int a = 2;
int b = { 2,3 }; // { dg-error "requires one element in initializer" }
int c = { { 2 } } ; // { dg-error "braces around scalar initializer" }
-int d = {}; // { dg-error "initializer" }
+int d = {}; // { dg-error "initializer" "" { target c++98 } }