e"(i32 %self) #0 !dbg !105 {
    187. 

  187. // CHECK:STDOUT:   ret i32 %self, !dbg !111
    188. 

  188. // CHECK:STDOUT: }
    189. 

  189. // CHECK:STDOUT:
    190. 

  190. // CHECK:STDOUT: ; uselistorder directives
    191. 

  191. // CHECK:STDOUT: uselistorder ptr @llvm.lifetime.start.p0, { 0, 3, 2, 1 }
    192. 

  192. // CHECK:STDOUT:
    193. 

  193. // CHECK:STDOUT: attributes #0 = { nounwind }
    194. 

  194. // CHECK:STDOUT: attributes #1 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
    195. 

  195. // CHECK:STDOUT: attributes #2 = { alwaysinline nounwind }
    196. 

  196. // CHECK:STDOUT:
    197. 

  197. // CHECK:STDOUT: !llvm.module.flags = !{!0, !1}
    198. 

  198. // CHECK:STDOUT: !llvm.dbg.cu = !{!2}
    199. 

  199. // CHECK:STDOUT:
    200. 

  200. // CHECK:STDOUT: !0 = !{i32 7, !"Dwarf Version", i32 5}
    201. 

  201. // CHECK:STDOUT: !1 = !{i32 2, !"Debug Info Version", i32 3}
    202. 

  202. // CHECK:STDOUT: !2 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, file: !3, producer: "carbon", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug)
    203. 

  203. // CHECK:STDOUT: !3 = !DIFile(filename: "break_continue.carbon", directory: "")
    204. 

  204. // CHECK:STDOUT: !4 = distinct !DISubprogram(name: "For", linkageName: "_CFor.Main", scope: null, file: !3, line: 19, type: !5, spFlags: DISPFlagDefinition, unit: !2)
    205. 

  205. // CHECK:STDOUT: !5 = !DISubroutineType(types: !6)
    206. 

  206. // CHECK:STDOUT: !6 = !{null}
    207. 

  207. // CHECK:STDOUT: !7 = !DILocation(line: 20, column: 18, scope: !4)
    208. 

  208. // CHECK:STDOUT: !8 = !DILocation(line: 20, column: 7, scope: !4)
    209. 

  209. // CHECK:STDOUT: !9 = !DILocation(line: 21, column: 9, scope: !4)
    210. 

  210. // CHECK:STDOUT: !10 = !DILocation(line: 21, column: 8, scope: !4)
    211. 

  211. // CHECK:STDOUT: !11 = !DILocation(line: 21, column: 16, scope: !4)
    212. 

  212. // CHECK:STDOUT: !12 = !DILocation(line: 22, column: 9, scope: !4)
    213. 

  213. // CHECK:STDOUT: !13 = !DILocation(line: 22, column: 8, scope: !4)
    214. 

  214. // CHECK:STDOUT: !14 = !DILocation(line: 22, column: 16, scope: !4)
    215. 

  215. // CHECK:STDOUT: !15 = !DILocation(line: 23, column: 5, scope: !4)
    216. 

  216. // CHECK:STDOUT: !16 = !DILocation(line: 20, column: 3, scope: !4)
    217. 

  217. // CHECK:STDOUT: !17 = !DILocation(line: 19, column: 1, scope: !4)
    218. 

  218. // CHECK:STDOUT: !18 = distinct !DISubprogram(name: "NewCursor", linkageName: "_CNewCursor.IntRange.Core:Iterate.Core.be1e879c1ad406d8", scope: null, file: !19, line: 25, type: !20, spFlags: DISPFlagDefinition, unit: !2, retainedNodes: !24)
    219. 

  219. // CHECK:STDOUT: !19 = !DIFile(filename: "{{.*}}/range.carbon", directory: "")
    220. 

  220. // CHECK:STDOUT: !20 = !DISubroutineType(types: !21)
    221. 

  221. // CHECK:STDOUT: !21 = !{!22, !23}
    222. 

  222. // CHECK:STDOUT: !22 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)
    223. 

  223. // CHECK:STDOUT: !23 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: null, size: 8)
    224. 

