gcc/testsuite/obj-c++.dg/naming-1.mm

   1 /* Testing for detecting duplicate ivars. */
   2 /* { dg-do compile } */
   3
   4 typedef struct S { int i; } NSDictionary;
   5
   6 @interface A
   7 {
   8     NSDictionary * _userInfo1; /* { dg-message "previous declaration" } */
   9     NSDictionary * _userInfo2; /* { dg-message "previous declaration" } */
  10     NSDictionary * _userInfo3; /* { dg-message "previous declaration" } */
  11     NSDictionary * _userInfo4; /* { dg-message "previous declaration" } */
  12 }
  13 @end
  14
  15 @interface B : A
  16 {
  17     NSDictionary * _userInfo1;  /* { dg-error "duplicate instance variable" } */
  18     NSDictionary * _userInfo2;  /* { dg-error "duplicate instance variable" } */
  19 }
  20 @end
  21
  22 @interface C : A
  23 @end
  24
  25 @interface D : C
  26 {
  27     NSDictionary * _userInfo3;  /* { dg-error "duplicate instance variable" } */
  28     NSDictionary * _userInfo4;  /* { dg-error "duplicate instance variable" } */
  29 }
  30 @end
  31