+2021-01-11 Richard Biener <rguenther@suse.de>
+
+ Backported from master:
+ 2020-12-07 Richard Biener <rguenther@suse.de>
+
+ PR tree-optimization/98117
+ * tree-vect-loop-manip.c (vect_gen_vector_loop_niters):
+ Properly handle degenerate niter when setting the vector
+ loop IV range.
+
+2021-01-11 Richard Biener <rguenther@suse.de>
+
+ PR tree-optimization/97623
+ * tree-ssa-pre.c (insert): Move hoist insertion after PRE
+ insertion iteration and do not iterate it.
+ (create_expression_by_pieces): Guard NEW_SETS access.
+ (insert_into_preds_of_block): Likewise.
+
+2021-01-11 Richard Biener <rguenther@suse.de>
+
+ Backported from master:
+ 2020-10-30 Richard Biener <rguenther@suse.de>
+
+ PR tree-optimization/97623
+ * tree-ssa-pre.c (insert): First do hoist insertion in
+ a backward walk.
+
2021-01-09 Jakub Jelinek <jakub@redhat.com>
Backported from master:
+2021-01-11 Richard Biener <rguenther@suse.de>
+
+ Backported from master:
+ 2020-12-07 Richard Biener <rguenther@suse.de>
+
+ PR tree-optimization/98117
+ * gcc.dg/torture/pr98117.c: New testcase.
+
+2021-01-11 Richard Biener <rguenther@suse.de>
+
+ PR tree-optimization/97623
+ * gcc.dg/tree-ssa/ssa-hoist-3.c: Adjust.
+ * gcc.dg/tree-ssa/ssa-hoist-7.c: Likewise.
+ * gcc.dg/tree-ssa/ssa-pre-30.c: Likewise.
+
+2021-01-11 Richard Biener <rguenther@suse.de>
+
+ Backported from master:
+ 2020-10-30 Richard Biener <rguenther@suse.de>
+
+ PR tree-optimization/97623
+ * gcc.dg/tree-ssa/ssa-hoist-7.c: New testcase.
+
2021-01-09 Jakub Jelinek <jakub@redhat.com>
Backported from master:
+2021-01-11 Jonathan Wakely <jwakely@redhat.com>
+
+ Backported from master:
+ 2020-12-02 Jonathan Wakely <jwakely@redhat.com>
+
+ * python/libstdcxx/v6/printers.py (StdExpPathPrinter): Store the
+ name of the type and pass it to the iterator.
+ (StdPathPrinter): Likewise.
+ * testsuite/libstdc++-prettyprinters/filesystem-ts.cc: New test.
+
+2021-01-11 Jonathan Wakely <jwakely@redhat.com>
+
+ Backported from master:
+ 2020-12-16 Jonathan Wakely <jwakely@redhat.com>
+
+ PR libstdc++/96083
+ * include/ext/throw_allocator.h: Use __has_builtin to check for
+ __builtin_sprintf support, and use std::sprintf if necessary.
+
+2021-01-11 Jonathan Wakely <jwakely@redhat.com>
+
+ Backported from master:
+ 2020-12-02 Jonathan Wakely <jwakely@redhat.com>
+
+ PR libstdc++/65480
+ PR libstdc++/68735
+ * python/libstdcxx/v6/printers.py (function_pointer_to_name):
+ New helper function to get the name of a function from its
+ address.
+ (StdExpAnyPrinter.__init__): Use it.
+
+2021-01-11 Jonathan Wakely <jwakely@redhat.com>
+
+ Backported from master:
+ 2020-07-31 Jonathan Wakely <jwakely@redhat.com>
+
+ * testsuite/experimental/filesystem/filesystem_error/cons.cc:
+ Remove -std=gnu++17 option.
+
2021-01-08 Iain Sandoe <iain@sandoe.co.uk>
Backported from master: