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carbon-lang
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check
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let
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generic.carbon

generic.carbon 7.4 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. // INCLUDE-FILE: toolchain/testing/testdata/min_prelude/int.carbon
    6. 

  6. // TODO: Add ranges and switch to "--dump-sem-ir-ranges=only".
    7. 

  7. // EXTRA-ARGS: --dump-sem-ir-ranges=if-present
    8. 

  8. //
    9. 

  9. // AUTOUPDATE
    10. 

  10. // TIP: To test this file alone, run:
    11. 

  11. // TIP:   bazel test //toolchain/testing:file_test --test_arg=--file_tests=toolchain/check/testdata/let/generic.carbon
    12. 

  12. // TIP: To dump output, run:
    13. 

  13. // TIP:   bazel run //toolchain/testing:file_test -- --dump_output --file_tests=toolchain/check/testdata/let/generic.carbon
    14. 

  14. 

  15. fn F() {
    16. 

  16.   let T:! type = i32;
    17. 

  17.   var p: T*;
    18. 

  18.   let a: T = *p;
    19. 

  19. }
    20. 

  20. 

  21. // CHECK:STDOUT: --- generic.carbon
    22. 

  22. // CHECK:STDOUT:
    23. 

  23. // CHECK:STDOUT: constants {
    24. 

  24. // CHECK:STDOUT:   %F.type: type = fn_type @F [concrete]
    25. 

  25. // CHECK:STDOUT:   %empty_tuple.type: type = tuple_type () [concrete]
    26. 

  26. // CHECK:STDOUT:   %F: %F.type = struct_value () [concrete]
    27. 

  27. // CHECK:STDOUT:   %type: type = facet_type <type> [concrete]
    28. 

  28. // CHECK:STDOUT:   %.Self: %type = symbolic_binding .Self [symbolic_self]
    29. 

  29. // CHECK:STDOUT:   %T: type = symbolic_binding T, 0 [symbolic]
    30. 

  30. // CHECK:STDOUT:   %pattern_type.98f: type = pattern_type type [concrete]
    31. 

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

  32. // CHECK:STDOUT:   %Int.type: type = generic_class_type @Int [concrete]
    33. 

  33. // CHECK:STDOUT:   %Int.generic: %Int.type = struct_value () [concrete]
    34. 

  34. // CHECK:STDOUT:   %i32: type = class_type @Int, @Int(%int_32) [concrete]
    35. 

  35. // CHECK:STDOUT:   %ptr: type = ptr_type %T [symbolic]
    36. 

  36. // CHECK:STDOUT:   %pattern_type.a60: type = pattern_type %ptr [symbolic]
    37. 

  37. // CHECK:STDOUT:   %pattern_type.e68: type = pattern_type %T [symbolic]
    38. 

  38. // CHECK:STDOUT:   %Destroy.type: type = facet_type <@Destroy> [concrete]
    39. 

  39. // CHECK:STDOUT:   %Destroy.Op.type: type = fn_type @Destroy.Op [concrete]
    40. 

  40. // CHECK:STDOUT:   %type_where: type = facet_type <type where .Self impls <CanDestroy>> [concrete]
    41. 

  41. // CHECK:STDOUT:   %DestroyT: %type_where = symbolic_binding DestroyT, 0 [symbolic]
    42. 

  42. // CHECK:STDOUT:   %DestroyT.binding.as_type.as.Destroy.impl.Op.type.15c: type = fn_type @DestroyT.binding.as_type.as.Destroy.impl.Op, @DestroyT.binding.as_type.as.Destroy.impl(%DestroyT) [symbolic]
    43. 

  43. // CHECK:STDOUT:   %DestroyT.binding.as_type.as.Destroy.impl.Op.fd5: %DestroyT.binding.as_type.as.Destroy.impl.Op.type.15c = struct_value () [symbolic]
    44. 

  44. // CHECK:STDOUT:   %facet_value: %type_where = facet_value %ptr, () [symbolic]
    45. 

  45. // CHECK:STDOUT:   %Destroy.impl_witness.60c: <witness> = impl_witness imports.%Destroy.impl_witness_table, @DestroyT.binding.as_type.as.Destroy.impl(%facet_value) [symbolic]
    46. 

  46. // CHECK:STDOUT:   %DestroyT.binding.as_type.as.Destroy.impl.Op.type.e46: type = fn_type @DestroyT.binding.as_type.as.Destroy.impl.Op, @DestroyT.binding.as_type.as.Destroy.impl(%facet_value) [symbolic]
    47. 

  47. // CHECK:STDOUT:   %DestroyT.binding.as_type.as.Destroy.impl.Op.9ef: %DestroyT.binding.as_type.as.Destroy.impl.Op.type.e46 = struct_value () [symbolic]
    48. 

  48. // CHECK:STDOUT:   %Destroy.facet: %Destroy.type = facet_value %ptr, (%Destroy.impl_witness.60c) [symbolic]
    49. 

  49. // CHECK:STDOUT:   %.17f: type = fn_type_with_self_type %Destroy.Op.type, %Destroy.facet [symbolic]
    50. 

  50. // CHECK:STDOUT:   %DestroyT.binding.as_type.as.Destroy.impl.Op.specific_fn: <specific function> = specific_function %DestroyT.binding.as_type.as.Destroy.impl.Op.9ef, @DestroyT.binding.as_type.as.Destroy.impl.Op(%facet_value) [symbolic]
    51. 

  51. // CHECK:STDOUT: }
    52. 

  52. // CHECK:STDOUT:
    53. 

  53. // CHECK:STDOUT: imports {
    54. 

  54. // CHECK:STDOUT:   %Core: <namespace> = namespace file.%Core.import, [concrete] {
    55. 

  55. // CHECK:STDOUT:     .Int = %Core.Int
    56. 

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

  57. // CHECK:STDOUT:     import Core//prelude
    58. 

  58. // CHECK:STDOUT:     import Core//prelude/...
    59. 

  59. // CHECK:STDOUT:   }
    60. 

  60. // CHECK:STDOUT:   %Core.Int: %Int.type = import_ref Core//prelude/parts/int, Int, loaded [concrete = constants.%Int.generic]
    61. 

  61. // CHECK:STDOUT:   %Core.Destroy: type = import_ref Core//prelude/parts/destroy, Destroy, loaded [concrete = constants.%Destroy.type]
    62. 

  62. // CHECK:STDOUT:   %Core.import_ref.5c4: @DestroyT.binding.as_type.as.Destroy.impl.%DestroyT.binding.as_type.as.Destroy.impl.Op.type (%DestroyT.binding.as_type.as.Destroy.impl.Op.type.15c) = import_ref Core//prelude/parts/destroy, loc{{\d+_\d+}}, loaded [symbolic = @DestroyT.binding.as_type.as.Destroy.impl.%DestroyT.binding.as_type.as.Destroy.impl.Op (constants.%DestroyT.binding.as_type.as.Destroy.impl.Op.fd5)]
    63. 

  63. // CHECK:STDOUT:   %Destroy.impl_witness_table = impl_witness_table (%Core.import_ref.5c4), @DestroyT.binding.as_type.as.Destroy.impl [concrete]
    64. 

  64. // CHECK:STDOUT: }
    65. 

  65. // CHECK:STDOUT:
    66. 

  66. // CHECK:STDOUT: file {
    67. 

  67. // CHECK:STDOUT:   package: <namespace> = namespace [concrete] {
    68. 

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

  69. // CHECK:STDOUT:     .F = %F.decl
    70. 

  70. // CHECK:STDOUT:   }
    71. 

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

  72. // CHECK:STDOUT:   %F.decl: %F.type = fn_decl @F [concrete = constants.%F] {} {}
    73. 

  73. // CHECK:STDOUT: }
    74. 

  74. // CHECK:STDOUT:
    75. 

  75. // CHECK:STDOUT: fn @F() {
    76. 

