Merge branch 'PHP-7.3' into PHP-7.4

* PHP-7.3:
  Fix #78849: GD build broken with -D SIGNED_COMPARE_SLOW

diff --cc NEWS
index 0c45441aba3d04ec8df0f2bb3a0fe4b34028add0,abedf9c09e2159bd6b371b1c86e1e5fd4f7a8d4a..03132d412cf11b0d50391e2102104762a0b1afab
--- 1/NEWS
--- 2/NEWS
+++ b/NEWS
@@@ -1,17 -1,16 +1,20 @@@
  PHP                                                                        NEWS
  |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
 -?? ??? ????, PHP 7.3.13
 +
 +?? ??? ????, PHP 7.4.1
  
  - Core:
 -  . Fixed bug #78787 (Segfault with trait overriding inherited private shadow
 -    property). (Nikita)
 +  . Fixed bug #78810 (RW fetches do not throw "uninitialized property"
 +    exception). (Nikita)
  
+ - GD:
+   . Fixed bug #78849 (GD build broken with -D SIGNED_COMPARE_SLOW). (cmb)
+ 
 +- FPM:
 +  . Fixed bug #76601 (Partially working php-fpm ater incomplete reload).
 +    (Maksim Nikulin)
 +
  - OPcache:
 -  . Fixed potential ASLR related invalid opline handler issues. (cmb)
    . Fixed $x = (bool)$x; with opcache (should emit undeclared variable notice).
      (Tyson Andre)
  

diff --cc ext/gd/libgd/gd_gif_out.c
Simple merge