1 /* Test for _Complex: in C99 only. Test for increment and decrement. */
2 /* Origin: Joseph Myers <jsm28@cam.ac.uk> */
3 /* { dg-do compile } */
4 /* { dg-options "-std=iso9899:1999 -pedantic-errors" } */
5
6 /* Use of ++ and -- on complex types (both prefix and postfix) is a
7 C99 constraint violation (6.5.2.4p1, 6.5.3.1p1).
8 */
9
10 _Complex double
foo(_Complex double z)11 foo (_Complex double z)
12 {
13 z++; /* { dg-bogus "warning" "warning in place of error" } */
14 /* { dg-error "complex" "postinc" { target *-*-* } 13 } */
15 ++z; /* { dg-bogus "warning" "warning in place of error" } */
16 /* { dg-error "complex" "preinc" { target *-*-* } 15 } */
17 z--; /* { dg-bogus "warning" "warning in place of error" } */
18 /* { dg-error "complex" "postdec" { target *-*-* } 17 } */
19 --z; /* { dg-bogus "warning" "warning in place of error" } */
20 /* { dg-error "complex" "predec" { target *-*-* } 19 } */
21 return z;
22 }
23