1 /* { dg-do preprocess } */
2 
3 /* Test the ? : opearator, for precedence and both true and false.  */
4 
5 #if  1 ? 1 ? 2 : 0 : 0
6 #error OK	/* { dg-error "OK" "nested ? :" } */
7 #endif
8 
9 #if  ((0) ? (1) ? (2) : (3) : (4) ? (5): (6)) == 5
10 #error OK	/* { dg-error "OK" "nested ? : with parens" } */
11 #endif
12 
13 #if 2:		/* { dg-error "':' without" "immediate :" } */
14 #endif
15