1/* { dg-do run } */ 2/* { dg-require-alias "" } */ 3/* { dg-options "-O2" } */ 4 5extern void abort (void); 6 7#define ASMNAME(cname) ASMNAME2 (__USER_LABEL_PREFIX__, cname) 8#define ASMNAME2(prefix, cname) STRING (prefix) cname 9#define STRING(x) #x 10 11int foo __asm__ (ASMNAME ("foo")) __attribute__((nocommon)); 12extern __typeof (foo) bar __attribute__ ((weak, alias ("foo"))); 13 14int 15main (void) 16{ 17 if (&foo != &bar || foo || bar) 18 abort (); 19 return bar; 20} 21