diff --git a/programs/develop/cmm/disasm.cpp b/programs/develop/cmm/disasm.cpp
index 0caf293d90..88d08810f8 100644
--- a/programs/develop/cmm/disasm.cpp
+++ b/programs/develop/cmm/disasm.cpp
@@ -1152,7 +1152,7 @@ void addr_to_hex(long addr, unsigned char splitup)
 
 {
 
-static char buffer[11];
+static char buffer[12]; // fix by cppcheck
 
 WORD32 adr;
 
diff --git a/programs/develop/cmm/main.cpp b/programs/develop/cmm/main.cpp
index 0c0f4f29fc..ed0e8d6569 100644
--- a/programs/develop/cmm/main.cpp
+++ b/programs/develop/cmm/main.cpp
@@ -915,7 +915,7 @@ nexpardll:
 					AlignCycle=(unsigned char)1^neg;
 					if(ptr!=NULL){
 						aligncycle=getnumber((unsigned char *)ptr);
-						if(aligncycle<1&&aligncycle>4096)aligncycle=8;
+						if(aligncycle<1 || aligncycle>4096)aligncycle=8;  // fix by cppcheck
 					}
 					break;
 				case c_ws:	//dos-stub for windows programs
@@ -1664,6 +1664,7 @@ unsigned char typev;
 			if(am32==FALSE&&((itok.flag&f_far)==0))ssize=2;
 			else ssize=4;
 		}
+		else printf("unexpected condition\n");  // fix by cppcheck
 		datasize+=initglobalvar(type,ptr->recsize/ssize,ssize,typev);
 	}
 	free(input);
diff --git a/programs/develop/cmm/new_type.cpp b/programs/develop/cmm/new_type.cpp
index 515a8a7b72..b3dd730772 100644
--- a/programs/develop/cmm/new_type.cpp
+++ b/programs/develop/cmm/new_type.cpp
@@ -33,7 +33,7 @@ int usebracket=FALSE;
 	if(usebracket){

 		while(tok==tk_mult){

 			nexttok();

-			*pointr++;

+			(*pointr)++;  // fix by cppcheck

 		}

 		if(tok!=tk_closebracket)expected(')');

 		else getoperand(reg);

diff --git a/programs/develop/cmm/outpe.cpp b/programs/develop/cmm/outpe.cpp
index f1a8e4704d..49260b3572 100644
--- a/programs/develop/cmm/outpe.cpp
+++ b/programs/develop/cmm/outpe.cpp
@@ -147,7 +147,7 @@ unsigned short numobj=1;
 char *importblock=NULL;

 char *relocblock=NULL;

 char *exportblock=NULL;

-unsigned long psize,vsize=0,sizereloc=0,sizeReloc=0,sizeImport=0,sizeExport=0,

+unsigned long psize = 0,vsize=0,sizereloc=0,sizeReloc=0,sizeImport=0,sizeExport=0,

               sizebss=0,sizeRes=0;

 unsigned long startsec=0,startsecr=0,startsece=0,startsecres=0;

 unsigned int posrel=0,sizeimport=0,startimportname=0,sizeexport=0,sizeres=0,

diff --git a/programs/develop/cmm/port.cpp b/programs/develop/cmm/port.cpp
index 5fe4bab8fa..3d39d808f4 100644
--- a/programs/develop/cmm/port.cpp
+++ b/programs/develop/cmm/port.cpp
@@ -99,7 +99,7 @@ int MultiByteToWideChar(
     int cchWideChar 	// size of buffer 
    )
 {
-	int i;
+	int i = 0;  // fix by cppcheck
 	while ((lpMultiByteStr[i*2]!=0) && (lpMultiByteStr[i*2+1]!=0)) i++;
 	return i/2;
 }
@@ -147,7 +147,7 @@ int stat (const char* path, struct _stat* buf)
  
 char * getcwd (char *buffer, int size)
 {
-	int len=0;
+	volatile int len=0;   // fix by cppcheck
 	if (size==0){
 		if (buffer!=0)
 			return 0;
diff --git a/programs/develop/cmm/toka.cpp b/programs/develop/cmm/toka.cpp
index 271c84e2fe..ea4946bfec 100644
--- a/programs/develop/cmm/toka.cpp
+++ b/programs/develop/cmm/toka.cpp
@@ -675,7 +675,7 @@ void CheckReg(int idx,int base,int *reg1,int *reg2,int razr)
 		}
 		if(lreg[*reg1]==0)lreg[*reg1]=1;
 		else{
-			for(i=8;i!=0;i--){
+			for(i=7;i>=0;i--){    // fix by cppcheck, side effect - enable EAX 
 				if(lreg[i]==0){
 					lreg[i]=1;
 					*reg1=i;
@@ -685,7 +685,7 @@ void CheckReg(int idx,int base,int *reg1,int *reg2,int razr)
 		}
 //		printf("\nreg1=%d",*reg1);
 		if(lreg[*reg2]!=0){
-			for(i=8;i!=0;i--){
+			for(i=7;i>=0;i--){    // fix by cppcheck, side effect - enable EAX
 				if(lreg[i]==0){
 					*reg2=i;
 					break;
diff --git a/programs/develop/cmm/tokb.cpp b/programs/develop/cmm/tokb.cpp
index 9eadb3ecd8..513d84a04b 100644
--- a/programs/develop/cmm/tokb.cpp
+++ b/programs/develop/cmm/tokb.cpp
@@ -691,7 +691,7 @@ ITOK posttok;
 	if(val==0&&rflag==0&&posttok.post==0)next|=8;

 	switch(next){

 		case 5:		// idx=-1  zoom=-1         Rb+N

-			if(reg==EAX&&(val>127||val<0xffffff80))goto retfalse;

+			if(reg==EAX&&(val>127||val<0xffffff80)) {  //cppcheck - condition val>127||val<0xffffff80 always true, add diagnostic
				printf("suspicious instruction compilation\n");
				goto retfalse;   
			}

 			if(val<3||val>0xfffffffd)goto retfalse;

 			if(base==ESP)goto retfalse;

 			break;

@@ -4154,8 +4154,8 @@ beg1:
 			break;

 		case tk_seg:

 	 		op66(r16);

-			op(0x8C); op(0xC0+gstok->number*8); break;

-			ClearReg(AL);

+			op(0x8C); op(0xC0+gstok->number*8);

+			ClearReg(AL);  break;   // fix by cppcheck

 		default: bytevalexpected(0); break;

 	}

 }

diff --git a/programs/develop/cmm/tokc.cpp b/programs/develop/cmm/tokc.cpp
index 18c79f9b08..ec5b9354ea 100644
--- a/programs/develop/cmm/tokc.cpp
+++ b/programs/develop/cmm/tokc.cpp
@@ -8183,7 +8183,7 @@ COM_MOD *ocur_mod;
 							sprintf(itok.name,"%e",itok.dnumber);
 							break;
 						case tk_qword:
-							sprintf(itok.name,"0x%X%08X",itok.lnumber>>16,itok.number);
+							sprintf(itok.name,"0x%X%08X",itok.lnumber>>16,itok.number); 
 							break;
 						default:
 							sprintf(itok.name,"0x%X",itok.number);
@@ -9976,7 +9976,7 @@ void unpackteg(structteg *tteg)
 int i;
 elementteg *bazael;
 structteg *newteg;
-int ssize,count;
+int ssize=4,count;   // fix by cppcheck
 idrec *newrec,*ptr;
 	if(alignword){	//выровнять на четный адрес
 		if(am32==0){