  224. // CHECK:STDOUT: !24 = !{!25}
    225. 

  225. // CHECK:STDOUT: !25 = !DILocalVariable(arg: 1, scope: !18, type: !23)
    226. 

  226. // CHECK:STDOUT: !26 = !DILocation(line: 25, column: 51, scope: !18)
    227. 

  227. // CHECK:STDOUT: !27 = !DILocation(line: 25, column: 44, scope: !18)
    228. 

  228. // CHECK:STDOUT: !28 = distinct !DISubprogram(name: "Next", linkageName: "_CNext.IntRange.Core:Iterate.Core.be1e879c1ad406d8", scope: null, file: !19, line: 26, type: !29, spFlags: DISPFlagDefinition, unit: !2, retainedNodes: !31)
    229. 

  229. // CHECK:STDOUT: !29 = !DISubroutineType(types: !30)
    230. 

  230. // CHECK:STDOUT: !30 = !{!23, !23, !23}
    231. 

  231. // CHECK:STDOUT: !31 = !{!32, !33}
    232. 

  232. // CHECK:STDOUT: !32 = !DILocalVariable(arg: 1, scope: !28, type: !23)
    233. 

  233. // CHECK:STDOUT: !33 = !DILocalVariable(arg: 2, scope: !28, type: !23)
    234. 

  234. // CHECK:STDOUT: !34 = !DILocation(line: 27, column: 7, scope: !28)
    235. 

  235. // CHECK:STDOUT: !35 = !DILocation(line: 27, column: 27, scope: !28)
    236. 

  236. // CHECK:STDOUT: !36 = !DILocation(line: 28, column: 19, scope: !28)
    237. 

  237. // CHECK:STDOUT: !37 = !DILocation(line: 28, column: 11, scope: !28)
    238. 

  238. // CHECK:STDOUT: !38 = !DILocation(line: 28, column: 10, scope: !28)
    239. 

  239. // CHECK:STDOUT: !39 = !DILocation(line: 29, column: 9, scope: !28)
    240. 

  240. // CHECK:STDOUT: !40 = !DILocation(line: 30, column: 38, scope: !28)
    241. 

  241. // CHECK:STDOUT: !41 = !DILocation(line: 30, column: 16, scope: !28)
    242. 

  242. // CHECK:STDOUT: !42 = !DILocation(line: 30, column: 9, scope: !28)
    243. 

  243. // CHECK:STDOUT: !43 = !DILocation(line: 32, column: 16, scope: !28)
    244. 

  244. // CHECK:STDOUT: !44 = !DILocation(line: 32, column: 9, scope: !28)
    245. 

  245. // CHECK:STDOUT: !45 = distinct !DISubprogram(name: "HasValue", linkageName: "_CHasValue.Optional.Core.e41cc9bfe4f9d0c5", scope: null, file: !46, line: 32, type: !47, spFlags: DISPFlagDefinition, unit: !2, retainedNodes: !49)
    246. 

  246. // CHECK:STDOUT: !46 = !DIFile(filename: "{{.*}}/prelude/types/optional.carbon", directory: "")
    247. 

  247. // CHECK:STDOUT: !47 = !DISubroutineType(types: !48)
    248. 

  248. // CHECK:STDOUT: !48 = !{!23, !23}
    249. 

  249. // CHECK:STDOUT: !49 = !{!50}
    250. 

  250. // CHECK:STDOUT: !50 = !DILocalVariable(arg: 1, scope: !45, type: !23)
    251. 

  251. // CHECK:STDOUT: !51 = !DILocation(line: 33, column: 12, scope: !45)
    252. 

  252. // CHECK:STDOUT: !52 = !DILocation(line: 33, column: 5, scope: !45)
    253. 

  253. // CHECK:STDOUT: !53 = distinct !DISubprogram(name: "Get", linkageName: "_CGet.Optional.Core.e41cc9bfe4f9d0c5", scope: null, file: !46, line: 35, type: !20, spFlags: DISPFlagDefinition, unit: !2, retainedNodes: !54)
    254. 

  254. // CHECK:STDOUT: !54 = !{!55}
    255. 

