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fail_numeric_literal_overflow.carbon

fail_numeric_literal_overflow.carbon 7.9 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/basics/fail_numeric_literal_overflow.carbon
    8. 

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

  9. // TIP:   bazel run //toolchain/testing:file_test -- --dump_output --file_tests=toolchain/check/testdata/basics/fail_numeric_literal_overflow.carbon
    10. 

  10. 

  11. // CHECK:STDERR: fail_numeric_literal_overflow.carbon:[[@LINE+4]]:1: error: integer value 39999999999999999993 too large for type `i32` [IntTooLargeForType]
    12. 

  12. // CHECK:STDERR: let a: i32 = 39999999999999999993;
    13. 

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

  14. // CHECK:STDERR:
    15. 

  15. let a: i32 = 39999999999999999993;
    16. 

  16. 

  17. // CHECK:STDERR: fail_numeric_literal_overflow.carbon:[[@LINE+4]]:1: error: integer value 2147483648 too large for type `i32` [IntTooLargeForType]
    18. 

  18. // CHECK:STDERR: let b: i32 = 2_147_483_648;
    19. 

  19. // CHECK:STDERR: ^~~~~~~~~~~~~~~~~~~~~~~~~~~
    20. 

  20. // CHECK:STDERR:
    21. 

  21. let b: i32 = 2_147_483_648;
    22. 

  22. 

  23. // CHECK:STDERR: fail_numeric_literal_overflow.carbon:[[@LINE+4]]:1: error: integer value 2147483648 too large for type `i32` [IntTooLargeForType]
    24. 

  24. // CHECK:STDERR: let c: i32 = 0x8000_0000;
    25. 

  25. // CHECK:STDERR: ^~~~~~~~~~~~~~~~~~~~~~~~~
    26. 

  26. // CHECK:STDERR:
    27. 

  27. let c: i32 = 0x8000_0000;
    28. 

  28. 

  29. // CHECK:STDERR: fail_numeric_literal_overflow.carbon:[[@LINE+4]]:14: error: real mantissa with value 399999999999999999930 does not fit in i64 [RealMantissaTooLargeForI64]
    30. 

  30. // CHECK:STDERR: let d: f64 = 39999999999999999993.0e3;
    31. 

  31. // CHECK:STDERR:              ^~~~~~~~~~~~~~~~~~~~~~~~
    32. 

  32. // CHECK:STDERR:
    33. 

  33. let d: f64 = 39999999999999999993.0e3;
    34. 

  34. 

  35. // CHECK:STDERR: fail_numeric_literal_overflow.carbon:[[@LINE+3]]:14: error: real exponent with value 39999999999999999992 does not fit in i64 [RealExponentTooLargeForI64]
    36. 

  36. // CHECK:STDERR: let e: f64 = 5.0e39999999999999999993;
    37. 

  37. // CHECK:STDERR:              ^~~~~~~~~~~~~~~~~~~~~~~~
    38. 

  38. let e: f64 = 5.0e39999999999999999993;
    39. 

  39. 

  40. // CHECK:STDOUT: --- fail_numeric_literal_overflow.carbon
    41. 

  41. // CHECK:STDOUT:
    42. 

  42. // CHECK:STDOUT: constants {
    43. 

  43. // CHECK:STDOUT:   %int_32: Core.IntLiteral = int_value 32 [template]
    44. 

  44. // CHECK:STDOUT:   %i32: type = class_type @Int, @Int(%int_32) [template]
    45. 

  45. // CHECK:STDOUT:   %int_39999999999999999993.af6: Core.IntLiteral = int_value 39999999999999999993 [template]
    46. 

  46. // CHECK:STDOUT:   %Convert.type.cd1: type = fn_type @Convert.1, @ImplicitAs(%i32) [template]
    47. 

  47. // CHECK:STDOUT:   %impl_witness.5b0: <witness> = impl_witness (imports.%import_ref.723), @impl.1(%int_32) [template]
    48. 

  48. // CHECK:STDOUT:   %Convert.type.466: type = fn_type @Convert.2, @impl.1(%int_32) [template]
    49. 

