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carbon-lang
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carbon-lang
/
toolchain
/
check
/
testdata
/
struct
/
reorder_fields.carbon

reorder_fields.carbon 9.6 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/struct/reorder_fields.carbon
    8. 

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

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

  10. 

  11. fn MakeI32() -> i32;
    12. 

  12. fn MakeF64() -> f64;
    13. 

  13. 

  14. fn F() -> {.a: i32, .b: f64} {
    15. 

  15.   let x: {.a: i32, .b: f64} = {.b = MakeF64(), .a = MakeI32()};
    16. 

  16.   let y: {.b: f64, .a: i32} = x;
    17. 

  17.   return y;
    18. 

  18. }
    19. 

  19. 

  20. // CHECK:STDOUT: --- reorder_fields.carbon
    21. 

  21. // CHECK:STDOUT:
    22. 

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

  23. // CHECK:STDOUT:   %.1: Core.IntLiteral = int_value 32 [template]
    24. 

  24. // CHECK:STDOUT:   %Int.type: type = fn_type @Int [template]
    25. 

  25. // CHECK:STDOUT:   %Int: %Int.type = struct_value () [template]
    26. 

  26. // CHECK:STDOUT:   %i32: type = int_type signed, %.1 [template]
    27. 

  27. // CHECK:STDOUT:   %MakeI32.type: type = fn_type @MakeI32 [template]
    28. 

  28. // CHECK:STDOUT:   %MakeI32: %MakeI32.type = struct_value () [template]
    29. 

  29. // CHECK:STDOUT:   %.2: Core.IntLiteral = int_value 64 [template]
    30. 

  30. // CHECK:STDOUT:   %Float.type: type = fn_type @Float [template]
    31. 

  31. // CHECK:STDOUT:   %Float: %Float.type = struct_value () [template]
    32. 

  32. // CHECK:STDOUT:   %MakeF64.type: type = fn_type @MakeF64 [template]
    33. 

  33. // CHECK:STDOUT:   %MakeF64: %MakeF64.type = struct_value () [template]
    34. 

  34. // CHECK:STDOUT:   %.3: type = struct_type {.a: %i32, .b: f64} [template]
    35. 

  35. // CHECK:STDOUT:   %F.type: type = fn_type @F [template]
    36. 

  36. // CHECK:STDOUT:   %F: %F.type = struct_value () [template]
    37. 

  37. // CHECK:STDOUT:   %.5: type = struct_type {.b: f64, .a: %i32} [template]
    38. 

  38. // CHECK:STDOUT: }
    39. 

  39. // CHECK:STDOUT:
    40. 

  40. // CHECK:STDOUT: imports {
    41. 

  41. // CHECK:STDOUT:   %Core: <namespace> = namespace file.%Core.import, [template] {
    42. 

  42. // CHECK:STDOUT:     .Int = %import_ref.1
    43. 

  43. // CHECK:STDOUT:     .Float = %import_ref.2
    44. 

  44. // CHECK:STDOUT:     import Core//prelude
    45. 

  45. // CHECK:STDOUT:     import Core//prelude/...
    46. 

  46. // CHECK:STDOUT:   }
    47. 

  47. // CHECK:STDOUT: }
    48. 

  48. // CHECK:STDOUT:
    49. 

  49. // CHECK:STDOUT: file {
    50. 

  50. // CHECK:STDOUT:   package: <namespace> = namespace [template] {
    51. 

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

  52. // CHECK:STDOUT:     .MakeI32 = %MakeI32.decl
    53. 

  53. // CHECK:STDOUT:     .MakeF64 = %MakeF64.decl
    54. 

  54. // CHECK:STDOUT:     .F = %F.decl
    55. 

  55. // CHECK:STDOUT:   }
    56. 

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

  57. // CHECK:STDOUT:   %MakeI32.decl: %MakeI32.type = fn_decl @MakeI32 [template = constants.%MakeI32] {
    58. 

