-/* Nonzero means the expression being parsed will never be evaluated.
- This is a count, since unevaluated expressions can nest. */
-
-extern int skip_evaluation;
-
-/* Nonzero means `$' can be in an identifier. */
-
-extern int dollars_in_ident;
-
-/* Nonzero means allow type mismatches in conditional expressions;
- just make their values `void'. */
-
-extern int flag_cond_mismatch;
-
-/* Nonzero means don't recognize the keyword `asm'. */
-
-extern int flag_no_asm;
-
-/* Nonzero means warn about implicit declarations. */
-
-extern int warn_implicit;
-
-/* Nonzero means warn about sizeof (function) or addition/subtraction
- of function pointers. */
-
-extern int warn_pointer_arith;
-
-/* Nonzero means warn for all old-style non-prototype function decls. */
-
-extern int warn_strict_prototypes;
-
-/* Nonzero means warn about multiple (redundant) decls for the same single
- variable or function. */
-
-extern int warn_redundant_decls;
-
-/* Nonzero means warn about extern declarations of objects not at
- file-scope level and about *all* declarations of functions (whether
- extern or static) not at file-scope level. Note that we exclude
- implicit function declarations. To get warnings about those, use
- -Wimplicit. */
-
-extern int warn_nested_externs;
-
-/* Nonzero means warn about pointer casts that can drop a type qualifier
- from the pointer target type. */
-
-extern int warn_cast_qual;
-
-/* Nonzero means warn when casting a function call to a type that does
- not match the return type (e.g. (float)sqrt() or (anything*)malloc()
- when there is no previous declaration of sqrt or malloc. */
-
-extern int warn_bad_function_cast;
-
-/* Warn about functions which might be candidates for attribute noreturn. */
-
-extern int warn_missing_noreturn;
-
-/* Warn about traditional constructs whose meanings changed in ANSI C. */
-
-extern int warn_traditional;
-
-/* Warn about a subscript that has type char. */
-
-extern int warn_char_subscripts;
-
-/* Warn if main is suspicious. */
-
-extern int warn_main;
-
-/* Nonzero means to allow single precision math even if we're generally
- being traditional. */
-extern int flag_allow_single_precision;
-
-/* Warn if initializer is not completely bracketed. */
-
-extern int warn_missing_braces;
-
-/* Warn about comparison of signed and unsigned values. */
-
-extern int warn_sign_compare;
-
-/* Warn about testing equality of floating point numbers. */
-
-extern int warn_float_equal;
-
-/* Warn about multicharacter constants. */
-
-extern int warn_multichar;
-
-/* Warn about long long. */