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carbon-lang
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carbon-lang
/
toolchain
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lower
/
testdata
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function
/
generic
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call_basic.carbon

call_basic.carbon 16 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. // TIP: To test this file alone, run:
    7. 

  7. // TIP:   bazel test //toolchain/testing:file_test --test_arg=--file_tests=toolchain/lower/testdata/function/generic/call_basic.carbon
    8. 

  8. // TIP: To dump output, run:
    9. 

  9. // TIP:   bazel run //toolchain/testing:file_test -- --dump_output --file_tests=toolchain/lower/testdata/function/generic/call_basic.carbon
    10. 

  10. 

  11. class C {
    12. 

  12.   fn Cfn[self: Self, T:! type](x: T) {
    13. 

  13.   }
    14. 

  14. }
    15. 

  15. 

  16. fn F[T:! type](x: T) {
    17. 

  17. }
    18. 

  18. 

  19. fn H[T:! type](x: T) -> T {
    20. 

  20.   return x;
    21. 

  21. }
    22. 

  22. 

  23. fn G[T:! type](x: T) -> T {
    24. 

  24.   // small stress test for single depth of calls with change in types
    25. 

  25.   H(x);
    26. 

  26.   H(T);
    27. 

  27.   H(i32);
    28. 

  28.   H(G(x));
    29. 

  29.   G(T);
    30. 

  30. 

  31.   var a: f64;
    32. 

  32.   G(a);
    33. 

  33.   H(a);
    34. 

  34. 

  35.   var c: C;
    36. 

  36.   c.Cfn(x);
    37. 

  37. 

  38.   return x;
    39. 

  39. }
    40. 

  40. 

  41. fn M() {
    42. 

  42.   var n: i32 = 0;
    43. 

  43.   var m: i32;
    44. 

  44.   var p: f64 = 1.0;
    45. 

  45.   var q: f64;
    46. 

  46. 

  47.   F(n);
    48. 

  48.   m = G(n);
    49. 

  49.   F(p);
    50. 

  50.   q = G(p);
    51. 

  51. }
    52. 

  52. 

  53. // CHECK:STDOUT: ; ModuleID = 'call_basic.carbon'
    54. 

  54. // CHECK:STDOUT: source_filename = "call_basic.carbon"
    55. 

  55. // CHECK:STDOUT:
    56. 

  56. // CHECK:STDOUT: %type = type {}
    57. 

  57. // CHECK:STDOUT:
    58. 

  58. // CHECK:STDOUT: define void @_CM.Main() !dbg !4 {
    59. 

  59. // CHECK:STDOUT: entry:
    60. 

  60. // CHECK:STDOUT:   %n.var = alloca i32, align 4, !dbg !7
    61. 

  61. // CHECK:STDOUT:   %m.var = alloca i32, align 4, !dbg !7
    62. 

  62. // CHECK:STDOUT:   %p.var = alloca double, align 8, !dbg !7
    63. 

  63. // CHECK:STDOUT:   %q.var = alloca double, align 8, !dbg !7
    64. 

  64. // CHECK:STDOUT:   call void @llvm.lifetime.start.p0(i64 4, ptr %n.var), !dbg !7
    65. 

  65. // CHECK:STDOUT:   store i32 0, ptr %n.var, align 4, !dbg !7
    66. 

  66. // CHECK:STDOUT:   call void @llvm.lifetime.start.p0(i64 4, ptr %m.var), !dbg !7
    67. 

  67. // CHECK:STDOUT:   call void @llvm.lifetime.start.p0(i64 8, ptr %p.var), !dbg !7
    68. 

  68. // CHECK:STDOUT:   store double 1.000000e+00, ptr %p.var, align 8, !dbg !8
    69. 

  69. // CHECK:STDOUT:   call void @llvm.lifetime.start.p0(i64 8, ptr %q.var), !dbg !7
    70. 

  70. // CHECK:STDOUT:   %.loc47 = load i32, ptr %n.var, align 4, !dbg !9
    71. 

  71. // CHECK:STDOUT:   call void @_CF.Main.b88d1103f417c6d4(i32 %.loc47), !dbg !10
    72. 

