There are some... odd rules.
struct S
{
[...]
immutable int e = 5; // stored in data segment, not per instance!
Are you sure?
struct S
{
immutable int n = 123;
this(int n) { this.n = n; }
}
void main()
{
S s1;
S s2 = 456;
assert(s1.n == 123);
assert(s2.n == 456);
}