  58. // CHECK:STDOUT:     %return.patt: %i32 = return_slot_pattern
    59. 

  59. // CHECK:STDOUT:     %return.param_patt: %i32 = out_param_pattern %return.patt, runtime_param0
    60. 

  60. // CHECK:STDOUT:   } {
    61. 

  61. // CHECK:STDOUT:     %.loc11_17.1: Core.IntLiteral = int_value 32 [template = constants.%.1]
    62. 

  62. // CHECK:STDOUT:     %int.make_type_signed: init type = call constants.%Int(%.loc11_17.1) [template = constants.%i32]
    63. 

  63. // CHECK:STDOUT:     %.loc11_17.2: type = value_of_initializer %int.make_type_signed [template = constants.%i32]
    64. 

  64. // CHECK:STDOUT:     %.loc11_17.3: type = converted %int.make_type_signed, %.loc11_17.2 [template = constants.%i32]
    65. 

  65. // CHECK:STDOUT:     %return.param: ref %i32 = out_param runtime_param0
    66. 

  66. // CHECK:STDOUT:     %return: ref %i32 = return_slot %return.param
    67. 

  67. // CHECK:STDOUT:   }
    68. 

  68. // CHECK:STDOUT:   %MakeF64.decl: %MakeF64.type = fn_decl @MakeF64 [template = constants.%MakeF64] {
    69. 

  69. // CHECK:STDOUT:     %return.patt: f64 = return_slot_pattern
    70. 

  70. // CHECK:STDOUT:     %return.param_patt: f64 = out_param_pattern %return.patt, runtime_param0
    71. 

  71. // CHECK:STDOUT:   } {
    72. 

  72. // CHECK:STDOUT:     %.loc12_17.1: Core.IntLiteral = int_value 64 [template = constants.%.2]
    73. 

  73. // CHECK:STDOUT:     %float.make_type: init type = call constants.%Float(%.loc12_17.1) [template = f64]
    74. 

  74. // CHECK:STDOUT:     %.loc12_17.2: type = value_of_initializer %float.make_type [template = f64]
    75. 

  75. // CHECK:STDOUT:     %.loc12_17.3: type = converted %float.make_type, %.loc12_17.2 [template = f64]
    76. 

  76. // CHECK:STDOUT:     %return.param: ref f64 = out_param runtime_param0
    77. 

  77. // CHECK:STDOUT:     %return: ref f64 = return_slot %return.param
    78. 

  78. // CHECK:STDOUT:   }
    79. 

  79. // CHECK:STDOUT:   %F.decl: %F.type = fn_decl @F [template = constants.%F] {
    80. 

  80. // CHECK:STDOUT:     %return.patt: %.3 = return_slot_pattern
    81. 

  81. // CHECK:STDOUT:     %return.param_patt: %.3 = out_param_pattern %return.patt, runtime_param0
    82. 

  82. // CHECK:STDOUT:   } {
    83. 

  83. // CHECK:STDOUT:     %.loc14_16.1: Core.IntLiteral = int_value 32 [template = constants.%.1]
    84. 

  84. // CHECK:STDOUT:     %int.make_type_signed.loc14: init type = call constants.%Int(%.loc14_16.1) [template = constants.%i32]
    85. 

  85. // CHECK:STDOUT:     %.loc14_16.2: type = value_of_initializer %int.make_type_signed.loc14 [template = constants.%i32]
    86. 

  86. // CHECK:STDOUT:     %.loc14_16.3: type = converted %int.make_type_signed.loc14, %.loc14_16.2 [template = constants.%i32]
    87. 

  87. // CHECK:STDOUT:     %.loc14_25.1: Core.IntLiteral = int_value 64 [template = constants.%.2]
    88. 

  88. // CHECK:STDOUT:     %float.make_type.loc14: init type = call constants.%Float(%.loc14_25.1) [template = f64]
    89. 

