"smallboatca@xxxxxxxxx" <smallboatca@xxxxxxxxx> writes: > I got this "cond" may be used uninitialized in this function waring in > compiling my program. > > I used -Wuninitialized to ignore this warning, but it does not work. > Do you know which option (-W????) is for this "X variable may be used > uninitialized in this function"? Thanks In some cases you can find out by using the option -fdiagnostics-show-option. Otherwise you are going to have to show us a small test case and the compilation line. Ian