Re: [clisp-list] infinite loops inside clisp

[Sam S. <sd...@po...>]

Bruno Haible wrote:
> 
> The first strace looks like a GC. I cannot extract more information from that.
> Next time, he should compile clisp with -g and, when the situation arises
> again, rather than strace, attach a gdb and show the stack trace.
> 
> The second strace contains a GC and a few repeated alarm(0) calls before and
> after it. Look for "alarm(0)" in the source code... Here, attaching a gdb
> and showing the local variables in each of the stack frames that make up
> the endless recursion should help us.

the only alarm(0) is in cancel_interrupts() which is called in errors 
only, i.e., this looks like an infinite error loop (which should quickly 
run out of stack space unless it is auto-aborted).