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array_vs_tuple.carbon

array_vs_tuple.carbon 14 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/array/array_vs_tuple.carbon
    8. 

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

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

  10. 

  11. fn G() {
    12. 

  12.   // These should have two different constant values.
    13. 

  13.   var a: [i32; 3] = (1, 2, 3);
    14. 

  14.   var b: (i32, i32, i32) = (1, 2, 3);
    15. 

  15. }
    16. 

  16. 

  17. // CHECK:STDOUT: --- array_vs_tuple.carbon
    18. 

  18. // CHECK:STDOUT:
    19. 

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

  20. // CHECK:STDOUT:   %G.type: type = fn_type @G [concrete]
    21. 

  21. // CHECK:STDOUT:   %G: %G.type = struct_value () [concrete]
    22. 

  22. // CHECK:STDOUT:   %int_32: Core.IntLiteral = int_value 32 [concrete]
    23. 

  23. // CHECK:STDOUT:   %i32: type = class_type @Int, @Int(%int_32) [concrete]
    24. 

  24. // CHECK:STDOUT:   %int_3.1ba: Core.IntLiteral = int_value 3 [concrete]
    25. 

  25. // CHECK:STDOUT:   %array_type: type = array_type %int_3.1ba, %i32 [concrete]
    26. 

  26. // CHECK:STDOUT:   %int_1.5b8: Core.IntLiteral = int_value 1 [concrete]
    27. 

  27. // CHECK:STDOUT:   %int_2.ecc: Core.IntLiteral = int_value 2 [concrete]
    28. 

  28. // CHECK:STDOUT:   %tuple.type.37f: type = tuple_type (Core.IntLiteral, Core.IntLiteral, Core.IntLiteral) [concrete]
    29. 

  29. // CHECK:STDOUT:   %int_0: Core.IntLiteral = int_value 0 [concrete]
    30. 

  30. // CHECK:STDOUT:   %ImplicitAs.type.205: type = facet_type <@ImplicitAs, @ImplicitAs(%i32)> [concrete]
    31. 

  31. // CHECK:STDOUT:   %Convert.type.1b6: type = fn_type @Convert.1, @ImplicitAs(%i32) [concrete]
    32. 

  32. // CHECK:STDOUT:   %impl_witness.d39: <witness> = impl_witness (imports.%Core.import_ref.a5b), @impl.1(%int_32) [concrete]
    33. 

  33. // CHECK:STDOUT:   %Convert.type.035: type = fn_type @Convert.2, @impl.1(%int_32) [concrete]
    34. 

  34. // CHECK:STDOUT:   %Convert.956: %Convert.type.035 = struct_value () [concrete]
    35. 

  35. // CHECK:STDOUT:   %ImplicitAs.facet: %ImplicitAs.type.205 = facet_value Core.IntLiteral, %impl_witness.d39 [concrete]
    36. 

  36. // CHECK:STDOUT:   %.a0b: type = fn_type_with_self_type %Convert.type.1b6, %ImplicitAs.facet [concrete]
    37. 

  37. // CHECK:STDOUT:   %Convert.bound.ab5: <bound method> = bound_method %int_1.5b8, %Convert.956 [concrete]
    38. 

  38. // CHECK:STDOUT:   %Convert.specific_fn.70c: <specific function> = specific_function %Convert.bound.ab5, @Convert.2(%int_32) [concrete]
    39. 

  39. // CHECK:STDOUT:   %int_1.5d2: %i32 = int_value 1 [concrete]
    40. 

  40. // CHECK:STDOUT:   %Convert.bound.ef9: <bound method> = bound_method %int_2.ecc, %Convert.956 [concrete]
    41. 

  41. // CHECK:STDOUT:   %Convert.specific_fn.787: <specific function> = specific_function %Convert.bound.ef9, @Convert.2(%int_32) [concrete]
    42. 

  42. // CHECK:STDOUT:   %int_2.ef8: %i32 = int_value 2 [concrete]
    43. 

  43. // CHECK:STDOUT:   %Convert.bound.b30: <bound method> = bound_method %int_3.1ba, %Convert.956 [concrete]
    44. 

  44. // CHECK:STDOUT:   %Convert.specific_fn.b42: <specific function> = specific_function %Convert.bound.b30, @Convert.2(%int_32) [concrete]
    45. 

  45. // CHECK:STDOUT:   %int_3.822: %i32 = int_value 3 [concrete]
    46. 

  46. // CHECK:STDOUT:   %array: %array_type = tuple_value (%int_1.5d2, %int_2.ef8, %int_3.822) [concrete]
    47. 

  47. // CHECK:STDOUT:   %tuple.type.ff9: type = tuple_type (type, type, type) [concrete]
    48. 

  48. // CHECK:STDOUT:   %tuple.type.189: type = tuple_type (%i32, %i32, %i32) [concrete]
    49. 

  49. // CHECK:STDOUT:   %tuple: %tuple.type.189 = tuple_value (%int_1.5d2, %int_2.ef8, %int_3.822) [concrete]
    50. 

  50. // CHECK:STDOUT: }
    51. 

  51. // CHECK:STDOUT:
    52. 

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

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

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

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

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

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

  58. // CHECK:STDOUT:   }
    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:     .G = %G.decl
    65. 

  65. // CHECK:STDOUT:   }
    66. 

  66. // CHECK:STDOUT:   %Core.import = import Core
    67. 

  67. // CHECK:STDOUT:   %G.decl: %G.type = fn_decl @G [concrete = constants.%G] {} {}
    68. 

  68. // CHECK:STDOUT: }
    69. 

  69. // CHECK:STDOUT:
    70. 

  70. // CHECK:STDOUT: fn @G() {
    71. 

  71. // CHECK:STDOUT: !entry:
    72. 

  72. // CHECK:STDOUT:   name_binding_decl {
    73. 

  73. // CHECK:STDOUT:     %a.patt: %array_type = binding_pattern a
    74. 

  74. // CHECK:STDOUT:     %.loc13_3.1: %array_type = var_pattern %a.patt
    75. 

  75. // CHECK:STDOUT:   }
    76. 

  76. // CHECK:STDOUT:   %a.var: ref %array_type = var a
    77. 

  77. // CHECK:STDOUT:   %int_1.loc13_22: Core.IntLiteral = int_value 1 [concrete = constants.%int_1.5b8]
    78. 

  78. // CHECK:STDOUT:   %int_2.loc13_25: Core.IntLiteral = int_value 2 [concrete = constants.%int_2.ecc]
    79. 

  79. // CHECK:STDOUT:   %int_3.loc13_28: Core.IntLiteral = int_value 3 [concrete = constants.%int_3.1ba]
    80. 

  80. // CHECK:STDOUT:   %.loc13_29.1: %tuple.type.37f = tuple_literal (%int_1.loc13_22, %int_2.loc13_25, %int_3.loc13_28)
    81. 

  81. // CHECK:STDOUT:   %impl.elem0.loc13_29.1: %.a0b = impl_witness_access constants.%impl_witness.d39, element0 [concrete = constants.%Convert.956]
    82. 

  82. // CHECK:STDOUT:   %bound_method.loc13_29.1: <bound method> = bound_method %int_1.loc13_22, %impl.elem0.loc13_29.1 [concrete = constants.%Convert.bound.ab5]
    83. 

  83. // CHECK:STDOUT:   %specific_fn.loc13_29.1: <specific function> = specific_function %bound_method.loc13_29.1, @Convert.2(constants.%int_32) [concrete = constants.%Convert.specific_fn.70c]
    84. 

  84. // CHECK:STDOUT:   %int.convert_checked.loc13_29.1: init %i32 = call %specific_fn.loc13_29.1(%int_1.loc13_22) [concrete = constants.%int_1.5d2]
    85. 

  85. // CHECK:STDOUT:   %.loc13_29.2: init %i32 = converted %int_1.loc13_22, %int.convert_checked.loc13_29.1 [concrete = constants.%int_1.5d2]
    86. 

  86. // CHECK:STDOUT:   %int_0: Core.IntLiteral = int_value 0 [concrete = constants.%int_0]
    87. 

  87. // CHECK:STDOUT:   %.loc13_29.3: ref %i32 = array_index %a.var, %int_0
    88. 

