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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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var
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import.carbon

import.carbon 9.3 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/var/import.carbon
    8. 

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

  9. // TIP:   bazel run //toolchain/testing:file_test -- --dump_output --file_tests=toolchain/lower/testdata/var/import.carbon
    10. 

  10. 

  11. // --- simple.carbon
    12. 

  12. 

  13. library "[[@TEST_NAME]]";
    14. 

  14. 

  15. var v: i32 = 42;
    16. 

  16. 

  17. // --- import_simple.carbon
    18. 

  18. 

  19. library "[[@TEST_NAME]]";
    20. 

  20. 

  21. import library "simple";
    22. 

  22. 

  23. fn Run() -> i32 {
    24. 

  24.   return v;
    25. 

  25. }
    26. 

  26. 

  27. // --- tuple_pattern.carbon
    28. 

  28. 

  29. library "[[@TEST_NAME]]";
    30. 

  30. 

  31. var (v: i32, w: i32) = (1, 2);
    32. 

  32. 

  33. let (x: i32, var y: i32) = (3, 4);
    34. 

  34. 

  35. var (_: i32, z: i32) = (5, 6);
    36. 

  36. 

  37. // --- import_tuple_pattern.carbon
    38. 

  38. 

  39. library "[[@TEST_NAME]]";
    40. 

  40. 

  41. import library "tuple_pattern";
    42. 

  42. 

  43. fn V() -> i32 { return v; }
    44. 

  44. fn W() -> i32 { return w; }
    45. 

  45. // TODO: Also test `x`. Right now, lowering a reference to an imported `let` asserts.
    46. 

  46. fn Y() -> i32 { return y; }
    47. 

  47. fn Z() -> i32 { return z; }
    48. 

  48. 

  49. // CHECK:STDOUT: ; ModuleID = 'simple.carbon'
    50. 

  50. // CHECK:STDOUT: source_filename = "simple.carbon"
    51. 

  51. // CHECK:STDOUT:
    52. 

  52. // CHECK:STDOUT: @_Cv.Main = global i32 0
    53. 

  53. // CHECK:STDOUT: @llvm.global_ctors = appending global [1 x { i32, ptr, ptr }] [{ i32, ptr, ptr } { i32 0, ptr @_C__global_init.Main, ptr null }]
    54. 

  54. // CHECK:STDOUT:
    55. 

  55. // CHECK:STDOUT: define void @_C__global_init.Main() !dbg !4 {
    56. 

  56. // CHECK:STDOUT: entry:
    57. 

  57. // CHECK:STDOUT:   store i32 42, ptr @_Cv.Main, align 4, !dbg !7
    58. 

  58. // CHECK:STDOUT:   ret void, !dbg !8
    59. 

  59. // CHECK:STDOUT: }
    60. 

  60. // CHECK:STDOUT:
    61. 

  61. // CHECK:STDOUT: !llvm.module.flags = !{!0, !1}
    62. 

  62. // CHECK:STDOUT: !llvm.dbg.cu = !{!2}
    63. 

  63. // CHECK:STDOUT:
    64. 

  64. // CHECK:STDOUT: !0 = !{i32 7, !"Dwarf Version", i32 5}
    65. 

  65. // CHECK:STDOUT: !1 = !{i32 2, !"Debug Info Version", i32 3}
    66. 

  66. // CHECK:STDOUT: !2 = distinct !DICompileUnit(language: DW_LANG_C, file: !3, producer: "carbon", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug)
    67. 

  67. // CHECK:STDOUT: !3 = !DIFile(filename: "simple.carbon", directory: "")
    68. 

  68. // CHECK:STDOUT: !4 = distinct !DISubprogram(name: "__global_init", linkageName: "_C__global_init.Main", scope: null, file: !3, type: !5, spFlags: DISPFlagDefinition, unit: !2)
    69. 

  69. // CHECK:STDOUT: !5 = !DISubroutineType(types: !6)
    70. 

  70. // CHECK:STDOUT: !6 = !{}
    71. 

  71. // CHECK:STDOUT: !7 = !DILocation(line: 4, column: 1, scope: !4)
    72. 

  72. // CHECK:STDOUT: !8 = !DILocation(line: 0, scope: !4)
    73. 

