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root/radiance/ray/src/common/calexpr.c
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Comparing ray/src/common/calexpr.c (file contents):
Revision 2.37 by greg, Mon Mar 4 18:16:18 2019 UTC vs.
Revision 2.38 by greg, Sat Dec 7 16:38:08 2019 UTC

# Line 105 | Line 105 | eval(                  /* evaluate an expression string */
105      char  *expr
106   )
107   {
108 +    int  prev_support = esupport;
109      EPNODE  *ep;
110      double  rval;
111  
112 +    esupport &= ~E_RCONST;      /* don't bother reducing constant expr */
113      ep = eparse(expr);
114 +    esupport = prev_support;    /* as you were */
115      rval = evalue(ep);
116      epfree(ep);
117      return(rval);

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