  76. // CHECK:STDOUT: !entry:
    77. 

  77. // CHECK:STDOUT:   name_binding_decl {
    78. 

  78. // CHECK:STDOUT:     %T.patt: %pattern_type.98f = symbolic_binding_pattern T, 0 [concrete]
    79. 

  79. // CHECK:STDOUT:   }
    80. 

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

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

  82. // CHECK:STDOUT:   %.Self: %type = symbolic_binding .Self [symbolic_self = constants.%.Self]
    83. 

  83. // CHECK:STDOUT:   %T: type = symbolic_binding T, 0, %i32 [symbolic = constants.%T]
    84. 

  84. // CHECK:STDOUT:   name_binding_decl {
    85. 

  85. // CHECK:STDOUT:     %p.patt: %pattern_type.a60 = ref_binding_pattern p [concrete]
    86. 

  86. // CHECK:STDOUT:     %p.var_patt: %pattern_type.a60 = var_pattern %p.patt [concrete]
    87. 

  87. // CHECK:STDOUT:   }
    88. 

  88. // CHECK:STDOUT:   %p.var: ref %ptr = var %p.var_patt
    89. 

  89. // CHECK:STDOUT:   %.loc17: type = splice_block %ptr [symbolic = constants.%ptr] {
    90. 

  90. // CHECK:STDOUT:     %T.ref.loc17: type = name_ref T, %T [symbolic = constants.%T]
    91. 

  91. // CHECK:STDOUT:     %ptr: type = ptr_type %T.ref.loc17 [symbolic = constants.%ptr]
    92. 

  92. // CHECK:STDOUT:   }
    93. 

  93. // CHECK:STDOUT:   %p: ref %ptr = ref_binding p, %p.var
    94. 

  94. // CHECK:STDOUT:   name_binding_decl {
    95. 

  95. // CHECK:STDOUT:     %a.patt: %pattern_type.e68 = value_binding_pattern a [concrete]
    96. 

  96. // CHECK:STDOUT:   }
    97. 

  97. // CHECK:STDOUT:   %p.ref: ref %ptr = name_ref p, %p
    98. 

  98. // CHECK:STDOUT:   %.loc18_15: %ptr = acquire_value %p.ref
    99. 

  99. // CHECK:STDOUT:   %.loc18_14.1: ref %T = deref %.loc18_15
    100. 

  100. // CHECK:STDOUT:   %T.ref.loc18: type = name_ref T, %T [symbolic = constants.%T]
    101. 

  101. // CHECK:STDOUT:   %.loc18_14.2: %T = acquire_value %.loc18_14.1
    102. 

  102. // CHECK:STDOUT:   %a: %T = value_binding a, %.loc18_14.2
    103. 

  103. // CHECK:STDOUT:   %impl.elem0: %.17f = impl_witness_access constants.%Destroy.impl_witness.60c, element0 [symbolic = constants.%DestroyT.binding.as_type.as.Destroy.impl.Op.9ef]
    104. 

  104. // CHECK:STDOUT:   %bound_method.loc17_3.1: <bound method> = bound_method %p.var, %impl.elem0
    105. 

  105. // CHECK:STDOUT:   %specific_fn: <specific function> = specific_function %impl.elem0, @DestroyT.binding.as_type.as.Destroy.impl.Op(constants.%facet_value) [symbolic = constants.%DestroyT.binding.as_type.as.Destroy.impl.Op.specific_fn]
    106. 

  106. // CHECK:STDOUT:   %bound_method.loc17_3.2: <bound method> = bound_method %p.var, %specific_fn
    107. 

  107. // CHECK:STDOUT:   %DestroyT.binding.as_type.as.Destroy.impl.Op.call: init %empty_tuple.type = call %bound_method.loc17_3.2(%p.var)
    108. 

  108. // CHECK:STDOUT:   return
    109. 

  109. // CHECK:STDOUT: }
    110. 

  110. // CHECK:STDOUT:
    111.