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fail_assign_non_ref.carbon

fail_assign_non_ref.carbon 9.8 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/operators/overloaded/fail_assign_non_ref.carbon
    8. 

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

  9. // TIP:   bazel run //toolchain/testing:file_test -- --dump_output --file_tests=toolchain/check/testdata/operators/overloaded/fail_assign_non_ref.carbon
    10. 

  10. 

  11. package User;
    12. 

  12. 

  13. class C {};
    14. 

  14. 

  15. impl C as Core.Inc {
    16. 

  16.   fn Op[addr self: C*]();
    17. 

  17. }
    18. 

  18. impl C as Core.AddAssign {
    19. 

  19.   fn Op[addr self: C*](other: C);
    20. 

  20. }
    21. 

  21. 

  22. fn TestIncNonRef(a: C) {
    23. 

  23.   // CHECK:STDERR: fail_assign_non_ref.carbon:[[@LINE+7]]:5: error: `addr self` method cannot be invoked on a value [AddrSelfIsNonRef]
    24. 

  24.   // CHECK:STDERR:   ++a;
    25. 

  25.   // CHECK:STDERR:     ^
    26. 

  26.   // CHECK:STDERR: fail_assign_non_ref.carbon:[[@LINE-10]]:9: note: initializing function parameter [InCallToFunctionParam]
    27. 

  27.   // CHECK:STDERR:   fn Op[addr self: C*]();
    28. 

  28.   // CHECK:STDERR:         ^~~~~~~~~~~~~
    29. 

  29.   // CHECK:STDERR:
    30. 

  30.   ++a;
    31. 

  31. }
    32. 

  32. 

  33. fn TestAddAssignNonRef(a: C, b: C) {
    34. 

  34.   // CHECK:STDERR: fail_assign_non_ref.carbon:[[@LINE+6]]:3: error: `addr self` method cannot be invoked on a value [AddrSelfIsNonRef]
    35. 

  35.   // CHECK:STDERR:   a += b;
    36. 

  36.   // CHECK:STDERR:   ^
    37. 

  37.   // CHECK:STDERR: fail_assign_non_ref.carbon:[[@LINE-18]]:9: note: initializing function parameter [InCallToFunctionParam]
    38. 

  38.   // CHECK:STDERR:   fn Op[addr self: C*](other: C);
    39. 

  39.   // CHECK:STDERR:         ^~~~~~~~~~~~~
    40. 

  40.   a += b;
    41. 

  41. }
    42. 

  42. 

  43. // CHECK:STDOUT: --- fail_assign_non_ref.carbon
    44. 

  44. // CHECK:STDOUT:
    45. 

  45. // CHECK:STDOUT: constants {
    46. 

  46. // CHECK:STDOUT:   %C: type = class_type @C [template]
    47. 

  47. // CHECK:STDOUT:   %.1: type = struct_type {} [template]
    48. 

  48. // CHECK:STDOUT:   %.2: <witness> = complete_type_witness %.1 [template]
    49. 

  49. // CHECK:STDOUT:   %Inc.type: type = facet_type <@Inc> [template]
    50. 

  50. // CHECK:STDOUT:   %.3: type = ptr_type %C [template]
    51. 

  51. // CHECK:STDOUT:   %Op.type.1: type = fn_type @Op.1 [template]
    52. 

  52. // CHECK:STDOUT:   %empty_tuple.type: type = tuple_type () [template]
    53. 

  53. // CHECK:STDOUT:   %Op.1: %Op.type.1 = struct_value () [template]
    54. 

  54. // CHECK:STDOUT:   %Op.type.2: type = fn_type @Op.2 [template]
    55. 

  55. // CHECK:STDOUT:   %.5: <witness> = interface_witness (%Op.1) [template]
    56. 

  56. // CHECK:STDOUT:   %AddAssign.type: type = facet_type <@AddAssign> [template]
    57. 

  57. // CHECK:STDOUT:   %Op.type.3: type = fn_type @Op.3 [template]
    58. 

  58. // CHECK:STDOUT:   %Op.3: %Op.type.3 = struct_value () [template]
    59. 

  59. // CHECK:STDOUT:   %Op.type.4: type = fn_type @Op.4 [template]
    60. 

  60. // CHECK:STDOUT:   %.7: <witness> = interface_witness (%Op.3) [template]
    61. 

  61. // CHECK:STDOUT:   %TestIncNonRef.type: type = fn_type @TestIncNonRef [template]
    62. 

  62. // CHECK:STDOUT:   %TestIncNonRef: %TestIncNonRef.type = struct_value () [template]
    63. 

  63. // CHECK:STDOUT:   %TestAddAssignNonRef.type: type = fn_type @TestAddAssignNonRef [template]
    64. 

  64. // CHECK:STDOUT:   %TestAddAssignNonRef: %TestAddAssignNonRef.type = struct_value () [template]
    65. 

  65. // CHECK:STDOUT: }
    66. 

  66. // CHECK:STDOUT:
    67. 

  67. // CHECK:STDOUT: imports {
    68. 

  68. // CHECK:STDOUT:   %Core: <namespace> = namespace file.%Core.import, [template] {
    69. 

  69. // CHECK:STDOUT:     .Inc = %import_ref.1
    70. 

  70. // CHECK:STDOUT:     .AddAssign = %import_ref.5
    71. 

  71. // CHECK:STDOUT:     import Core//prelude
    72. 

  72. // CHECK:STDOUT:     import Core//prelude/...
    73. 

  73. // CHECK:STDOUT:   }
    74. 

  74. // CHECK:STDOUT:   %import_ref.1: type = import_ref Core//prelude/operators/arithmetic, inst+63, loaded [template = constants.%Inc.type]
    75. 

  75. // CHECK:STDOUT:   %import_ref.5: type = import_ref Core//prelude/operators/arithmetic, inst+34, loaded [template = constants.%AddAssign.type]
    76. 

  76. // CHECK:STDOUT: }
    77. 

  77. // CHECK:STDOUT:
    78. 

  78. // CHECK:STDOUT: file {
    79. 

  79. // CHECK:STDOUT:   package: <namespace> = namespace [template] {
    80. 

  80. // CHECK:STDOUT:     .Core = imports.%Core
    81. 

  81. // CHECK:STDOUT:     .C = %C.decl
    82. 

  82. // CHECK:STDOUT:     .TestIncNonRef = %TestIncNonRef.decl
    83. 

  83. // CHECK:STDOUT:     .TestAddAssignNonRef = %TestAddAssignNonRef.decl
    84. 

  84. // CHECK:STDOUT:   }
    85. 

  85. // CHECK:STDOUT:   %Core.import = import Core
    86. 

  86. // CHECK:STDOUT:   %C.decl: type = class_decl @C [template = constants.%C] {} {}
    87. 

  87. // CHECK:STDOUT:   impl_decl @impl.1 [template] {} {
    88. 

  88. // CHECK:STDOUT:     %C.ref: type = name_ref C, file.%C.decl [template = constants.%C]
    89. 

  89. // CHECK:STDOUT:     %Core.ref: <namespace> = name_ref Core, imports.%Core [template = imports.%Core]
    90. 

  90. // CHECK:STDOUT:     %Inc.ref: type = name_ref Inc, imports.%import_ref.1 [template = constants.%Inc.type]
    91. 

  91. // CHECK:STDOUT:   }
    92. 

  92. // CHECK:STDOUT:   impl_decl @impl.2 [template] {} {
    93. 

  93. // CHECK:STDOUT:     %C.ref: type = name_ref C, file.%C.decl [template = constants.%C]
    94. 

  94. // CHECK:STDOUT:     %Core.ref: <namespace> = name_ref Core, imports.%Core [template = imports.%Core]
    95. 

  95. // CHECK:STDOUT:     %AddAssign.ref: type = name_ref AddAssign, imports.%import_ref.5 [template = constants.%AddAssign.type]
    96. 

  96. // CHECK:STDOUT:   }
    97. 

  97. // CHECK:STDOUT:   %TestIncNonRef.decl: %TestIncNonRef.type = fn_decl @TestIncNonRef [template = constants.%TestIncNonRef] {
    98. 

  98. // CHECK:STDOUT:     %a.patt: %C = binding_pattern a
    99. 

  99. // CHECK:STDOUT:     %a.param_patt: %C = value_param_pattern %a.patt, runtime_param0
    100. 

  100. // CHECK:STDOUT:   } {
    101. 

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

  102. // CHECK:STDOUT:     %a.param: %C = value_param runtime_param0
    103. 

  103. // CHECK:STDOUT:     %a: %C = bind_name a, %a.param
    104. 

  104. // CHECK:STDOUT:   }
    105. 

  105. // CHECK:STDOUT:   %TestAddAssignNonRef.decl: %TestAddAssignNonRef.type = fn_decl @TestAddAssignNonRef [template = constants.%TestAddAssignNonRef] {
    106. 

  106. // CHECK:STDOUT:     %a.patt: %C = binding_pattern a
    107. 

  107. // CHECK:STDOUT:     %a.param_patt: %C = value_param_pattern %a.patt, runtime_param0
    108. 

  108. // CHECK:STDOUT:     %b.patt: %C = binding_pattern b
    109. 

  109. // CHECK:STDOUT:     %b.param_patt: %C = value_param_pattern %b.patt, runtime_param1
    110. 

  110. // CHECK:STDOUT:   } {
    111. 

  111. // CHECK:STDOUT:     %C.ref.loc33_27: type = name_ref C, file.%C.decl [template = constants.%C]
    112. 

  112. // CHECK:STDOUT:     %C.ref.loc33_33: type = name_ref C, file.%C.decl [template = constants.%C]
    113. 

  113. // CHECK:STDOUT:     %a.param: %C = value_param runtime_param0
    114. 

  114. // CHECK:STDOUT:     %a: %C = bind_name a, %a.param
    115. 

  115. // CHECK:STDOUT:     %b.param: %C = value_param runtime_param1
    116. 

  116. // CHECK:STDOUT:     %b: %C = bind_name b, %b.param
    117. 

  117. // CHECK:STDOUT:   }
    118. 

  118. // CHECK:STDOUT: }
    119. 

  119. // CHECK:STDOUT:
    120. 

  120. // CHECK:STDOUT: impl @impl.1: %C.ref as %Inc.ref {
    121. 

  121. // CHECK:STDOUT:   %Op.decl: %Op.type.1 = fn_decl @Op.1 [template = constants.%Op.1] {
    122. 

  122. // CHECK:STDOUT:     %self.patt: %.3 = binding_pattern self
    123. 

  123. // CHECK:STDOUT:     %self.param_patt: %.3 = value_param_pattern %self.patt, runtime_param0
    124. 

  124. // CHECK:STDOUT:     %.loc16_9: auto = addr_pattern %self.param_patt
    125. 

  125. // CHECK:STDOUT:   } {
    126. 

  126. // CHECK:STDOUT:     %C.ref: type = name_ref C, file.%C.decl [template = constants.%C]
    127. 

  127. // CHECK:STDOUT:     %.loc16_21: type = ptr_type %C [template = constants.%.3]
    128. 

  128. // CHECK:STDOUT:     %self.param: %.3 = value_param runtime_param0
    129. 

  129. // CHECK:STDOUT:     %self: %.3 = bind_name self, %self.param
    130. 

  130. // CHECK:STDOUT:   }
    131. 

  131. // CHECK:STDOUT:   %.loc15: <witness> = interface_witness (%Op.decl) [template = constants.%.5]
    132. 

  132. // CHECK:STDOUT:
    133. 

  133. // CHECK:STDOUT: !members:
    134. 

  134. // CHECK:STDOUT:   .Op = %Op.decl
    135. 

  135. // CHECK:STDOUT:   witness = %.loc15
    136. 

  136. // CHECK:STDOUT: }
    137. 

  137. // CHECK:STDOUT:
    138. 

  138. // CHECK:STDOUT: impl @impl.2: %C.ref as %AddAssign.ref {
    139. 

  139. // CHECK:STDOUT:   %Op.decl: %Op.type.3 = fn_decl @Op.3 [template = constants.%Op.3] {
    140. 

  140. // CHECK:STDOUT:     %self.patt: %.3 = binding_pattern self
    141. 

  141. // CHECK:STDOUT:     %self.param_patt: %.3 = value_param_pattern %self.patt, runtime_param0
    142. 

  142. // CHECK:STDOUT:     %.loc19_9: auto = addr_pattern %self.param_patt
    143. 

  143. // CHECK:STDOUT:     %other.patt: %C = binding_pattern other
    144. 

  144. // CHECK:STDOUT:     %other.param_patt: %C = value_param_pattern %other.patt, runtime_param1
    145. 

  145. // CHECK:STDOUT:   } {
    146. 

  146. // CHECK:STDOUT:     %C.ref.loc19_20: type = name_ref C, file.%C.decl [template = constants.%C]
    147. 

  147. // CHECK:STDOUT:     %.loc19_21: type = ptr_type %C [template = constants.%.3]
    148. 

  148. // CHECK:STDOUT:     %C.ref.loc19_31: type = name_ref C, file.%C.decl [template = constants.%C]
    149. 

  149. // CHECK:STDOUT:     %self.param: %.3 = value_param runtime_param0
    150. 

  150. // CHECK:STDOUT:     %self: %.3 = bind_name self, %self.param
    151. 

  151. // CHECK:STDOUT:     %other.param: %C = value_param runtime_param1
    152. 

  152. // CHECK:STDOUT:     %other: %C = bind_name other, %other.param
    153. 

  153. // CHECK:STDOUT:   }
    154. 

  154. // CHECK:STDOUT:   %.loc18: <witness> = interface_witness (%Op.decl) [template = constants.%.7]
    155. 

  155. // CHECK:STDOUT:
    156. 

  156. // CHECK:STDOUT: !members:
    157. 

  157. // CHECK:STDOUT:   .Op = %Op.decl
    158. 

  158. // CHECK:STDOUT:   witness = %.loc18
    159. 

  159. // CHECK:STDOUT: }
    160. 

  160. // CHECK:STDOUT:
    161. 

  161. // CHECK:STDOUT: class @C {
    162. 

  162. // CHECK:STDOUT:   %.loc13: <witness> = complete_type_witness %.1 [template = constants.%.2]
    163. 

  163. // CHECK:STDOUT:
    164. 

  164. // CHECK:STDOUT: !members:
    165. 

  165. // CHECK:STDOUT:   .Self = constants.%C
    166. 

  166. // CHECK:STDOUT: }
    167. 

  167. // CHECK:STDOUT:
    168. 

  168. // CHECK:STDOUT: fn @Op.1[addr %self.param_patt: %.3]();
    169. 

  169. // CHECK:STDOUT:
    170. 

  170. // CHECK:STDOUT: fn @Op.3[addr %self.param_patt: %.3](%other.param_patt: %C);
    171. 

  171. // CHECK:STDOUT:
    172. 

  172. // CHECK:STDOUT: fn @TestIncNonRef(%a.param_patt: %C) {
    173. 

  173. // CHECK:STDOUT: !entry:
    174. 

  174. // CHECK:STDOUT:   %a.ref: %C = name_ref a, %a
    175. 

  175. // CHECK:STDOUT:   %.loc30_3.1: %Op.type.2 = interface_witness_access constants.%.5, element0 [template = constants.%Op.1]
    176. 

  176. // CHECK:STDOUT:   %.loc30_3.2: <bound method> = bound_method %a.ref, %.loc30_3.1
    177. 

  177. // CHECK:STDOUT:   %Op.call: init %empty_tuple.type = call %.loc30_3.2(<error>)
    178. 

  178. // CHECK:STDOUT:   return
    179. 

  179. // CHECK:STDOUT: }
    180. 

  180. // CHECK:STDOUT:
    181. 

  181. // CHECK:STDOUT: fn @TestAddAssignNonRef(%a.param_patt: %C, %b.param_patt: %C) {
    182. 

  182. // CHECK:STDOUT: !entry:
    183. 

  183. // CHECK:STDOUT:   %a.ref: %C = name_ref a, %a
    184. 

  184. // CHECK:STDOUT:   %b.ref: %C = name_ref b, %b
    185. 

  185. // CHECK:STDOUT:   %.loc40_5.1: %Op.type.4 = interface_witness_access constants.%.7, element0 [template = constants.%Op.3]
    186. 

  186. // CHECK:STDOUT:   %.loc40_5.2: <bound method> = bound_method %a.ref, %.loc40_5.1
    187. 

  187. // CHECK:STDOUT:   %Op.call: init %empty_tuple.type = call %.loc40_5.2(<error>, %b.ref)
    188. 

  188. // CHECK:STDOUT:   return
    189. 

  189. // CHECK:STDOUT: }
    190. 

  190. // CHECK:STDOUT:
    191.