  49. // CHECK:STDOUT:   %Convert.925: %Convert.type.466 = struct_value () [template]
    50. 

  50. // CHECK:STDOUT:   %Convert.bound.212: <bound method> = bound_method %int_39999999999999999993.af6, %Convert.925 [template]
    51. 

  51. // CHECK:STDOUT:   %Convert.specific_fn.e77: <specific function> = specific_function %Convert.bound.212, @Convert.2(%int_32) [template]
    52. 

  52. // CHECK:STDOUT:   %int_39999999999999999993.2c0: %i32 = int_value 39999999999999999993 [template]
    53. 

  53. // CHECK:STDOUT:   %int_2147483648.1db: Core.IntLiteral = int_value 2147483648 [template]
    54. 

  54. // CHECK:STDOUT:   %Convert.bound.dbd: <bound method> = bound_method %int_2147483648.1db, %Convert.925 [template]
    55. 

  55. // CHECK:STDOUT:   %Convert.specific_fn.b90: <specific function> = specific_function %Convert.bound.dbd, @Convert.2(%int_32) [template]
    56. 

  56. // CHECK:STDOUT:   %int_2147483648.928: %i32 = int_value 2147483648 [template]
    57. 

  57. // CHECK:STDOUT: }
    58. 

  58. // CHECK:STDOUT:
    59. 

  59. // CHECK:STDOUT: imports {
    60. 

  60. // CHECK:STDOUT:   %Core: <namespace> = namespace file.%Core.import, [template] {
    61. 

  61. // CHECK:STDOUT:     .Int = %import_ref.187
    62. 

  62. // CHECK:STDOUT:     .ImplicitAs = %import_ref.a69
    63. 

  63. // CHECK:STDOUT:     .Float = %import_ref.20bd
    64. 

  64. // CHECK:STDOUT:     import Core//prelude
    65. 

  65. // CHECK:STDOUT:     import Core//prelude/...
    66. 

  66. // CHECK:STDOUT:   }
    67. 

  67. // CHECK:STDOUT: }
    68. 

  68. // CHECK:STDOUT:
    69. 

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

  70. // CHECK:STDOUT:   package: <namespace> = namespace [template] {
    71. 

  71. // CHECK:STDOUT:     .Core = imports.%Core
    72. 

  72. // CHECK:STDOUT:     .a = @__global_init.%a
    73. 

  73. // CHECK:STDOUT:     .b = @__global_init.%b
    74. 

  74. // CHECK:STDOUT:     .c = @__global_init.%c
    75. 

  75. // CHECK:STDOUT:     .d = @__global_init.%d
    76. 

  76. // CHECK:STDOUT:     .e = @__global_init.%e
    77. 

  77. // CHECK:STDOUT:   }
    78. 

  78. // CHECK:STDOUT:   %Core.import = import Core
    79. 

  79. // CHECK:STDOUT: }
    80. 

  80. // CHECK:STDOUT:
    81. 

  81. // CHECK:STDOUT: fn @__global_init() {
    82. 

  82. // CHECK:STDOUT: !entry:
    83. 

  83. // CHECK:STDOUT:   %int_39999999999999999993: Core.IntLiteral = int_value 39999999999999999993 [template = constants.%int_39999999999999999993.af6]
    84. 

  84. // CHECK:STDOUT:   %impl.elem0.loc15: %Convert.type.cd1 = impl_witness_access constants.%impl_witness.5b0, element0 [template = constants.%Convert.925]
    85. 

  85. // CHECK:STDOUT:   %Convert.bound.loc15: <bound method> = bound_method %int_39999999999999999993, %impl.elem0.loc15 [template = constants.%Convert.bound.212]
    86. 

  86. // CHECK:STDOUT:   %Convert.specific_fn.loc15: <specific function> = specific_function %Convert.bound.loc15, @Convert.2(constants.%int_32) [template = constants.%Convert.specific_fn.e77]
    87. 

  87. // CHECK:STDOUT:   %int.convert_checked.loc15: init %i32 = call %Convert.specific_fn.loc15(%int_39999999999999999993) [template = constants.%int_39999999999999999993.2c0]
    88. 

