gcc-4.9/gcc/testsuite/g++.old-deja/g++.other/decl8.C


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// { dg-do assemble  }
// Origin: Sergei Organov <osv@javad.ru>

void foo(void)
{
  extern int i;    // { dg-message "" } previous declaration
  extern double i; // { dg-error "" } conflicting type
  extern int j;
  extern int j;
}