  73. // CHECK:STDOUT: ; ModuleID = 'import_simple.carbon'
    74. 

  74. // CHECK:STDOUT: source_filename = "import_simple.carbon"
    75. 

  75. // CHECK:STDOUT:
    76. 

  76. // CHECK:STDOUT: @_Cv.Main = external global i32
    77. 

  77. // CHECK:STDOUT:
    78. 

  78. // CHECK:STDOUT: define i32 @main() !dbg !4 {
    79. 

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

  80. // CHECK:STDOUT:   %.loc7 = load i32, ptr @_Cv.Main, align 4, !dbg !7
    81. 

  81. // CHECK:STDOUT:   ret i32 %.loc7, !dbg !8
    82. 

  82. // CHECK:STDOUT: }
    83. 

  83. // CHECK:STDOUT:
    84. 

  84. // CHECK:STDOUT: !llvm.module.flags = !{!0, !1}
    85. 

  85. // CHECK:STDOUT: !llvm.dbg.cu = !{!2}
    86. 

  86. // CHECK:STDOUT:
    87. 

  87. // CHECK:STDOUT: !0 = !{i32 7, !"Dwarf Version", i32 5}
    88. 

  88. // CHECK:STDOUT: !1 = !{i32 2, !"Debug Info Version", i32 3}
    89. 

  89. // CHECK:STDOUT: !2 = distinct !DICompileUnit(language: DW_LANG_C, file: !3, producer: "carbon", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug)
    90. 

  90. // CHECK:STDOUT: !3 = !DIFile(filename: "import_simple.carbon", directory: "")
    91. 

  91. // CHECK:STDOUT: !4 = distinct !DISubprogram(name: "Run", linkageName: "main", scope: null, file: !3, line: 6, type: !5, spFlags: DISPFlagDefinition, unit: !2)
    92. 

  92. // CHECK:STDOUT: !5 = !DISubroutineType(types: !6)
    93. 

  93. // CHECK:STDOUT: !6 = !{}
    94. 

  94. // CHECK:STDOUT: !7 = !DILocation(line: 7, column: 10, scope: !4)
    95. 

  95. // CHECK:STDOUT: !8 = !DILocation(line: 7, column: 3, scope: !4)
    96. 

  96. // CHECK:STDOUT: ; ModuleID = 'tuple_pattern.carbon'
    97. 

  97. // CHECK:STDOUT: source_filename = "tuple_pattern.carbon"
    98. 

  98. // CHECK:STDOUT:
    99. 

  99. // CHECK:STDOUT: @_Cv.Main = global { i32, i32 } zeroinitializer
    100. 

  100. // CHECK:STDOUT: @_Cy.Main = global i32 0
    101. 

  101. // CHECK:STDOUT: @_Cz.Main = global { i32, i32 } zeroinitializer
    102. 

  102. // CHECK:STDOUT: @tuple.21c.loc4_1 = internal constant { i32, i32 } { i32 1, i32 2 }
    103. 

  103. // CHECK:STDOUT: @tuple.092.loc8_1 = internal constant { i32, i32 } { i32 5, i32 6 }
    104. 

  104. // CHECK:STDOUT: @llvm.global_ctors = appending global [1 x { i32, ptr, ptr }] [{ i32, ptr, ptr } { i32 0, ptr @_C__global_init.Main, ptr null }]
    105. 

  105. // CHECK:STDOUT:
    106. 

  106. // CHECK:STDOUT: define void @_C__global_init.Main() !dbg !4 {
    107. 

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

  108. // CHECK:STDOUT:   call void @llvm.memcpy.p0.p0.i64(ptr align 4 @_Cv.Main, ptr align 4 @tuple.21c.loc4_1, i64 8, i1 false), !dbg !7
    109. 

  109. // CHECK:STDOUT:   store i32 4, ptr @_Cy.Main, align 4, !dbg !8
    110. 

  110. // CHECK:STDOUT:   call void @llvm.memcpy.p0.p0.i64(ptr align 4 @_Cz.Main, ptr align 4 @tuple.092.loc8_1, i64 8, i1 false), !dbg !9
    111. 

  111. // CHECK:STDOUT:   ret void, !dbg !10
    112. 

  112. // CHECK:STDOUT: }
    113. 

