/*DRL 6/8/01 I decided to disable all LCLint Warning here since the code
probably needs a rewrite any way */
+ /*@i65234@*/
/*@ignore@*/
- // updateEnvironmentForPostOp (e);
-
- /* start modifications */
- /* added by Seejo on 4/16/2000 */
-
- /* Arithmetic operations on pointers wil modify the size/len/null terminated
- status */
- if ((sRef_isPossiblyNullTerminated (e->sref)) || (sRef_isNullTerminated(e->sref))) {
-
- ret->sref = sRef_copy (e->sref);
-
- /* Operator : ++ */
- if (lltok_getTok (op) == INC_OP) {
- if (sRef_getSize(e->sref) > 0) {
-
- sRef_setSize (ret->sref, sRef_getSize(e->sref) - 1);
-
- if (sRef_getLen(e->sref) == 1) { /* i.e. the first character is \0 */
- /* Assumption: there is only 1 \0 in the buffer */
- /* This will not be correct if there are 2 \0's in the buffer */
- sRef_setNotNullTerminatedState(ret->sref);
- sRef_resetLen(ret->sref);
- } else {
- sRef_setNullTerminatedState(ret->sref);
- sRef_setLen (ret->sref, sRef_getLen(e->sref) - 1);
- }
- if (sRef_isNullTerminated (ret->sref))
- printf ("ret->sref is Null Terminated\n");
- else if (sRef_isPossiblyNullTerminated (ret->sref))
- printf ("ret->sref is Possibly Null Terminated\n");
- else if (sRef_isNotNullTerminated (ret->sref))
- printf ("ret->sref is Not Null Terminated\n");
- }
- }
-
- /* Operator : -- */
- if (lltok_getTok (op) == DEC_OP) {
- if (sRef_getSize(e->sref) >= 0) {
- sRef_setSize (ret->sref, sRef_getSize(e->sref) + 1);
- sRef_setLen (ret->sref, sRef_getLen(e->sref) + 1);
- }
- }
- }
- /*@end@*/
- /* end modifications */
+ /* updateEnvironmentForPostOp (e); */
+
+ /* start modifications */
+ /* added by Seejo on 4/16/2000 */
+
+ /* Arithmetic operations on pointers wil modify the size/len/null terminated
+ status */
+ if ((sRef_isPossiblyNullTerminated (e->sref)) || (sRef_isNullTerminated(e->sref))) {
+
+ ret->sref = sRef_copy (e->sref);
+
+ /* Operator : ++ */
+ if (lltok_getTok (op) == INC_OP) {
+ if (sRef_getSize(e->sref) > 0) {
+
+ sRef_setSize (ret->sref, sRef_getSize(e->sref) - 1);
+
+ if (sRef_getLen(e->sref) == 1) { /* i.e. the first character is \0 */
+ /* Assumption: there is only 1 \0 in the buffer */
+ /* This will not be correct if there are 2 \0's in the buffer */
+ sRef_setNotNullTerminatedState(ret->sref);
+ sRef_resetLen(ret->sref);
+ } else {
+ sRef_setNullTerminatedState(ret->sref);
+ sRef_setLen (ret->sref, sRef_getLen(e->sref) - 1);
+ }
+ if (sRef_isNullTerminated (ret->sref))
+ printf ("ret->sref is Null Terminated\n");
+ else if (sRef_isPossiblyNullTerminated (ret->sref))
+ printf ("ret->sref is Possibly Null Terminated\n");
+ else if (sRef_isNotNullTerminated (ret->sref))
+ printf ("ret->sref is Not Null Terminated\n");
+ }
+ }
+
+ /* Operator : -- */
+ if (lltok_getTok (op) == DEC_OP) {
+ if (sRef_getSize(e->sref) >= 0) {
+ sRef_setSize (ret->sref, sRef_getSize(e->sref) + 1);
+ sRef_setLen (ret->sref, sRef_getLen(e->sref) + 1);
+ }
+ }
+ }
+ /*@end@*/
+ /* end modifications */
return ret;
}
/* Arithmetic operations on pointers wil modify the size/len/null terminated
status */
if ((sRef_isPossiblyNullTerminated (e1->sref)) || (sRef_isNullTerminated(e1->sref))) {
- //if (sRef_isKnown (e->sref)) {
- //ret->sref = sRef_makeAddress (e->sref);
- //}
-
int val;
/*drl 1-4-2001
added ugly fixed to stop
status */
if ((sRef_isPossiblyNullTerminated (e2->sref)) || (sRef_isNullTerminated(e2->sref))) {
- //if (sRef_isKnown (e->sref)) {
- //ret->sref = sRef_makeAddress (e->sref);
- //}
-
- int val = (int) multiVal_forceInt (e1->val);
-
- /* Operator : + or += */
- if ((lltok_getTok (op) == TPLUS) || (lltok_getTok(op) == ADD_ASSIGN)) {
- if (sRef_getSize(e2->sref) >= val) {/* Incrementing the pointer by
- val should not result in a
- size < 0 (size = 0 is ok !) */
-
- sRef_setSize (ret->sref, sRef_getSize(e2->sref) - val);
-
- if (sRef_getLen(e2->sref) == val) { /* i.e. the character at posn val is \0 */
- sRef_setNotNullTerminatedState(ret->sref);
- sRef_resetLen (ret->sref);
- } else {
- sRef_setNullTerminatedState(ret->sref);
- sRef_setLen (ret->sref, sRef_getLen(e2->sref) - val);
- }
- }
- }
-
- /* Operator : - or -= */
- if ((lltok_getTok (op) == TMINUS) || (lltok_getTok (op) == SUB_ASSIGN)) {
- if (sRef_getSize(e2->sref) >= 0) {
- sRef_setSize (ret->sref, sRef_getSize(e2->sref) + val);
- sRef_setLen (ret->sref, sRef_getLen(e2->sref) + val);
- }
- }
- }
-
- /* end modifications */
-
- sRef_setNullError (ret->sref);
-
- /*
- ** Fixed for 2.2c: the alias state of ptr + int is dependent,
- ** since is points to storage that should not be deallocated
- ** through this pointer.
- */
-
- if (sRef_isOnly (ret->sref)
- || sRef_isFresh (ret->sref)) {
- sRef_setAliasKind (ret->sref, AK_DEPENDENT, exprNode_loc (ret));
+ int val = (int) multiVal_forceInt (e1->val);
+
+ /* Operator : + or += */
+ if ((lltok_getTok (op) == TPLUS) || (lltok_getTok(op) == ADD_ASSIGN)) {
+ if (sRef_getSize(e2->sref) >= val) {/* Incrementing the pointer by
+ val should not result in a
+ size < 0 (size = 0 is ok !) */
+
+ sRef_setSize (ret->sref, sRef_getSize(e2->sref) - val);
+
+ if (sRef_getLen(e2->sref) == val) { /* i.e. the character at posn val is \0 */
+ sRef_setNotNullTerminatedState(ret->sref);
+ sRef_resetLen (ret->sref);
+ } else {
+ sRef_setNullTerminatedState(ret->sref);
+ sRef_setLen (ret->sref, sRef_getLen(e2->sref) - val);
+ }
+ }
}
-
- tret = e2->typ;
- ret->sref = e2->sref;
+
+ /* Operator : - or -= */
+ if ((lltok_getTok (op) == TMINUS) || (lltok_getTok (op) == SUB_ASSIGN)) {
+ if (sRef_getSize(e2->sref) >= 0) {
+ sRef_setSize (ret->sref, sRef_getSize(e2->sref) + val);
+ sRef_setLen (ret->sref, sRef_getLen(e2->sref) + val);
+ }
+ }
+ }
+
+ /* end modifications */
+
+ sRef_setNullError (ret->sref);
+
+ /*
+ ** Fixed for 2.2c: the alias state of ptr + int is dependent,
+ ** since is points to storage that should not be deallocated
+ ** through this pointer.
+ */
+
+ if (sRef_isOnly (ret->sref)
+ || sRef_isFresh (ret->sref)) {
+ sRef_setAliasKind (ret->sref, AK_DEPENDENT, exprNode_loc (ret));
+ }
+
+ tret = e2->typ;
+ ret->sref = e2->sref;
}
else
{
lltok t = exprData_getUopTok (e->edata);
return fileloc_copy(lltok_getLoc (t));
} else {
- //drl possible problem : warning fix
- // llcontbug (message ("Cannot get next sequence point: %s", exprNode_unparse (e)));
+ /* drl possible problem : warning fix
+ llcontbug (message ("Cannot get next sequence point: %s", exprNode_unparse (e)));
+ */
return fileloc_undefined;
}
}
andersk / splint.git / blobdiff