5865 – __dollar cannot be read at compile time

this working on dmd 2.052 release, throw error on dmd git master .
------------------------------------------
class Test1(string name, string file = __FILE__){
	static const _file	= file ;
	void test1(){
		static const string file2 = _file[0..$] ;
	}
}
void main(){
	auto obj	= new Test1!"Test1" ;
	obj.test1();
}
-----------------------------------------
test.d(5): Error: variable __dollar cannot be read at compile time
test.d(5): Error: variable __dollar cannot be read at compile time
test.d(10): Error: template instance test.Test1!("Test1") error instantiating

PATCH dsymbol.c, line 1181.
 if (!*pvar) // if not already initialized
 { /* Create variable v and set it to the value of ,ドル
 * which will be a constant.
 */
 VarDeclaration *v = new VarDeclaration(loc, Type::tsize_t, Id::dollar, NULL);
 if (ce->op == TOKvar)
 { // if ce is const, get its initializer
- ce = fromConstInitializer(WANTvalue, ce);
+ ce = fromConstInitializer(WANTvalue | WANTexpand, ce);
 }
 if (ce->op == TOKstring)
 { /* It is for a string literal, so the
 * length will be a const.
 */

D2 fix: https://github.com/D-Programming-Language/dmd/commit/0c9c52c7123e7336ce732e72099dbebd183742e2 

D1 fix: https://github.com/D-Programming-Language/dmd/commit/bd196a9020883d94c7b7c4d8a91943d5735f4f3c