  72. // CHECK:STDOUT:   %.loc48 = load i32, ptr %n.var, align 4, !dbg !11
    73. 

  73. // CHECK:STDOUT:   %G.call.loc48 = call i32 @_CG.Main.b88d1103f417c6d4(i32 %.loc48), !dbg !12
    74. 

  74. // CHECK:STDOUT:   store i32 %G.call.loc48, ptr %m.var, align 4, !dbg !13
    75. 

  75. // CHECK:STDOUT:   %.loc49 = load double, ptr %p.var, align 8, !dbg !14
    76. 

  76. // CHECK:STDOUT:   call void @_CF.Main.66be507887ceee78(double %.loc49), !dbg !15
    77. 

  77. // CHECK:STDOUT:   %.loc50 = load double, ptr %p.var, align 8, !dbg !16
    78. 

  78. // CHECK:STDOUT:   %G.call.loc50 = call double @_CG.Main.66be507887ceee78(double %.loc50), !dbg !17
    79. 

  79. // CHECK:STDOUT:   store double %G.call.loc50, ptr %q.var, align 8, !dbg !18
    80. 

  80. // CHECK:STDOUT:   ret void, !dbg !19
    81. 

  81. // CHECK:STDOUT: }
    82. 

  82. // CHECK:STDOUT:
    83. 

  83. // CHECK:STDOUT: ; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
    84. 

  84. // CHECK:STDOUT: declare void @llvm.lifetime.start.p0(i64 immarg, ptr captures(none)) #0
    85. 

  85. // CHECK:STDOUT:
    86. 

  86. // CHECK:STDOUT: define void @_CF.Main.b88d1103f417c6d4(i32 %x) !dbg !20 {
    87. 

  87. // CHECK:STDOUT: entry:
    88. 

  88. // CHECK:STDOUT:   ret void, !dbg !21
    89. 

  89. // CHECK:STDOUT: }
    90. 

  90. // CHECK:STDOUT:
    91. 

  91. // CHECK:STDOUT: define i32 @_CG.Main.b88d1103f417c6d4(i32 %x) !dbg !22 {
    92. 

  92. // CHECK:STDOUT: entry:
    93. 

  93. // CHECK:STDOUT:   %a.var = alloca double, align 8, !dbg !23
    94. 

  94. // CHECK:STDOUT:   %c.var = alloca {}, align 8, !dbg !24
    95. 

  95. // CHECK:STDOUT:   %H.call.loc25 = call i32 @_CH.Main.b88d1103f417c6d4(i32 %x), !dbg !24
    96. 

  96. // CHECK:STDOUT:   %H.call.loc26 = call %type @_CH.Main.5754c7a55c7cbe4a(%type zeroinitializer), !dbg !25
    97. 

  97. // CHECK:STDOUT:   %H.call.loc27 = call %type @_CH.Main.5754c7a55c7cbe4a(%type zeroinitializer), !dbg !26
    98. 

  98. // CHECK:STDOUT:   %G.call.loc28 = call i32 @_CG.Main.b88d1103f417c6d4(i32 %x), !dbg !27
    99. 

  99. // CHECK:STDOUT:   %H.call.loc28 = call i32 @_CH.Main.b88d1103f417c6d4(i32 %G.call.loc28), !dbg !28
    100. 

  100. // CHECK:STDOUT:   %G.call.loc29 = call %type @_CG.Main.5754c7a55c7cbe4a(%type zeroinitializer), !dbg !29
    101. 

  101. // CHECK:STDOUT:   call void @llvm.lifetime.start.p0(i64 8, ptr %a.var), !dbg !23
    102. 

  102. // CHECK:STDOUT:   %.loc32 = load double, ptr %a.var, align 8, !dbg !30
    103. 

  103. // CHECK:STDOUT:   %G.call.loc32 = call double @_CG.Main.66be507887ceee78(double %.loc32), !dbg !31
    104. 

  104. // CHECK:STDOUT:   %.loc33 = load double, ptr %a.var, align 8, !dbg !32
    105. 

