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carbon-lang
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toolchain
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lower
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testdata
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operators
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arithmetic.carbon

arithmetic.carbon 14 KB
文件历史 原始文件

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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/operators/arithmetic.carbon
    10. 

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

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

  12. 

  13. // Test each of the arithmetic operations, signed and unsigned values may lower
    14. 

  14. // differently.
    15. 

  15. 

  16. fn add_i32(a: i32, b: i32) -> i32 { return a + b; }
    17. 

  17. fn add_u32(a: u32, b: u32) -> u32 { return a + b; }
    18. 

  18. 

  19. fn div_i32(a: i32, b: i32) -> i32 { return a / b; }
    20. 

  20. fn div_u32(a: u32, b: u32) -> u32 { return a / b; }
    21. 

  21. 

  22. fn mod_i32(a: i32, b: i32) -> i32 { return a % b; }
    23. 

  23. fn mod_u32(a: u32, b: u32) -> u32 { return a % b; }
    24. 

  24. 

  25. fn mul_i32(a: i32, b: i32) -> i32 { return a * b; }
    26. 

  26. fn mul_u32(a: u32, b: u32) -> u32 { return a * b; }
    27. 

  27. 

  28. fn neg_i32(a: i32) -> i32 { return -a; }
    29. 

  29. fn neg_u32(a: u32) -> u32 { return -a; }
    30. 

  30. 

  31. fn sub_i32(a: i32, b: i32) -> i32 { return a - b; }
    32. 

  32. fn sub_u32(a: u32, b: u32) -> u32 { return a - b; }
    33. 

  33. 

  34. // One test for non-32 bit, verify the size is correct.
    35. 

  35. 

  36. fn div_i16(a: i16, b: i16) -> i16 { return a / b; }
    37. 

  37. fn div_u16(a: u16, b: u16) -> u16 { return a / b; }
    38. 

  38. 

  39. // CHECK:STDOUT: ; ModuleID = 'arithmetic.carbon'
    40. 

  40. // CHECK:STDOUT: source_filename = "arithmetic.carbon"
    41. 

  41. // CHECK:STDOUT:
    42. 

  42. // CHECK:STDOUT: ; Function Attrs: nounwind
    43. 

  43. // CHECK:STDOUT: define i32 @_Cadd_i32.Main(i32 %a, i32 %b) #0 !dbg !4 {
    44. 

  44. // CHECK:STDOUT: entry:
    45. 

  45. // CHECK:STDOUT:   %Int.as.AddWith.impl.Op.call = add i32 %a, %b, !dbg !11
    46. 

  46. // CHECK:STDOUT:   ret i32 %Int.as.AddWith.impl.Op.call, !dbg !12
    47. 

  47. // CHECK:STDOUT: }
    48. 

  48. // CHECK:STDOUT:
    49. 

  49. // CHECK:STDOUT: ; Function Attrs: nounwind
    50. 

  50. // CHECK:STDOUT: define i32 @_Cadd_u32.Main(i32 %a, i32 %b) #0 !dbg !13 {
    51. 

  51. // CHECK:STDOUT: entry:
    52. 

  52. // CHECK:STDOUT:   %UInt.as.AddWith.impl.Op.call = add i32 %a, %b, !dbg !20
    53. 

  53. // CHECK:STDOUT:   ret i32 %UInt.as.AddWith.impl.Op.call, !dbg !21
    54. 

  54. // CHECK:STDOUT: }
    55. 

  55. // CHECK:STDOUT:
    56. 

  56. // CHECK:STDOUT: ; Function Attrs: nounwind
    57. 

  57. // CHECK:STDOUT: define i32 @_Cdiv_i32.Main(i32 %a, i32 %b) #0 !dbg !22 {
    58. 

  58. // CHECK:STDOUT: entry:
    59. 

  59. // CHECK:STDOUT:   %Int.as.DivWith.impl.Op.call = sdiv i32 %a, %b, !dbg !26
    60. 

  60. // CHECK:STDOUT:   ret i32 %Int.as.DivWith.impl.Op.call, !dbg !27
    61. 

  61. // CHECK:STDOUT: }
    62. 

