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/* PR preprocessor/104147 */
/* { dg-do run } */
#define X(x,y) x y
#define STR_(x) #x
#define STR(x) STR_(x)
const char *str =
STR(X(Y,Y))
#define Y()
STR(X(Y,Y))
#undef Y
STR(X(Y,Y))
#define Y()
STR(X(Y,Y))
STR(X(Y,
Y))
STR(X(Y
,Y))
;
int
main ()
{
if (__builtin_strcmp (str, "Y YY YY YY YY YY Y") != 0)
__builtin_abort ();
return 0;
}
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