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carbon-lang
/
toolchain
/
check
/
testdata
/
tuple
/
access
/
fail_out_of_bound_access.carbon

fail_out_of_bound_access.carbon 8.0 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/check/testdata/tuple/access/fail_out_of_bound_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/fail_out_of_bound_access.carbon
    10. 

  10. 

  11. var a: (i32, i32) = (12, 6);
    12. 

  12. // CHECK:STDERR: fail_out_of_bound_access.carbon:[[@LINE+4]]:14: error: tuple element index `2` is past the end of type `(i32, i32)` [TupleIndexOutOfBounds]
    13. 

  13. // CHECK:STDERR: var b: i32 = a.2;
    14. 

  14. // CHECK:STDERR:              ^~~
    15. 

  15. // CHECK:STDERR:
    16. 

  16. var b: i32 = a.2;
    17. 

  17. 

  18. // CHECK:STDOUT: --- fail_out_of_bound_access.carbon
    19. 

  19. // CHECK:STDOUT:
    20. 

  20. // CHECK:STDOUT: constants {
    21. 

  21. // CHECK:STDOUT:   %int_32: Core.IntLiteral = int_value 32 [concrete]
    22. 

  22. // CHECK:STDOUT:   %i32: type = class_type @Int, @Int(%int_32) [concrete]
    23. 

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

  24. // CHECK:STDOUT:   %tuple.type.d07: type = tuple_type (%i32, %i32) [concrete]
    25. 

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

  26. // CHECK:STDOUT:   %int_6.462: Core.IntLiteral = int_value 6 [concrete]
    27. 

  27. // CHECK:STDOUT:   %tuple.type.f94: type = tuple_type (Core.IntLiteral, Core.IntLiteral) [concrete]
    28. 

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

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

  30. // CHECK:STDOUT:   %impl_witness.d39: <witness> = impl_witness (imports.%Core.import_ref.a5b), @impl.1(%int_32) [concrete]
    31. 

  31. // CHECK:STDOUT:   %Convert.type.035: type = fn_type @Convert.2, @impl.1(%int_32) [concrete]
    32. 

  32. // CHECK:STDOUT:   %Convert.956: %Convert.type.035 = struct_value () [concrete]
    33. 

  33. // CHECK:STDOUT:   %ImplicitAs.facet: %ImplicitAs.type.205 = facet_value Core.IntLiteral, %impl_witness.d39 [concrete]
    34. 

  34. // CHECK:STDOUT:   %.a0b: type = fn_type_with_self_type %Convert.type.1b6, %ImplicitAs.facet [concrete]
    35. 

  35. // CHECK:STDOUT:   %Convert.bound.221: <bound method> = bound_method %int_12.6a3, %Convert.956 [concrete]
    36. 

  36. // CHECK:STDOUT:   %Convert.specific_fn.9a9: <specific function> = specific_function %Convert.bound.221, @Convert.2(%int_32) [concrete]
    37. 

  37. // CHECK:STDOUT:   %int_12.1e1: %i32 = int_value 12 [concrete]
    38. 

  38. // CHECK:STDOUT:   %Convert.bound.ce9: <bound method> = bound_method %int_6.462, %Convert.956 [concrete]
    39. 

  39. // CHECK:STDOUT:   %Convert.specific_fn.631: <specific function> = specific_function %Convert.bound.ce9, @Convert.2(%int_32) [concrete]
    40. 

  40. // CHECK:STDOUT:   %int_6.e56: %i32 = int_value 6 [concrete]
    41. 

  41. // CHECK:STDOUT:   %tuple: %tuple.type.d07 = tuple_value (%int_12.1e1, %int_6.e56) [concrete]
    42. 

  42. // CHECK:STDOUT:   %int_2: Core.IntLiteral = int_value 2 [concrete]
    43. 

  43. // CHECK:STDOUT: }
    44. 

  44. // CHECK:STDOUT:
    45. 

  45. // CHECK:STDOUT: imports {
    46. 

  46. // CHECK:STDOUT:   %Core: <namespace> = namespace file.%Core.import, [concrete] {
    47. 

  47. // CHECK:STDOUT:     .Int = %Core.Int
    48. 