  105. // CHECK:STDOUT:   %H.call.loc33 = call double @_CH.Main.66be507887ceee78(double %.loc33), !dbg !33
    106. 

  106. // CHECK:STDOUT:   call void @llvm.lifetime.start.p0(i64 0, ptr %c.var), !dbg !24
    107. 

  107. // CHECK:STDOUT:   call void @_CCfn.C.Main.b88d1103f417c6d4(ptr %c.var, i32 %x), !dbg !34
    108. 

  108. // CHECK:STDOUT:   ret i32 %x, !dbg !35
    109. 

  109. // CHECK:STDOUT: }
    110. 

  110. // CHECK:STDOUT:
    111. 

  111. // CHECK:STDOUT: define void @_CF.Main.66be507887ceee78(double %x) !dbg !36 {
    112. 

  112. // CHECK:STDOUT: entry:
    113. 

  113. // CHECK:STDOUT:   ret void, !dbg !37
    114. 

  114. // CHECK:STDOUT: }
    115. 

  115. // CHECK:STDOUT:
    116. 

  116. // CHECK:STDOUT: define double @_CG.Main.66be507887ceee78(double %x) !dbg !38 {
    117. 

  117. // CHECK:STDOUT: entry:
    118. 

  118. // CHECK:STDOUT:   %a.var = alloca double, align 8, !dbg !39
    119. 

  119. // CHECK:STDOUT:   %c.var = alloca {}, align 8, !dbg !40
    120. 

  120. // CHECK:STDOUT:   %H.call.loc25 = call double @_CH.Main.66be507887ceee78(double %x), !dbg !40
    121. 

  121. // CHECK:STDOUT:   %H.call.loc26 = call %type @_CH.Main.5754c7a55c7cbe4a(%type zeroinitializer), !dbg !41
    122. 

  122. // CHECK:STDOUT:   %H.call.loc27 = call %type @_CH.Main.5754c7a55c7cbe4a(%type zeroinitializer), !dbg !42
    123. 

  123. // CHECK:STDOUT:   %G.call.loc28 = call double @_CG.Main.66be507887ceee78(double %x), !dbg !43
    124. 

  124. // CHECK:STDOUT:   %H.call.loc28 = call double @_CH.Main.66be507887ceee78(double %G.call.loc28), !dbg !44
    125. 

  125. // CHECK:STDOUT:   %G.call.loc29 = call %type @_CG.Main.5754c7a55c7cbe4a(%type zeroinitializer), !dbg !45
    126. 

  126. // CHECK:STDOUT:   call void @llvm.lifetime.start.p0(i64 8, ptr %a.var), !dbg !39
    127. 

  127. // CHECK:STDOUT:   %.loc32 = load double, ptr %a.var, align 8, !dbg !46
    128. 

  128. // CHECK:STDOUT:   %G.call.loc32 = call double @_CG.Main.66be507887ceee78(double %.loc32), !dbg !47
    129. 

  129. // CHECK:STDOUT:   %.loc33 = load double, ptr %a.var, align 8, !dbg !48
    130. 

  130. // CHECK:STDOUT:   %H.call.loc33 = call double @_CH.Main.66be507887ceee78(double %.loc33), !dbg !49
    131. 

  131. // CHECK:STDOUT:   call void @llvm.lifetime.start.p0(i64 0, ptr %c.var), !dbg !40
    132. 

  132. // CHECK:STDOUT:   call void @_CCfn.C.Main.66be507887ceee78(ptr %c.var, double %x), !dbg !50
    133. 

  133. // CHECK:STDOUT:   ret double %x, !dbg !51
    134. 

  134. // CHECK:STDOUT: }
    135. 

  135. // CHECK:STDOUT:
    136. 

  136. // CHECK:STDOUT: define i32 @_CH.Main.b88d1103f417c6d4(i32 %x) !dbg !52 {
    137. 

  137. // CHECK:STDOUT: entry:
    138. 

  138. // CHECK:STDOUT:   ret i32 %x, !dbg !53
    139. 

  139. // CHECK:STDOUT: }
    140. 

  140. // CHECK:STDOUT:
    141. 

