diff options
Diffstat (limited to 'src/aig/fra')
| -rw-r--r-- | src/aig/fra/fraCore.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/src/aig/fra/fraCore.c b/src/aig/fra/fraCore.c index 75de8a71..11e69b59 100644 --- a/src/aig/fra/fraCore.c +++ b/src/aig/fra/fraCore.c @@ -77,6 +77,12 @@ int Fra_FraigMiterStatus( Aig_Man_t * p ) CountNonConst0++; continue; } + // check if the output is a primary input + if ( p->nRegs == 0 && Aig_ObjIsPi(Aig_Regular(pChild)) ) + { + CountNonConst0++; + continue; + } // check if the output can be not constant 0 if ( Aig_Regular(pChild)->fPhase != (unsigned)Aig_IsComplement(pChild) ) { |