diff --git a/contrib/ChangeLog b/contrib/ChangeLog
index 13c9986c856966c1b9948db81f4fa7aa22180dd0..62fd844d2da70645844ac45be17dded6bb69d4c8 100644
--- a/contrib/ChangeLog
+++ b/contrib/ChangeLog
@@ -1,3 +1,8 @@
+2024-04-26  Jakub Jelinek  <jakub@redhat.com>
+
+	* gcc-changelog/git_update_version.py (active_refs): Add
+	releases/gcc-14.
+
 2024-04-18  Sandra Loosemore  <sloosemore@baylibre.com>
 
 	* config-list.mk (LIST): --enable-obsolete for nios2*-*-*.
diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index eb902c296c0e90efa82ed63f565eab93d3b462b7..07e26277815fe61a898cda676636fc51268615f2 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,44 @@
+2024-04-26  Wilco Dijkstra  <wilco.dijkstra@arm.com>
+
+	* config/aarch64/aarch64.cc (MAX_SET_SIZE): New define.
+	(aarch64_progress_pointer): Remove function.
+	(aarch64_set_one_block_and_progress_pointer): Simplify and clean up.
+	(aarch64_expand_setmem): Clean up implementation, use byte offsets,
+	simplify size calculation.
+
+2024-04-26  Wilco Dijkstra  <wilco.dijkstra@arm.com>
+
+	* config/aarch64/aarch64.cc (aarch64_mode_valid_for_sched_fusion_p):
+	Remove check for AARCH64_EXTRA_TUNE_NO_LDP_STP_QREGS.
+	(aarch64_advsimd_ldp_stp_p): Likewise.
+	(aarch64_stp_sequence_cost): Likewise.
+	(aarch64_expand_cpymem): Likewise.
+	(aarch64_expand_setmem): Likewise.
+	* config/aarch64/aarch64-ldp-fusion.cc (ldp_operand_mode_ok_p):
+	Likewise.
+	* config/aarch64/aarch64-ldpstp.md: Likewise.
+	* config/aarch64/aarch64-tuning-flags.def: Remove NO_LDP_STP_QREGS.
+	* config/aarch64/tuning_models/emag.h: Likewise.
+	* config/aarch64/tuning_models/xgene1.h: Likewise.
+
+2024-04-26  Frederik Harwath  <frederik@harwath.name>
+
+	* config.gcc: Add gfx90c.
+	* config/gcn/gcn-hsa.h (NO_SRAM_ECC): Likewise.
+	* config/gcn/gcn-opts.h (enum processor_type): Likewise.
+	(TARGET_GFX90c): New macro.
+	* config/gcn/gcn.cc (gcn_option_override): Handle gfx90c.
+	(gcn_omp_device_kind_arch_isa): Likewise.
+	(output_file_start): Likewise.
+	* config/gcn/gcn.h: Add gfx90c.
+	* config/gcn/gcn.opt: Likewise.
+	* config/gcn/mkoffload.cc (EF_AMDGPU_MACH_AMDGCN_GFX90c): New macro.
+	(get_arch): Handle gfx90c.
+	(main): Handle EF_AMDGPU_MACH_AMDGCN_GFX90c
+	* config/gcn/t-omp-device: Add gfx90c.
+	* doc/install.texi: Likewise.
+	* doc/invoke.texi: Likewise.
+
 2024-04-25  David Faust  <david.faust@oracle.com>
 
 	* config/bpf/bpf.h (PREFERRED_DEBUGGING_TYPE): Set to BTF_DEBUG.
diff --git a/gcc/DATESTAMP b/gcc/DATESTAMP
index 31b7d4c373fdaad1bee73ac2cab71cc2c5aa982f..eb33e014662318a0cf7a96fcbd484027b099789b 100644
--- a/gcc/DATESTAMP
+++ b/gcc/DATESTAMP
@@ -1 +1 @@
-20240426
+20240427
diff --git a/gcc/ada/ChangeLog b/gcc/ada/ChangeLog
index 0d9014ae51fa88fa8f3168657a53d8f3ca74d639..edbc70e34a1dc72c17a5f73bb01269fd0e60d3c4 100644
--- a/gcc/ada/ChangeLog
+++ b/gcc/ada/ChangeLog
@@ -1,3 +1,7 @@
+2024-04-26  Jakub Jelinek  <jakub@redhat.com>
+
+	* gnatvsn.ads: Bump Library_Version to 15.
+
 2024-04-15  Piotr Trojanek  <trojanek@adacore.com>
 
 	* doc/gnat_rm/implementation_defined_aspects.rst
diff --git a/gcc/cp/ChangeLog b/gcc/cp/ChangeLog
index d1fdc2747e1fd49f39a16b4dd69b1f0e3ef54cf5..b6696680f989a7a68cc811ad8492cdcdfb325df8 100644
--- a/gcc/cp/ChangeLog
+++ b/gcc/cp/ChangeLog
@@ -1,3 +1,8 @@
+2024-04-26  Patrick Palka  <ppalka@redhat.com>
+
+	* error.cc (print_instantiation_partial_context_line): Clear the
+	pretty printer prefix around the call to diagnostic_show_locus.
+
 2024-04-25  Jakub Jelinek  <jakub@redhat.com>
 