  141. // CHECK:STDOUT: define %type @_CH.Main.5754c7a55c7cbe4a(%type %x) !dbg !54 {
    142. 

  142. // CHECK:STDOUT: entry:
    143. 

  143. // CHECK:STDOUT:   ret %type %x, !dbg !55
    144. 

  144. // CHECK:STDOUT: }
    145. 

  145. // CHECK:STDOUT:
    146. 

  146. // CHECK:STDOUT: define %type @_CG.Main.5754c7a55c7cbe4a(%type %x) !dbg !56 {
    147. 

  147. // CHECK:STDOUT: entry:
    148. 

  148. // CHECK:STDOUT:   %a.var = alloca double, align 8, !dbg !57
    149. 

  149. // CHECK:STDOUT:   %c.var = alloca {}, align 8, !dbg !58
    150. 

  150. // CHECK:STDOUT:   %H.call.loc25 = call %type @_CH.Main.5754c7a55c7cbe4a(%type %x), !dbg !58
    151. 

  151. // CHECK:STDOUT:   %H.call.loc26 = call %type @_CH.Main.5754c7a55c7cbe4a(%type zeroinitializer), !dbg !59
    152. 

  152. // CHECK:STDOUT:   %H.call.loc27 = call %type @_CH.Main.5754c7a55c7cbe4a(%type zeroinitializer), !dbg !60
    153. 

  153. // CHECK:STDOUT:   %G.call.loc28 = call %type @_CG.Main.5754c7a55c7cbe4a(%type %x), !dbg !61
    154. 

  154. // CHECK:STDOUT:   %H.call.loc28 = call %type @_CH.Main.5754c7a55c7cbe4a(%type %G.call.loc28), !dbg !62
    155. 

  155. // CHECK:STDOUT:   %G.call.loc29 = call %type @_CG.Main.5754c7a55c7cbe4a(%type zeroinitializer), !dbg !63
    156. 

  156. // CHECK:STDOUT:   call void @llvm.lifetime.start.p0(i64 8, ptr %a.var), !dbg !57
    157. 

  157. // CHECK:STDOUT:   %.loc32 = load double, ptr %a.var, align 8, !dbg !64
    158. 

  158. // CHECK:STDOUT:   %G.call.loc32 = call double @_CG.Main.66be507887ceee78(double %.loc32), !dbg !65
    159. 

  159. // CHECK:STDOUT:   %.loc33 = load double, ptr %a.var, align 8, !dbg !66
    160. 

  160. // CHECK:STDOUT:   %H.call.loc33 = call double @_CH.Main.66be507887ceee78(double %.loc33), !dbg !67
    161. 

  161. // CHECK:STDOUT:   call void @llvm.lifetime.start.p0(i64 0, ptr %c.var), !dbg !58
    162. 

  162. // CHECK:STDOUT:   call void @_CCfn.C.Main.5754c7a55c7cbe4a(ptr %c.var, %type %x), !dbg !68
    163. 

  163. // CHECK:STDOUT:   ret %type %x, !dbg !69
    164. 

  164. // CHECK:STDOUT: }
    165. 

  165. // CHECK:STDOUT:
    166. 

  166. // CHECK:STDOUT: define double @_CH.Main.66be507887ceee78(double %x) !dbg !70 {
    167. 

  167. // CHECK:STDOUT: entry:
    168. 

  168. // CHECK:STDOUT:   ret double %x, !dbg !71
    169. 

  169. // CHECK:STDOUT: }
    170. 

  170. // CHECK:STDOUT:
    171. 

  171. // CHECK:STDOUT: define void @_CCfn.C.Main.b88d1103f417c6d4(ptr %self, i32 %x) !dbg !72 {
    172. 

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

  173. // CHECK:STDOUT:   ret void, !dbg !73
    174. 

  174. // CHECK:STDOUT: }
    175. 

  175. // CHECK:STDOUT:
    176. 

  176. // CHECK:STDOUT: define void @_CCfn.C.Main.66be507887ceee78(ptr %self, double %x) !dbg !74 {
    177. 

  177. // CHECK:STDOUT: entry:
    178. 

  178. // CHECK:STDOUT:   ret void, !dbg !75
    179. 

