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Properly fail when concat is not actually constant.

This commit is contained in:
steve 2005-12-18 21:06:01 +00:00
parent f47627d752
commit 3429c24a6a
1 changed files with 9 additions and 1 deletions
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10
eval.cc
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@ -17,7 +17,7 @@
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
*/
#ifdef HAVE_CVS_IDENT
#ident "$Id: eval.cc,v 1.36.2.1 2005/12/07 03:28:44 steve Exp $"
#ident "$Id: eval.cc,v 1.36.2.2 2005/12/18 21:06:01 steve Exp $"
#endif
# include "config.h"
@ -151,6 +151,11 @@ verinum* PEConcat::eval_const(const Design*des, const NetScope*scope) const
for (unsigned idx = 1 ; idx < parms_.count() ; idx += 1) {
verinum*tmp = parms_[idx]->eval_const(des, scope);
/* Oops, found an argument that is not constant. Give up. */
if (tmp == 0) {
delete accum;
return 0;
}
assert(tmp);
*accum = concat(*accum, *tmp);
@ -256,6 +261,9 @@ verinum* PEUnary::eval_const(const Design*des, const NetScope*scope) const
/*
* $Log: eval.cc,v $
* Revision 1.36.2.2 2005/12/18 21:06:01 steve
* Properly fail when concat is not actually constant.
*
* Revision 1.36.2.1 2005/12/07 03:28:44 steve
* Support constant concatenation of constants.
*