  89. // CHECK:STDOUT:     %.loc14_25.2: type = value_of_initializer %float.make_type.loc14 [template = f64]
    90. 

  90. // CHECK:STDOUT:     %.loc14_25.3: type = converted %float.make_type.loc14, %.loc14_25.2 [template = f64]
    91. 

  91. // CHECK:STDOUT:     %.loc14_28: type = struct_type {.a: %i32, .b: f64} [template = constants.%.3]
    92. 

  92. // CHECK:STDOUT:     %return.param: ref %.3 = out_param runtime_param0
    93. 

  93. // CHECK:STDOUT:     %return: ref %.3 = return_slot %return.param
    94. 

  94. // CHECK:STDOUT:   }
    95. 

  95. // CHECK:STDOUT: }
    96. 

  96. // CHECK:STDOUT:
    97. 

  97. // CHECK:STDOUT: fn @MakeI32() -> %i32;
    98. 

  98. // CHECK:STDOUT:
    99. 

  99. // CHECK:STDOUT: fn @MakeF64() -> f64;
    100. 

  100. // CHECK:STDOUT:
    101. 

  101. // CHECK:STDOUT: fn @F() -> %return: %.3 {
    102. 

  102. // CHECK:STDOUT: !entry:
    103. 

  103. // CHECK:STDOUT:   %.loc15_15.1: Core.IntLiteral = int_value 32 [template = constants.%.1]
    104. 

  104. // CHECK:STDOUT:   %int.make_type_signed.loc15: init type = call constants.%Int(%.loc15_15.1) [template = constants.%i32]
    105. 

  105. // CHECK:STDOUT:   %.loc15_15.2: type = value_of_initializer %int.make_type_signed.loc15 [template = constants.%i32]
    106. 

  106. // CHECK:STDOUT:   %.loc15_15.3: type = converted %int.make_type_signed.loc15, %.loc15_15.2 [template = constants.%i32]
    107. 

  107. // CHECK:STDOUT:   %.loc15_24.1: Core.IntLiteral = int_value 64 [template = constants.%.2]
    108. 

  108. // CHECK:STDOUT:   %float.make_type.loc15: init type = call constants.%Float(%.loc15_24.1) [template = f64]
    109. 

  109. // CHECK:STDOUT:   %.loc15_24.2: type = value_of_initializer %float.make_type.loc15 [template = f64]
    110. 

  110. // CHECK:STDOUT:   %.loc15_24.3: type = converted %float.make_type.loc15, %.loc15_24.2 [template = f64]
    111. 

  111. // CHECK:STDOUT:   %.loc15_27: type = struct_type {.a: %i32, .b: f64} [template = constants.%.3]
    112. 

  112. // CHECK:STDOUT:   %MakeF64.ref: %MakeF64.type = name_ref MakeF64, file.%MakeF64.decl [template = constants.%MakeF64]
    113. 

  113. // CHECK:STDOUT:   %MakeF64.call: init f64 = call %MakeF64.ref()
    114. 

  114. // CHECK:STDOUT:   %MakeI32.ref: %MakeI32.type = name_ref MakeI32, file.%MakeI32.decl [template = constants.%MakeI32]
    115. 

  115. // CHECK:STDOUT:   %MakeI32.call: init %i32 = call %MakeI32.ref()
    116. 

  116. // CHECK:STDOUT:   %.loc15_62.1: %.5 = struct_literal (%MakeF64.call, %MakeI32.call)
    117. 

  117. // CHECK:STDOUT:   %.loc15_62.2: %i32 = value_of_initializer %MakeI32.call
    118. 

  118. // CHECK:STDOUT:   %.loc15_62.3: %i32 = converted %MakeI32.call, %.loc15_62.2
    119. 

  119. // CHECK:STDOUT:   %.loc15_62.4: f64 = value_of_initializer %MakeF64.call
    120. 

  120. // CHECK:STDOUT:   %.loc15_62.5: f64 = converted %MakeF64.call, %.loc15_62.4
    121. 