  179. // CHECK:STDOUT: }
    180. 

  180. // CHECK:STDOUT:
    181. 

  181. // CHECK:STDOUT: define void @_CCfn.C.Main.5754c7a55c7cbe4a(ptr %self, %type %x) !dbg !76 {
    182. 

  182. // CHECK:STDOUT: entry:
    183. 

  183. // CHECK:STDOUT:   ret void, !dbg !77
    184. 

  184. // CHECK:STDOUT: }
    185. 

  185. // CHECK:STDOUT:
    186. 

  186. // CHECK:STDOUT: ; uselistorder directives
    187. 

  187. // CHECK:STDOUT: uselistorder ptr @llvm.lifetime.start.p0, { 0, 1, 2, 3, 4, 5, 9, 8, 7, 6 }
    188. 

  188. // CHECK:STDOUT: uselistorder ptr @_CG.Main.66be507887ceee78, { 0, 1, 2, 4, 3 }
    189. 

  189. // CHECK:STDOUT: uselistorder ptr @_CH.Main.b88d1103f417c6d4, { 1, 0 }
    190. 

  190. // CHECK:STDOUT: uselistorder ptr @_CH.Main.5754c7a55c7cbe4a, { 0, 1, 2, 3, 7, 6, 5, 4 }
    191. 

  191. // CHECK:STDOUT: uselistorder ptr @_CG.Main.5754c7a55c7cbe4a, { 0, 1, 3, 2 }
    192. 

  192. // CHECK:STDOUT: uselistorder ptr @_CH.Main.66be507887ceee78, { 4, 3, 2, 1, 0 }
    193. 

  193. // CHECK:STDOUT:
    194. 

  194. // CHECK:STDOUT: attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
    195. 

  195. // CHECK:STDOUT:
    196. 

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

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

  198. // CHECK:STDOUT:
    199. 

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

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

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

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

  203. // CHECK:STDOUT: !4 = distinct !DISubprogram(name: "M", linkageName: "_CM.Main", scope: null, file: !3, line: 41, type: !5, spFlags: DISPFlagDefinition, unit: !2)
    204. 

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

  205. // CHECK:STDOUT: !6 = !{}
    206. 

  206. // CHECK:STDOUT: !7 = !DILocation(line: 42, column: 3, scope: !4)
    207. 

  207. // CHECK:STDOUT: !8 = !DILocation(line: 44, column: 3, scope: !4)
    208. 

  208. // CHECK:STDOUT: !9 = !DILocation(line: 47, column: 5, scope: !4)
    209. 

  209. // CHECK:STDOUT: !10 = !DILocation(line: 47, column: 3, scope: !4)
    210. 

  210. // CHECK:STDOUT: !11 = !DILocation(line: 48, column: 9, scope: !4)
    211. 

  211. // CHECK:STDOUT: !12 = !DILocation(line: 48, column: 7, scope: !4)
    212. 

  212. // CHECK:STDOUT: !13 = !DILocation(line: 48, column: 3, scope: !4)
    213. 

  213. // CHECK:STDOUT: !14 = !DILocation(line: 49, column: 5, scope: !4)
    214. 

  214. // CHECK:STDOUT: !15 = !DILocation(line: 49, column: 3, scope: !4)
    215. 

  215. // CHECK:STDOUT: !16 = !DILocation(line: 50, column: 9, scope: !4)
    216. 

  216. // CHECK:STDOUT: !17 = !DILocation(line: 50, column: 7, scope: !4)
    217. 

  217. // CHECK:STDOUT: !18 = !DILocation(line: 50, column: 3, scope: !4)
    218. 

  218. // CHECK:STDOUT: !19 = !DILocation(line: 41, column: 1, scope: !4)
    219. 

  219. // CHECK:STDOUT: !20 = distinct !DISubprogram(name: "F", linkageName: "_CF.Main.b88d1103f417c6d4", scope: null, file: !3, line: 16, type: !5, spFlags: DISPFlagDefinition, unit: !2)
    220. 

  220. // CHECK:STDOUT: !21 = !DILocation(line: 16, column: 1, scope: !20)
    221. 