  62. // CHECK:STDOUT:
    63. 

  63. // CHECK:STDOUT: ; Function Attrs: nounwind
    64. 

  64. // CHECK:STDOUT: define i32 @_Cdiv_u32.Main(i32 %a, i32 %b) #0 !dbg !28 {
    65. 

  65. // CHECK:STDOUT: entry:
    66. 

  66. // CHECK:STDOUT:   %UInt.as.DivWith.impl.Op.call = udiv i32 %a, %b, !dbg !32
    67. 

  67. // CHECK:STDOUT:   ret i32 %UInt.as.DivWith.impl.Op.call, !dbg !33
    68. 

  68. // CHECK:STDOUT: }
    69. 

  69. // CHECK:STDOUT:
    70. 

  70. // CHECK:STDOUT: ; Function Attrs: nounwind
    71. 

  71. // CHECK:STDOUT: define i32 @_Cmod_i32.Main(i32 %a, i32 %b) #0 !dbg !34 {
    72. 

  72. // CHECK:STDOUT: entry:
    73. 

  73. // CHECK:STDOUT:   %Int.as.ModWith.impl.Op.call = srem i32 %a, %b, !dbg !38
    74. 

  74. // CHECK:STDOUT:   ret i32 %Int.as.ModWith.impl.Op.call, !dbg !39
    75. 

  75. // CHECK:STDOUT: }
    76. 

  76. // CHECK:STDOUT:
    77. 

  77. // CHECK:STDOUT: ; Function Attrs: nounwind
    78. 

  78. // CHECK:STDOUT: define i32 @_Cmod_u32.Main(i32 %a, i32 %b) #0 !dbg !40 {
    79. 

  79. // CHECK:STDOUT: entry:
    80. 

  80. // CHECK:STDOUT:   %UInt.as.ModWith.impl.Op.call = urem i32 %a, %b, !dbg !44
    81. 

  81. // CHECK:STDOUT:   ret i32 %UInt.as.ModWith.impl.Op.call, !dbg !45
    82. 

  82. // CHECK:STDOUT: }
    83. 

  83. // CHECK:STDOUT:
    84. 

  84. // CHECK:STDOUT: ; Function Attrs: nounwind
    85. 

  85. // CHECK:STDOUT: define i32 @_Cmul_i32.Main(i32 %a, i32 %b) #0 !dbg !46 {
    86. 

  86. // CHECK:STDOUT: entry:
    87. 

  87. // CHECK:STDOUT:   %Int.as.MulWith.impl.Op.call = mul i32 %a, %b, !dbg !50
    88. 

  88. // CHECK:STDOUT:   ret i32 %Int.as.MulWith.impl.Op.call, !dbg !51
    89. 

  89. // CHECK:STDOUT: }
    90. 

  90. // CHECK:STDOUT:
    91. 

  91. // CHECK:STDOUT: ; Function Attrs: nounwind
    92. 

  92. // CHECK:STDOUT: define i32 @_Cmul_u32.Main(i32 %a, i32 %b) #0 !dbg !52 {
    93. 

  93. // CHECK:STDOUT: entry:
    94. 

  94. // CHECK:STDOUT:   %UInt.as.MulWith.impl.Op.call = mul i32 %a, %b, !dbg !56
    95. 

  95. // CHECK:STDOUT:   ret i32 %UInt.as.MulWith.impl.Op.call, !dbg !57
    96. 

  96. // CHECK:STDOUT: }
    97. 

  97. // CHECK:STDOUT:
    98. 

  98. // CHECK:STDOUT: ; Function Attrs: nounwind
    99. 

  99. // CHECK:STDOUT: define i32 @_Cneg_i32.Main(i32 %a) #0 !dbg !58 {
    100. 

  100. // CHECK:STDOUT: entry:
    101. 

  101. // CHECK:STDOUT:   %Int.as.Negate.impl.Op.call = sub i32 0, %a, !dbg !63
    102. 

  102. // CHECK:STDOUT:   ret i32 %Int.as.Negate.impl.Op.call, !dbg !64
    103. 

  103. // CHECK:STDOUT: }
    104. 

  104. // CHECK:STDOUT:
    105. 