  255. // CHECK:STDOUT: !55 = !DILocalVariable(arg: 1, scope: !53, type: !23)
    256. 

  256. // CHECK:STDOUT: !56 = !DILocation(line: 36, column: 12, scope: !53)
    257. 

  257. // CHECK:STDOUT: !57 = !DILocation(line: 36, column: 5, scope: !53)
    258. 

  258. // CHECK:STDOUT: !58 = distinct !DISubprogram(name: "Op", linkageName: "_COp.Int.Core:Inc.Core.be1e879c1ad406d8", scope: null, file: !59, line: 339, type: !60, spFlags: DISPFlagDefinition, unit: !2, retainedNodes: !62)
    259. 

  259. // CHECK:STDOUT: !59 = !DIFile(filename: "{{.*}}/prelude/types/int.carbon", directory: "")
    260. 

  260. // CHECK:STDOUT: !60 = !DISubroutineType(types: !61)
    261. 

  261. // CHECK:STDOUT: !61 = !{null, !22}
    262. 

  262. // CHECK:STDOUT: !62 = !{!63}
    263. 

  263. // CHECK:STDOUT: !63 = !DILocalVariable(arg: 1, scope: !58, type: !22)
    264. 

  264. // CHECK:STDOUT: !64 = !DILocation(line: 341, column: 5, scope: !58)
    265. 

  265. // CHECK:STDOUT: !65 = !DILocation(line: 339, column: 3, scope: !58)
    266. 

  266. // CHECK:STDOUT: !66 = distinct !DISubprogram(name: "Some", linkageName: "_CSome.Optional.Core.e41cc9bfe4f9d0c5", scope: null, file: !46, line: 29, type: !67, spFlags: DISPFlagDefinition, unit: !2, retainedNodes: !69)
    267. 

  267. // CHECK:STDOUT: !67 = !DISubroutineType(types: !68)
    268. 

  268. // CHECK:STDOUT: !68 = !{!23, !22}
    269. 

  269. // CHECK:STDOUT: !69 = !{!70}
    270. 

  270. // CHECK:STDOUT: !70 = !DILocalVariable(arg: 1, scope: !66, type: !22)
    271. 

  271. // CHECK:STDOUT: !71 = !DILocation(line: 30, column: 12, scope: !66)
    272. 

  272. // CHECK:STDOUT: !72 = !DILocation(line: 30, column: 5, scope: !66)
    273. 

  273. // CHECK:STDOUT: !73 = distinct !DISubprogram(name: "None", linkageName: "_CNone.Optional.Core.e41cc9bfe4f9d0c5", scope: null, file: !46, line: 26, type: !74, spFlags: DISPFlagDefinition, unit: !2)
    274. 

  274. // CHECK:STDOUT: !74 = !DISubroutineType(types: !75)
    275. 

  275. // CHECK:STDOUT: !75 = !{!23}
    276. 

  276. // CHECK:STDOUT: !76 = !DILocation(line: 27, column: 12, scope: !73)
    277. 

  277. // CHECK:STDOUT: !77 = !DILocation(line: 27, column: 5, scope: !73)
    278. 

  278. // CHECK:STDOUT: !78 = distinct !DISubprogram(name: "Has", linkageName: "_CHas.e5bf07b1b9c2cbc2:OptionalStorage.Core.fabd868a8778e18e", scope: null, file: !46, line: 112, type: !47, spFlags: DISPFlagDefinition, unit: !2, retainedNodes: !79)
    279. 

  279. // CHECK:STDOUT: !79 = !{!80}
    280. 

  280. // CHECK:STDOUT: !80 = !DILocalVariable(arg: 1, scope: !78, type: !23)
    281. 

  281. // CHECK:STDOUT: !81 = !DILocation(line: 113, column: 12, scope: !78)
    282. 

  282. // CHECK:STDOUT: !82 = !DILocation(line: 113, column: 5, scope: !78)
    283. 

  283. // CHECK:STDOUT: !83 = distinct !DISubprogram(name: "Get", linkageName: "_CGet.e5bf07b1b9c2cbc2:OptionalStorage.Core.fabd868a8778e18e", scope: null, file: !46, line: 115, type: !20, spFlags: DISPFlagDefinition, unit: !2, retainedNodes: !84)
    284. 

