clang-tests/gcc-4_2-testsuite/src/gcc.dg/debug/redecl-4.c

/* Test for multiple declarations and composite types.  */

/* Origin: Joseph Myers <jsm@polyomino.org.uk> */
/* { dg-do compile } */
/* { dg-options "-w" } */

static int y[];
void
g (void)
{
  extern int y[1];
}