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carbon-lang
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nested.carbon

nested.carbon 8.9 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. 

  7. class Outer {
    8. 

  8.   class Inner {
    9. 

  9.     var pi: Self*;
    10. 

  10.     var po: Outer*;
    11. 

  11.     var qi: Inner*;
    12. 

  12.   }
    13. 

  13. 

  14.   var po: Self*;
    15. 

  15.   var qo: Outer*;
    16. 

  16.   var pi: Inner*;
    17. 

  17. }
    18. 

  18. 

  19. fn F(a: Outer*) {
    20. 

  20.   let b: Outer.Inner* = (*a).pi;
    21. 

  21. 

  22.   (*a).po = a;
    23. 

  23.   (*a).qo = a;
    24. 

  24.   (*a).pi = (*a).pi;
    25. 

  25.   (*b).po = a;
    26. 

  26.   (*b).pi = (*a).pi;
    27. 

  27.   (*b).qi = (*a).pi;
    28. 

  28. }
    29. 

  29. 

  30. // CHECK:STDOUT: --- nested.carbon
    31. 

  31. // CHECK:STDOUT:
    32. 

  32. // CHECK:STDOUT: constants {
    33. 

  33. // CHECK:STDOUT:   %Outer: type = class_type @Outer [template]
    34. 

  34. // CHECK:STDOUT:   %Inner: type = class_type @Inner [template]
    35. 

  35. // CHECK:STDOUT:   %.1: type = ptr_type Inner [template]
    36. 

  36. // CHECK:STDOUT:   %.2: type = unbound_element_type Inner, Inner* [template]
    37. 

  37. // CHECK:STDOUT:   %.3: type = ptr_type Outer [template]
    38. 

  38. // CHECK:STDOUT:   %.4: type = unbound_element_type Inner, Outer* [template]
    39. 

  39. // CHECK:STDOUT:   %.5: type = struct_type {.pi: Inner*, .po: Outer*, .qi: Inner*} [template]
    40. 

  40. // CHECK:STDOUT:   %.6: type = unbound_element_type Outer, Outer* [template]
    41. 

  41. // CHECK:STDOUT:   %.7: type = unbound_element_type Outer, Inner* [template]
    42. 

  42. // CHECK:STDOUT:   %.8: type = struct_type {.po: Outer*, .qo: Outer*, .pi: Inner*} [template]
    43. 

  43. // CHECK:STDOUT:   %.9: type = ptr_type {.po: Outer*, .qo: Outer*, .pi: Inner*} [template]
    44. 

  44. // CHECK:STDOUT:   %.10: type = ptr_type {.pi: Inner*, .po: Outer*, .qi: Inner*} [template]
    45. 

  45. // CHECK:STDOUT: }
    46. 

  46. // CHECK:STDOUT:
    47. 

  47. // CHECK:STDOUT: file {
    48. 

  48. // CHECK:STDOUT:   package: <namespace> = namespace [template] {
    49. 

  49. // CHECK:STDOUT:     .Outer = %Outer.decl
    50. 

  50. // CHECK:STDOUT:     .F = %F
    51. 

  51. // CHECK:STDOUT:   }
    52. 

  52. // CHECK:STDOUT:   %Outer.decl: type = class_decl @Outer [template = constants.%Outer] {}
    53. 

  53. // CHECK:STDOUT:   %F: <function> = fn_decl @F [template] {
    54. 

  54. // CHECK:STDOUT:     %Outer.ref: type = name_ref Outer, %Outer.decl [template = constants.%Outer]
    55. 

  55. // CHECK:STDOUT:     %.loc19: type = ptr_type Outer [template = constants.%.3]
    56. 

  56. // CHECK:STDOUT:     %a.loc19_6.1: Outer* = param a
    57. 

  57. // CHECK:STDOUT:     @F.%a: Outer* = bind_name a, %a.loc19_6.1
    58. 

  58. // CHECK:STDOUT:   }
    59. 

  59. // CHECK:STDOUT: }
    60. 

