master updated (724af76 -> b968b73)

[Glenn Morris]

gm pushed a change to branch master.

      from  724af76   Fix sxhash-equal on bytecodes, markers, etc.
      adds  088bfcc   Move “Fix some broken conditional forms” to master
       new  f8a0b02   ; Merge from origin/emacs-27
      adds  9063124   Use pthread_setname_np to set thread name
      adds  16c6dfb   Avoid assertion violations in very small-height windows
      adds  075f21c   Avoid crash by access to cleared 
img->pixmap->data/img->mask->data (Bug#38774)
      adds  c01f55f   Fix rendering bug due to unsynchronized cairo surface 
size (Bug#38497)
      adds  883b349   * lisp/net/tramp.el (tramp-file-local-name): Remove 
`save-match-data'.
      adds  b46c75b   xref-matches-in-files: Big Tramp speed-up
      adds  f54b243   Scale top-left coordinates in 
display-monitor-attributes-list
      adds  73fd8a4   Fix BSD and macOS builds w.r.t. pthread_setname_np 
(bug#38632)
      adds  a18373a   ; * etc/NEWS: Update the text about the 
XDG_CONFIG_HOME/emacs behavior.
      adds  fb43244   Objective C Mode imenu: cease recognizing "functions" 
within comments, etc.
      adds  af5709f   Further enhancement on `tramp-file-local-name'
      adds  42329e6   ; * etc/NEWS: Review of the whole text.
      adds  6cd9ccb   Fix compression of directories in Dired
       new  b968b73   Merge from origin/emacs-27


Summary of changes:
 configure.ac               |  21 +++-
 etc/NEWS.27                | 297 ++++++++++++++++++++++++---------------------
 lisp/dired-aux.el          |  16 ++-
 lisp/net/tramp.el          |  21 ++--
 lisp/progmodes/cc-menus.el |  98 +++++++--------
 lisp/progmodes/xref.el     |  10 +-
 src/image.c                |   4 +
 src/systhread.c            |  53 ++++----
 src/systhread.h            |   5 +-
 src/thread.c               |   7 +-
 src/thread.h               |   3 +-
 src/xdisp.c                |  28 +++--
 src/xfns.c                 |   2 +
 src/xterm.c                |   4 +
 14 files changed, 325 insertions(+), 244 deletions(-)