using.carbon 7.2 KB

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  1. // Part of the Carbon Language project, under the Apache License v2.0 with LLVM
  2. // Exceptions. See /LICENSE for license information.
  3. // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
  4. //
  5. // INCLUDE-FILE: toolchain/testing/testdata/min_prelude/uint.carbon
  6. //
  7. // AUTOUPDATE
  8. // TIP: To test this file alone, run:
  9. // TIP: bazel test //toolchain/testing:file_test --test_arg=--file_tests=toolchain/check/testdata/interop/cpp/enum/using.carbon
  10. // TIP: To dump output, run:
  11. // TIP: bazel run //toolchain/testing:file_test -- --dump_output --file_tests=toolchain/check/testdata/interop/cpp/enum/using.carbon
  12. // --- enum.h
  13. enum class Color {Red, Blue, Green};
  14. using enum Color;
  15. class Zoo {
  16. public:
  17. enum class Animal { Cat, Dog, Horse };
  18. };
  19. using enum Zoo::Animal;
  20. // --- import_enum.carbon
  21. library "[[@TEST_NAME]]";
  22. // CHECK:STDERR: import_enum.carbon:[[@LINE+10]]:10: in file included here [InCppInclude]
  23. // CHECK:STDERR: ./enum.h:5:7: warning: using enum declaration is a C++20 extension [CppInteropParseWarning]
  24. // CHECK:STDERR: 5 | using enum Color;
  25. // CHECK:STDERR: | ^
  26. // CHECK:STDERR:
  27. // CHECK:STDERR: import_enum.carbon:[[@LINE+5]]:10: in file included here [InCppInclude]
  28. // CHECK:STDERR: ./enum.h:12:7: warning: using enum declaration is a C++20 extension [CppInteropParseWarning]
  29. // CHECK:STDERR: 12 | using enum Zoo::Animal;
  30. // CHECK:STDERR: | ^
  31. // CHECK:STDERR:
  32. import Cpp library "enum.h";
  33. //@dump-sem-ir-begin
  34. fn F() {
  35. let col : Cpp.Color = Cpp.Color.Red;
  36. let colb : Cpp.Color = Cpp.Blue;
  37. let pet : Cpp.Zoo.Animal = Cpp.Zoo.Animal.Cat;
  38. let pet2 : Cpp.Zoo.Animal = Cpp.Dog;
  39. }
  40. //@dump-sem-ir-end
  41. // CHECK:STDOUT: --- import_enum.carbon
  42. // CHECK:STDOUT:
  43. // CHECK:STDOUT: constants {
  44. // CHECK:STDOUT: %F.type: type = fn_type @F [concrete]
  45. // CHECK:STDOUT: %F: %F.type = struct_value () [concrete]
  46. // CHECK:STDOUT: %Color: type = class_type @Color [concrete]
  47. // CHECK:STDOUT: %pattern_type.839: type = pattern_type %Color [concrete]
  48. // CHECK:STDOUT: %int_0.40a: %Color = int_value 0 [concrete]
  49. // CHECK:STDOUT: %int_1.a8e: %Color = int_value 1 [concrete]
  50. // CHECK:STDOUT: %Zoo: type = class_type @Zoo [concrete]
  51. // CHECK:STDOUT: %Animal: type = class_type @Animal [concrete]
  52. // CHECK:STDOUT: %pattern_type.d9d: type = pattern_type %Animal [concrete]
  53. // CHECK:STDOUT: %int_0.83f: %Animal = int_value 0 [concrete]
  54. // CHECK:STDOUT: %int_1.afa: %Animal = int_value 1 [concrete]
  55. // CHECK:STDOUT: }
  56. // CHECK:STDOUT:
  57. // CHECK:STDOUT: imports {
  58. // CHECK:STDOUT: %Cpp: <namespace> = namespace file.%Cpp.import_cpp, [concrete] {
  59. // CHECK:STDOUT: .Color = %Color.decl
  60. // CHECK:STDOUT: .Blue = %int_1.a8e
  61. // CHECK:STDOUT: .Zoo = %Zoo.decl
  62. // CHECK:STDOUT: .Dog = %int_1.afa
  63. // CHECK:STDOUT: import Cpp//...
