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carbon-lang
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toolchain
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check
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testdata
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tuple
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access
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element_access.carbon

element_access.carbon 9.0 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. // AUTOUPDATE
    6. 

  6. // TIP: To test this file alone, run:
    7. 

  7. // TIP:   bazel test //toolchain/testing:file_test --test_arg=--file_tests=toolchain/check/testdata/tuple/access/element_access.carbon
    8. 

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

  9. // TIP:   bazel run //toolchain/testing:file_test -- --dump_output --file_tests=toolchain/check/testdata/tuple/access/element_access.carbon
    10. 

  10. 

  11. var a: (i32,) = (12,);
    12. 

  12. var b: (i32,) = a;
    13. 

  13. var c: i32 = b.0;
    14. 

  14. 

  15. // CHECK:STDOUT: --- element_access.carbon
    16. 

  16. // CHECK:STDOUT:
    17. 

  17. // CHECK:STDOUT: constants {
    18. 

  18. // CHECK:STDOUT:   %int_32: Core.IntLiteral = int_value 32 [concrete]
    19. 

  19. // CHECK:STDOUT:   %Int.type: type = generic_class_type @Int [concrete]
    20. 

  20. // CHECK:STDOUT:   %Int.generic: %Int.type = struct_value () [concrete]
    21. 

  21. // CHECK:STDOUT:   %i32: type = class_type @Int, @Int(%int_32) [concrete]
    22. 

  22. // CHECK:STDOUT:   %tuple.type.85c: type = tuple_type (type) [concrete]
    23. 

  23. // CHECK:STDOUT:   %tuple.type.a1c: type = tuple_type (%i32) [concrete]
    24. 

  24. // CHECK:STDOUT:   %pattern_type.b74: type = pattern_type %tuple.type.a1c [concrete]
    25. 

  25. // CHECK:STDOUT:   %int_12.6a3: Core.IntLiteral = int_value 12 [concrete]
    26. 

  26. // CHECK:STDOUT:   %tuple.type.985: type = tuple_type (Core.IntLiteral) [concrete]
    27. 

  27. // CHECK:STDOUT:   %ImplicitAs.type.cc7: type = generic_interface_type @ImplicitAs [concrete]
    28. 

  28. // CHECK:STDOUT:   %ImplicitAs.generic: %ImplicitAs.type.cc7 = struct_value () [concrete]
    29. 

  29. // CHECK:STDOUT:   %ImplicitAs.type.205: type = facet_type <@ImplicitAs, @ImplicitAs(%i32)> [concrete]
    30. 

  30. // CHECK:STDOUT:   %Convert.type.1b6: type = fn_type @Convert.1, @ImplicitAs(%i32) [concrete]
    31. 

  31. // CHECK:STDOUT:   %To.c80: Core.IntLiteral = bind_symbolic_name To, 0 [symbolic]
    32. 

  32. // CHECK:STDOUT:   %Convert.type.0f9: type = fn_type @Convert.2, @impl.4f9(%To.c80) [symbolic]
    33. 

  33. // CHECK:STDOUT:   %Convert.f06: %Convert.type.0f9 = struct_value () [symbolic]
    34. 

  34. // CHECK:STDOUT:   %ImplicitAs.impl_witness.c75: <witness> = impl_witness imports.%ImplicitAs.impl_witness_table.a2f, @impl.4f9(%int_32) [concrete]
    35. 

  35. // CHECK:STDOUT:   %Convert.type.035: type = fn_type @Convert.2, @impl.4f9(%int_32) [concrete]
    36. 

  36. // CHECK:STDOUT:   %Convert.956: %Convert.type.035 = struct_value () [concrete]
    37. 

  37. // CHECK:STDOUT:   %ImplicitAs.facet: %ImplicitAs.type.205 = facet_value Core.IntLiteral, (%ImplicitAs.impl_witness.c75) [concrete]
    38. 

  38. // CHECK:STDOUT:   %.9c3: type = fn_type_with_self_type %Convert.type.1b6, %ImplicitAs.facet [concrete]
    39. 

  39. // CHECK:STDOUT:   %Convert.bound: <bound method> = bound_method %int_12.6a3, %Convert.956 [concrete]
    40. 

  40. // CHECK:STDOUT:   %pattern_type.7ce: type = pattern_type %i32 [concrete]
    41. 

  41. // CHECK:STDOUT:   %Convert.specific_fn: <specific function> = specific_function %Convert.956, @Convert.2(%int_32) [concrete]
    42. 

  42. // CHECK:STDOUT:   %bound_method: <bound method> = bound_method %int_12.6a3, %Convert.specific_fn [concrete]
    43. 

  43. // CHECK:STDOUT:   %int_12.1e1: %i32 = int_value 12 [concrete]
    44. 

  44. // CHECK:STDOUT:   %tuple: %tuple.type.a1c = tuple_value (%int_12.1e1) [concrete]
    45. 

  45. // CHECK:STDOUT:   %int_0: Core.IntLiteral = int_value 0 [concrete]
    46. 

  46. // CHECK:STDOUT: }
    47. 