  113. // CHECK:STDOUT:
    114. 

  114. // CHECK:STDOUT: ; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: readwrite)
    115. 

  115. // CHECK:STDOUT: declare void @llvm.memcpy.p0.p0.i64(ptr noalias writeonly captures(none), ptr noalias readonly captures(none), i64, i1 immarg) #0
    116. 

  116. // CHECK:STDOUT:
    117. 

  117. // CHECK:STDOUT: ; uselistorder directives
    118. 

  118. // CHECK:STDOUT: uselistorder ptr @llvm.memcpy.p0.p0.i64, { 1, 0 }
    119. 

  119. // CHECK:STDOUT:
    120. 

  120. // CHECK:STDOUT: attributes #0 = { nocallback nofree nounwind willreturn memory(argmem: readwrite) }
    121. 

  121. // CHECK:STDOUT:
    122. 

  122. // CHECK:STDOUT: !llvm.module.flags = !{!0, !1}
    123. 

  123. // CHECK:STDOUT: !llvm.dbg.cu = !{!2}
    124. 

  124. // CHECK:STDOUT:
    125. 

  125. // CHECK:STDOUT: !0 = !{i32 7, !"Dwarf Version", i32 5}
    126. 

  126. // CHECK:STDOUT: !1 = !{i32 2, !"Debug Info Version", i32 3}
    127. 

  127. // CHECK:STDOUT: !2 = distinct !DICompileUnit(language: DW_LANG_C, file: !3, producer: "carbon", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug)
    128. 

  128. // CHECK:STDOUT: !3 = !DIFile(filename: "tuple_pattern.carbon", directory: "")
    129. 

  129. // CHECK:STDOUT: !4 = distinct !DISubprogram(name: "__global_init", linkageName: "_C__global_init.Main", scope: null, file: !3, type: !5, spFlags: DISPFlagDefinition, unit: !2)
    130. 

  130. // CHECK:STDOUT: !5 = !DISubroutineType(types: !6)
    131. 

  131. // CHECK:STDOUT: !6 = !{}
    132. 

  132. // CHECK:STDOUT: !7 = !DILocation(line: 4, column: 1, scope: !4)
    133. 

  133. // CHECK:STDOUT: !8 = !DILocation(line: 6, column: 14, scope: !4)
    134. 

  134. // CHECK:STDOUT: !9 = !DILocation(line: 8, column: 1, scope: !4)
    135. 

  135. // CHECK:STDOUT: !10 = !DILocation(line: 0, scope: !4)
    136. 

  136. // CHECK:STDOUT: ; ModuleID = 'import_tuple_pattern.carbon'
    137. 

  137. // CHECK:STDOUT: source_filename = "import_tuple_pattern.carbon"
    138. 

  138. // CHECK:STDOUT:
    139. 

  139. // CHECK:STDOUT: @_Cv.Main = external global { i32, i32 }
    140. 

  140. // CHECK:STDOUT: @_Cy.Main = external global i32
    141. 

  141. // CHECK:STDOUT: @_Cz.Main = external global { i32, i32 }
    142. 

  142. // CHECK:STDOUT:
    143. 

  143. // CHECK:STDOUT: define i32 @_CV.Main() !dbg !4 {
    144. 

  144. // CHECK:STDOUT: entry:
    145. 

  145. // CHECK:STDOUT:   %.loc6 = load i32, ptr @_Cv.Main, align 4, !dbg !7
    146. 

  146. // CHECK:STDOUT:   ret i32 %.loc6, !dbg !8
    147. 

  147. // CHECK:STDOUT: }
    148. 

  148. // CHECK:STDOUT:
    149. 

  149. // CHECK:STDOUT: define i32 @_CW.Main() !dbg !9 {
    150. 

  150. // CHECK:STDOUT: entry:
    151. 

  151. // CHECK:STDOUT:   %.loc7 = load i32, ptr getelementptr inbounds nuw ({ i32, i32 }, ptr @_Cv.Main, i32 0, i32 1), align 4, !dbg !10
    152. 

  152. // CHECK:STDOUT:   ret i32 %.loc7, !dbg !11
    153. 

  153. // CHECK:STDOUT: }
    154. 

  154. // CHECK:STDOUT:
    155. 

