5 int a; // { dg-message "" } conflicts with previous declaration
7 int a; // { dg-error "" }
11 int b; // { dg-message "" } conflicts with previous declaration
13 int b; // { dg-error "" } duplicate member
19 int c; // { dg-message "" } conflicts with previous declaration
22 int c; // { dg-error "" } duplicate member