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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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generic
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var_param.carbon

var_param.carbon 9.2 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. // INCLUDE-FILE: toolchain/testing/testdata/min_prelude/int.carbon
    6. 

  6. //
    7. 

  7. // AUTOUPDATE
    8. 

  8. // TIP: To test this file alone, run:
    9. 

  9. // TIP:   bazel test //toolchain/testing:file_test --test_arg=--file_tests=toolchain/check/testdata/generic/var_param.carbon
    10. 

  10. // TIP: To dump output, run:
    11. 

  11. // TIP:   bazel run //toolchain/testing:file_test -- --dump_output --file_tests=toolchain/check/testdata/generic/var_param.carbon
    12. 

  12. 

  13. interface I {
    14. 

  14.   fn Op[self: Self]();
    15. 

  15. }
    16. 

  16. 

  17. impl i32 as I {
    18. 

  18.   fn Op[unused self: Self]() {}
    19. 

  19. }
    20. 

  20. 

  21. //@dump-sem-ir-begin
    22. 

  22. fn TestOp[T:! I](unused var x: T) {}
    23. 

  23. //@dump-sem-ir-end
    24. 

  24. 

  25. fn Test(x: i32) {
    26. 

  26.   //@dump-sem-ir-begin
    27. 

  27.   TestOp(x);
    28. 

  28.   //@dump-sem-ir-end
    29. 

  29. }
    30. 

  30. 

  31. // CHECK:STDOUT: --- var_param.carbon
    32. 

  32. // CHECK:STDOUT:
    33. 

  33. // CHECK:STDOUT: constants {
    34. 

  34. // CHECK:STDOUT:   %I.type: type = facet_type <@I> [concrete]
    35. 

  35. // CHECK:STDOUT:   %empty_tuple.type: type = tuple_type () [concrete]
    36. 

  36. // CHECK:STDOUT:   %int_32: Core.IntLiteral = int_value 32 [concrete]
    37. 

  37. // CHECK:STDOUT:   %N: Core.IntLiteral = symbolic_binding N, 0 [symbolic]
    38. 

  38. // CHECK:STDOUT:   %i32: type = class_type @Int, @Int(%int_32) [concrete]
    39. 

  39. // CHECK:STDOUT:   %I.impl_witness: <witness> = impl_witness @i32.as.I.impl.%I.impl_witness_table [concrete]
    40. 

  40. // CHECK:STDOUT:   %pattern_type.7ce: type = pattern_type %i32 [concrete]
    41. 

  41. // CHECK:STDOUT:   %I.facet: %I.type = facet_value %i32, (%I.impl_witness) [concrete]
    42. 

  42. // CHECK:STDOUT:   %i32.builtin: type = int_type signed, %int_32 [concrete]
    43. 

  43. // CHECK:STDOUT:   %complete_type.f8a: <witness> = complete_type_witness %i32.builtin [concrete]
    44. 

  44. // CHECK:STDOUT:   %pattern_type.9d9: type = pattern_type %I.type [concrete]
    45. 

  45. // CHECK:STDOUT:   %T.651: %I.type = symbolic_binding T, 0 [symbolic]
    46. 

  46. // CHECK:STDOUT:   %T.as_type.066: type = facet_access_type %T.651 [symbolic]
    47. 

  47. // CHECK:STDOUT:   %pattern_type.f4e: type = pattern_type %T.as_type.066 [symbolic]
    48. 

  48. // CHECK:STDOUT:   %TestOp.type: type = fn_type @TestOp [concrete]
    49. 

  49. // CHECK:STDOUT:   %TestOp: %TestOp.type = struct_value () [concrete]
    50. 

  50. // CHECK:STDOUT:   %require_complete.6bb: <witness> = require_complete_type %T.as_type.066 [symbolic]
    51. 

  51. // CHECK:STDOUT:   %TestOp.specific_fn: <specific function> = specific_function %TestOp, @TestOp(%I.facet) [concrete]
    52. 

  52. // CHECK:STDOUT:   %Copy.type: type = facet_type <@Copy> [concrete]
    53. 