  88. // CHECK:STDOUT:   %.loc13_29.4: init %i32 = initialize_from %.loc13_29.2 to %.loc13_29.3 [concrete = constants.%int_1.5d2]
    89. 

  89. // CHECK:STDOUT:   %impl.elem0.loc13_29.2: %.a0b = impl_witness_access constants.%impl_witness.d39, element0 [concrete = constants.%Convert.956]
    90. 

  90. // CHECK:STDOUT:   %bound_method.loc13_29.2: <bound method> = bound_method %int_2.loc13_25, %impl.elem0.loc13_29.2 [concrete = constants.%Convert.bound.ef9]
    91. 

  91. // CHECK:STDOUT:   %specific_fn.loc13_29.2: <specific function> = specific_function %bound_method.loc13_29.2, @Convert.2(constants.%int_32) [concrete = constants.%Convert.specific_fn.787]
    92. 

  92. // CHECK:STDOUT:   %int.convert_checked.loc13_29.2: init %i32 = call %specific_fn.loc13_29.2(%int_2.loc13_25) [concrete = constants.%int_2.ef8]
    93. 

  93. // CHECK:STDOUT:   %.loc13_29.5: init %i32 = converted %int_2.loc13_25, %int.convert_checked.loc13_29.2 [concrete = constants.%int_2.ef8]
    94. 

  94. // CHECK:STDOUT:   %int_1.loc13_29: Core.IntLiteral = int_value 1 [concrete = constants.%int_1.5b8]
    95. 

  95. // CHECK:STDOUT:   %.loc13_29.6: ref %i32 = array_index %a.var, %int_1.loc13_29
    96. 

  96. // CHECK:STDOUT:   %.loc13_29.7: init %i32 = initialize_from %.loc13_29.5 to %.loc13_29.6 [concrete = constants.%int_2.ef8]
    97. 

  97. // CHECK:STDOUT:   %impl.elem0.loc13_29.3: %.a0b = impl_witness_access constants.%impl_witness.d39, element0 [concrete = constants.%Convert.956]
    98. 

  98. // CHECK:STDOUT:   %bound_method.loc13_29.3: <bound method> = bound_method %int_3.loc13_28, %impl.elem0.loc13_29.3 [concrete = constants.%Convert.bound.b30]
    99. 

  99. // CHECK:STDOUT:   %specific_fn.loc13_29.3: <specific function> = specific_function %bound_method.loc13_29.3, @Convert.2(constants.%int_32) [concrete = constants.%Convert.specific_fn.b42]
    100. 

  100. // CHECK:STDOUT:   %int.convert_checked.loc13_29.3: init %i32 = call %specific_fn.loc13_29.3(%int_3.loc13_28) [concrete = constants.%int_3.822]
    101. 

  101. // CHECK:STDOUT:   %.loc13_29.8: init %i32 = converted %int_3.loc13_28, %int.convert_checked.loc13_29.3 [concrete = constants.%int_3.822]
    102. 

  102. // CHECK:STDOUT:   %int_2.loc13_29: Core.IntLiteral = int_value 2 [concrete = constants.%int_2.ecc]
    103. 

  103. // CHECK:STDOUT:   %.loc13_29.9: ref %i32 = array_index %a.var, %int_2.loc13_29
    104. 

  104. // CHECK:STDOUT:   %.loc13_29.10: init %i32 = initialize_from %.loc13_29.8 to %.loc13_29.9 [concrete = constants.%int_3.822]
    105. 

  105. // CHECK:STDOUT:   %.loc13_29.11: init %array_type = array_init (%.loc13_29.4, %.loc13_29.7, %.loc13_29.10) to %a.var [concrete = constants.%array]
    106. 

  106. // CHECK:STDOUT:   %.loc13_3.2: init %array_type = converted %.loc13_29.1, %.loc13_29.11 [concrete = constants.%array]
    107. 

  107. // CHECK:STDOUT:   assign %a.var, %.loc13_3.2
    108. 

  108. // CHECK:STDOUT:   %.loc13_17: type = splice_block %array_type [concrete = constants.%array_type] {
    109. 

  109. // CHECK:STDOUT:     %int_32.loc13: Core.IntLiteral = int_value 32 [concrete = constants.%int_32]
    110. 