 	PR c++/111284
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 40da40650d92e7f7812e51540ff407520673a7e3..1f54c7cc0eeb1bad41cf33d93d05bea2005d83a7 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,18 @@
+2024-04-26  Wilco Dijkstra  <wilco.dijkstra@arm.com>
+
+	* gcc.target/aarch64/ldp_stp_q_disable.c: Remove test.
+
+2024-04-26  Patrick Palka  <ppalka@redhat.com>
+
+	* g++.dg/concepts/diagnostic2.C: Expect source line printed
+	for the "required from here" message.
+	* g++.dg/template/error60a.C: New test.
+
+2024-04-26  Haochen Jiang  <haochen.jiang@intel.com>
+
+	PR target/110621
+	* gcc.target/i386/pr105354-2.c: As mentioned.
+
 2024-04-25  David Faust  <david.faust@oracle.com>
 
 	* gcc.target/bpf/bpf-debug-options-1.c: New test.
diff --git a/libatomic/ChangeLog b/libatomic/ChangeLog
index 41fbe2a88d6a99509812ac0fe0448a7a090e70bf..6056af6a0d674a0edbafd854b2111e00c41052c0 100644
--- a/libatomic/ChangeLog
+++ b/libatomic/ChangeLog
@@ -1,3 +1,8 @@
+2024-04-26  Wilco Dijkstra  <wilco.dijkstra@arm.com>
+
+	* config/linux/aarch64/atomic_16.S: Add __libat_ prefix in the
+	LSE2/LSE128/CORE macros, remove elsewhere.  Add ATOMIC macro.
+
 2024-04-05  Jakub Jelinek  <jakub@redhat.com>
 
 	* configure: Regenerate.
diff --git a/libgomp/ChangeLog b/libgomp/ChangeLog
index 337a16bf098615c15e982c1ef6b8b62efb428b98..4364ff96d0b0515570ddc0d38865dfa5c49318a3 100644
--- a/libgomp/ChangeLog
+++ b/libgomp/ChangeLog
@@ -1,3 +1,9 @@
+2024-04-26  Frederik Harwath  <frederik@harwath.name>
+
+	* plugin/plugin-gcn.c (isa_hsa_name): Handle EF_AMDGPU_MACH_AMDGCN_GFX90c.
+	(isa_code): Handle gfx90c.
+	(max_isa_vgprs): Handle EF_AMDGPU_MACH_AMDGCN_GFX90c.
+
 2024-04-16  Chung-Lin Tang  <cltang@baylibre.com>
 
 	* libgomp.h (REFCOUNT_ACC_MAP_DATA): Define as (REFCOUNT_SPECIAL | 2).
diff --git a/libstdc++-v3/ChangeLog b/libstdc++-v3/ChangeLog
index 07f374db972de4dcfe27324c7bcd78183653d746..3564a2dd5d45428868f5c7693fc091cb3cd8b444 100644
--- a/libstdc++-v3/ChangeLog
+++ b/libstdc++-v3/ChangeLog
@@ -1,3 +1,23 @@
+2024-04-26  Jonathan Wakely  <jwakely@redhat.com>
+
+	PR libstdc++/114863
+	* include/std/format (__formatter_fp::format): Only use
+	_M_localized for finite values.
+	* testsuite/std/format/functions/format.cc: Check localized
+	formatting of NaN and initiny.
+
+2024-04-26  Jonathan Wakely  <jwakely@redhat.com>
+
+	* doc/html/manual/status.html: Regenerate.
+	* doc/xml/manual/status_cxx1998.xml: Adjust whitespace.
+	* doc/xml/manual/status_cxx2011.xml: Likewise.
+	* doc/xml/manual/status_cxx2014.xml: Likewise.
+	* doc/xml/manual/status_cxx2017.xml: Likewise.
+	* doc/xml/manual/status_cxx2020.xml: Likewise.
+	* doc/xml/manual/status_cxx2023.xml: Likewise.
+	* doc/xml/manual/status_cxxtr1.xml: Likewise.
+	* doc/xml/manual/status_cxxtr24733.xml: Likewise.
+
 2024-04-25  Jonathan Wakely  <jwakely@redhat.com>
 
 	* scripts/run_doxygen: Rename man pages for nested types.
diff --git a/maintainer-scripts/ChangeLog b/maintainer-scripts/ChangeLog
index 5608e52f4593e70f6d405021eb65d32d58c0d9ce..d54d685b3e9988d0b5aa5d819eef59246e4b7dd9 100644
--- a/maintainer-scripts/ChangeLog
+++ b/maintainer-scripts/ChangeLog
@@ -1,3 +1,8 @@
+2024-04-26  Jakub Jelinek  <jakub@redhat.com>
+
+	* crontab: Snapshots from trunk are now GCC 15 related.
+	Add GCC 14 snapshots from the respective branch.
+
 2023-11-14  Sam James  <sam@gentoo.org>
 
 	* gcc_release: Cleanup whitespace.