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root/radiance/ray/src/common/calexpr.c
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Comparing ray/src/common/calexpr.c (file contents):
Revision 2.30 by greg, Tue May 17 17:51:51 2005 UTC vs.
Revision 2.32 by greg, Thu May 1 16:42:05 2008 UTC

# Line 145 | Line 145 | epcmp(                 /* compare two expressions for equivalence */
145          case ':':
146                  return(epcmp(ep1->v.kid->sibling, ep2->v.kid->sibling));
147  
148 <        case TICK:
148 >        case CLKT:
149          case SYM:                       /* should never get this one */
150                  return(0);
151  
# Line 185 | Line 185 | epfree(                        /* free a parse tree */
185          case NUM:
186          case CHAN:
187          case ARG:
188 <        case TICK:
188 >        case CLKT:
189              break;
190  
191          default:
# Line 294 | Line 294 | epow(
294      lasterrno = errno;
295      errno = 0;
296      d = pow(evalue(ep1), evalue(ep1->sibling));
297 < #ifdef  IEEE
298 <    if (!finite(d))
299 <        errno = EDOM;
297 > #ifdef  isnan
298 >    if (errno == 0)
299 >        if (isnan(d))
300 >            errno = EDOM;
301 >        else if (isinf(d))
302 >            errno = ERANGE;
303   #endif
304      if (errno == EDOM || errno == ERANGE) {
305          wputs("Illegal power\n");

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