soc.cpp: In function `int find_parent(clqtree_node*, clqtree_node*)': soc.cpp:152: warning: comparison between signed and unsigned integer expressions soc.cpp:166: warning: comparison between signed and unsigned integer expressions soc.cpp:150: warning: unused variable `int y' soc.cpp: In function `clqtree_node* build_clqtree(int, int*)': soc.cpp:179: warning: `clqtree_node*root' might be used uninitialized in this function soc.cpp: In function `void df_clqtree(clqtree_node*)': soc.cpp:223: warning: comparison between signed and unsigned integer expressions soc.cpp:230: warning: comparison between signed and unsigned integer expressions soc.cpp:236: warning: comparison between signed and unsigned integer expressions soc.cpp:243: warning: comparison between signed and unsigned integer expressions soc.cpp:254: warning: comparison between signed and unsigned integer expressions soc.cpp: In function `int find_max_value(clqtree_node*, int*)': soc.cpp:290: warning: comparison between signed and unsigned integer expressions soc.cpp:312: warning: comparison between signed and unsigned integer expressions soc.cpp:320: warning: comparison between signed and unsigned integer expressions soc.cpp:273: warning: `int oky' might be used uninitialized in this function