  88. // CHECK:STDOUT:   %.loc15_34.1: %i32 = value_of_initializer %int.convert_checked.loc15 [template = constants.%int_39999999999999999993.2c0]
    89. 

  89. // CHECK:STDOUT:   %.loc15_34.2: %i32 = converted %int_39999999999999999993, %.loc15_34.1 [template = constants.%int_39999999999999999993.2c0]
    90. 

  90. // CHECK:STDOUT:   %a: %i32 = bind_name a, %.loc15_34.2
    91. 

  91. // CHECK:STDOUT:   %int_2147483648.loc21: Core.IntLiteral = int_value 2147483648 [template = constants.%int_2147483648.1db]
    92. 

  92. // CHECK:STDOUT:   %impl.elem0.loc21: %Convert.type.cd1 = impl_witness_access constants.%impl_witness.5b0, element0 [template = constants.%Convert.925]
    93. 

  93. // CHECK:STDOUT:   %Convert.bound.loc21: <bound method> = bound_method %int_2147483648.loc21, %impl.elem0.loc21 [template = constants.%Convert.bound.dbd]
    94. 

  94. // CHECK:STDOUT:   %Convert.specific_fn.loc21: <specific function> = specific_function %Convert.bound.loc21, @Convert.2(constants.%int_32) [template = constants.%Convert.specific_fn.b90]
    95. 

  95. // CHECK:STDOUT:   %int.convert_checked.loc21: init %i32 = call %Convert.specific_fn.loc21(%int_2147483648.loc21) [template = constants.%int_2147483648.928]
    96. 

  96. // CHECK:STDOUT:   %.loc21_27.1: %i32 = value_of_initializer %int.convert_checked.loc21 [template = constants.%int_2147483648.928]
    97. 

  97. // CHECK:STDOUT:   %.loc21_27.2: %i32 = converted %int_2147483648.loc21, %.loc21_27.1 [template = constants.%int_2147483648.928]
    98. 

  98. // CHECK:STDOUT:   %b: %i32 = bind_name b, %.loc21_27.2
    99. 

  99. // CHECK:STDOUT:   %int_2147483648.loc27: Core.IntLiteral = int_value 2147483648 [template = constants.%int_2147483648.1db]
    100. 

  100. // CHECK:STDOUT:   %impl.elem0.loc27: %Convert.type.cd1 = impl_witness_access constants.%impl_witness.5b0, element0 [template = constants.%Convert.925]
    101. 

  101. // CHECK:STDOUT:   %Convert.bound.loc27: <bound method> = bound_method %int_2147483648.loc27, %impl.elem0.loc27 [template = constants.%Convert.bound.dbd]
    102. 

  102. // CHECK:STDOUT:   %Convert.specific_fn.loc27: <specific function> = specific_function %Convert.bound.loc27, @Convert.2(constants.%int_32) [template = constants.%Convert.specific_fn.b90]
    103. 

  103. // CHECK:STDOUT:   %int.convert_checked.loc27: init %i32 = call %Convert.specific_fn.loc27(%int_2147483648.loc27) [template = constants.%int_2147483648.928]
    104. 

  104. // CHECK:STDOUT:   %.loc27_25.1: %i32 = value_of_initializer %int.convert_checked.loc27 [template = constants.%int_2147483648.928]
    105. 

  105. // CHECK:STDOUT:   %.loc27_25.2: %i32 = converted %int_2147483648.loc27, %.loc27_25.1 [template = constants.%int_2147483648.928]
    106. 

  106. // CHECK:STDOUT:   %c: %i32 = bind_name c, %.loc27_25.2
    107. 

  107. // CHECK:STDOUT:   %d: f64 = bind_name d, <error>
    108. 

  108. // CHECK:STDOUT:   %e: f64 = bind_name e, <error>
    109. 

  109. // CHECK:STDOUT:   return
    110. 

  110. // CHECK:STDOUT: }
    111. 

  111. // CHECK:STDOUT:
    112.