  221. // CHECK:STDOUT: !22 = distinct !DISubprogram(name: "G", linkageName: "_CG.Main.b88d1103f417c6d4", scope: null, file: !3, line: 23, type: !5, spFlags: DISPFlagDefinition, unit: !2)
    222. 

  222. // CHECK:STDOUT: !23 = !DILocation(line: 31, column: 3, scope: !22)
    223. 

  223. // CHECK:STDOUT: !24 = !DILocation(line: 25, column: 3, scope: !22)
    224. 

  224. // CHECK:STDOUT: !25 = !DILocation(line: 26, column: 3, scope: !22)
    225. 

  225. // CHECK:STDOUT: !26 = !DILocation(line: 27, column: 3, scope: !22)
    226. 

  226. // CHECK:STDOUT: !27 = !DILocation(line: 28, column: 5, scope: !22)
    227. 

  227. // CHECK:STDOUT: !28 = !DILocation(line: 28, column: 3, scope: !22)
    228. 

  228. // CHECK:STDOUT: !29 = !DILocation(line: 29, column: 3, scope: !22)
    229. 

  229. // CHECK:STDOUT: !30 = !DILocation(line: 32, column: 5, scope: !22)
    230. 

  230. // CHECK:STDOUT: !31 = !DILocation(line: 32, column: 3, scope: !22)
    231. 

  231. // CHECK:STDOUT: !32 = !DILocation(line: 33, column: 5, scope: !22)
    232. 

  232. // CHECK:STDOUT: !33 = !DILocation(line: 33, column: 3, scope: !22)
    233. 

  233. // CHECK:STDOUT: !34 = !DILocation(line: 36, column: 3, scope: !22)
    234. 

  234. // CHECK:STDOUT: !35 = !DILocation(line: 38, column: 3, scope: !22)
    235. 

  235. // CHECK:STDOUT: !36 = distinct !DISubprogram(name: "F", linkageName: "_CF.Main.66be507887ceee78", scope: null, file: !3, line: 16, type: !5, spFlags: DISPFlagDefinition, unit: !2)
    236. 

  236. // CHECK:STDOUT: !37 = !DILocation(line: 16, column: 1, scope: !36)
    237. 

  237. // CHECK:STDOUT: !38 = distinct !DISubprogram(name: "G", linkageName: "_CG.Main.66be507887ceee78", scope: null, file: !3, line: 23, type: !5, spFlags: DISPFlagDefinition, unit: !2)
    238. 

  238. // CHECK:STDOUT: !39 = !DILocation(line: 31, column: 3, scope: !38)
    239. 

  239. // CHECK:STDOUT: !40 = !DILocation(line: 25, column: 3, scope: !38)
    240. 

  240. // CHECK:STDOUT: !41 = !DILocation(line: 26, column: 3, scope: !38)
    241. 

  241. // CHECK:STDOUT: !42 = !DILocation(line: 27, column: 3, scope: !38)
    242. 

  242. // CHECK:STDOUT: !43 = !DILocation(line: 28, column: 5, scope: !38)
    243. 

  243. // CHECK:STDOUT: !44 = !DILocation(line: 28, column: 3, scope: !38)
    244. 

  244. // CHECK:STDOUT: !45 = !DILocation(line: 29, column: 3, scope: !38)
    245. 

  245. // CHECK:STDOUT: !46 = !DILocation(line: 32, column: 5, scope: !38)
    246. 

  246. // CHECK:STDOUT: !47 = !DILocation(line: 32, column: 3, scope: !38)
    247. 

  247. // CHECK:STDOUT: !48 = !DILocation(line: 33, column: 5, scope: !38)
    248. 

  248. // CHECK:STDOUT: !49 = !DILocation(line: 33, column: 3, scope: !38)
    249. 

  249. // CHECK:STDOUT: !50 = !DILocation(line: 36, column: 3, scope: !38)
    250. 

  250. // CHECK:STDOUT: !51 = !DILocation(line: 38, column: 3, scope: !38)
    251. 