  105. // CHECK:STDOUT: ; Function Attrs: nounwind
    106. 

  106. // CHECK:STDOUT: define i32 @_Cneg_u32.Main(i32 %a) #0 !dbg !65 {
    107. 

  107. // CHECK:STDOUT: entry:
    108. 

  108. // CHECK:STDOUT:   %UInt.as.Negate.impl.Op.call = sub i32 0, %a, !dbg !70
    109. 

  109. // CHECK:STDOUT:   ret i32 %UInt.as.Negate.impl.Op.call, !dbg !71
    110. 

  110. // CHECK:STDOUT: }
    111. 

  111. // CHECK:STDOUT:
    112. 

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

  113. // CHECK:STDOUT: define i32 @_Csub_i32.Main(i32 %a, i32 %b) #0 !dbg !72 {
    114. 

  114. // CHECK:STDOUT: entry:
    115. 

  115. // CHECK:STDOUT:   %Int.as.SubWith.impl.Op.call = sub i32 %a, %b, !dbg !76
    116. 

  116. // CHECK:STDOUT:   ret i32 %Int.as.SubWith.impl.Op.call, !dbg !77
    117. 

  117. // CHECK:STDOUT: }
    118. 

  118. // CHECK:STDOUT:
    119. 

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

  120. // CHECK:STDOUT: define i32 @_Csub_u32.Main(i32 %a, i32 %b) #0 !dbg !78 {
    121. 

  121. // CHECK:STDOUT: entry:
    122. 

  122. // CHECK:STDOUT:   %UInt.as.SubWith.impl.Op.call = sub i32 %a, %b, !dbg !82
    123. 

  123. // CHECK:STDOUT:   ret i32 %UInt.as.SubWith.impl.Op.call, !dbg !83
    124. 

  124. // CHECK:STDOUT: }
    125. 

  125. // CHECK:STDOUT:
    126. 

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

  127. // CHECK:STDOUT: define i16 @_Cdiv_i16.Main(i16 %a, i16 %b) #0 !dbg !84 {
    128. 

  128. // CHECK:STDOUT: entry:
    129. 

  129. // CHECK:STDOUT:   %Int.as.DivWith.impl.Op.call = sdiv i16 %a, %b, !dbg !91
    130. 

  130. // CHECK:STDOUT:   ret i16 %Int.as.DivWith.impl.Op.call, !dbg !92
    131. 

  131. // CHECK:STDOUT: }
    132. 

  132. // CHECK:STDOUT:
    133. 

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

  134. // CHECK:STDOUT: define i16 @_Cdiv_u16.Main(i16 %a, i16 %b) #0 !dbg !93 {
    135. 

  135. // CHECK:STDOUT: entry:
    136. 

  136. // CHECK:STDOUT:   %UInt.as.DivWith.impl.Op.call = udiv i16 %a, %b, !dbg !100
    137. 

  137. // CHECK:STDOUT:   ret i16 %UInt.as.DivWith.impl.Op.call, !dbg !101
    138. 

  138. // CHECK:STDOUT: }
    139. 

  139. // CHECK:STDOUT:
    140. 

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

  141. // CHECK:STDOUT:
    142. 

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

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

  144. // CHECK:STDOUT:
    145. 

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

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

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

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

  149. // CHECK:STDOUT: !4 = distinct !DISubprogram(name: "add_i32", linkageName: "_Cadd_i32.Main", scope: null, file: !3, line: 16, type: !5, spFlags: DISPFlagDefinition, unit: !2, retainedNodes: !8)
    150. 

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

  151. // CHECK:STDOUT: !6 = !{!7, !7, !7}
    152. 

  152. // CHECK:STDOUT: !7 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)
    153. 

  153. // CHECK:STDOUT: !8 = !{!9, !10}
    154. 

  154. // CHECK:STDOUT: !9 = !DILocalVariable(arg: 1, scope: !4, type: !7)
    155. 

  155. // CHECK:STDOUT: !10 = !DILocalVariable(arg: 2, scope: !4, type: !7)
    156. 

  156. // CHECK:STDOUT: !11 = !DILocation(line: 16, column: 44, scope: !4)
    157. 

