On 21 June 2012 10:18, Syed Ahsan Ali Bokhari wrote: > Yes I have built outside the source directory in objdir, Then you don't need to delete the srcdir. > I am trying > to build it again because the application which is using gfortran is > not working after the previous build. The error you showed in an earlier mail is because you didn't link the application properly, not because of a problem with the GCC build. Instead of building GCC again why not just link the application properly?