#define a!
#define b" /* { dg-warning "missing whitespace" } */
#define c# /* { dg-warning "missing whitespace" } */
#define d% /* { dg-warning "missing whitespace" } */
#define e& /* { dg-warning "missing whitespace" } */
#define f' /* { dg-warning "missing whitespace" } */
#define g) /* { dg-warning "missing whitespace" } */
#define h* /* { dg-warning "missing whitespace" } */
#define i+ /* { dg-warning "missing whitespace" } */
#define j, /* { dg-warning "missing whitespace" } */
#define k- /* { dg-warning "missing whitespace" } */
#define l. /* { dg-warning "missing whitespace" } */
#define m/ /* { dg-warning "missing whitespace" } */
#define n: /* { dg-warning "missing whitespace" } */
#define o; /* { dg-warning "missing whitespace" } */
#define p< /* { dg-warning "missing whitespace" } */
#define q= /* { dg-warning "missing whitespace" } */
#define r> /* { dg-warning "missing whitespace" } */
#define s? /* { dg-warning "missing whitespace" } */
#define t[ /* { dg-warning "missing whitespace" } */
#define u] /* { dg-warning "missing whitespace" } */
#define v^ /* { dg-warning "missing whitespace" } */
#define w{ /* { dg-warning "missing whitespace" } */
#define x| /* { dg-warning "missing whitespace" } */
#define y} /* { dg-warning "missing whitespace" } */
#define z~ /* { dg-warning "missing whitespace" } */
#define A>> /* { dg-warning "missing whitespace" } */
#define B<< /* { dg-warning "missing whitespace" } */
#define E&& /* { dg-warning "missing whitespace" } */
#define F|| /* { dg-warning "missing whitespace" } */
#define G== /* { dg-warning "missing whitespace" } */
#define H!= /* { dg-warning "missing whitespace" } */
#define I>= /* { dg-warning "missing whitespace" } */
#define J<= /* { dg-warning "missing whitespace" } */
#define K+= /* { dg-warning "missing whitespace" } */
#define L-= /* { dg-warning "missing whitespace" } */
#define M*= /* { dg-warning "missing whitespace" } */
#define N/= /* { dg-warning "missing whitespace" } */
#define O%= /* { dg-warning "missing whitespace" } */
#define P&= /* { dg-warning "missing whitespace" } */
#define Q|= /* { dg-warning "missing whitespace" } */
#define R^= /* { dg-warning "missing whitespace" } */
#define S>>= /* { dg-warning "missing whitespace" } */
#define T<<= /* { dg-warning "missing whitespace" } */
#define W... /* { dg-warning "missing whitespace" } */
#define X++ /* { dg-warning "missing whitespace" } */
#define Y-- /* { dg-warning "missing whitespace" } */
#define Z-> /* { dg-warning "missing whitespace" } */
#define aa:: /* { dg-warning "missing whitespace" } */
#define ab->* /* { dg-warning "missing whitespace" } */
#define ac.* /* { dg-warning "missing whitespace" } */
#define ad\x /* { dg-warning "missing whitespace" } */
#define ae\\x /* { dg-warning "missing whitespace" } */
#define af'1' /* { dg-warning "missing whitespace" } */
#define ag"abc" /* { dg-warning "missing whitespace" } */
int dummy;