=======================================
Statements with missing semicolons
=======================================

int main() {
  puts("hello")
  puts("world")
}

---

(translation_unit
  (function_definition
    (primitive_type)
    (function_declarator (identifier) (parameter_list))
    (compound_statement
      (expression_statement (call_expression (identifier) (argument_list (string_literal (string_content)))) (MISSING ";"))
      (expression_statement (call_expression (identifier) (argument_list (string_literal (string_content)))) (MISSING ";")))))

==============================================
Top-level declarations with missing semicolons
==============================================

int x
static int b

---

(translation_unit
  (declaration (primitive_type) (identifier) (MISSING ";"))
  (declaration (storage_class_specifier) (primitive_type) (identifier) (MISSING ";")))

==========================================
Partial declaration lists inside ifdefs
==========================================

#ifdef __cplusplus
extern "C" {
#endif

// ok
int b;

int c() {
  return 5;
}

#ifdef __cplusplus
}
#endif

---

(translation_unit
  (preproc_ifdef (identifier)
    (linkage_specification (string_literal (string_content)) (declaration_list
      (preproc_call (preproc_directive))
      (comment)
      (declaration (primitive_type) (identifier))
      (function_definition (primitive_type) (function_declarator (identifier) (parameter_list)) (compound_statement (return_statement (number_literal))))
      (preproc_ifdef (identifier) (MISSING "#endif"))))))

==========================================
If statements with incomplete expressions
==========================================

int main() {
  if (a.) {
    b();
    c();

    if (*) d();
  }
}

---

(translation_unit
  (function_definition
    (primitive_type)
    (function_declarator (identifier) (parameter_list))
    (compound_statement
      (if_statement
        (parenthesized_expression (field_expression
          (identifier)
          (MISSING field_identifier)))
        (compound_statement
          (expression_statement (call_expression (identifier) (argument_list)))
          (expression_statement (call_expression (identifier) (argument_list)))
          (if_statement
            (parenthesized_expression (pointer_expression (MISSING identifier)))
            (expression_statement (call_expression (identifier) (argument_list)))))))))

====================================
Invalid characters in declarations
====================================

int main() {
  int x;
  int %$#@
}

---

(translation_unit
  (function_definition
    (primitive_type)
    (function_declarator (identifier) (parameter_list))
    (compound_statement
      (declaration (primitive_type) (identifier))
      (ERROR (primitive_type) (UNEXPECTED '$')))))

=========================================
Extra values in parenthesized expressions
=========================================

int main() {
  int x = (123 123);
}

---

(translation_unit
  (function_definition
    (primitive_type)
    (function_declarator (identifier) (parameter_list))
    (compound_statement
      (declaration (primitive_type) (init_declarator
        (identifier)
        (parenthesized_expression
          (ERROR (number_literal))
          (number_literal)))))))

========================================
Extra identifiers in declarations
========================================

float x WTF;
int y = 5;

---

(translation_unit
  (declaration (primitive_type) (ERROR (identifier)) (identifier))
  (declaration (primitive_type) (init_declarator (identifier) (number_literal))))

==========================================
Declarations with missing variable names
==========================================

int a() {
  struct x = 1;
  int = 2;
}

---

(translation_unit
  (function_definition
    (primitive_type)
    (function_declarator
      (identifier)
      (parameter_list))
    (compound_statement
      (declaration
        (struct_specifier (type_identifier))
        (init_declarator
          (MISSING identifier)
          (number_literal)))
      (declaration
        (primitive_type)
        (init_declarator
          (MISSING identifier)
          (number_literal))))))