  157. // CHECK:STDOUT: !12 = !DILocation(line: 16, column: 37, scope: !4)
    158. 

  158. // CHECK:STDOUT: !13 = distinct !DISubprogram(name: "add_u32", linkageName: "_Cadd_u32.Main", scope: null, file: !3, line: 17, type: !14, spFlags: DISPFlagDefinition, unit: !2, retainedNodes: !17)
    159. 

  159. // CHECK:STDOUT: !14 = !DISubroutineType(types: !15)
    160. 

  160. // CHECK:STDOUT: !15 = !{!16, !16, !16}
    161. 

  161. // CHECK:STDOUT: !16 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_unsigned)
    162. 

  162. // CHECK:STDOUT: !17 = !{!18, !19}
    163. 

  163. // CHECK:STDOUT: !18 = !DILocalVariable(arg: 1, scope: !13, type: !16)
    164. 

  164. // CHECK:STDOUT: !19 = !DILocalVariable(arg: 2, scope: !13, type: !16)
    165. 

  165. // CHECK:STDOUT: !20 = !DILocation(line: 17, column: 44, scope: !13)
    166. 

  166. // CHECK:STDOUT: !21 = !DILocation(line: 17, column: 37, scope: !13)
    167. 

  167. // CHECK:STDOUT: !22 = distinct !DISubprogram(name: "div_i32", linkageName: "_Cdiv_i32.Main", scope: null, file: !3, line: 19, type: !5, spFlags: DISPFlagDefinition, unit: !2, retainedNodes: !23)
    168. 

  168. // CHECK:STDOUT: !23 = !{!24, !25}
    169. 

  169. // CHECK:STDOUT: !24 = !DILocalVariable(arg: 1, scope: !22, type: !7)
    170. 

  170. // CHECK:STDOUT: !25 = !DILocalVariable(arg: 2, scope: !22, type: !7)
    171. 

  171. // CHECK:STDOUT: !26 = !DILocation(line: 19, column: 44, scope: !22)
    172. 

  172. // CHECK:STDOUT: !27 = !DILocation(line: 19, column: 37, scope: !22)
    173. 

  173. // CHECK:STDOUT: !28 = distinct !DISubprogram(name: "div_u32", linkageName: "_Cdiv_u32.Main", scope: null, file: !3, line: 20, type: !14, spFlags: DISPFlagDefinition, unit: !2, retainedNodes: !29)
    174. 

  174. // CHECK:STDOUT: !29 = !{!30, !31}
    175. 

  175. // CHECK:STDOUT: !30 = !DILocalVariable(arg: 1, scope: !28, type: !16)
    176. 

  176. // CHECK:STDOUT: !31 = !DILocalVariable(arg: 2, scope: !28, type: !16)
    177. 

  177. // CHECK:STDOUT: !32 = !DILocation(line: 20, column: 44, scope: !28)
    178. 

  178. // CHECK:STDOUT: !33 = !DILocation(line: 20, column: 37, scope: !28)
    179. 

  179. // CHECK:STDOUT: !34 = distinct !DISubprogram(name: "mod_i32", linkageName: "_Cmod_i32.Main", scope: null, file: !3, line: 22, type: !5, spFlags: DISPFlagDefinition, unit: !2, retainedNodes: !35)
    180. 

  180. // CHECK:STDOUT: !35 = !{!36, !37}
    181. 

  181. // CHECK:STDOUT: !36 = !DILocalVariable(arg: 1, scope: !34, type: !7)
    182. 

  182. // CHECK:STDOUT: !37 = !DILocalVariable(arg: 2, scope: !34, type: !7)
    183. 

  183. // CHECK:STDOUT: !38 = !DILocation(line: 22, column: 44, scope: !34)
    184. 

  184. // CHECK:STDOUT: !39 = !DILocation(line: 22, column: 37, scope: !34)
    185. 

  185. // CHECK:STDOUT: !40 = distinct !DISubprogram(name: "mod_u32", linkageName: "_Cmod_u32.Main", scope: null, file: !3, line: 23, type: !14, spFlags: DISPFlagDefinition, unit: !2, retainedNodes: !41)
    186. 

