GNU gdb (GDB) 7.4.1-debian Copyright (C) 2012 Free Software Foundation, Inc. License GPLv3+: GNU GPL version 3 or later This is free software: you are free to change and redistribute it. There is NO WARRANTY, to the extent permitted by law. Type "show copying" and "show warranty" for details. This GDB was configured as "arm-linux-gnueabihf". For bug reporting instructions, please see: ... Reading symbols from /home/pi/test-gdc.reduced/aliasthis.exe...done. (gdb) run Starting program: /home/pi/test-gdc.reduced/aliasthis.exe [Thread debugging using libthread_db enabled] Using host libthread_db library "/lib/arm-linux-gnueabihf/libthread_db.so.1". Program received signal SIGILL, Illegal instruction. __gnu_Unwind_Restore_VFP_D_16_to_31 () at ../../../gcc-4.8-20120826/libgcc/config/arm/libunwind.S:244 244 ldcl p11,cr0,[r0],{0x20} /* vldm r0, {d16-d31} */ (gdb) bt #0 __gnu_Unwind_Restore_VFP_D_16_to_31 () at ../../../gcc-4.8-20120826/libgcc/config/arm/libunwind.S:244 #1 0x00038dbc in restore_non_core_regs () #2 0x00039064 in __gnu_Unwind_RaiseException () #3 0x00039bfc in ___Unwind_RaiseException () at ../../../gcc-4.8-20120826/libgcc/config/arm/libunwind.S:345 #4 0x00029c90 in _d_throw () at ../../../../gcc-4.8-20120826/libphobos/libdruntime/gcc/deh.d:166 #5 0x00014a74 in onAssertError () at ../../../../gcc-4.8-20120826/libphobos/libdruntime/core/exception.d:404 #6 0x00009dcc in D main () #7 0x0000df18 in rt.dmain2.main() () at ../../../../gcc-4.8-20120826/libphobos/libdruntime/rt/dmain2.d:569 #8 0x0000e7a8 in rt.dmain2.main() () at ../../../../gcc-4.8-20120826/libphobos/libdruntime/rt/dmain2.d:544 #9 0x0000e93c in rt.dmain2.main() () at ../../../../gcc-4.8-20120826/libphobos/libdruntime/rt/dmain2.d:579 #10 0x0000e7a8 in rt.dmain2.main() () at ../../../../gcc-4.8-20120826/libphobos/libdruntime/rt/dmain2.d:544 #11 0x0000e898 in main () at ../../../../gcc-4.8-20120826/libphobos/libdruntime/rt/dmain2.d:588