  110. // CHECK:STDOUT:     %i32.loc13: type = class_type @Int, @Int(constants.%int_32) [concrete = constants.%i32]
    111. 

  111. // CHECK:STDOUT:     %int_3.loc13_16: Core.IntLiteral = int_value 3 [concrete = constants.%int_3.1ba]
    112. 

  112. // CHECK:STDOUT:     %array_type: type = array_type %int_3.loc13_16, %i32 [concrete = constants.%array_type]
    113. 

  113. // CHECK:STDOUT:   }
    114. 

  114. // CHECK:STDOUT:   %a: ref %array_type = bind_name a, %a.var
    115. 

  115. // CHECK:STDOUT:   name_binding_decl {
    116. 

  116. // CHECK:STDOUT:     %b.patt: %tuple.type.189 = binding_pattern b
    117. 

  117. // CHECK:STDOUT:     %.loc14_3.1: %tuple.type.189 = var_pattern %b.patt
    118. 

  118. // CHECK:STDOUT:   }
    119. 

  119. // CHECK:STDOUT:   %b.var: ref %tuple.type.189 = var b
    120. 

  120. // CHECK:STDOUT:   %int_1.loc14: Core.IntLiteral = int_value 1 [concrete = constants.%int_1.5b8]
    121. 

  121. // CHECK:STDOUT:   %int_2.loc14: Core.IntLiteral = int_value 2 [concrete = constants.%int_2.ecc]
    122. 

  122. // CHECK:STDOUT:   %int_3.loc14: Core.IntLiteral = int_value 3 [concrete = constants.%int_3.1ba]
    123. 

  123. // CHECK:STDOUT:   %.loc14_36.1: %tuple.type.37f = tuple_literal (%int_1.loc14, %int_2.loc14, %int_3.loc14)
    124. 

  124. // CHECK:STDOUT:   %impl.elem0.loc14_36.1: %.a0b = impl_witness_access constants.%impl_witness.d39, element0 [concrete = constants.%Convert.956]
    125. 

  125. // CHECK:STDOUT:   %bound_method.loc14_36.1: <bound method> = bound_method %int_1.loc14, %impl.elem0.loc14_36.1 [concrete = constants.%Convert.bound.ab5]
    126. 

  126. // CHECK:STDOUT:   %specific_fn.loc14_36.1: <specific function> = specific_function %bound_method.loc14_36.1, @Convert.2(constants.%int_32) [concrete = constants.%Convert.specific_fn.70c]
    127. 

  127. // CHECK:STDOUT:   %int.convert_checked.loc14_36.1: init %i32 = call %specific_fn.loc14_36.1(%int_1.loc14) [concrete = constants.%int_1.5d2]
    128. 

  128. // CHECK:STDOUT:   %.loc14_36.2: init %i32 = converted %int_1.loc14, %int.convert_checked.loc14_36.1 [concrete = constants.%int_1.5d2]
    129. 

  129. // CHECK:STDOUT:   %tuple.elem0: ref %i32 = tuple_access %b.var, element0
    130. 

  130. // CHECK:STDOUT:   %.loc14_36.3: init %i32 = initialize_from %.loc14_36.2 to %tuple.elem0 [concrete = constants.%int_1.5d2]
    131. 

  131. // CHECK:STDOUT:   %impl.elem0.loc14_36.2: %.a0b = impl_witness_access constants.%impl_witness.d39, element0 [concrete = constants.%Convert.956]
    132. 

  132. // CHECK:STDOUT:   %bound_method.loc14_36.2: <bound method> = bound_method %int_2.loc14, %impl.elem0.loc14_36.2 [concrete = constants.%Convert.bound.ef9]
    133. 

  133. // CHECK:STDOUT:   %specific_fn.loc14_36.2: <specific function> = specific_function %bound_method.loc14_36.2, @Convert.2(constants.%int_32) [concrete = constants.%Convert.specific_fn.787]
    134. 

  134. // CHECK:STDOUT:   %int.convert_checked.loc14_36.2: init %i32 = call %specific_fn.loc14_36.2(%int_2.loc14) [concrete = constants.%int_2.ef8]
    135. 

  135. // CHECK:STDOUT:   %.loc14_36.4: init %i32 = converted %int_2.loc14, %int.convert_checked.loc14_36.2 [concrete = constants.%int_2.ef8]
    136. 

