There are some segfaults in the buildfarm because of this, eg:
Program terminated with signal 11, Segmentation fault.
Error while reading shared library symbols:
Dwarf Error: wrong version in compilation unit header (is 4, should be
2) [in module /usr/libexec/ld.so]
#0 memcpy (dst0=Variable "d
Split xlog.c into xlog.c and xlogrecovery.c.
This moves the functions related to performing WAL recovery into the new
xlogrecovery.c source file, leaving xlog.c responsible for maintaining
the WAL buffers, coordinating the startup and switch from recovery to
normal operations, and other miscellane