  155. // CHECK:STDOUT: define i32 @_CY.Main() !dbg !12 {
    156. 

  156. // CHECK:STDOUT: entry:
    157. 

  157. // CHECK:STDOUT:   %.loc9 = load i32, ptr @_Cy.Main, align 4, !dbg !13
    158. 

  158. // CHECK:STDOUT:   ret i32 %.loc9, !dbg !14
    159. 

  159. // CHECK:STDOUT: }
    160. 

  160. // CHECK:STDOUT:
    161. 

  161. // CHECK:STDOUT: define i32 @_CZ.Main() !dbg !15 {
    162. 

  162. // CHECK:STDOUT: entry:
    163. 

  163. // CHECK:STDOUT:   %.loc10 = load i32, ptr getelementptr inbounds nuw ({ i32, i32 }, ptr @_Cz.Main, i32 0, i32 1), align 4, !dbg !16
    164. 

  164. // CHECK:STDOUT:   ret i32 %.loc10, !dbg !17
    165. 

  165. // CHECK:STDOUT: }
    166. 

  166. // CHECK:STDOUT:
    167. 

  167. // CHECK:STDOUT: ; uselistorder directives
    168. 

  168. // CHECK:STDOUT: uselistorder ptr @_Cv.Main, { 1, 0 }
    169. 

  169. // CHECK:STDOUT:
    170. 

  170. // CHECK:STDOUT: !llvm.module.flags = !{!0, !1}
    171. 

  171. // CHECK:STDOUT: !llvm.dbg.cu = !{!2}
    172. 

  172. // CHECK:STDOUT:
    173. 

  173. // CHECK:STDOUT: !0 = !{i32 7, !"Dwarf Version", i32 5}
    174. 

  174. // CHECK:STDOUT: !1 = !{i32 2, !"Debug Info Version", i32 3}
    175. 

  175. // CHECK:STDOUT: !2 = distinct !DICompileUnit(language: DW_LANG_C, file: !3, producer: "carbon", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug)
    176. 

  176. // CHECK:STDOUT: !3 = !DIFile(filename: "import_tuple_pattern.carbon", directory: "")
    177. 

  177. // CHECK:STDOUT: !4 = distinct !DISubprogram(name: "V", linkageName: "_CV.Main", scope: null, file: !3, line: 6, type: !5, spFlags: DISPFlagDefinition, unit: !2)
    178. 

  178. // CHECK:STDOUT: !5 = !DISubroutineType(types: !6)
    179. 

  179. // CHECK:STDOUT: !6 = !{}
    180. 

  180. // CHECK:STDOUT: !7 = !DILocation(line: 6, column: 24, scope: !4)
    181. 

  181. // CHECK:STDOUT: !8 = !DILocation(line: 6, column: 17, scope: !4)
    182. 

  182. // CHECK:STDOUT: !9 = distinct !DISubprogram(name: "W", linkageName: "_CW.Main", scope: null, file: !3, line: 7, type: !5, spFlags: DISPFlagDefinition, unit: !2)
    183. 

  183. // CHECK:STDOUT: !10 = !DILocation(line: 7, column: 24, scope: !9)
    184. 

  184. // CHECK:STDOUT: !11 = !DILocation(line: 7, column: 17, scope: !9)
    185. 

  185. // CHECK:STDOUT: !12 = distinct !DISubprogram(name: "Y", linkageName: "_CY.Main", scope: null, file: !3, line: 9, type: !5, spFlags: DISPFlagDefinition, unit: !2)
    186. 

  186. // CHECK:STDOUT: !13 = !DILocation(line: 9, column: 24, scope: !12)
    187. 

  187. // CHECK:STDOUT: !14 = !DILocation(line: 9, column: 17, scope: !12)
    188. 

  188. // CHECK:STDOUT: !15 = distinct !DISubprogram(name: "Z", linkageName: "_CZ.Main", scope: null, file: !3, line: 10, type: !5, spFlags: DISPFlagDefinition, unit: !2)
    189. 

  189. // CHECK:STDOUT: !16 = !DILocation(line: 10, column: 24, scope: !15)
    190. 

  190. // CHECK:STDOUT: !17 = !DILocation(line: 10, column: 17, scope: !15)
    191.