d/dmd/optimize.c

202             Expression *ex = e->optimize(flags, keepLvalue);
203             if (ex->op == TOKerror)
205                 ret = ex;   // store error result
210                 e = ex;     // modify original
353             // Convert &*ex to ex
356                 Expression *ex = ((PtrExp *)e->e1)->e1;
357                 if (e->type->equals(ex->type))
358                     ret = ex;
359                 else if (e->type->toBasetype()->equivalent(ex->type->toBasetype()))
361                     ret = ex->copy();
418             // Convert *&ex to ex
422                 Expression *ex = ((AddrExp *)e->e1)->e1;
423                 if (e->type->equals(ex->type))
424                     ret = ex;
425                 else if (e->type->toBasetype()->equivalent(ex->type->toBasetype()))
427                     ret = ex->copy();
437                 Expression *ex = Ptr(e->type, e->e1).copy();
438                 if (!CTFEExp::isCantExp(ex))
440                     ret = ex;
449                 Expression *ex = expandVar(result, v);
450                 if (ex && ex->op == TOKstructliteral)
452                     StructLiteralExp *sle = (StructLiteralExp *)ex;
453                     ex = sle->getField(e->type, (unsigned)se->offset);
454                     if (ex && !CTFEExp::isCantExp(ex))
456                         ret = ex;
471             Expression *ex = e->e1;
473             if (ex->op == TOKvar)
475                 VarExp *ve = (VarExp *)ex;
477                 ex = expandVar(result, v);
480             if (ex && ex->op == TOKstructliteral)
482                 StructLiteralExp *sle = (StructLiteralExp *)ex;
488                     ex = sle->getField(e->type, vf->offset);
489                     if (ex && !CTFEExp::isCantExp(ex))
491                         ret = ex;
891                 Expression *ex = Pow(e->loc, e->type, e->e1, e->e2).copy();
892                 if (!CTFEExp::isCantExp(ex))
894                     ret = ex;
1042             Expression *ex = fromConstInitializer(result, e->e1);
1045             setLengthVarIfKnown(e->lengthVar, ex);
1051             ret = Index(e->type, ex, e->e2).copy();
1212                 Expression *ex = cex.optimize(result);
1213                 if (ex != &cex)
1216                     e->e2 = ex;
1256     Expression *ex = NULL;
1268         ex = v.ret;
1269         ex->accept(&v);
1270         if (ex == v.ret)
1273     return ex;