  186. // CHECK:STDOUT: !41 = !{!42, !43}
    187. 

  187. // CHECK:STDOUT: !42 = !DILocalVariable(arg: 1, scope: !40, type: !16)
    188. 

  188. // CHECK:STDOUT: !43 = !DILocalVariable(arg: 2, scope: !40, type: !16)
    189. 

  189. // CHECK:STDOUT: !44 = !DILocation(line: 23, column: 44, scope: !40)
    190. 

  190. // CHECK:STDOUT: !45 = !DILocation(line: 23, column: 37, scope: !40)
    191. 

  191. // CHECK:STDOUT: !46 = distinct !DISubprogram(name: "mul_i32", linkageName: "_Cmul_i32.Main", scope: null, file: !3, line: 25, type: !5, spFlags: DISPFlagDefinition, unit: !2, retainedNodes: !47)
    192. 

  192. // CHECK:STDOUT: !47 = !{!48, !49}
    193. 

  193. // CHECK:STDOUT: !48 = !DILocalVariable(arg: 1, scope: !46, type: !7)
    194. 

  194. // CHECK:STDOUT: !49 = !DILocalVariable(arg: 2, scope: !46, type: !7)
    195. 

  195. // CHECK:STDOUT: !50 = !DILocation(line: 25, column: 44, scope: !46)
    196. 

  196. // CHECK:STDOUT: !51 = !DILocation(line: 25, column: 37, scope: !46)
    197. 

  197. // CHECK:STDOUT: !52 = distinct !DISubprogram(name: "mul_u32", linkageName: "_Cmul_u32.Main", scope: null, file: !3, line: 26, type: !14, spFlags: DISPFlagDefinition, unit: !2, retainedNodes: !53)
    198. 

  198. // CHECK:STDOUT: !53 = !{!54, !55}
    199. 

  199. // CHECK:STDOUT: !54 = !DILocalVariable(arg: 1, scope: !52, type: !16)
    200. 

  200. // CHECK:STDOUT: !55 = !DILocalVariable(arg: 2, scope: !52, type: !16)
    201. 

  201. // CHECK:STDOUT: !56 = !DILocation(line: 26, column: 44, scope: !52)
    202. 

  202. // CHECK:STDOUT: !57 = !DILocation(line: 26, column: 37, scope: !52)
    203. 

  203. // CHECK:STDOUT: !58 = distinct !DISubprogram(name: "neg_i32", linkageName: "_Cneg_i32.Main", scope: null, file: !3, line: 28, type: !59, spFlags: DISPFlagDefinition, unit: !2, retainedNodes: !61)
    204. 

  204. // CHECK:STDOUT: !59 = !DISubroutineType(types: !60)
    205. 

  205. // CHECK:STDOUT: !60 = !{!7, !7}
    206. 

  206. // CHECK:STDOUT: !61 = !{!62}
    207. 

  207. // CHECK:STDOUT: !62 = !DILocalVariable(arg: 1, scope: !58, type: !7)
    208. 

  208. // CHECK:STDOUT: !63 = !DILocation(line: 28, column: 36, scope: !58)
    209. 

  209. // CHECK:STDOUT: !64 = !DILocation(line: 28, column: 29, scope: !58)
    210. 

  210. // CHECK:STDOUT: !65 = distinct !DISubprogram(name: "neg_u32", linkageName: "_Cneg_u32.Main", scope: null, file: !3, line: 29, type: !66, spFlags: DISPFlagDefinition, unit: !2, retainedNodes: !68)
    211. 

  211. // CHECK:STDOUT: !66 = !DISubroutineType(types: !67)
    212. 

  212. // CHECK:STDOUT: !67 = !{!16, !16}
    213. 

  213. // CHECK:STDOUT: !68 = !{!69}
    214. 

  214. // CHECK:STDOUT: !69 = !DILocalVariable(arg: 1, scope: !65, type: !16)
    215. 

  215. // CHECK:STDOUT: !70 = !DILocation(line: 29, column: 36, scope: !65)
    216. 

  216. // CHECK:STDOUT: !71 = !DILocation(line: 29, column: 29, scope: !65)
    217. 

