[Bug bootstrap/97527] OpenBSD bootstrap fails with out of memory allocating 8 bytes after a total of 0 bytes

[tkoenig at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97527

--- Comment #5 from Thomas Koenig <tkoenig at gcc dot gnu.org> ---
Created attachment 49422
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=49422&action=edit
Generated gimple-match.c

All the temporary files were generated by manually adding -save-temps
to the Makefile in the gcc subdirectory, then re-compiling.

The error is repeatable.

Here's the output of vmstat while the machine is not compiling:

gcc220$ vmstat
 procs    memory       page                    disk traps          cpu
 r   s   avm     fre  flt  re  pi  po  fr  sr sd0  int   sys   cs us sy id
 1  60   35M   2616M 6785   0   0   0   0   0   2   87  5296  432  8  2 90