  60. // CHECK:STDOUT:
    61. 

  61. // CHECK:STDOUT: class @Outer {
    62. 

  62. // CHECK:STDOUT:   %Inner.decl: type = class_decl @Inner [template = constants.%Inner] {}
    63. 

  63. // CHECK:STDOUT:   %Self.ref: type = name_ref Self, constants.%Outer [template = constants.%Outer]
    64. 

  64. // CHECK:STDOUT:   %.loc14_15: type = ptr_type Outer [template = constants.%.3]
    65. 

  65. // CHECK:STDOUT:   %.loc14_9: <unbound element of class Outer> = field_decl po, element0 [template]
    66. 

  66. // CHECK:STDOUT:   %Outer.ref: type = name_ref Outer, file.%Outer.decl [template = constants.%Outer]
    67. 

  67. // CHECK:STDOUT:   %.loc15_16: type = ptr_type Outer [template = constants.%.3]
    68. 

  68. // CHECK:STDOUT:   %.loc15_9: <unbound element of class Outer> = field_decl qo, element1 [template]
    69. 

  69. // CHECK:STDOUT:   %Inner.ref: type = name_ref Inner, %Inner.decl [template = constants.%Inner]
    70. 

  70. // CHECK:STDOUT:   %.loc16_16: type = ptr_type Inner [template = constants.%.1]
    71. 

  71. // CHECK:STDOUT:   %.loc16_9: <unbound element of class Outer> = field_decl pi, element2 [template]
    72. 

  72. // CHECK:STDOUT:
    73. 

  73. // CHECK:STDOUT: !members:
    74. 

  74. // CHECK:STDOUT:   .Self = constants.%Outer
    75. 

  75. // CHECK:STDOUT:   .Inner = %Inner.decl
    76. 

  76. // CHECK:STDOUT:   .po = %.loc14_9
    77. 

  77. // CHECK:STDOUT:   .qo = %.loc15_9
    78. 

  78. // CHECK:STDOUT:   .pi = %.loc16_9
    79. 

  79. // CHECK:STDOUT: }
    80. 

  80. // CHECK:STDOUT:
    81. 

  81. // CHECK:STDOUT: class @Inner {
    82. 

  82. // CHECK:STDOUT:   %Self.ref: type = name_ref Self, constants.%Inner [template = constants.%Inner]
    83. 

  83. // CHECK:STDOUT:   %.loc9_17: type = ptr_type Inner [template = constants.%.1]
    84. 

  84. // CHECK:STDOUT:   %.loc9_11: <unbound element of class Inner> = field_decl pi, element0 [template]
    85. 

  85. // CHECK:STDOUT:   %Outer.ref: type = name_ref Outer, file.%Outer.decl [template = constants.%Outer]
    86. 

  86. // CHECK:STDOUT:   %.loc10_18: type = ptr_type Outer [template = constants.%.3]
    87. 

  87. // CHECK:STDOUT:   %.loc10_11: <unbound element of class Inner> = field_decl po, element1 [template]
    88. 

  88. // CHECK:STDOUT:   %Inner.ref: type = name_ref Inner, @Outer.%Inner.decl [template = constants.%Inner]
    89. 

  89. // CHECK:STDOUT:   %.loc11_18: type = ptr_type Inner [template = constants.%.1]
    90. 

  90. // CHECK:STDOUT:   %.loc11_11: <unbound element of class Inner> = field_decl qi, element2 [template]
    91. 

  91. // CHECK:STDOUT:
    92. 

  92. // CHECK:STDOUT: !members:
    93. 

  93. // CHECK:STDOUT:   .Self = constants.%Inner
    94. 

  94. // CHECK:STDOUT:   .pi = %.loc9_11
    95. 

  95. // CHECK:STDOUT:   .po = %.loc10_11
    96. 

  96. // CHECK:STDOUT:   .qi = %.loc11_11
    97. 

  97. // CHECK:STDOUT: }
    98. 

  98. // CHECK:STDOUT:
    99. 

  99. // CHECK:STDOUT: fn @F(%a: Outer*) {
    100. 

