https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81587

Martin Sebor <msebor at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |msebor at gcc dot gnu.org

--- Comment #4 from Martin Sebor <msebor at gcc dot gnu.org> ---
GCC does warn for unused types and variables in local scope so it makes sense
that it also warn for unused functions declared in local scope.  You might want
to open a new bug report and request a warning for locally declared but unused
functions.

$ cat t.C && gcc -S -Wall t.C
void f (void)
{
  typedef int I;
  int i;
  void g ();
}
t.C: In function ‘void f()’:
t.C:4:7: warning: unused variable ‘i’ [-Wunused-variable]
   int i;
       ^
t.C:3:15: warning: typedef ‘I’ locally defined but not used
[-Wunused-local-typedefs]
   typedef int I;
               ^

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