  251. // CHECK:STDOUT: !52 = distinct !DISubprogram(name: "H", linkageName: "_CH.Main.b88d1103f417c6d4", scope: null, file: !3, line: 19, type: !5, spFlags: DISPFlagDefinition, unit: !2)
    252. 

  252. // CHECK:STDOUT: !53 = !DILocation(line: 20, column: 3, scope: !52)
    253. 

  253. // CHECK:STDOUT: !54 = distinct !DISubprogram(name: "H", linkageName: "_CH.Main.5754c7a55c7cbe4a", scope: null, file: !3, line: 19, type: !5, spFlags: DISPFlagDefinition, unit: !2)
    254. 

  254. // CHECK:STDOUT: !55 = !DILocation(line: 20, column: 3, scope: !54)
    255. 

  255. // CHECK:STDOUT: !56 = distinct !DISubprogram(name: "G", linkageName: "_CG.Main.5754c7a55c7cbe4a", scope: null, file: !3, line: 23, type: !5, spFlags: DISPFlagDefinition, unit: !2)
    256. 

  256. // CHECK:STDOUT: !57 = !DILocation(line: 31, column: 3, scope: !56)
    257. 

  257. // CHECK:STDOUT: !58 = !DILocation(line: 25, column: 3, scope: !56)
    258. 

  258. // CHECK:STDOUT: !59 = !DILocation(line: 26, column: 3, scope: !56)
    259. 

  259. // CHECK:STDOUT: !60 = !DILocation(line: 27, column: 3, scope: !56)
    260. 

  260. // CHECK:STDOUT: !61 = !DILocation(line: 28, column: 5, scope: !56)
    261. 

  261. // CHECK:STDOUT: !62 = !DILocation(line: 28, column: 3, scope: !56)
    262. 

  262. // CHECK:STDOUT: !63 = !DILocation(line: 29, column: 3, scope: !56)
    263. 

  263. // CHECK:STDOUT: !64 = !DILocation(line: 32, column: 5, scope: !56)
    264. 

  264. // CHECK:STDOUT: !65 = !DILocation(line: 32, column: 3, scope: !56)
    265. 

  265. // CHECK:STDOUT: !66 = !DILocation(line: 33, column: 5, scope: !56)
    266. 

  266. // CHECK:STDOUT: !67 = !DILocation(line: 33, column: 3, scope: !56)
    267. 

  267. // CHECK:STDOUT: !68 = !DILocation(line: 36, column: 3, scope: !56)
    268. 

  268. // CHECK:STDOUT: !69 = !DILocation(line: 38, column: 3, scope: !56)
    269. 

  269. // CHECK:STDOUT: !70 = distinct !DISubprogram(name: "H", linkageName: "_CH.Main.66be507887ceee78", scope: null, file: !3, line: 19, type: !5, spFlags: DISPFlagDefinition, unit: !2)
    270. 

  270. // CHECK:STDOUT: !71 = !DILocation(line: 20, column: 3, scope: !70)
    271. 

  271. // CHECK:STDOUT: !72 = distinct !DISubprogram(name: "Cfn", linkageName: "_CCfn.C.Main.b88d1103f417c6d4", scope: null, file: !3, line: 12, type: !5, spFlags: DISPFlagDefinition, unit: !2)
    272. 

  272. // CHECK:STDOUT: !73 = !DILocation(line: 12, column: 3, scope: !72)
    273. 

  273. // CHECK:STDOUT: !74 = distinct !DISubprogram(name: "Cfn", linkageName: "_CCfn.C.Main.66be507887ceee78", scope: null, file: !3, line: 12, type: !5, spFlags: DISPFlagDefinition, unit: !2)
    274. 

  274. // CHECK:STDOUT: !75 = !DILocation(line: 12, column: 3, scope: !74)
    275. 

  275. // CHECK:STDOUT: !76 = distinct !DISubprogram(name: "Cfn", linkageName: "_CCfn.C.Main.5754c7a55c7cbe4a", scope: null, file: !3, line: 12, type: !5, spFlags: DISPFlagDefinition, unit: !2)
    276. 

  276. // CHECK:STDOUT: !77 = !DILocation(line: 12, column: 3, scope: !76)
    277.