Compiler warnings.

src/aig/gia/giaMfs.c

@@ -354,7 +354,8 @@ Gia_Man_t * Gia_ManInsertMfs( Gia_Man_t * p, Sfm_Ntk_t * pNtk, int fAllBoxes )
             if ( Gia_ObjLutIsMux(p, Vec_IntEntry(vMfs2Old, iMfsId)) )
             {
                 int MapSize = Vec_IntSize(vMapping2);
-                int nVarsNew, Res = Abc_TtSimplify( pTruth, Vec_IntArray(vLeaves), Vec_IntSize(vLeaves), &nVarsNew );
+                int nVarsNew;
+                Abc_TtSimplify( pTruth, Vec_IntArray(vLeaves), Vec_IntSize(vLeaves), &nVarsNew );
                 Vec_IntShrink( vLeaves, nVarsNew );
                 iLitNew = Gia_ManFromIfLogicCreateLut( pNew, pTruth, vLeaves, vCover, vMapping, vMapping2 );
                 if ( MapSize < Vec_IntSize(vMapping2) )

src/aig/miniaig/ndr.h

@@ -972,7 +972,7 @@ static inline void Ndr_ModuleTestFlop()
 static inline void Ndr_ModuleTestSelSel()
 {
     // map name IDs into char strings
-    char * ppNames[12] = { NULL, "sel", "c", "d0", "d1", "d2", "d3", "out" };
+    //char * ppNames[12] = { NULL, "sel", "c", "d0", "d1", "d2", "d3", "out" };
     // name IDs
     int NameIdC      =  2;
     int NameIdD0     =  3;
@@ -1019,7 +1019,7 @@ static inline void Ndr_ModuleTestSelSel()
 static inline void Ndr_ModuleTestDec()
 {
     // map name IDs into char strings
-    char * ppNames[12] = { NULL, "dec", "in", "out" };
+    //char * ppNames[12] = { NULL, "dec", "in", "out" };
     // name IDs
     int NameIdIn     =  2;
     int NameIdOut    =  3;

src/base/wlc/wlcMem.c

@@ -827,7 +827,7 @@ int Wlc_NtkMemAbstract( Wlc_Ntk_t * p, int nIterMax, int fDumpAbs, int fPdrVerbo
     Vec_Wec_t * vRefines = Vec_WecAlloc( 100 );
     Vec_Int_t * vNodeFrames = Vec_IntAlloc( 100 );
     Vec_Int_t * vMemObjs, * vMemFanins, * vFirstTotal, * vRefine; 
-    int RetValue, iFirstMemPi, iFirstCi, iFirstMemCi, nDcBits, nIters;
+    int RetValue = -1, iFirstMemPi, iFirstCi, iFirstMemCi, nDcBits, nIters;
 
     vMemObjs    = Wlc_NtkCollectMemory( p );
     vMemFanins  = Wlc_NtkCollectMemFanins( p, vMemObjs );

src/base/wlc/wlcReadVer.c

@@ -1277,7 +1277,7 @@ startword:
         }
         else if ( Wlc_PrsStrCmp( pStart, "ABC_DFFRSE" ) )
         {
-            int NameId[8], fFound, nBits = 1, fFlopIn, fFlopOut, fFlopClk, fFlopRst, fFlopSet, fFlopEna, fFlopAsync, fFlopInit;
+            int NameId[8] = {0}, fFound, fFlopIn, fFlopOut, fFlopClk, fFlopRst, fFlopSet, fFlopEna, fFlopAsync, fFlopInit;
             pStart += strlen("ABC_DFF");
             while ( 1 )
             {

src/opt/dau/dauCanon.c

@@ -1426,7 +1426,7 @@ static void CheckConfig(Abc_TgMan_t * pMan)
 	for (i = 0; i < pMan->nVars; i++)
 	{
 		assert(pPermE[i] == pMan->pPermT[i]);
-		assert(pMan->pPermTRev[pMan->pPermT[i]] == i);
+		assert(pMan->pPermTRev[(int)pMan->pPermT[i]] == i);
 	}
 	assert(Abc_TgCannonVerify(pMan));
 #endif
@@ -1478,11 +1478,11 @@ static void Abc_TgImplementPerm(Abc_TgMan_t* pMan, const char *pPermDest)
 	unsigned uPhase = pMan->uPhase & (1 << nVars);
 
 	for (i = 0; i < nVars; i++)
-		pRev[pPerm[i]] = i;
+		pRev[(int)pPerm[i]] = i;
 	for (i = 0; i < nVars; i++)
-		pPerm[i] = pRev[pPermDest[i]];
+		pPerm[i] = pRev[(int)pPermDest[i]];
 	for (i = 0; i < nVars; i++)
-		pRev[pPerm[i]] = i;
+		pRev[(int)pPerm[i]] = i;
 
 	Abc_TtImplementNpnConfig(pMan->pTruth, nVars, pRev, 0);
 	Abc_TtNormalizeSmallTruth(pMan->pTruth, nVars);
@@ -1492,7 +1492,7 @@ static void Abc_TgImplementPerm(Abc_TgMan_t* pMan, const char *pPermDest)
 		if (pMan->uPhase & (1 << pPerm[i]))
 			uPhase |= (1 << i);
 		pPerm[i] = pPermDest[i];
-		pRev[pPerm[i]] = i;
+		pRev[(int)pPerm[i]] = i;
 	}
 	pMan->uPhase = uPhase;
 }
@@ -1656,7 +1656,7 @@ static int Abc_TgGroupSymmetry(Abc_TgMan_t * pMan, TiedGroup * pGrp, int doHigh)
 //	char * symPhase = pMan->symPhase;
 	int nGVars = pGrp->nGVars;
 	char * pVars = pMan->pPerm + pGrp->iStart;
-	int modified, order = 0;
+	int modified;
 
 	for (i = 0; i < nGVars; i++)
 		fDone[i] = 0, scnt[i] = 1;
@@ -2046,7 +2046,7 @@ static void Abc_TgPhaseEnumeration(Abc_TgMan_t * pMan, Abc_TgMan_t * pBest)
 	for (i = 0; i < n; i++)
 	{
 		char iv = pMan->pPerm[i];		
-		for (j = i; j > 0 && pMan->symPhase[pFGrps[j-1]] > pMan->symPhase[iv]; j--)
+		for (j = i; j > 0 && pMan->symPhase[(int)pFGrps[j-1]] > pMan->symPhase[(int)iv]; j--)
 			pFGrps[j] = pFGrps[j - 1];
 		pFGrps[j] = iv;
 	}