I tried out gcc compiler flag -Wextra and found these problems:
cuneiform-linux-1.1.0/cuneiform_src/Kern/ccom/src/ccom.c:337:23: warning: ordered comparison of pointer with integer zero [-Wextra]
cuneiform-linux-1.1.0/cuneiform_src/Kern/ccom/src/ccom.c:447:23: warning: ordered comparison of pointer with integer zero [-Wextra]
cuneiform-linux-1.1.0/cuneiform_src/Kern/rling/sources/c/speldici.c:399:10: warning: ordered comparison of pointer with integer zero [-Wextra]
cuneiform-linux-1.1.0/cuneiform_src/Kern/rstr/src/rstr_p2.c:1862:27: warning: ordered comparison of pointer with integer zero [-Wextra]
cuneiform-linux-1.1.0/cuneiform_src/Kern/ced/sources/main/ced_func_rtf.cpp:215:13: warning: ordered comparison of pointer with integer zero [-Wextra]
cuneiform-linux-1.1.0/cuneiform_src/Kern/ced/sources/main/ced_func_rtf.cpp:900:18: warning: ordered comparison of pointer with integer zero [-Wextra]