| 517 |
|
getE4() /* E4 -> ADDOP E5 */ |
| 518 |
|
/* E5 */ |
| 519 |
|
{ |
| 520 |
< |
register EPNODE *ep1; |
| 520 |
> |
register EPNODE *ep1, *ep2; |
| 521 |
|
|
| 522 |
|
if (nextc == '-') { |
| 523 |
|
scan(); |
| 524 |
< |
ep1 = newnode(); |
| 525 |
< |
#ifndef RCONST |
| 526 |
< |
if (isdecimal(nextc)) { |
| 527 |
< |
ep1->type = NUM; |
| 528 |
< |
ep1->v.num = -getnum(); |
| 529 |
< |
return(ep1); |
| 524 |
> |
ep2 = getE5(); |
| 525 |
> |
if (ep2->type == NUM) { |
| 526 |
> |
ep2->v.num = -ep2->v.num; |
| 527 |
> |
return(ep2); |
| 528 |
|
} |
| 529 |
< |
#endif |
| 529 |
> |
ep1 = newnode(); |
| 530 |
|
ep1->type = UMINUS; |
| 531 |
< |
addekid(ep1, getE5()); |
| 534 |
< |
#ifdef RCONST |
| 535 |
< |
if (ep1->v.kid->type == NUM) |
| 536 |
< |
ep1 = rconst(ep1); |
| 537 |
< |
#endif |
| 531 |
> |
addekid(ep1, ep2); |
| 532 |
|
return(ep1); |
| 533 |
|
} |
| 534 |
|
if (nextc == '+') |
