Update ChangeLog file (v7.2 - v7.4 changes only)

(a cherry-pick of commit e9e52ab66 from 'release-7_4')

1 files changed, 17 insertions, 0 deletions

diff --git a/ChangeLog b/ChangeLog
index adcca4b0..341281e6 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1174,6 +1174,13 @@ Also, includes 7.4.6 changes
 Also, includes 7.4.4 changes
 
 
+== [7.4.22] (not released yet) ==
+
+* Eliminate 'new_l may be used uninitialized' gcc warning in os_dep (Cygwin)
+
+Also, includes 7.2p changes.
+
+
 == [7.4.20] 2021-09-28 ==
 
 * Do not hold GC_fault_handler_lock when in Sleep (Windows)
@@ -1700,6 +1707,16 @@ Also, includes 7.2e, 7.2d, 7.2c, 7.2b changes
 Also, includes 7.2 changes
 
 
+== [7.2p] (not released yet) ==
+
+* Fix a typo in debugging.html
+* Fix nodist_libgc_la_SOURCES value in Makefile.am for Solaris/sparc
+* Refer to Makefile.direct instead of deleted Makefile file in README
+* Remove checking of RS6000 completely
+* Remove non-working check of M68K in gctest
+* Revert addition of msvc_dbg.h in include.am
+
+
 == [7.2o] 2021-09-28 ==
 
 * Add loop to handle abort error like in suspend logic on Darwin