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better handle over overflow.

This commit is contained in:
Vitor Santos Costa 2010-03-30 12:45:32 +01:00
parent f45e95ba68
commit c4819d8ab2
1 changed files with 4 additions and 1 deletions
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5
C/attvar.c
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@ -543,15 +543,16 @@ static Int
p_put_atts(void) {
/* receive a variable in ARG1 */
Term inp = Deref(ARG1);
Term otatts;
/* if this is unbound, ok */
if (IsVarTerm(inp)) {
attvar_record *attv;
Term otatts;
Term tatts = Deref(ARG2);
Functor mfun = FunctorOfTerm(tatts);
int new = FALSE;
tatts = Deref(ARG2);
if (IsAttachedTerm(inp)) {
attv = RepAttVar(VarOfTerm(inp));
} else {
@ -566,6 +567,8 @@ p_put_atts(void) {
new = TRUE;
Yap_unify(ARG1, AbsAttVar(attv));
}
/* we may have a stack shift meanwhile!! */
tatts = Deref(ARG2);
if (IsVarTerm(otatts = SearchAttsForModule(attv->Atts,mfun))) {
AddNewModule(attv,tatts,new,FALSE);
} else {