llvm-project/structured-binding.cpp at 94c024adedcb53059c29d7c2d62982053b60e86a - llvm-project - Gitea For EOELAB

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Haojian Wu f7dc91ad56 [pseudo] Eliminate a false parse of structured binding declaration.

Using the guard to implement part of the rule https://eel.is/c++draft/dcl.pre#6.

```
void foo() {
  // can be parsed as
  //   - structured-binding declaration (a false parse)
  //   - assignment expression
  array[index] = value;
}
```

Differential Revision: https://reviews.llvm.org/D132260

2022-08-23 15:25:52 +02:00

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 // RUN: clang-pseudo -grammar=cxx -source=%s --start-symbol=statement-seq --print-forest | FileCheck %s
 // Verify there is no false parse of the structured binding declaration.
 ABC[post] = abc;
 // CHECK: statement-seq~expression-statement := expression ;
 // CHECK: postfix-expression [ expr-or-braced-init-list ]