  47. // CHECK:STDOUT:
    48. 

  48. // CHECK:STDOUT: imports {
    49. 

  49. // CHECK:STDOUT:   %Core: <namespace> = namespace file.%Core.import, [concrete] {
    50. 

  50. // CHECK:STDOUT:     .Int = %Core.Int
    51. 

  51. // CHECK:STDOUT:     .ImplicitAs = %Core.ImplicitAs
    52. 

  52. // CHECK:STDOUT:     import Core//prelude
    53. 

  53. // CHECK:STDOUT:     import Core//prelude/...
    54. 

  54. // CHECK:STDOUT:   }
    55. 

  55. // CHECK:STDOUT:   %Core.Int: %Int.type = import_ref Core//prelude/types/int, Int, loaded [concrete = constants.%Int.generic]
    56. 

  56. // CHECK:STDOUT:   %Core.ImplicitAs: %ImplicitAs.type.cc7 = import_ref Core//prelude/operators/as, ImplicitAs, loaded [concrete = constants.%ImplicitAs.generic]
    57. 

  57. // CHECK:STDOUT:   %Core.import_ref.a5b: @impl.4f9.%Convert.type (%Convert.type.0f9) = import_ref Core//prelude/types/int, loc19_39, loaded [symbolic = @impl.4f9.%Convert (constants.%Convert.f06)]
    58. 

  58. // CHECK:STDOUT:   %ImplicitAs.impl_witness_table.a2f = impl_witness_table (%Core.import_ref.a5b), @impl.4f9 [concrete]
    59. 

  59. // CHECK:STDOUT: }
    60. 

  60. // CHECK:STDOUT:
    61. 

  61. // CHECK:STDOUT: file {
    62. 

  62. // CHECK:STDOUT:   package: <namespace> = namespace [concrete] {
    63. 

  63. // CHECK:STDOUT:     .Core = imports.%Core
    64. 

  64. // CHECK:STDOUT:     .a = %a
    65. 

  65. // CHECK:STDOUT:     .b = %b
    66. 

  66. // CHECK:STDOUT:     .c = %c
    67. 

  67. // CHECK:STDOUT:   }
    68. 

  68. // CHECK:STDOUT:   %Core.import = import Core
    69. 

  69. // CHECK:STDOUT:   name_binding_decl {
    70. 

  70. // CHECK:STDOUT:     %a.patt: %pattern_type.b74 = binding_pattern a [concrete]
    71. 

  71. // CHECK:STDOUT:     %a.var_patt: %pattern_type.b74 = var_pattern %a.patt [concrete]
    72. 

  72. // CHECK:STDOUT:   }
    73. 

  73. // CHECK:STDOUT:   %a.var: ref %tuple.type.a1c = var %a.var_patt [concrete]
    74. 

  74. // CHECK:STDOUT:   %.loc11_13.1: type = splice_block %.loc11_13.3 [concrete = constants.%tuple.type.a1c] {
    75. 

  75. // CHECK:STDOUT:     %int_32.loc11: Core.IntLiteral = int_value 32 [concrete = constants.%int_32]
    76. 

  76. // CHECK:STDOUT:     %i32.loc11: type = class_type @Int, @Int(constants.%int_32) [concrete = constants.%i32]
    77. 

  77. // CHECK:STDOUT:     %.loc11_13.2: %tuple.type.85c = tuple_literal (%i32.loc11)
    78. 

  78. // CHECK:STDOUT:     %.loc11_13.3: type = converted %.loc11_13.2, constants.%tuple.type.a1c [concrete = constants.%tuple.type.a1c]
    79. 

  79. // CHECK:STDOUT:   }
    80. 

  80. // CHECK:STDOUT:   %a: ref %tuple.type.a1c = bind_name a, %a.var
    81. 

  81. // CHECK:STDOUT:   name_binding_decl {
    82. 

  82. // CHECK:STDOUT:     %b.patt: %pattern_type.b74 = binding_pattern b [concrete]
    83. 

  83. // CHECK:STDOUT:     %b.var_patt: %pattern_type.b74 = var_pattern %b.patt [concrete]
    84. 

  84. // CHECK:STDOUT:   }
    85. 

  85. // CHECK:STDOUT:   %b.var: ref %tuple.type.a1c = var %b.var_patt [concrete]
    86. 

  86. // CHECK:STDOUT:   %.loc12_13.1: type = splice_block %.loc12_13.3 [concrete = constants.%tuple.type.a1c] {
    87. 

  87. // CHECK:STDOUT:     %int_32.loc12: Core.IntLiteral = int_value 32 [concrete = constants.%int_32]
    88. 

  88. // CHECK:STDOUT:     %i32.loc12: type = class_type @Int, @Int(constants.%int_32) [concrete = constants.%i32]
    89. 

  89. // CHECK:STDOUT:     %.loc12_13.2: %tuple.type.85c = tuple_literal (%i32.loc12)
    90. 

  90. // CHECK:STDOUT:     %.loc12_13.3: type = converted %.loc12_13.2, constants.%tuple.type.a1c [concrete = constants.%tuple.type.a1c]
    91. 

  91. // CHECK:STDOUT:   }
    92. 

  92. // CHECK:STDOUT:   %b: ref %tuple.type.a1c = bind_name b, %b.var
    93. 

  93. // CHECK:STDOUT:   name_binding_decl {
    94. 

  94. // CHECK:STDOUT:     %c.patt: %pattern_type.7ce = binding_pattern c [concrete]
    95. 

  95. // CHECK:STDOUT:     %c.var_patt: %pattern_type.7ce = var_pattern %c.patt [concrete]
    96. 

  96. // CHECK:STDOUT:   }
    97. 

  97. // CHECK:STDOUT:   %c.var: ref %i32 = var %c.var_patt [concrete]
    98. 

  98. // CHECK:STDOUT:   %.loc13: type = splice_block %i32.loc13 [concrete = constants.%i32] {
    99. 

  99. // CHECK:STDOUT:     %int_32.loc13: Core.IntLiteral = int_value 32 [concrete = constants.%int_32]
    100. 

  100. // CHECK:STDOUT:     %i32.loc13: type = class_type @Int, @Int(constants.%int_32) [concrete = constants.%i32]
    101. 

  101. // CHECK:STDOUT:   }
    102. 

  102. // CHECK:STDOUT:   %c: ref %i32 = bind_name c, %c.var
    103. 

  103. // CHECK:STDOUT: }
    104. 

  104. // CHECK:STDOUT:
    105. 

  105. // CHECK:STDOUT: fn @__global_init() {
    106. 

  106. // CHECK:STDOUT: !entry:
    107. 

  107. // CHECK:STDOUT:   %int_12: Core.IntLiteral = int_value 12 [concrete = constants.%int_12.6a3]
    108. 

  108. // CHECK:STDOUT:   %.loc11_21.1: %tuple.type.985 = tuple_literal (%int_12)
    109. 

  109. // CHECK:STDOUT:   %impl.elem0: %.9c3 = impl_witness_access constants.%ImplicitAs.impl_witness.c75, element0 [concrete = constants.%Convert.956]
    110. 

  110. // CHECK:STDOUT:   %bound_method.loc11_21.1: <bound method> = bound_method %int_12, %impl.elem0 [concrete = constants.%Convert.bound]
    111. 

  111. // CHECK:STDOUT:   %specific_fn: <specific function> = specific_function %impl.elem0, @Convert.2(constants.%int_32) [concrete = constants.%Convert.specific_fn]
    112. 

  112. // CHECK:STDOUT:   %bound_method.loc11_21.2: <bound method> = bound_method %int_12, %specific_fn [concrete = constants.%bound_method]
    113. 

  113. // CHECK:STDOUT:   %int.convert_checked: init %i32 = call %bound_method.loc11_21.2(%int_12) [concrete = constants.%int_12.1e1]
    114. 

  114. // CHECK:STDOUT:   %.loc11_21.2: init %i32 = converted %int_12, %int.convert_checked [concrete = constants.%int_12.1e1]
    115. 

  115. // CHECK:STDOUT:   %.loc11_21.3: init %tuple.type.a1c = tuple_init (%.loc11_21.2) to file.%a.var [concrete = constants.%tuple]
    116. 

  116. // CHECK:STDOUT:   %.loc11_1: init %tuple.type.a1c = converted %.loc11_21.1, %.loc11_21.3 [concrete = constants.%tuple]
    117. 

  117. // CHECK:STDOUT:   assign file.%a.var, %.loc11_1
    118. 

  118. // CHECK:STDOUT:   %a.ref: ref %tuple.type.a1c = name_ref a, file.%a
    119. 

  119. // CHECK:STDOUT:   %tuple.elem0.loc12: ref %i32 = tuple_access %a.ref, element0
    120. 

  120. // CHECK:STDOUT:   %.loc12_17.1: %i32 = bind_value %tuple.elem0.loc12
    121. 

  121. // CHECK:STDOUT:   %.loc12_17.2: init %tuple.type.a1c = tuple_init (%.loc12_17.1) to file.%b.var
    122. 

  122. // CHECK:STDOUT:   %.loc12_1: init %tuple.type.a1c = converted %a.ref, %.loc12_17.2
    123. 

  123. // CHECK:STDOUT:   assign file.%b.var, %.loc12_1
    124. 

  124. // CHECK:STDOUT:   %b.ref: ref %tuple.type.a1c = name_ref b, file.%b
    125. 

  125. // CHECK:STDOUT:   %int_0: Core.IntLiteral = int_value 0 [concrete = constants.%int_0]
    126. 

  126. // CHECK:STDOUT:   %tuple.elem0.loc13: ref %i32 = tuple_access %b.ref, element0
    127. 

  127. // CHECK:STDOUT:   %.loc13: %i32 = bind_value %tuple.elem0.loc13
    128. 

  128. // CHECK:STDOUT:   assign file.%c.var, %.loc13
    129. 

  129. // CHECK:STDOUT:   return
    130. 

  130. // CHECK:STDOUT: }
    131. 

  131. // CHECK:STDOUT:
    132.