--- loadparts.cpp
+++ loadparts.cpp
@@ -245,7 +245,7 @@
 
 	while ('\\' == line[l-1]) {
             // concat next line(s)
-	    int bufsize = clamp(0U, sizeof(line)-l, sizeof(line)-1);
+	    int bufsize = clamp(0U, (unsigned int)(sizeof(line)-l), (unsigned int)(sizeof(line)-1));
 	    fgets(&line[l-2], bufsize, fp);
 	    if (feof((FILE*)fp)) break;
 	    l = strlen(line);
--- main.cpp
+++ main.cpp
@@ -179,7 +179,7 @@
         switch (c) {
         case 'h':
 	    // brief help
-	    printf("csmash [-s] [ip-address]");
+	    puts("csmash [-s] [ip-address]");
 	    return 0;
 	case 's':
 	    // Server mode
--- matrix
+++ matrix
@@ -42,7 +42,7 @@
 
 /* __BEGIN__BEGIN__ */
 //__NAMESPACE_BEGIN(ese);
-#if (!defined __GNUG__) || (__GNUC__ == 3)
+#if (!defined __GNUG__) || (__GNUC__ >= 3)
 template<typename T>
 void swap(T& a, T& b)
 {