  100. // CHECK:STDOUT: !entry:
    101. 

  101. // CHECK:STDOUT:   %Outer.ref: type = name_ref Outer, file.%Outer.decl [template = constants.%Outer]
    102. 

  102. // CHECK:STDOUT:   %Inner.ref: type = name_ref Inner, @Outer.%Inner.decl [template = constants.%Inner]
    103. 

  103. // CHECK:STDOUT:   %.loc20_21: type = ptr_type Inner [template = constants.%.1]
    104. 

  104. // CHECK:STDOUT:   %a.ref.loc20: Outer* = name_ref a, %a
    105. 

  105. // CHECK:STDOUT:   %.loc20_26: ref Outer = deref %a.ref.loc20
    106. 

  106. // CHECK:STDOUT:   %pi.ref.loc20: <unbound element of class Outer> = name_ref pi, @Outer.%.loc16_9 [template = @Outer.%.loc16_9]
    107. 

  107. // CHECK:STDOUT:   %.loc20_29.1: ref Inner* = class_element_access %.loc20_26, element2
    108. 

  108. // CHECK:STDOUT:   %.loc20_29.2: Inner* = bind_value %.loc20_29.1
    109. 

  109. // CHECK:STDOUT:   %b: Inner* = bind_name b, %.loc20_29.2
    110. 

  110. // CHECK:STDOUT:   %a.ref.loc22_5: Outer* = name_ref a, %a
    111. 

  111. // CHECK:STDOUT:   %.loc22_4: ref Outer = deref %a.ref.loc22_5
    112. 

  112. // CHECK:STDOUT:   %po.ref.loc22: <unbound element of class Outer> = name_ref po, @Outer.%.loc14_9 [template = @Outer.%.loc14_9]
    113. 

  113. // CHECK:STDOUT:   %.loc22_7: ref Outer* = class_element_access %.loc22_4, element0
    114. 

  114. // CHECK:STDOUT:   %a.ref.loc22_13: Outer* = name_ref a, %a
    115. 

  115. // CHECK:STDOUT:   assign %.loc22_7, %a.ref.loc22_13
    116. 

  116. // CHECK:STDOUT:   %a.ref.loc23_5: Outer* = name_ref a, %a
    117. 

  117. // CHECK:STDOUT:   %.loc23_4: ref Outer = deref %a.ref.loc23_5
    118. 

  118. // CHECK:STDOUT:   %qo.ref: <unbound element of class Outer> = name_ref qo, @Outer.%.loc15_9 [template = @Outer.%.loc15_9]
    119. 

  119. // CHECK:STDOUT:   %.loc23_7: ref Outer* = class_element_access %.loc23_4, element1
    120. 

  120. // CHECK:STDOUT:   %a.ref.loc23_13: Outer* = name_ref a, %a
    121. 

  121. // CHECK:STDOUT:   assign %.loc23_7, %a.ref.loc23_13
    122. 

  122. // CHECK:STDOUT:   %a.ref.loc24_5: Outer* = name_ref a, %a
    123. 

  123. // CHECK:STDOUT:   %.loc24_4: ref Outer = deref %a.ref.loc24_5
    124. 

  124. // CHECK:STDOUT:   %pi.ref.loc24_7: <unbound element of class Outer> = name_ref pi, @Outer.%.loc16_9 [template = @Outer.%.loc16_9]
    125. 

  125. // CHECK:STDOUT:   %.loc24_7: ref Inner* = class_element_access %.loc24_4, element2
    126. 

  126. // CHECK:STDOUT:   %a.ref.loc24_15: Outer* = name_ref a, %a
    127. 

  127. // CHECK:STDOUT:   %.loc24_14: ref Outer = deref %a.ref.loc24_15
    128. 

  128. // CHECK:STDOUT:   %pi.ref.loc24_17: <unbound element of class Outer> = name_ref pi, @Outer.%.loc16_9 [template = @Outer.%.loc16_9]
    129. 

