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carbon-lang
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toolchain
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check
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testdata
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pointer
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address_of_lvalue.carbon

address_of_lvalue.carbon 15 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/pointer/address_of_lvalue.carbon
    8. 

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

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

  10. 

  11. fn F() {
    12. 

  12.   var s: {.a: i32, .b: i32} = {.a = 1, .b = 2};
    13. 

  13. 

  14.   var p: {.a: i32, .b: i32}* = &s;
    15. 

  15.   var q: i32* = &s.a;
    16. 

  16.   var r: i32* = &s.b;
    17. 

  17. 

  18.   var t: (i32, i32) = (1, 2);
    19. 

  19.   var t0: i32* = &t.0;
    20. 

  20.   var t1: i32* = &t.1;
    21. 

  21. }
    22. 

  22. 

  23. // CHECK:STDOUT: --- address_of_lvalue.carbon
    24. 

  24. // CHECK:STDOUT:
    25. 

  25. // CHECK:STDOUT: constants {
    26. 

  26. // CHECK:STDOUT:   %F.type: type = fn_type @F [template]
    27. 

  27. // CHECK:STDOUT:   %F: %F.type = struct_value () [template]
    28. 

  28. // CHECK:STDOUT:   %.1: Core.IntLiteral = int_value 32 [template]
    29. 

  29. // CHECK:STDOUT:   %Int.type: type = fn_type @Int [template]
    30. 

  30. // CHECK:STDOUT:   %Int: %Int.type = struct_value () [template]
    31. 

  31. // CHECK:STDOUT:   %i32: type = int_type signed, %.1 [template]
    32. 

  32. // CHECK:STDOUT:   %.2: type = struct_type {.a: %i32, .b: %i32} [template]
    33. 

  33. // CHECK:STDOUT:   %.3: type = ptr_type %.2 [template]
    34. 

  34. // CHECK:STDOUT:   %.4: Core.IntLiteral = int_value 1 [template]
    35. 

  35. // CHECK:STDOUT:   %.5: Core.IntLiteral = int_value 2 [template]
    36. 

  36. // CHECK:STDOUT:   %.6: type = struct_type {.a: Core.IntLiteral, .b: Core.IntLiteral} [template]
    37. 

  37. // CHECK:STDOUT:   %Convert.type.2: type = fn_type @Convert.1, @ImplicitAs(%i32) [template]
    38. 

  38. // CHECK:STDOUT:   %Convert.type.14: type = fn_type @Convert.2, @impl.1(%.1) [template]
    39. 

  39. // CHECK:STDOUT:   %Convert.14: %Convert.type.14 = struct_value () [template]
    40. 

  40. // CHECK:STDOUT:   %.26: <witness> = interface_witness (%Convert.14) [template]
    41. 

  41. // CHECK:STDOUT:   %.27: <bound method> = bound_method %.4, %Convert.14 [template]
    42. 

  42. // CHECK:STDOUT:   %.28: <specific function> = specific_function %.27, @Convert.2(%.1) [template]
    43. 

  43. // CHECK:STDOUT:   %.29: %i32 = int_value 1 [template]
    44. 

  44. // CHECK:STDOUT:   %.30: <bound method> = bound_method %.5, %Convert.14 [template]
    45. 

  45. // CHECK:STDOUT:   %.31: <specific function> = specific_function %.30, @Convert.2(%.1) [template]
    46. 

  46. // CHECK:STDOUT:   %.32: %i32 = int_value 2 [template]
    47. 

  47. // CHECK:STDOUT:   %struct: %.2 = struct_value (%.29, %.32) [template]
    48. 

  48. // CHECK:STDOUT:   %.33: type = ptr_type %i32 [template]
    49. 

  49. // CHECK:STDOUT:   %tuple.type.1: type = tuple_type (type, type) [template]
    50. 

  50. // CHECK:STDOUT:   %tuple.type.2: type = tuple_type (%i32, %i32) [template]
    51. 

  51. // CHECK:STDOUT:   %tuple.type.3: type = tuple_type (Core.IntLiteral, Core.IntLiteral) [template]
    52. 

  52. // CHECK:STDOUT:   %tuple: %tuple.type.2 = tuple_value (%.29, %.32) [template]
    53. 

  53. // CHECK:STDOUT:   %.35: Core.IntLiteral = int_value 0 [template]
    54. 

  54. // CHECK:STDOUT: }
    55. 

  55. // CHECK:STDOUT:
    56. 

  56. // CHECK:STDOUT: imports {
    57. 

  57. // CHECK:STDOUT:   %Core: <namespace> = namespace file.%Core.import, [template] {
    58. 

  58. // CHECK:STDOUT:     .Int = %import_ref.1
    59. 

  59. // CHECK:STDOUT:     .ImplicitAs = %import_ref.2
    60. 

  60. // CHECK:STDOUT:     import Core//prelude
    61. 

  61. // CHECK:STDOUT:     import Core//prelude/...
    62. 

  62. // CHECK:STDOUT:   }
    63. 

  63. // CHECK:STDOUT: }
    64. 

  64. // CHECK:STDOUT:
    65. 

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

  66. // CHECK:STDOUT:   package: <namespace> = namespace [template] {
    67. 

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

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

  69. // CHECK:STDOUT:   }
    70. 

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

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

  72. // CHECK:STDOUT: }
    73. 

  73. // CHECK:STDOUT:
    74. 

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

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

  76. // CHECK:STDOUT:   %.loc12_15.1: Core.IntLiteral = int_value 32 [template = constants.%.1]
    77. 

  77. // CHECK:STDOUT:   %int.make_type_signed.loc12_15: init type = call constants.%Int(%.loc12_15.1) [template = constants.%i32]
    78. 

  78. // CHECK:STDOUT:   %.loc12_15.2: type = value_of_initializer %int.make_type_signed.loc12_15 [template = constants.%i32]
    79. 

  79. // CHECK:STDOUT:   %.loc12_15.3: type = converted %int.make_type_signed.loc12_15, %.loc12_15.2 [template = constants.%i32]
    80. 

  80. // CHECK:STDOUT:   %.loc12_24.1: Core.IntLiteral = int_value 32 [template = constants.%.1]
    81. 

  81. // CHECK:STDOUT:   %int.make_type_signed.loc12_24: init type = call constants.%Int(%.loc12_24.1) [template = constants.%i32]
    82. 

  82. // CHECK:STDOUT:   %.loc12_24.2: type = value_of_initializer %int.make_type_signed.loc12_24 [template = constants.%i32]
    83. 

  83. // CHECK:STDOUT:   %.loc12_24.3: type = converted %int.make_type_signed.loc12_24, %.loc12_24.2 [template = constants.%i32]
    84. 

  84. // CHECK:STDOUT:   %.loc12_27: type = struct_type {.a: %i32, .b: %i32} [template = constants.%.2]
    85. 

  85. // CHECK:STDOUT:   %s.var: ref %.2 = var s
    86. 

  86. // CHECK:STDOUT:   %s: ref %.2 = bind_name s, %s.var
    87. 

  87. // CHECK:STDOUT:   %.loc12_37: Core.IntLiteral = int_value 1 [template = constants.%.4]
    88. 

  88. // CHECK:STDOUT:   %.loc12_45: Core.IntLiteral = int_value 2 [template = constants.%.5]
    89. 

  89. // CHECK:STDOUT:   %.loc12_46.1: %.6 = struct_literal (%.loc12_37, %.loc12_45)
    90. 

  90. // CHECK:STDOUT:   %.loc12_46.2: %Convert.type.2 = interface_witness_access constants.%.26, element0 [template = constants.%Convert.14]
    91. 

  91. // CHECK:STDOUT:   %.loc12_46.3: <bound method> = bound_method %.loc12_37, %.loc12_46.2 [template = constants.%.27]
    92. 

  92. // CHECK:STDOUT:   %.loc12_46.4: <specific function> = specific_function %.loc12_46.3, @Convert.2(constants.%.1) [template = constants.%.28]
    93. 

  93. // CHECK:STDOUT:   %int.convert_checked.loc12_46.1: init %i32 = call %.loc12_46.4(%.loc12_37) [template = constants.%.29]
    94. 

  94. // CHECK:STDOUT:   %.loc12_46.5: init %i32 = converted %.loc12_37, %int.convert_checked.loc12_46.1 [template = constants.%.29]
    95. 

  95. // CHECK:STDOUT:   %.loc12_46.6: ref %i32 = struct_access %s.var, element0
    96. 

  96. // CHECK:STDOUT:   %.loc12_46.7: init %i32 = initialize_from %.loc12_46.5 to %.loc12_46.6 [template = constants.%.29]
    97. 

  97. // CHECK:STDOUT:   %.loc12_46.8: %Convert.type.2 = interface_witness_access constants.%.26, element0 [template = constants.%Convert.14]
    98. 

  98. // CHECK:STDOUT:   %.loc12_46.9: <bound method> = bound_method %.loc12_45, %.loc12_46.8 [template = constants.%.30]
    99. 

  99. // CHECK:STDOUT:   %.loc12_46.10: <specific function> = specific_function %.loc12_46.9, @Convert.2(constants.%.1) [template = constants.%.31]
    100. 

  100. // CHECK:STDOUT:   %int.convert_checked.loc12_46.2: init %i32 = call %.loc12_46.10(%.loc12_45) [template = constants.%.32]
    101. 

  101. // CHECK:STDOUT:   %.loc12_46.11: init %i32 = converted %.loc12_45, %int.convert_checked.loc12_46.2 [template = constants.%.32]
    102. 

  102. // CHECK:STDOUT:   %.loc12_46.12: ref %i32 = struct_access %s.var, element1
    103. 

  103. // CHECK:STDOUT:   %.loc12_46.13: init %i32 = initialize_from %.loc12_46.11 to %.loc12_46.12 [template = constants.%.32]
    104. 

  104. // CHECK:STDOUT:   %.loc12_46.14: init %.2 = struct_init (%.loc12_46.7, %.loc12_46.13) to %s.var [template = constants.%struct]
    105. 

  105. // CHECK:STDOUT:   %.loc12_47: init %.2 = converted %.loc12_46.1, %.loc12_46.14 [template = constants.%struct]
    106. 

  106. // CHECK:STDOUT:   assign %s.var, %.loc12_47
    107. 

  107. // CHECK:STDOUT:   %.loc14_15.1: Core.IntLiteral = int_value 32 [template = constants.%.1]
    108. 

  108. // CHECK:STDOUT:   %int.make_type_signed.loc14_15: init type = call constants.%Int(%.loc14_15.1) [template = constants.%i32]
    109. 

  109. // CHECK:STDOUT:   %.loc14_15.2: type = value_of_initializer %int.make_type_signed.loc14_15 [template = constants.%i32]
    110. 

  110. // CHECK:STDOUT:   %.loc14_15.3: type = converted %int.make_type_signed.loc14_15, %.loc14_15.2 [template = constants.%i32]
    111. 

  111. // CHECK:STDOUT:   %.loc14_24.1: Core.IntLiteral = int_value 32 [template = constants.%.1]
    112. 

  112. // CHECK:STDOUT:   %int.make_type_signed.loc14_24: init type = call constants.%Int(%.loc14_24.1) [template = constants.%i32]
    113. 

  113. // CHECK:STDOUT:   %.loc14_24.2: type = value_of_initializer %int.make_type_signed.loc14_24 [template = constants.%i32]
    114. 

  114. // CHECK:STDOUT:   %.loc14_24.3: type = converted %int.make_type_signed.loc14_24, %.loc14_24.2 [template = constants.%i32]
    115. 

  115. // CHECK:STDOUT:   %.loc14_27: type = struct_type {.a: %i32, .b: %i32} [template = constants.%.2]
    116. 

  116. // CHECK:STDOUT:   %.loc14_28: type = ptr_type %.2 [template = constants.%.3]
    117. 

  117. // CHECK:STDOUT:   %p.var: ref %.3 = var p
    118. 

  118. // CHECK:STDOUT:   %p: ref %.3 = bind_name p, %p.var
    119. 

  119. // CHECK:STDOUT:   %s.ref.loc14: ref %.2 = name_ref s, %s
    120. 

  120. // CHECK:STDOUT:   %.loc14_32: %.3 = addr_of %s.ref.loc14
    121. 

  121. // CHECK:STDOUT:   assign %p.var, %.loc14_32
    122. 

  122. // CHECK:STDOUT:   %.loc15_10: Core.IntLiteral = int_value 32 [template = constants.%.1]
    123. 

  123. // CHECK:STDOUT:   %int.make_type_signed.loc15: init type = call constants.%Int(%.loc15_10) [template = constants.%i32]
    124. 

  124. // CHECK:STDOUT:   %.loc15_13.1: type = value_of_initializer %int.make_type_signed.loc15 [template = constants.%i32]
    125. 

  125. // CHECK:STDOUT:   %.loc15_13.2: type = converted %int.make_type_signed.loc15, %.loc15_13.1 [template = constants.%i32]
    126. 

  126. // CHECK:STDOUT:   %.loc15_13.3: type = ptr_type %i32 [template = constants.%.33]
    127. 

  127. // CHECK:STDOUT:   %q.var: ref %.33 = var q
    128. 

  128. // CHECK:STDOUT:   %q: ref %.33 = bind_name q, %q.var
    129. 

  129. // CHECK:STDOUT:   %s.ref.loc15: ref %.2 = name_ref s, %s
    130. 

  130. // CHECK:STDOUT:   %.loc15_19: ref %i32 = struct_access %s.ref.loc15, element0
    131. 

  131. // CHECK:STDOUT:   %.loc15_17: %.33 = addr_of %.loc15_19
    132. 

  132. // CHECK:STDOUT:   assign %q.var, %.loc15_17
    133. 

  133. // CHECK:STDOUT:   %.loc16_10: Core.IntLiteral = int_value 32 [template = constants.%.1]
    134. 

  134. // CHECK:STDOUT:   %int.make_type_signed.loc16: init type = call constants.%Int(%.loc16_10) [template = constants.%i32]
    135. 

  135. // CHECK:STDOUT:   %.loc16_13.1: type = value_of_initializer %int.make_type_signed.loc16 [template = constants.%i32]
    136. 

  136. // CHECK:STDOUT:   %.loc16_13.2: type = converted %int.make_type_signed.loc16, %.loc16_13.1 [template = constants.%i32]
    137. 

  137. // CHECK:STDOUT:   %.loc16_13.3: type = ptr_type %i32 [template = constants.%.33]
    138. 

  138. // CHECK:STDOUT:   %r.var: ref %.33 = var r
    139. 

  139. // CHECK:STDOUT:   %r: ref %.33 = bind_name r, %r.var
    140. 

  140. // CHECK:STDOUT:   %s.ref.loc16: ref %.2 = name_ref s, %s
    141. 

  141. // CHECK:STDOUT:   %.loc16_19: ref %i32 = struct_access %s.ref.loc16, element1
    142. 

  142. // CHECK:STDOUT:   %.loc16_17: %.33 = addr_of %.loc16_19
    143. 

  143. // CHECK:STDOUT:   assign %r.var, %.loc16_17
    144. 

  144. // CHECK:STDOUT:   %.loc18_11: Core.IntLiteral = int_value 32 [template = constants.%.1]
    145. 

  145. // CHECK:STDOUT:   %int.make_type_signed.loc18_11: init type = call constants.%Int(%.loc18_11) [template = constants.%i32]
    146. 

  146. // CHECK:STDOUT:   %.loc18_16: Core.IntLiteral = int_value 32 [template = constants.%.1]
    147. 

  147. // CHECK:STDOUT:   %int.make_type_signed.loc18_16: init type = call constants.%Int(%.loc18_16) [template = constants.%i32]
    148. 

  148. // CHECK:STDOUT:   %.loc18_19.1: %tuple.type.1 = tuple_literal (%int.make_type_signed.loc18_11, %int.make_type_signed.loc18_16)
    149. 

  149. // CHECK:STDOUT:   %.loc18_19.2: type = value_of_initializer %int.make_type_signed.loc18_11 [template = constants.%i32]
    150. 

  150. // CHECK:STDOUT:   %.loc18_19.3: type = converted %int.make_type_signed.loc18_11, %.loc18_19.2 [template = constants.%i32]
    151. 

  151. // CHECK:STDOUT:   %.loc18_19.4: type = value_of_initializer %int.make_type_signed.loc18_16 [template = constants.%i32]
    152. 

  152. // CHECK:STDOUT:   %.loc18_19.5: type = converted %int.make_type_signed.loc18_16, %.loc18_19.4 [template = constants.%i32]
    153. 

  153. // CHECK:STDOUT:   %.loc18_19.6: type = converted %.loc18_19.1, constants.%tuple.type.2 [template = constants.%tuple.type.2]
    154. 

  154. // CHECK:STDOUT:   %t.var: ref %tuple.type.2 = var t
    155. 

  155. // CHECK:STDOUT:   %t: ref %tuple.type.2 = bind_name t, %t.var
    156. 

  156. // CHECK:STDOUT:   %.loc18_24: Core.IntLiteral = int_value 1 [template = constants.%.4]
    157. 

  157. // CHECK:STDOUT:   %.loc18_27: Core.IntLiteral = int_value 2 [template = constants.%.5]
    158. 

  158. // CHECK:STDOUT:   %.loc18_28.1: %tuple.type.3 = tuple_literal (%.loc18_24, %.loc18_27)
    159. 

  159. // CHECK:STDOUT:   %.loc18_28.2: %Convert.type.2 = interface_witness_access constants.%.26, element0 [template = constants.%Convert.14]
    160. 

  160. // CHECK:STDOUT:   %.loc18_28.3: <bound method> = bound_method %.loc18_24, %.loc18_28.2 [template = constants.%.27]
    161. 

  161. // CHECK:STDOUT:   %.loc18_28.4: <specific function> = specific_function %.loc18_28.3, @Convert.2(constants.%.1) [template = constants.%.28]
    162. 

  162. // CHECK:STDOUT:   %int.convert_checked.loc18_28.1: init %i32 = call %.loc18_28.4(%.loc18_24) [template = constants.%.29]
    163. 

  163. // CHECK:STDOUT:   %.loc18_28.5: init %i32 = converted %.loc18_24, %int.convert_checked.loc18_28.1 [template = constants.%.29]
    164. 

  164. // CHECK:STDOUT:   %.loc18_28.6: ref %i32 = tuple_access %t.var, element0
    165. 

  165. // CHECK:STDOUT:   %.loc18_28.7: init %i32 = initialize_from %.loc18_28.5 to %.loc18_28.6 [template = constants.%.29]
    166. 

  166. // CHECK:STDOUT:   %.loc18_28.8: %Convert.type.2 = interface_witness_access constants.%.26, element0 [template = constants.%Convert.14]
    167. 

  167. // CHECK:STDOUT:   %.loc18_28.9: <bound method> = bound_method %.loc18_27, %.loc18_28.8 [template = constants.%.30]
    168. 

  168. // CHECK:STDOUT:   %.loc18_28.10: <specific function> = specific_function %.loc18_28.9, @Convert.2(constants.%.1) [template = constants.%.31]
    169. 

  169. // CHECK:STDOUT:   %int.convert_checked.loc18_28.2: init %i32 = call %.loc18_28.10(%.loc18_27) [template = constants.%.32]
    170. 

  170. // CHECK:STDOUT:   %.loc18_28.11: init %i32 = converted %.loc18_27, %int.convert_checked.loc18_28.2 [template = constants.%.32]
    171. 

  171. // CHECK:STDOUT:   %.loc18_28.12: ref %i32 = tuple_access %t.var, element1
    172. 

  172. // CHECK:STDOUT:   %.loc18_28.13: init %i32 = initialize_from %.loc18_28.11 to %.loc18_28.12 [template = constants.%.32]
    173. 

  173. // CHECK:STDOUT:   %.loc18_28.14: init %tuple.type.2 = tuple_init (%.loc18_28.7, %.loc18_28.13) to %t.var [template = constants.%tuple]
    174. 

  174. // CHECK:STDOUT:   %.loc18_29: init %tuple.type.2 = converted %.loc18_28.1, %.loc18_28.14 [template = constants.%tuple]
    175. 

  175. // CHECK:STDOUT:   assign %t.var, %.loc18_29
    176. 

  176. // CHECK:STDOUT:   %.loc19_11: Core.IntLiteral = int_value 32 [template = constants.%.1]
    177. 

  177. // CHECK:STDOUT:   %int.make_type_signed.loc19: init type = call constants.%Int(%.loc19_11) [template = constants.%i32]
    178. 

  178. // CHECK:STDOUT:   %.loc19_14.1: type = value_of_initializer %int.make_type_signed.loc19 [template = constants.%i32]
    179. 

  179. // CHECK:STDOUT:   %.loc19_14.2: type = converted %int.make_type_signed.loc19, %.loc19_14.1 [template = constants.%i32]
    180. 

  180. // CHECK:STDOUT:   %.loc19_14.3: type = ptr_type %i32 [template = constants.%.33]
    181. 

  181. // CHECK:STDOUT:   %t0.var: ref %.33 = var t0
    182. 

  182. // CHECK:STDOUT:   %t0: ref %.33 = bind_name t0, %t0.var
    183. 

  183. // CHECK:STDOUT:   %t.ref.loc19: ref %tuple.type.2 = name_ref t, %t
    184. 

  184. // CHECK:STDOUT:   %.loc19_21: Core.IntLiteral = int_value 0 [template = constants.%.35]
    185. 

  185. // CHECK:STDOUT:   %.loc19_20: ref %i32 = tuple_access %t.ref.loc19, element0
    186. 

  186. // CHECK:STDOUT:   %.loc19_18: %.33 = addr_of %.loc19_20
    187. 

  187. // CHECK:STDOUT:   assign %t0.var, %.loc19_18
    188. 

  188. // CHECK:STDOUT:   %.loc20_11: Core.IntLiteral = int_value 32 [template = constants.%.1]
    189. 

  189. // CHECK:STDOUT:   %int.make_type_signed.loc20: init type = call constants.%Int(%.loc20_11) [template = constants.%i32]
    190. 

  190. // CHECK:STDOUT:   %.loc20_14.1: type = value_of_initializer %int.make_type_signed.loc20 [template = constants.%i32]
    191. 

  191. // CHECK:STDOUT:   %.loc20_14.2: type = converted %int.make_type_signed.loc20, %.loc20_14.1 [template = constants.%i32]
    192. 

  192. // CHECK:STDOUT:   %.loc20_14.3: type = ptr_type %i32 [template = constants.%.33]
    193. 

  193. // CHECK:STDOUT:   %t1.var: ref %.33 = var t1
    194. 

  194. // CHECK:STDOUT:   %t1: ref %.33 = bind_name t1, %t1.var
    195. 

  195. // CHECK:STDOUT:   %t.ref.loc20: ref %tuple.type.2 = name_ref t, %t
    196. 

  196. // CHECK:STDOUT:   %.loc20_21: Core.IntLiteral = int_value 1 [template = constants.%.4]
    197. 

  197. // CHECK:STDOUT:   %.loc20_20: ref %i32 = tuple_access %t.ref.loc20, element1
    198. 

  198. // CHECK:STDOUT:   %.loc20_18: %.33 = addr_of %.loc20_20
    199. 

  199. // CHECK:STDOUT:   assign %t1.var, %.loc20_18
    200. 

  200. // CHECK:STDOUT:   return
    201. 

  201. // CHECK:STDOUT: }
    202. 

  202. // CHECK:STDOUT:
    203.