How to set "advance off" mode
	The exception occurrence point shown by gdb might be incorrect by the advance control of HW.
	Users can disable the advance control by setting the environment variable  VE_ADVANCEOFF=YES.
	Please note execution time will increase when the advance control is disabled.
	Example:
				$ export VE_ADVANCEOFF=YES
				$ /opt/nec/ve/bin/ve-gdb -q a.out
				No symbol table is loaded.  Use the "file" command.
				Reading symbols from a.out...done.
				(gdb) run