  48. // CHECK:STDOUT:     .ImplicitAs = %Core.ImplicitAs
    49. 

  49. // CHECK:STDOUT:     import Core//prelude
    50. 

  50. // CHECK:STDOUT:     import Core//prelude/...
    51. 

  51. // CHECK:STDOUT:   }
    52. 

  52. // CHECK:STDOUT: }
    53. 

  53. // CHECK:STDOUT:
    54. 

  54. // CHECK:STDOUT: file {
    55. 

  55. // CHECK:STDOUT:   package: <namespace> = namespace [concrete] {
    56. 

  56. // CHECK:STDOUT:     .Core = imports.%Core
    57. 

  57. // CHECK:STDOUT:     .a = %a
    58. 

  58. // CHECK:STDOUT:     .b = %b
    59. 

  59. // CHECK:STDOUT:   }
    60. 

  60. // CHECK:STDOUT:   %Core.import = import Core
    61. 

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

  62. // CHECK:STDOUT:     %a.patt: %tuple.type.d07 = binding_pattern a
    63. 

  63. // CHECK:STDOUT:     %.loc11_1: %tuple.type.d07 = var_pattern %a.patt
    64. 

  64. // CHECK:STDOUT:   }
    65. 

  65. // CHECK:STDOUT:   %a.var: ref %tuple.type.d07 = var a
    66. 

  66. // CHECK:STDOUT:   %.loc11_17.1: type = splice_block %.loc11_17.3 [concrete = constants.%tuple.type.d07] {
    67. 

  67. // CHECK:STDOUT:     %int_32.loc11_9: Core.IntLiteral = int_value 32 [concrete = constants.%int_32]
    68. 

  68. // CHECK:STDOUT:     %i32.loc11_9: type = class_type @Int, @Int(constants.%int_32) [concrete = constants.%i32]
    69. 

  69. // CHECK:STDOUT:     %int_32.loc11_14: Core.IntLiteral = int_value 32 [concrete = constants.%int_32]
    70. 

  70. // CHECK:STDOUT:     %i32.loc11_14: type = class_type @Int, @Int(constants.%int_32) [concrete = constants.%i32]
    71. 

  71. // CHECK:STDOUT:     %.loc11_17.2: %tuple.type.24b = tuple_literal (%i32.loc11_9, %i32.loc11_14)
    72. 

  72. // CHECK:STDOUT:     %.loc11_17.3: type = converted %.loc11_17.2, constants.%tuple.type.d07 [concrete = constants.%tuple.type.d07]
    73. 

  73. // CHECK:STDOUT:   }
    74. 

  74. // CHECK:STDOUT:   %a: ref %tuple.type.d07 = bind_name a, %a.var
    75. 

  75. // CHECK:STDOUT:   name_binding_decl {
    76. 

  76. // CHECK:STDOUT:     %b.patt: %i32 = binding_pattern b
    77. 

  77. // CHECK:STDOUT:     %.loc16_1: %i32 = var_pattern %b.patt
    78. 

  78. // CHECK:STDOUT:   }
    79. 

  79. // CHECK:STDOUT:   %b.var: ref %i32 = var b
    80. 

  80. // CHECK:STDOUT:   %.loc16_8: type = splice_block %i32.loc16 [concrete = constants.%i32] {
    81. 

  81. // CHECK:STDOUT:     %int_32.loc16: Core.IntLiteral = int_value 32 [concrete = constants.%int_32]
    82. 

  82. // CHECK:STDOUT:     %i32.loc16: type = class_type @Int, @Int(constants.%int_32) [concrete = constants.%i32]
    83. 

  83. // CHECK:STDOUT:   }
    84. 

  84. // CHECK:STDOUT:   %b: ref %i32 = bind_name b, %b.var
    85. 

  85. // CHECK:STDOUT: }
    86. 

  86. // CHECK:STDOUT:
    87. 

  87. // CHECK:STDOUT: fn @__global_init() {
    88. 

  88. // CHECK:STDOUT: !entry:
    89. 

  89. // CHECK:STDOUT:   %int_12: Core.IntLiteral = int_value 12 [concrete = constants.%int_12.6a3]
    90. 

