+2024-04-15 Georg-Johann Lay <avr@gjlay.de>
+
+ Backported from master:
+ 2024-04-15 Georg-Johann Lay <avr@gjlay.de>
+
+ * config/avr/avr-mcus.def: Add: avr16du14, avr16du20, avr16du28,
+ avr16du32, avr32du14, avr32du20, avr32du28, avr32du32.
+ * doc/avr-mmcu.texi: Rebuild.
+
+2024-04-15 Richard Biener <rguenther@suse.de>
+
+ Backported from master:
+ 2024-04-05 Richard Biener <rguenther@suse.de>
+
+ PR middle-end/114599
+ PR gcov-profile/114115
+ * symtab.cc (ifunc_ref_map): Do not use auto_bitmap.
+ (is_caller_ifunc_resolver): Optimize bitmap_bit_p/bitmap_set_bit
+ pair.
+ (symtab_node::check_ifunc_callee_symtab_nodes): Properly
+ allocate ifunc_ref_map here.
+
+2024-04-15 H.J. Lu <hjl.tools@gmail.com>
+
+ Backported from master:
+ 2024-04-03 H.J. Lu <hjl.tools@gmail.com>
+
+ PR tree-optimization/114115
+ * cgraph.h (symtab_node): Add check_ifunc_callee_symtab_nodes.
+ (cgraph_node): Add called_by_ifunc_resolver.
+ * cgraphunit.cc (symbol_table::compile): Call
+ symtab_node::check_ifunc_callee_symtab_nodes.
+ * symtab.cc (check_ifunc_resolver): New.
+ (ifunc_ref_map): Likewise.
+ (is_caller_ifunc_resolver): Likewise.
+ (symtab_node::check_ifunc_callee_symtab_nodes): Likewise.
+ * tree-profile.cc (gimple_gen_ic_func_profiler): Disable indirect
+ call profiling for IFUNC resolvers and their callees.
+
+2024-04-15 Tamar Christina <tamar.christina@arm.com>
+
+ * config/aarch64/aarch64-arches.def (AARCH64_ARCH): Remove LS64 from
+ Armv8.7-a.
+
+2024-04-15 Tamar Christina <tamar.christina@arm.com>
+
+ PR tree-optimization/113552
+ * config/aarch64/aarch64.cc
+ (aarch64_simd_clone_compute_vecsize_and_simdlen): Block simdlen 1.
+
2024-04-11 Kito Cheng <kito.cheng@sifive.com>
Backported from master:
+2024-04-15 Patrick Palka <ppalka@redhat.com>
+
+ Backported from master:
+ 2024-02-19 Patrick Palka <ppalka@redhat.com>
+
+ PR c++/113966
+ * constraint.cc (tsubst_compound_requirement): Don't check
+ the noexcept condition or the return-type-requirement when
+ partially substituting.
+
+2024-04-15 Patrick Palka <ppalka@redhat.com>
+
+ Backported from master:
+ 2024-02-03 Patrick Palka <ppalka@redhat.com>
+
+ PR c++/110006
+ PR c++/112769
+ * constraint.cc (subst_info::quiet): Accomodate non-diagnostic
+ tsubst flags.
+ (tsubst_valid_expression_requirement): Likewise.
+ (tsubst_simple_requirement): Return a substituted _REQ node when
+ processing_template_decl.
+ (tsubst_type_requirement_1): Accomodate non-diagnostic tsubst
+ flags.
+ (tsubst_type_requirement): Return a substituted _REQ node when
+ processing_template_decl.
+ (tsubst_compound_requirement): Likewise. Accomodate non-diagnostic
+ tsubst flags.
+ (tsubst_nested_requirement): Likewise.
+ (tsubst_requires_expr): Don't defer partial substitution when
+ processing_constraint_expression_p is true, in which case return
+ a substituted REQUIRES_EXPR.
+ * pt.cc (tsubst_expr) <case REQUIRES_EXPR>: Accomodate
+ non-diagnostic tsubst flags.
+
2024-04-02 Marek Polacek <polacek@redhat.com>
Backported from master:
+2024-04-15 Patrick Palka <ppalka@redhat.com>
+
+ Backported from master:
+ 2024-02-19 Patrick Palka <ppalka@redhat.com>
+
+ PR c++/113966
+ * g++.dg/cpp2a/concepts-friend17.C: New test.
+
+2024-04-15 Patrick Palka <ppalka@redhat.com>
+
+ Backported from master:
+ 2024-02-03 Patrick Palka <ppalka@redhat.com>
+
+ PR c++/110006
+ PR c++/112769
+ * g++.dg/cpp2a/class-deduction-alias18.C: New test.
+ * g++.dg/cpp2a/concepts-friend16.C: New test.
+
+2024-04-15 H.J. Lu <hjl.tools@gmail.com>
+
+ Backported from master:
+ 2024-04-03 H.J. Lu <hjl.tools@gmail.com>
+
+ PR tree-optimization/114115
+ * gcc.dg/pr114115.c: New test.
+
+2024-04-15 Tamar Christina <tamar.christina@arm.com>
+
+ * g++.target/aarch64/acle/ls64.C: Add +ls64.
+ * g++.target/aarch64/acle/ls64_lto.C: Likewise.
+ * gcc.target/aarch64/acle/ls64_lto.c: Likewise.
+ * gcc.target/aarch64/acle/pr110100.c: Likewise.
+ * gcc.target/aarch64/acle/pr110132.c: Likewise.
+ * gcc.target/aarch64/pragma_cpp_predefs_2.c: Correct header checks.
+
+2024-04-15 Tamar Christina <tamar.christina@arm.com>
+
+ PR tree-optimization/113552
+ * gcc.target/aarch64/pr113552.c: New test.
+ * gcc.target/aarch64/simd_pcs_attribute-3.c: Remove bogus check.
+
2024-04-11 Kito Cheng <kito.cheng@sifive.com>
Backported from master:
+2024-04-15 Andreas Schwab <schwab@suse.de>
+
+ * config/abi/post/riscv64-linux-gnu/baseline_symbols.txt: Update.
+
2024-04-11 Jakub Jelinek <jakub@redhat.com>
Backported from master: