llvm-project/clang-tools-extra/pseudo/test/cxx/recovery-func-parameters.cpp
Haojian Wu d489b3807f [pseudo] Implement a guard to determine function declarator.
This eliminates some simple-declaration/function-definition false
parses.

- implement a function to determine whether a declarator ForestNode is a
  function declarator;
- extend the standard declarator to two guarded function-declarator and
  non-function-declarator nonterminals;

Differential Revision: https://reviews.llvm.org/D129222
2022-07-19 09:44:45 +02:00

14 lines
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C++

// RUN: clang-pseudo -grammar=cxx -source=%s --print-forest | FileCheck %s
void foo(complete garbage???) {}
// CHECK: translation-unit~function-definition := decl-specifier-seq function-declarator function-body
// CHECK-NEXT: ├─decl-specifier-seq~VOID := tok[0]
// CHECK-NEXT: ├─function-declarator~noptr-declarator := noptr-declarator parameters-and-qualifiers
// CHECK-NEXT: │ ├─noptr-declarator~IDENTIFIER := tok[1]
// CHECK-NEXT: │ └─parameters-and-qualifiers := ( parameter-declaration-clause [recover=Brackets] )
// CHECK-NEXT: │ ├─( := tok[2]
// CHECK-NEXT: │ ├─parameter-declaration-clause := <opaque>
// CHECK-NEXT: │ └─) := tok[8]
// CHECK-NEXT: └─function-body~compound-statement := { }
// CHECK-NEXT: ├─{ := tok[9]
// CHECK-NEXT: └─} := tok[10]