  284. // CHECK:STDOUT: !84 = !{!85}
    285. 

  285. // CHECK:STDOUT: !85 = !DILocalVariable(arg: 1, scope: !83, type: !23)
    286. 

  286. // CHECK:STDOUT: !86 = !DILocation(line: 116, column: 12, scope: !83)
    287. 

  287. // CHECK:STDOUT: !87 = !DILocation(line: 116, column: 5, scope: !83)
    288. 

  288. // CHECK:STDOUT: !88 = distinct !DISubprogram(name: "Op", linkageName: "_COp:thunk.Int.Core:AddAssignWith.Core.e03500d7605334b8", scope: null, file: !59, line: 275, type: !89, spFlags: DISPFlagDefinition, unit: !2, retainedNodes: !91)
    289. 

  289. // CHECK:STDOUT: !89 = !DISubroutineType(types: !90)
    290. 

  290. // CHECK:STDOUT: !90 = !{null, !22, !22}
    291. 

  291. // CHECK:STDOUT: !91 = !{!92, !93}
    292. 

  292. // CHECK:STDOUT: !92 = !DILocalVariable(arg: 1, scope: !88, type: !22)
    293. 

  293. // CHECK:STDOUT: !93 = !DILocalVariable(arg: 2, scope: !88, type: !22)
    294. 

  294. // CHECK:STDOUT: !94 = !DILocation(line: 4294967295, scope: !88)
    295. 

  295. // CHECK:STDOUT: !95 = !DILocation(line: 275, column: 3, scope: !88)
    296. 

  296. // CHECK:STDOUT: !96 = distinct !DISubprogram(name: "Some", linkageName: "_CSome.e5bf07b1b9c2cbc2:OptionalStorage.Core.fabd868a8778e18e", scope: null, file: !46, line: 104, type: !67, spFlags: DISPFlagDefinition, unit: !2, retainedNodes: !97)
    297. 

  297. // CHECK:STDOUT: !97 = !{!98}
    298. 

  298. // CHECK:STDOUT: !98 = !DILocalVariable(arg: 1, scope: !96, type: !22)
    299. 

  299. // CHECK:STDOUT: !99 = !DILocation(line: 108, column: 5, scope: !96)
    300. 

  300. // CHECK:STDOUT: !100 = !DILocation(line: 109, column: 5, scope: !96)
    301. 

  301. // CHECK:STDOUT: !101 = !DILocation(line: 110, column: 5, scope: !96)
    302. 

  302. // CHECK:STDOUT: !102 = distinct !DISubprogram(name: "None", linkageName: "_CNone.e5bf07b1b9c2cbc2:OptionalStorage.Core.fabd868a8778e18e", scope: null, file: !46, line: 99, type: !74, spFlags: DISPFlagDefinition, unit: !2)
    303. 

  303. // CHECK:STDOUT: !103 = !DILocation(line: 101, column: 5, scope: !102)
    304. 

  304. // CHECK:STDOUT: !104 = !DILocation(line: 102, column: 5, scope: !102)
    305. 

  305. // CHECK:STDOUT: !105 = distinct !DISubprogram(name: "Convert", linkageName: "_CConvert.e5bf07b1b9c2cbc2:ImplicitAs.Core.fabd868a8778e18e", scope: null, file: !106, line: 24, type: !107, spFlags: DISPFlagDefinition, unit: !2, retainedNodes: !109)
    306. 

  306. // CHECK:STDOUT: !106 = !DIFile(filename: "{{.*}}/prelude/operators/as.carbon", directory: "")
    307. 

  307. // CHECK:STDOUT: !107 = !DISubroutineType(types: !108)
    308. 

  308. // CHECK:STDOUT: !108 = !{!22, !22}
    309. 

  309. // CHECK:STDOUT: !109 = !{!110}
    310. 

  310. // CHECK:STDOUT: !110 = !DILocalVariable(arg: 1, scope: !105, type: !22)
    311. 

  311. // CHECK:STDOUT: !111 = !DILocation(line: 24, column: 38, scope: !105)
    312.