  217. // CHECK:STDOUT: !72 = distinct !DISubprogram(name: "sub_i32", linkageName: "_Csub_i32.Main", scope: null, file: !3, line: 31, type: !5, spFlags: DISPFlagDefinition, unit: !2, retainedNodes: !73)
    218. 

  218. // CHECK:STDOUT: !73 = !{!74, !75}
    219. 

  219. // CHECK:STDOUT: !74 = !DILocalVariable(arg: 1, scope: !72, type: !7)
    220. 

  220. // CHECK:STDOUT: !75 = !DILocalVariable(arg: 2, scope: !72, type: !7)
    221. 

  221. // CHECK:STDOUT: !76 = !DILocation(line: 31, column: 44, scope: !72)
    222. 

  222. // CHECK:STDOUT: !77 = !DILocation(line: 31, column: 37, scope: !72)
    223. 

  223. // CHECK:STDOUT: !78 = distinct !DISubprogram(name: "sub_u32", linkageName: "_Csub_u32.Main", scope: null, file: !3, line: 32, type: !14, spFlags: DISPFlagDefinition, unit: !2, retainedNodes: !79)
    224. 

  224. // CHECK:STDOUT: !79 = !{!80, !81}
    225. 

  225. // CHECK:STDOUT: !80 = !DILocalVariable(arg: 1, scope: !78, type: !16)
    226. 

  226. // CHECK:STDOUT: !81 = !DILocalVariable(arg: 2, scope: !78, type: !16)
    227. 

  227. // CHECK:STDOUT: !82 = !DILocation(line: 32, column: 44, scope: !78)
    228. 

  228. // CHECK:STDOUT: !83 = !DILocation(line: 32, column: 37, scope: !78)
    229. 

  229. // CHECK:STDOUT: !84 = distinct !DISubprogram(name: "div_i16", linkageName: "_Cdiv_i16.Main", scope: null, file: !3, line: 36, type: !85, spFlags: DISPFlagDefinition, unit: !2, retainedNodes: !88)
    230. 

  230. // CHECK:STDOUT: !85 = !DISubroutineType(types: !86)
    231. 

  231. // CHECK:STDOUT: !86 = !{!87, !87, !87}
    232. 

  232. // CHECK:STDOUT: !87 = !DIBasicType(name: "int", size: 16, encoding: DW_ATE_signed)
    233. 

  233. // CHECK:STDOUT: !88 = !{!89, !90}
    234. 

  234. // CHECK:STDOUT: !89 = !DILocalVariable(arg: 1, scope: !84, type: !87)
    235. 

  235. // CHECK:STDOUT: !90 = !DILocalVariable(arg: 2, scope: !84, type: !87)
    236. 

  236. // CHECK:STDOUT: !91 = !DILocation(line: 36, column: 44, scope: !84)
    237. 

  237. // CHECK:STDOUT: !92 = !DILocation(line: 36, column: 37, scope: !84)
    238. 

  238. // CHECK:STDOUT: !93 = distinct !DISubprogram(name: "div_u16", linkageName: "_Cdiv_u16.Main", scope: null, file: !3, line: 37, type: !94, spFlags: DISPFlagDefinition, unit: !2, retainedNodes: !97)
    239. 

  239. // CHECK:STDOUT: !94 = !DISubroutineType(types: !95)
    240. 

  240. // CHECK:STDOUT: !95 = !{!96, !96, !96}
    241. 

  241. // CHECK:STDOUT: !96 = !DIBasicType(name: "int", size: 16, encoding: DW_ATE_unsigned)
    242. 

  242. // CHECK:STDOUT: !97 = !{!98, !99}
    243. 

  243. // CHECK:STDOUT: !98 = !DILocalVariable(arg: 1, scope: !93, type: !96)
    244. 

  244. // CHECK:STDOUT: !99 = !DILocalVariable(arg: 2, scope: !93, type: !96)
    245. 

  245. // CHECK:STDOUT: !100 = !DILocation(line: 37, column: 44, scope: !93)
    246. 

  246. // CHECK:STDOUT: !101 = !DILocation(line: 37, column: 37, scope: !93)
    247.