precedence_assign.carbon 3.9 KB

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  1. // Part of the Carbon Language project, under the Apache License v2.0 with LLVM
  2. // Exceptions. See /LICENSE for license information.
  3. // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
  4. //
  5. // AUTOUPDATE
  6. fn F(c: bool) {
  7. var a: i32;
  8. var b: i32;
  9. var p: i32*;
  10. *p = if c then 1 else 2;
  11. // This is valid to _parse_ even though rejected semantically.
  12. (if c then a else b) += if c then 1 else 2;
  13. }
  14. // CHECK:STDOUT: [
  15. // CHECK:STDOUT: {kind: 'FunctionIntroducer', text: 'fn'},
  16. // CHECK:STDOUT: {kind: 'Name', text: 'F'},
  17. // CHECK:STDOUT: {kind: 'ParameterListStart', text: '('},
  18. // CHECK:STDOUT: {kind: 'Name', text: 'c'},
  19. // CHECK:STDOUT: {kind: 'Literal', text: 'bool'},
  20. // CHECK:STDOUT: {kind: 'PatternBinding', text: ':', subtree_size: 3},
  21. // CHECK:STDOUT: {kind: 'ParameterList', text: ')', subtree_size: 5},
  22. // CHECK:STDOUT: {kind: 'FunctionDefinitionStart', text: '{', subtree_size: 8},
  23. // CHECK:STDOUT: {kind: 'VariableIntroducer', text: 'var'},
  24. // CHECK:STDOUT: {kind: 'Name', text: 'a'},
  25. // CHECK:STDOUT: {kind: 'Literal', text: 'i32'},
  26. // CHECK:STDOUT: {kind: 'PatternBinding', text: ':', subtree_size: 3},
  27. // CHECK:STDOUT: {kind: 'VariableDeclaration', text: ';', subtree_size: 5},
  28. // CHECK:STDOUT: {kind: 'VariableIntroducer', text: 'var'},
  29. // CHECK:STDOUT: {kind: 'Name', text: 'b'},
  30. // CHECK:STDOUT: {kind: 'Literal', text: 'i32'},
  31. // CHECK:STDOUT: {kind: 'PatternBinding', text: ':', subtree_size: 3},
  32. // CHECK:STDOUT: {kind: 'VariableDeclaration', text: ';', subtree_size: 5},
  33. // CHECK:STDOUT: {kind: 'VariableIntroducer', text: 'var'},
  34. // CHECK:STDOUT: {kind: 'Name', text: 'p'},
  35. // CHECK:STDOUT: {kind: 'Literal', text: 'i32'},
  36. // CHECK:STDOUT: {kind: 'PostfixOperator', text: '*', subtree_size: 2},
  37. // CHECK:STDOUT: {kind: 'PatternBinding', text: ':', subtree_size: 4},
  38. // CHECK:STDOUT: {kind: 'VariableDeclaration', text: ';', subtree_size: 6},
  39. // CHECK:STDOUT: {kind: 'NameExpression', text: 'p'},
  40. // CHECK:STDOUT: {kind: 'PrefixOperator', text: '*', subtree_size: 2},
  41. // CHECK:STDOUT: {kind: 'NameExpression', text: 'c'},
  42. // CHECK:STDOUT: {kind: 'IfExpressionIf', text: 'if', subtree_size: 2},
  43. // CHECK:STDOUT: {kind: 'Literal', text: '1'},
  44. // CHECK:STDOUT: {kind: 'IfExpressionThen', text: 'then', subtree_size: 2},
  45. // CHECK:STDOUT: {kind: 'Literal', text: '2'},
  46. // CHECK:STDOUT: {kind: 'IfExpressionElse', text: 'else', subtree_size: 6},
  47. // CHECK:STDOUT: {kind: 'InfixOperator', text: '=', subtree_size: 9},
  48. // CHECK:STDOUT: {kind: 'ExpressionStatement', text: ';', subtree_size: 10},
  49. // CHECK:STDOUT: {kind: 'ParenExpressionOrTupleLiteralStart', text: '('},
  50. // CHECK:STDOUT: {kind: 'NameExpression', text: 'c'},
  51. // CHECK:STDOUT: {kind: 'IfExpressionIf', text: 'if', subtree_size: 2},
  52. // CHECK:STDOUT: {kind: 'NameExpression', text: 'a'},
  53. // CHECK:STDOUT: {kind: 'IfExpressionThen', text: 'then', subtree_size: 2},
  54. // CHECK:STDOUT: {kind: 'NameExpression', text: 'b'},
  55. // CHECK:STDOUT: {kind: 'IfExpressionElse', text: 'else', subtree_size: 6},
  56. // CHECK:STDOUT: {kind: 'ParenExpression', text: ')', subtree_size: 8},
  57. // CHECK:STDOUT: {kind: 'NameExpression', text: 'c'},
  58. // CHECK:STDOUT: {kind: 'IfExpressionIf', text: 'if', subtree_size: 2},
  59. // CHECK:STDOUT: {kind: 'Literal', text: '1'},
  60. // CHECK:STDOUT: {kind: 'IfExpressionThen', text: 'then', subtree_size: 2},
  61. // CHECK:STDOUT: {kind: 'Literal', text: '2'},
  62. // CHECK:STDOUT: {kind: 'IfExpressionElse', text: 'else', subtree_size: 6},
  63. // CHECK:STDOUT: {kind: 'InfixOperator', text: '+=', subtree_size: 15},
  64. // CHECK:STDOUT: {kind: 'ExpressionStatement', text: ';', subtree_size: 16},
  65. // CHECK:STDOUT: {kind: 'FunctionDefinition', text: '}', subtree_size: 51},
  66. // CHECK:STDOUT: {kind: 'FileEnd', text: ''},
  67. // CHECK:STDOUT: ]