Re: editfns.c (Fformat): fix for segfault

[Richard Stallman]

    > How can either of these functions cause a GC?

    As I'm not familiar with Emacs' memory allocation, my guess
    may be wrong.  What I thought was that buffers and strings
    may be relocated without GC if Emacs is using a relocatable
    allocator for them.  Only that explains why this bug happens.

Only GC relocates strings.