  136. // CHECK:STDOUT:   %tuple.elem1: ref %i32 = tuple_access %b.var, element1
    137. 

  137. // CHECK:STDOUT:   %.loc14_36.5: init %i32 = initialize_from %.loc14_36.4 to %tuple.elem1 [concrete = constants.%int_2.ef8]
    138. 

  138. // CHECK:STDOUT:   %impl.elem0.loc14_36.3: %.a0b = impl_witness_access constants.%impl_witness.d39, element0 [concrete = constants.%Convert.956]
    139. 

  139. // CHECK:STDOUT:   %bound_method.loc14_36.3: <bound method> = bound_method %int_3.loc14, %impl.elem0.loc14_36.3 [concrete = constants.%Convert.bound.b30]
    140. 

  140. // CHECK:STDOUT:   %specific_fn.loc14_36.3: <specific function> = specific_function %bound_method.loc14_36.3, @Convert.2(constants.%int_32) [concrete = constants.%Convert.specific_fn.b42]
    141. 

  141. // CHECK:STDOUT:   %int.convert_checked.loc14_36.3: init %i32 = call %specific_fn.loc14_36.3(%int_3.loc14) [concrete = constants.%int_3.822]
    142. 

  142. // CHECK:STDOUT:   %.loc14_36.6: init %i32 = converted %int_3.loc14, %int.convert_checked.loc14_36.3 [concrete = constants.%int_3.822]
    143. 

  143. // CHECK:STDOUT:   %tuple.elem2: ref %i32 = tuple_access %b.var, element2
    144. 

  144. // CHECK:STDOUT:   %.loc14_36.7: init %i32 = initialize_from %.loc14_36.6 to %tuple.elem2 [concrete = constants.%int_3.822]
    145. 

  145. // CHECK:STDOUT:   %.loc14_36.8: init %tuple.type.189 = tuple_init (%.loc14_36.3, %.loc14_36.5, %.loc14_36.7) to %b.var [concrete = constants.%tuple]
    146. 

  146. // CHECK:STDOUT:   %.loc14_3.2: init %tuple.type.189 = converted %.loc14_36.1, %.loc14_36.8 [concrete = constants.%tuple]
    147. 

  147. // CHECK:STDOUT:   assign %b.var, %.loc14_3.2
    148. 

  148. // CHECK:STDOUT:   %.loc14_24.1: type = splice_block %.loc14_24.3 [concrete = constants.%tuple.type.189] {
    149. 

  149. // CHECK:STDOUT:     %int_32.loc14_11: Core.IntLiteral = int_value 32 [concrete = constants.%int_32]
    150. 

  150. // CHECK:STDOUT:     %i32.loc14_11: type = class_type @Int, @Int(constants.%int_32) [concrete = constants.%i32]
    151. 

  151. // CHECK:STDOUT:     %int_32.loc14_16: Core.IntLiteral = int_value 32 [concrete = constants.%int_32]
    152. 

  152. // CHECK:STDOUT:     %i32.loc14_16: type = class_type @Int, @Int(constants.%int_32) [concrete = constants.%i32]
    153. 

  153. // CHECK:STDOUT:     %int_32.loc14_21: Core.IntLiteral = int_value 32 [concrete = constants.%int_32]
    154. 

  154. // CHECK:STDOUT:     %i32.loc14_21: type = class_type @Int, @Int(constants.%int_32) [concrete = constants.%i32]
    155. 

  155. // CHECK:STDOUT:     %.loc14_24.2: %tuple.type.ff9 = tuple_literal (%i32.loc14_11, %i32.loc14_16, %i32.loc14_21)
    156. 

  156. // CHECK:STDOUT:     %.loc14_24.3: type = converted %.loc14_24.2, constants.%tuple.type.189 [concrete = constants.%tuple.type.189]
    157. 

  157. // CHECK:STDOUT:   }
    158. 

  158. // CHECK:STDOUT:   %b: ref %tuple.type.189 = bind_name b, %b.var
    159. 

  159. // CHECK:STDOUT:   return
    160. 

  160. // CHECK:STDOUT: }
    161. 

  161. // CHECK:STDOUT:
    162.