  121. // CHECK:STDOUT:   %struct.loc15: %.3 = struct_value (%.loc15_62.3, %.loc15_62.5)
    122. 

  122. // CHECK:STDOUT:   %.loc15_63: %.3 = converted %.loc15_62.1, %struct.loc15
    123. 

  123. // CHECK:STDOUT:   %x: %.3 = bind_name x, %.loc15_63
    124. 

  124. // CHECK:STDOUT:   %.loc16_15.1: Core.IntLiteral = int_value 64 [template = constants.%.2]
    125. 

  125. // CHECK:STDOUT:   %float.make_type.loc16: init type = call constants.%Float(%.loc16_15.1) [template = f64]
    126. 

  126. // CHECK:STDOUT:   %.loc16_15.2: type = value_of_initializer %float.make_type.loc16 [template = f64]
    127. 

  127. // CHECK:STDOUT:   %.loc16_15.3: type = converted %float.make_type.loc16, %.loc16_15.2 [template = f64]
    128. 

  128. // CHECK:STDOUT:   %.loc16_24.1: Core.IntLiteral = int_value 32 [template = constants.%.1]
    129. 

  129. // CHECK:STDOUT:   %int.make_type_signed.loc16: init type = call constants.%Int(%.loc16_24.1) [template = constants.%i32]
    130. 

  130. // CHECK:STDOUT:   %.loc16_24.2: type = value_of_initializer %int.make_type_signed.loc16 [template = constants.%i32]
    131. 

  131. // CHECK:STDOUT:   %.loc16_24.3: type = converted %int.make_type_signed.loc16, %.loc16_24.2 [template = constants.%i32]
    132. 

  132. // CHECK:STDOUT:   %.loc16_27: type = struct_type {.b: f64, .a: %i32} [template = constants.%.5]
    133. 

  133. // CHECK:STDOUT:   %x.ref: %.3 = name_ref x, %x
    134. 

  134. // CHECK:STDOUT:   %.loc16_31.1: f64 = struct_access %x.ref, element1
    135. 

  135. // CHECK:STDOUT:   %.loc16_31.2: %i32 = struct_access %x.ref, element0
    136. 

  136. // CHECK:STDOUT:   %struct.loc16: %.5 = struct_value (%.loc16_31.1, %.loc16_31.2)
    137. 

  137. // CHECK:STDOUT:   %.loc16_32: %.5 = converted %x.ref, %struct.loc16
    138. 

  138. // CHECK:STDOUT:   %y: %.5 = bind_name y, %.loc16_32
    139. 

  139. // CHECK:STDOUT:   %y.ref: %.5 = name_ref y, %y
    140. 

  140. // CHECK:STDOUT:   %.loc17_10.1: %i32 = struct_access %y.ref, element1
    141. 

  141. // CHECK:STDOUT:   %.loc17_10.2: ref %i32 = struct_access %return, element1
    142. 

  142. // CHECK:STDOUT:   %.loc17_10.3: init %i32 = initialize_from %.loc17_10.1 to %.loc17_10.2
    143. 

  143. // CHECK:STDOUT:   %.loc17_10.4: f64 = struct_access %y.ref, element0
    144. 

  144. // CHECK:STDOUT:   %.loc17_10.5: ref f64 = struct_access %return, element0
    145. 

  145. // CHECK:STDOUT:   %.loc17_10.6: init f64 = initialize_from %.loc17_10.4 to %.loc17_10.5
    146. 

  146. // CHECK:STDOUT:   %.loc17_10.7: init %.3 = struct_init (%.loc17_10.3, %.loc17_10.6) to %return
    147. 

  147. // CHECK:STDOUT:   %.loc17_11: init %.3 = converted %y.ref, %.loc17_10.7
    148. 

  148. // CHECK:STDOUT:   return %.loc17_11 to %return
    149. 

  149. // CHECK:STDOUT: }
    150. 

  150. // CHECK:STDOUT:
    151.