  64. // CHECK:STDOUT: }
  65. // CHECK:STDOUT: %Color.decl: type = class_decl @Color [concrete = constants.%Color] {} {}
  66. // CHECK:STDOUT: %int_0.40a: %Color = int_value 0 [concrete = constants.%int_0.40a]
  67. // CHECK:STDOUT: %int_1.a8e: %Color = int_value 1 [concrete = constants.%int_1.a8e]
  68. // CHECK:STDOUT: %Zoo.decl: type = class_decl @Zoo [concrete = constants.%Zoo] {} {}
  69. // CHECK:STDOUT: %Animal.decl: type = class_decl @Animal [concrete = constants.%Animal] {} {}
  70. // CHECK:STDOUT: %int_0.83f: %Animal = int_value 0 [concrete = constants.%int_0.83f]
  71. // CHECK:STDOUT: %int_1.afa: %Animal = int_value 1 [concrete = constants.%int_1.afa]
  72. // CHECK:STDOUT: }
  73. // CHECK:STDOUT:
  74. // CHECK:STDOUT: file {
  75. // CHECK:STDOUT: %F.decl: %F.type = fn_decl @F [concrete = constants.%F] {} {}
  76. // CHECK:STDOUT: }
  77. // CHECK:STDOUT:
  78. // CHECK:STDOUT: fn @F() {
  79. // CHECK:STDOUT: !entry:
  80. // CHECK:STDOUT: name_binding_decl {
  81. // CHECK:STDOUT: %col.patt: %pattern_type.839 = value_binding_pattern col [concrete]
  82. // CHECK:STDOUT: }
  83. // CHECK:STDOUT: %Cpp.ref.loc18_25: <namespace> = name_ref Cpp, imports.%Cpp [concrete = imports.%Cpp]
  84. // CHECK:STDOUT: %Color.ref.loc18_28: type = name_ref Color, imports.%Color.decl [concrete = constants.%Color]
  85. // CHECK:STDOUT: %Red.ref: %Color = name_ref Red, imports.%int_0.40a [concrete = constants.%int_0.40a]
  86. // CHECK:STDOUT: %.loc18: type = splice_block %Color.ref.loc18_16 [concrete = constants.%Color] {
  87. // CHECK:STDOUT: %Cpp.ref.loc18_13: <namespace> = name_ref Cpp, imports.%Cpp [concrete = imports.%Cpp]
  88. // CHECK:STDOUT: %Color.ref.loc18_16: type = name_ref Color, imports.%Color.decl [concrete = constants.%Color]
  89. // CHECK:STDOUT: }
  90. // CHECK:STDOUT: %col: %Color = value_binding col, %Red.ref
  91. // CHECK:STDOUT: name_binding_decl {
  92. // CHECK:STDOUT: %colb.patt: %pattern_type.839 = value_binding_pattern colb [concrete]
  93. // CHECK:STDOUT: }
  94. // CHECK:STDOUT: %Cpp.ref.loc19_26: <namespace> = name_ref Cpp, imports.%Cpp [concrete = imports.%Cpp]
  95. // CHECK:STDOUT: %Blue.ref: %Color = name_ref Blue, imports.%int_1.a8e [concrete = constants.%int_1.a8e]
  96. // CHECK:STDOUT: %.loc19: type = splice_block %Color.ref.loc19 [concrete = constants.%Color] {
  97. // CHECK:STDOUT: %Cpp.ref.loc19_14: <namespace> = name_ref Cpp, imports.%Cpp [concrete = imports.%Cpp]
  98. // CHECK:STDOUT: %Color.ref.loc19: type = name_ref Color, imports.%Color.decl [concrete = constants.%Color]
  99. // CHECK:STDOUT: }
  100. // CHECK:STDOUT: %colb: %Color = value_binding colb, %Blue.ref
  101. // CHECK:STDOUT: name_binding_decl {
  102. // CHECK:STDOUT: %pet.patt: %pattern_type.d9d = value_binding_pattern pet [concrete]
  103. // CHECK:STDOUT: }
  104. // CHECK:STDOUT: %Cpp.ref.loc20_30: <namespace> = name_ref Cpp, imports.%Cpp [concrete = imports.%Cpp]
  105. // CHECK:STDOUT: %Zoo.ref.loc20_33: type = name_ref Zoo, imports.%Zoo.decl [concrete = constants.%Zoo]
  106. // CHECK:STDOUT: %Animal.ref.loc20_37: type = name_ref Animal, imports.%Animal.decl [concrete = constants.%Animal]
  107. // CHECK:STDOUT: %Cat.ref: %Animal = name_ref Cat, imports.%int_0.83f [concrete = constants.%int_0.83f]
  108. // CHECK:STDOUT: %.loc20: type = splice_block %Animal.ref.loc20_20 [concrete = constants.%Animal] {
  109. // CHECK:STDOUT: %Cpp.ref.loc20_13: <namespace> = name_ref Cpp, imports.%Cpp [concrete = imports.%Cpp]
  110. // CHECK:STDOUT: %Zoo.ref.loc20_16: type = name_ref Zoo, imports.%Zoo.decl [concrete = constants.%Zoo]
  111. // CHECK:STDOUT: %Animal.ref.loc20_20: type = name_ref Animal, imports.%Animal.decl [concrete = constants.%Animal]
  112. // CHECK:STDOUT: }
  113. // CHECK:STDOUT: %pet: %Animal = value_binding pet, %Cat.ref
  114. // CHECK:STDOUT: name_binding_decl {
  115. // CHECK:STDOUT: %pet2.patt: %pattern_type.d9d = value_binding_pattern pet2 [concrete]
  116. // CHECK:STDOUT: }
  117. // CHECK:STDOUT: %Cpp.ref.loc21_31: <namespace> = name_ref Cpp, imports.%Cpp [concrete = imports.%Cpp]
  118. // CHECK:STDOUT: %Dog.ref: %Animal = name_ref Dog, imports.%int_1.afa [concrete = constants.%int_1.afa]
  119. // CHECK:STDOUT: %.loc21: type = splice_block %Animal.ref.loc21 [concrete = constants.%Animal] {
  120. // CHECK:STDOUT: %Cpp.ref.loc21_14: <namespace> = name_ref Cpp, imports.%Cpp [concrete = imports.%Cpp]
  121. // CHECK:STDOUT: %Zoo.ref.loc21: type = name_ref Zoo, imports.%Zoo.decl [concrete = constants.%Zoo]
  122. // CHECK:STDOUT: %Animal.ref.loc21: type = name_ref Animal, imports.%Animal.decl [concrete = constants.%Animal]
  123. // CHECK:STDOUT: }
  124. // CHECK:STDOUT: %pet2: %Animal = value_binding pet2, %Dog.ref
  125. // CHECK:STDOUT: return
  126. // CHECK:STDOUT: }
  127. // CHECK:STDOUT: