int a=1;
int b=2;
if (a=b)
 {
 a++;
}
printf("ok");

Line 3: error: expected identifier or '(' before 'if'
Line 7: error: expected declaration specifiers or '...' before string constant
Line 7: warning: data definition has no type or storage class
Line 7: error: conflicting types for 'printf'
t.c:8: note: a parameter list with an ellipsis can't match an empty parameter name list declaration