Backed out changeset [369996c08420]. The argument and order dependent numbering of static ctors/dtors generally doesn't matter because other modules shouldn't reference their symbols. The next changeset will fix a LDC bug that caused such references within ModuleInfo.

#ifndef LDC_GEN_AA_H
#define LDC_GEN_AA_H

DValue* DtoAAIndex(Loc& loc, Type* type, DValue* aa, DValue* key, bool lvalue);
DValue* DtoAAIn(Loc& loc, Type* type, DValue* aa, DValue* key);
void DtoAARemove(Loc& loc, DValue* aa, DValue* key);

#endif // LDC_GEN_AA_H