  129. // CHECK:STDOUT:   %.loc24_17.1: ref Inner* = class_element_access %.loc24_14, element2
    130. 

  130. // CHECK:STDOUT:   %.loc24_17.2: Inner* = bind_value %.loc24_17.1
    131. 

  131. // CHECK:STDOUT:   assign %.loc24_7, %.loc24_17.2
    132. 

  132. // CHECK:STDOUT:   %b.ref.loc25: Inner* = name_ref b, %b
    133. 

  133. // CHECK:STDOUT:   %.loc25_4: ref Inner = deref %b.ref.loc25
    134. 

  134. // CHECK:STDOUT:   %po.ref.loc25: <unbound element of class Inner> = name_ref po, @Inner.%.loc10_11 [template = @Inner.%.loc10_11]
    135. 

  135. // CHECK:STDOUT:   %.loc25_7: ref Outer* = class_element_access %.loc25_4, element1
    136. 

  136. // CHECK:STDOUT:   %a.ref.loc25: Outer* = name_ref a, %a
    137. 

  137. // CHECK:STDOUT:   assign %.loc25_7, %a.ref.loc25
    138. 

  138. // CHECK:STDOUT:   %b.ref.loc26: Inner* = name_ref b, %b
    139. 

  139. // CHECK:STDOUT:   %.loc26_4: ref Inner = deref %b.ref.loc26
    140. 

  140. // CHECK:STDOUT:   %pi.ref.loc26_7: <unbound element of class Inner> = name_ref pi, @Inner.%.loc9_11 [template = @Inner.%.loc9_11]
    141. 

  141. // CHECK:STDOUT:   %.loc26_7: ref Inner* = class_element_access %.loc26_4, element0
    142. 

  142. // CHECK:STDOUT:   %a.ref.loc26: Outer* = name_ref a, %a
    143. 

  143. // CHECK:STDOUT:   %.loc26_14: ref Outer = deref %a.ref.loc26
    144. 

  144. // CHECK:STDOUT:   %pi.ref.loc26_17: <unbound element of class Outer> = name_ref pi, @Outer.%.loc16_9 [template = @Outer.%.loc16_9]
    145. 

  145. // CHECK:STDOUT:   %.loc26_17.1: ref Inner* = class_element_access %.loc26_14, element2
    146. 

  146. // CHECK:STDOUT:   %.loc26_17.2: Inner* = bind_value %.loc26_17.1
    147. 

  147. // CHECK:STDOUT:   assign %.loc26_7, %.loc26_17.2
    148. 

  148. // CHECK:STDOUT:   %b.ref.loc27: Inner* = name_ref b, %b
    149. 

  149. // CHECK:STDOUT:   %.loc27_4: ref Inner = deref %b.ref.loc27
    150. 

  150. // CHECK:STDOUT:   %qi.ref: <unbound element of class Inner> = name_ref qi, @Inner.%.loc11_11 [template = @Inner.%.loc11_11]
    151. 

  151. // CHECK:STDOUT:   %.loc27_7: ref Inner* = class_element_access %.loc27_4, element2
    152. 

  152. // CHECK:STDOUT:   %a.ref.loc27: Outer* = name_ref a, %a
    153. 

  153. // CHECK:STDOUT:   %.loc27_14: ref Outer = deref %a.ref.loc27
    154. 

  154. // CHECK:STDOUT:   %pi.ref.loc27: <unbound element of class Outer> = name_ref pi, @Outer.%.loc16_9 [template = @Outer.%.loc16_9]
    155. 

  155. // CHECK:STDOUT:   %.loc27_17.1: ref Inner* = class_element_access %.loc27_14, element2
    156. 

  156. // CHECK:STDOUT:   %.loc27_17.2: Inner* = bind_value %.loc27_17.1
    157. 

  157. // CHECK:STDOUT:   assign %.loc27_7, %.loc27_17.2
    158. 

  158. // CHECK:STDOUT:   return
    159. 

  159. // CHECK:STDOUT: }
    160. 

  160. // CHECK:STDOUT:
    161.