(gdb) run -E setup.py build Starting program: /dat1/home/sharad/python/Python-2.2/python -E setup.py build [New LWP 2 ] [New LWP 3 ] running build running build_ext skipping 'struct' extension (up-to-date) skipping 'regex' extension (up-to-date) skipping 'pcre' extension (up-to-date) skipping '_hotshot' extension (up-to-date) skipping '_weakref' extension (up-to-date) skipping 'xreadlines' extension (up-to-date) Program received signal SIGSEGV, Segmentation fault. 0xff136c5c in strlen () from /usr/lib/libc.so.1 (gdb)