diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index f26544f85bcb6457d905ccc3412a45a8c0628f92..63a8a4fd5a6d1abacf4d9ce28df8d0e6bdc1304b 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,63 @@
+2021-08-13  Michael Meissner  <meissner@linux.ibm.com>
+
+	PR target/99921
+	* config/rs6000/altivec.md (xxeval): Use register_predicate
+	instead of altivec_register_predicate.
+
+2021-08-13  Martin Sebor  <msebor@redhat.com>
+
+	PR middle-end/101734
+	* tree-ssa-uninit.c (maybe_warn_read_write_only): New function.
+	(maybe_warn_operand): Call it.
+
+2021-08-13  Martin Liska  <mliska@suse.cz>
+
+	PR ipa/101354
+	* attribs.c (decl_attributes): Make naked functions "noipa"
+	  functions.
+
+2021-08-13  Martin Liska  <mliska@suse.cz>
+
+	PR ipa/101261
+	* symtab.c (symtab_node::noninterposable_alias): Do not create
+	  local aliases for target_clone functions as the clonning pass
+	  rejects aliases.
+
+2021-08-13  Martin Liska  <mliska@suse.cz>
+
+	* opts.c (LIVE_PATCHING_OPTION): Define.
+	(control_options_for_live_patching): Use it in error messages.
+
+2021-08-13  Jan Hubicka  <hubicka@ucw.cz>
+
+	* ipa-modref.c (dump_eaf_flags): Dump EAF_NOREAD.
+	(implicit_const_eaf_flags, implicit_pure_eaf_flags,
+	 ignore_stores_eaf_flags): New constants.
+	(remove_useless_eaf_flags): New function.
+	(eaf_flags_useful_p): Use it.
+	(deref_flags): Add EAF_NOT_RETURNED if flag is unused;
+	handle EAF_NOREAD.
+	(modref_lattice::init): Add EAF_NOREAD.
+	(modref_lattice::add_escape_point): Do not reacord escape point if
+	result is unused.
+	(modref_lattice::merge): EAF_NOESCAPE implies EAF_NODIRECTESCAPE;
+	use remove_useless_eaf_flags.
+	(modref_lattice::merge_deref): Use ignore_stores_eaf_flags.
+	(modref_lattice::merge_direct_load): Add EAF_NOREAD
+	(analyze_ssa_name_flags): Fix handling EAF_NOT_RETURNED
+	(analyze_parms): Use remove_useless_eaf_flags.
+	(ipa_merge_modref_summary_after_inlining): Use ignore_stores_eaf_flags.
+	(modref_merge_call_site_flags): Add caller and ecf_flags parameter;
+	use remove_useless_eaf_flags.
+	(modref_propagate_flags_in_scc): Update.
+	* ipa-modref.h: Turn eaf_flags_t back to char.
+	* tree-core.h (EAF_NOT_RETURNED): Fix.
+	(EAF_NOREAD): New constant
+	* tree-ssa-alias.c: (ref_maybe_used_by_call_p_1): Check for
+	EAF_NOREAD.
+	* tree-ssa-structalias.c (handle_rhs_call): Handle new flags.
+	(handle_pure_call): Likewise.
+
 2021-08-12  Jakub Jelinek  <jakub@redhat.com>
 
 	* tree.def (OMP_MASKED): New tree code.
diff --git a/gcc/DATESTAMP b/gcc/DATESTAMP
index 3f3eb1e2d2730b4dbf543ce171720e6bc0fb7fde..0e1f66192cefffee2c93948d85bb99cea58f5057 100644
--- a/gcc/DATESTAMP
+++ b/gcc/DATESTAMP
@@ -1 +1 @@
-20210813
+20210814
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 6ee775a9c09efa2e5c10149f87afb0bab4bebf18..20cf4ecb2b042228d9bd80d5c6fd8c1c4c141792 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,22 @@
+2021-08-13  Martin Sebor  <msebor@redhat.com>
+
+	PR middle-end/101734
+	* gcc.dg/uninit-42.c: New test.
+
+2021-08-13  Martin Liska  <mliska@suse.cz>
+
+	PR ipa/101261
+	* gcc.target/i386/pr101261.c: New test.
+
+2021-08-13  Jan Hubicka  <hubicka@ucw.cz>
+
+	* gcc.dg/tree-ssa/modref-6.c: Update.
+
+2021-08-13  prathamesh.kulkarni  <prathamesh.kulkarni@linaro.org>
+
+	* gcc.target/arm/simd/pr98435.c: Add dg-require-effective-target
+	arm_softfp_ok.
+
 2021-08-12  Jakub Jelinek  <jakub@redhat.com>
 
 	* c-c++-common/gomp/clauses-1.c (bar): Add tests for combined masked
diff --git a/libbacktrace/ChangeLog b/libbacktrace/ChangeLog
index e5bdc2945e66fad72944baf9619b296a84a7a82e..dc986b9370efc6063495463ee493bbaa0cb6bb28 100644
--- a/libbacktrace/ChangeLog
+++ b/libbacktrace/ChangeLog
@@ -1,3 +1,8 @@
+2021-08-13  Sergei Trofimovich  <siarheit@google.com>
+
+	* install-debuginfo-for-buildid.sh.in: Force non-localized readelf
+	output with LANG=C.
+
 2021-06-28  Clément Chigot  <clement.chigot@atos.net>
 
 	* xcoff.c (SSUBTYP_DWRNGES): New define.
diff --git a/libgomp/ChangeLog b/libgomp/ChangeLog
index 3d3b353f049e4dab478309deb89fe9ae52523ff9..5c72302c6de9c28de4cb6aa36bc14880a01a7a26 100644
--- a/libgomp/ChangeLog
+++ b/libgomp/ChangeLog
@@ -1,3 +1,7 @@
+2021-08-13  Thomas Schwinge  <thomas@codesourcery.com>
+
+	* testsuite/libgomp.oacc-c-c++-common/static-variable-1.c: Adjust.
+
 2021-08-12  Jakub Jelinek  <jakub@redhat.com>
 
 	* testsuite/libgomp.c-c++-common/masked-1.c: New test.