  53. // CHECK:STDOUT:   %Int.as.Copy.impl.Op.type.824: type = fn_type @Int.as.Copy.impl.Op, @Int.as.Copy.impl(%N) [symbolic]
    54. 

  54. // CHECK:STDOUT:   %Int.as.Copy.impl.Op.9b9: %Int.as.Copy.impl.Op.type.824 = struct_value () [symbolic]
    55. 

  55. // CHECK:STDOUT:   %Copy.impl_witness.f17: <witness> = impl_witness imports.%Copy.impl_witness_table.e76, @Int.as.Copy.impl(%int_32) [concrete]
    56. 

  56. // CHECK:STDOUT:   %Int.as.Copy.impl.Op.type.546: type = fn_type @Int.as.Copy.impl.Op, @Int.as.Copy.impl(%int_32) [concrete]
    57. 

  57. // CHECK:STDOUT:   %Int.as.Copy.impl.Op.664: %Int.as.Copy.impl.Op.type.546 = struct_value () [concrete]
    58. 

  58. // CHECK:STDOUT:   %Copy.facet: %Copy.type = facet_value %i32, (%Copy.impl_witness.f17) [concrete]
    59. 

  59. // CHECK:STDOUT:   %Copy.WithSelf.Op.type.081: type = fn_type @Copy.WithSelf.Op, @Copy.WithSelf(%Copy.facet) [concrete]
    60. 

  60. // CHECK:STDOUT:   %.8e2: type = fn_type_with_self_type %Copy.WithSelf.Op.type.081, %Copy.facet [concrete]
    61. 

  61. // CHECK:STDOUT:   %Int.as.Copy.impl.Op.specific_fn: <specific function> = specific_function %Int.as.Copy.impl.Op.664, @Int.as.Copy.impl.Op(%int_32) [concrete]
    62. 

  62. // CHECK:STDOUT:   %Destroy.Op.type.bae255.2: type = fn_type @Destroy.Op.loc22_25.2 [concrete]
    63. 

  63. // CHECK:STDOUT:   %Destroy.Op.651ba6.2: %Destroy.Op.type.bae255.2 = struct_value () [concrete]
    64. 

  64. // CHECK:STDOUT: }
    65. 

  65. // CHECK:STDOUT:
    66. 

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

  67. // CHECK:STDOUT:   %Core.import_ref.18d: @Int.as.Copy.impl.%Int.as.Copy.impl.Op.type (%Int.as.Copy.impl.Op.type.824) = import_ref Core//prelude/parts/int, loc{{\d+_\d+}}, loaded [symbolic = @Int.as.Copy.impl.%Int.as.Copy.impl.Op (constants.%Int.as.Copy.impl.Op.9b9)]
    68. 

  68. // CHECK:STDOUT:   %Copy.impl_witness_table.e76 = impl_witness_table (%Core.import_ref.18d), @Int.as.Copy.impl [concrete]
    69. 

  69. // CHECK:STDOUT: }
    70. 

  70. // CHECK:STDOUT:
    71. 

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

  72. // CHECK:STDOUT:   %TestOp.decl: %TestOp.type = fn_decl @TestOp [concrete = constants.%TestOp] {
    73. 

  73. // CHECK:STDOUT:     %T.patt: %pattern_type.9d9 = symbolic_binding_pattern T, 0 [concrete]
    74. 

  74. // CHECK:STDOUT:     %x.patt: @TestOp.%pattern_type (%pattern_type.f4e) = ref_binding_pattern x [concrete]
    75. 

  75. // CHECK:STDOUT:     %x.param_patt: @TestOp.%pattern_type (%pattern_type.f4e) = var_param_pattern %x.patt [concrete]
    76. 

  76. // CHECK:STDOUT:   } {
    77. 

  77. // CHECK:STDOUT:     %.loc22_15: type = splice_block %I.ref [concrete = constants.%I.type] {
    78. 

  78. // CHECK:STDOUT:       <elided>
    79. 

  79. // CHECK:STDOUT:       %I.ref: type = name_ref I, file.%I.decl [concrete = constants.%I.type]
    80. 

  80. // CHECK:STDOUT:     }
    81. 

  81. // CHECK:STDOUT:     %T.loc22_12.2: %I.type = symbolic_binding T, 0 [symbolic = %T.loc22_12.1 (constants.%T.651)]
    82. 

  82. // CHECK:STDOUT:     %x.param: ref @TestOp.%T.as_type.loc22_32.1 (%T.as_type.066) = ref_param call_param0
    83. 

  83. // CHECK:STDOUT:     %.loc22_32.1: type = splice_block %.loc22_32.2 [symbolic = %T.as_type.loc22_32.1 (constants.%T.as_type.066)] {
    84. 

  84. // CHECK:STDOUT:       %T.ref: %I.type = name_ref T, %T.loc22_12.2 [symbolic = %T.loc22_12.1 (constants.%T.651)]
    85. 

  85. // CHECK:STDOUT:       %T.as_type.loc22_32.2: type = facet_access_type %T.ref [symbolic = %T.as_type.loc22_32.1 (constants.%T.as_type.066)]
    86. 

  86. // CHECK:STDOUT:       %.loc22_32.2: type = converted %T.ref, %T.as_type.loc22_32.2 [symbolic = %T.as_type.loc22_32.1 (constants.%T.as_type.066)]
    87. 

  87. // CHECK:STDOUT:     }
    88. 

  88. // CHECK:STDOUT:     %x: ref @TestOp.%T.as_type.loc22_32.1 (%T.as_type.066) = ref_binding x, %x.param
    89. 

  89. // CHECK:STDOUT:   }
    90. 

  90. // CHECK:STDOUT: }
    91. 

  91. // CHECK:STDOUT:
    92. 

  92. // CHECK:STDOUT: generic fn @TestOp(%T.loc22_12.2: %I.type) {
    93. 

  93. // CHECK:STDOUT:   %T.loc22_12.1: %I.type = symbolic_binding T, 0 [symbolic = %T.loc22_12.1 (constants.%T.651)]
    94. 

  94. // CHECK:STDOUT:   %T.as_type.loc22_32.1: type = facet_access_type %T.loc22_12.1 [symbolic = %T.as_type.loc22_32.1 (constants.%T.as_type.066)]
    95. 

  95. // CHECK:STDOUT:   %pattern_type: type = pattern_type %T.as_type.loc22_32.1 [symbolic = %pattern_type (constants.%pattern_type.f4e)]
    96. 

  96. // CHECK:STDOUT:
    97. 

  97. // CHECK:STDOUT: !definition:
    98. 

  98. // CHECK:STDOUT:   %require_complete: <witness> = require_complete_type %T.as_type.loc22_32.1 [symbolic = %require_complete (constants.%require_complete.6bb)]
    99. 

  99. // CHECK:STDOUT:
    100. 

  100. // CHECK:STDOUT:   fn(%x.param: ref @TestOp.%T.as_type.loc22_32.1 (%T.as_type.066)) {
    101. 

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

  102. // CHECK:STDOUT:     return
    103. 

  103. // CHECK:STDOUT:   }
    104. 

  104. // CHECK:STDOUT: }
    105. 

  105. // CHECK:STDOUT:
    106. 

  106. // CHECK:STDOUT: fn @Test(%x.param: %i32) {
    107. 

  107. // CHECK:STDOUT: !entry:
    108. 

  108. // CHECK:STDOUT:   %TestOp.ref: %TestOp.type = name_ref TestOp, file.%TestOp.decl [concrete = constants.%TestOp]
    109. 

  109. // CHECK:STDOUT:   %x.ref: %i32 = name_ref x, %x
    110. 

  110. // CHECK:STDOUT:   %I.facet: %I.type = facet_value constants.%i32, (constants.%I.impl_witness) [concrete = constants.%I.facet]
    111. 

  111. // CHECK:STDOUT:   %.loc27: %I.type = converted constants.%i32, %I.facet [concrete = constants.%I.facet]
    112. 

  112. // CHECK:STDOUT:   %TestOp.specific_fn: <specific function> = specific_function %TestOp.ref, @TestOp(constants.%I.facet) [concrete = constants.%TestOp.specific_fn]
    113. 

  113. // CHECK:STDOUT:   %.loc22_25.1: ref %i32 = temporary_storage
    114. 

  114. // CHECK:STDOUT:   %impl.elem0: %.8e2 = impl_witness_access constants.%Copy.impl_witness.f17, element0 [concrete = constants.%Int.as.Copy.impl.Op.664]
    115. 

  115. // CHECK:STDOUT:   %bound_method.loc27_10.1: <bound method> = bound_method %x.ref, %impl.elem0
    116. 

  116. // CHECK:STDOUT:   %specific_fn: <specific function> = specific_function %impl.elem0, @Int.as.Copy.impl.Op(constants.%int_32) [concrete = constants.%Int.as.Copy.impl.Op.specific_fn]
    117. 

  117. // CHECK:STDOUT:   %bound_method.loc27_10.2: <bound method> = bound_method %x.ref, %specific_fn
    118. 

  118. // CHECK:STDOUT:   %Int.as.Copy.impl.Op.call: init %i32 = call %bound_method.loc27_10.2(%x.ref)
    119. 

  119. // CHECK:STDOUT:   %.loc22_25.2: ref %i32 = temporary %.loc22_25.1, %Int.as.Copy.impl.Op.call
    120. 

  120. // CHECK:STDOUT:   %TestOp.call: init %empty_tuple.type = call %TestOp.specific_fn(%.loc22_25.2)
    121. 

  121. // CHECK:STDOUT:   %Destroy.Op.bound: <bound method> = bound_method %.loc22_25.2, constants.%Destroy.Op.651ba6.2
    122. 

  122. // CHECK:STDOUT:   %Destroy.Op.call: init %empty_tuple.type = call %Destroy.Op.bound(%.loc22_25.2)
    123. 

  123. // CHECK:STDOUT:   <elided>
    124. 

  124. // CHECK:STDOUT: }
    125. 

  125. // CHECK:STDOUT:
    126. 

  126. // CHECK:STDOUT: fn @Destroy.Op.loc22_25.1(%self.param: ref %i32.builtin) = "no_op";
    127. 

  127. // CHECK:STDOUT:
    128. 

  128. // CHECK:STDOUT: fn @Destroy.Op.loc22_25.2(%self.param: ref %i32) {
    129. 

  129. // CHECK:STDOUT: !entry:
    130. 

  130. // CHECK:STDOUT:   return
    131. 

  131. // CHECK:STDOUT: }
    132. 

  132. // CHECK:STDOUT:
    133. 

  133. // CHECK:STDOUT: specific @TestOp(constants.%T.651) {
    134. 

  134. // CHECK:STDOUT:   %T.loc22_12.1 => constants.%T.651
    135. 

  135. // CHECK:STDOUT:   %T.as_type.loc22_32.1 => constants.%T.as_type.066
    136. 

  136. // CHECK:STDOUT:   %pattern_type => constants.%pattern_type.f4e
    137. 

  137. // CHECK:STDOUT: }
    138. 

  138. // CHECK:STDOUT:
    139. 

  139. // CHECK:STDOUT: specific @TestOp(constants.%I.facet) {
    140. 

  140. // CHECK:STDOUT:   %T.loc22_12.1 => constants.%I.facet
    141. 

  141. // CHECK:STDOUT:   %T.as_type.loc22_32.1 => constants.%i32
    142. 

  142. // CHECK:STDOUT:   %pattern_type => constants.%pattern_type.7ce
    143. 

  143. // CHECK:STDOUT:
    144. 

  144. // CHECK:STDOUT: !definition:
    145. 

  145. // CHECK:STDOUT:   %require_complete => constants.%complete_type.f8a
    146. 

  146. // CHECK:STDOUT: }
    147. 

  147. // CHECK:STDOUT:
    148.