GNU gdb 5.1.1 Copyright 2002 Free Software Foundation, Inc. GDB is free software, covered by the GNU General Public License, and you are welcome to change it and/or distribute copies of it under certain conditions. Type "show copying" to see the conditions. There is absolutely no warranty for GDB. Type "show warranty" for details. This GDB was configured as "i386-linux"...(no debugging symbols found)... (gdb) set args -b geda_vco_bfq19_wil.ckt (gdb) run Starting program: /usr/local/bin/gnucap -b geda_vco_bfq19_wil.ckt Gnucap 0.31 The Gnu Circuit Analysis Package Never trust any version less than 1.0 Copyright 1982-2002, Albert Davis Gnucap comes with ABSOLUTELY NO WARRANTY This is free software, and you are welcome to redistribute it under certain conditions according to the GNU General Public License. See the file "COPYING" for details VCO_BFQ19.ckt time= -0.00 time= -0.00 time= -0.00 time= -0.00 time= -0.00 # 300.15 time= -0.00 # v(Re) v(Camp) i(Rcamp) 0. -2.3727 -3.7928 -0.024538 time= -0.00 vco_fourier_42pF.dat exists. replace? (no debugging symbols found)...(no debugging symbols found)... (no debugging symbols found)...(no debugging symbols found)... Program received signal SIGSEGV, Segmentation fault. 0x400f5c0d in free () from /lib/libc.so.6 (gdb) bt #0 0x400f5c0d in free () from /lib/libc.so.6 #1 0x400f5ad3 in free () from /lib/libc.so.6 #2 0x40046434 in __builtin_delete () from /usr/lib/libstdc++-libc6.1-2.so.3 #3 0x080e6ce1 in FOURIER::fftunallocate () #4 0x080e610d in FOURIER::command () #5 0x080fcbe4 in CMD::fourier () #6 0x080ee3e6 in CMD::cmdproc () #7 0x08095915 in DEV_DOT::parse () #8 0x080f5c55 in cparse () #9 0x080f4d4c in parsebranch () #10 0x080f47bf in getmerge () #11 0x080f4171 in CMD::run () #12 0x080eefe7 in CMD::cmdproc () #13 0x080ff0c1 in process_cmd_line () #14 0x080fe2e3 in main () #15 0x400a017f in __libc_start_main () from /lib/libc.so.6 (gdb) quit The program is running. Exit anyway? (y or n)