  90. // CHECK:STDOUT:   %int_6: Core.IntLiteral = int_value 6 [concrete = constants.%int_6.462]
    91. 

  91. // CHECK:STDOUT:   %.loc11_27.1: %tuple.type.f94 = tuple_literal (%int_12, %int_6)
    92. 

  92. // CHECK:STDOUT:   %impl.elem0.loc11_27.1: %.a0b = impl_witness_access constants.%impl_witness.d39, element0 [concrete = constants.%Convert.956]
    93. 

  93. // CHECK:STDOUT:   %bound_method.loc11_27.1: <bound method> = bound_method %int_12, %impl.elem0.loc11_27.1 [concrete = constants.%Convert.bound.221]
    94. 

  94. // CHECK:STDOUT:   %specific_fn.loc11_27.1: <specific function> = specific_function %bound_method.loc11_27.1, @Convert.2(constants.%int_32) [concrete = constants.%Convert.specific_fn.9a9]
    95. 

  95. // CHECK:STDOUT:   %int.convert_checked.loc11_27.1: init %i32 = call %specific_fn.loc11_27.1(%int_12) [concrete = constants.%int_12.1e1]
    96. 

  96. // CHECK:STDOUT:   %.loc11_27.2: init %i32 = converted %int_12, %int.convert_checked.loc11_27.1 [concrete = constants.%int_12.1e1]
    97. 

  97. // CHECK:STDOUT:   %tuple.elem0: ref %i32 = tuple_access file.%a.var, element0
    98. 

  98. // CHECK:STDOUT:   %.loc11_27.3: init %i32 = initialize_from %.loc11_27.2 to %tuple.elem0 [concrete = constants.%int_12.1e1]
    99. 

  99. // CHECK:STDOUT:   %impl.elem0.loc11_27.2: %.a0b = impl_witness_access constants.%impl_witness.d39, element0 [concrete = constants.%Convert.956]
    100. 

  100. // CHECK:STDOUT:   %bound_method.loc11_27.2: <bound method> = bound_method %int_6, %impl.elem0.loc11_27.2 [concrete = constants.%Convert.bound.ce9]
    101. 

  101. // CHECK:STDOUT:   %specific_fn.loc11_27.2: <specific function> = specific_function %bound_method.loc11_27.2, @Convert.2(constants.%int_32) [concrete = constants.%Convert.specific_fn.631]
    102. 

  102. // CHECK:STDOUT:   %int.convert_checked.loc11_27.2: init %i32 = call %specific_fn.loc11_27.2(%int_6) [concrete = constants.%int_6.e56]
    103. 

  103. // CHECK:STDOUT:   %.loc11_27.4: init %i32 = converted %int_6, %int.convert_checked.loc11_27.2 [concrete = constants.%int_6.e56]
    104. 

  104. // CHECK:STDOUT:   %tuple.elem1: ref %i32 = tuple_access file.%a.var, element1
    105. 

  105. // CHECK:STDOUT:   %.loc11_27.5: init %i32 = initialize_from %.loc11_27.4 to %tuple.elem1 [concrete = constants.%int_6.e56]
    106. 

  106. // CHECK:STDOUT:   %.loc11_27.6: init %tuple.type.d07 = tuple_init (%.loc11_27.3, %.loc11_27.5) to file.%a.var [concrete = constants.%tuple]
    107. 

  107. // CHECK:STDOUT:   %.loc11_1: init %tuple.type.d07 = converted %.loc11_27.1, %.loc11_27.6 [concrete = constants.%tuple]
    108. 

  108. // CHECK:STDOUT:   assign file.%a.var, %.loc11_1
    109. 

  109. // CHECK:STDOUT:   %a.ref: ref %tuple.type.d07 = name_ref a, file.%a
    110. 

  110. // CHECK:STDOUT:   %int_2: Core.IntLiteral = int_value 2 [concrete = constants.%int_2]
    111. 

  111. // CHECK:STDOUT:   assign file.%b.var, <error>
    112. 

  112. // CHECK:STDOUT:   return
    113. 

  113. // CHECK:STDOUT: }
    114. 

  114. // CHECK:STDOUT:
    115.