gcc/testsuite/g++.dg/warn/deprecated-2.C

/* Test __attribute__((deprecated)).  Test merging with multiple
   declarations.  Bug 7425 (C++ version).  */
/* { dg-do compile } */
/* { dg-options "" } */

void func(void);
void func(void) __attribute__((deprecated));

void f(void) {
  func(); /* { dg-warning "'void func\\(\\)' is deprecated" } */
}