Re: Bug#481378: Guile-1.8 FTBFS on mips (and other architectures)

[Ludovic Courtès]

Hi,

"Neil Jerram" <address@hidden> writes:

> Another possibility (which came from talking to Stepan Kasal) is that
> the code is failing because aux is being inlined.  To avoid this, we
> can use instead the find_stack_direction code from Autoconf and
> Gnulib, in which find_stack_direction calls itself recursively.

Recent versions of GCC can perform tail-call optimizations, which I
thought could be harmful; however, a quick test with GCC 4.2 -O3 on x86
and sparc64 doesn't reveal any problem (no wonder: the assembly code
contains "call find_stack_direction"...).

Thanks,
Ludovic.