gcc-4.9/gcc/testsuite/gcc.dg/lto/20081222_1.c


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#include "20081222_0.h"

#define ASMNAME(cname)  ASMNAME2 (__USER_LABEL_PREFIX__, cname)
#define ASMNAME2(prefix, cname) STRING (prefix) cname
#define STRING(x)    #x

/* Actually, call "x" "INT_X", and make it hidden.  */
extern __typeof (x) x
	__asm__ (ASMNAME ("INT_x"))
	__attribute__ ((__visibility__ ("hidden")));

int x ()
{
  return 7;
}

/* Make an externally-visible symbol "X" that's an alias for INT_x.  */
extern __typeof (x) EXT_x
	__asm__ (ASMNAME ("x"))
	__attribute__ ((__alias__ ("INT_x")));