+2021-06-25 Richard Biener <rguenther@suse.de>
+
+ * tree-vect-slp.c (vect_optimize_slp): Do not propagate
+ across operations that have different semantics on different
+ lanes.
+
+2021-06-25 Richard Biener <rguenther@suse.de>
+
+ Backported from master:
+ 2021-06-22 Richard Biener <rguenther@suse.de>
+
+ PR tree-optimization/101158
+ * tree-vect-slp.c (vect_build_slp_tree_1): Move same operand
+ checking after checking for matching operation.
+
+2021-06-25 Richard Biener <rguenther@suse.de>
+
+ Backported from master:
+ 2021-06-22 Richard Biener <rguenther@suse.de>
+
+ PR tree-optimization/101151
+ * tree-ssa-sink.c (statement_sink_location): Expand irreducible
+ region check.
+
+2021-06-25 Richard Biener <rguenther@suse.de>
+
+ Backported from master:
+ 2021-06-24 Richard Biener <rguenther@suse.de>
+
+ PR tree-optimization/101105
+ * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
+ Only ignore steps when they are equal or scalar order is preserved.
+
+2021-06-25 Richard Biener <rguenther@suse.de>
+
+ Backported from master:
+ 2021-05-19 Richard Biener <rguenther@suse.de>
+
+ PR middle-end/100672
+ * fold-const.c (fold_negate_expr_1): Use element_precision.
+ (negate_expr_p): Likewise.
+
2021-06-24 Eric Botcazou <ebotcazou@adacore.com>
* dwarf2out.c (dwarf2out_assembly_start): Emit .file 0 marker here..
+2021-06-25 Richard Biener <rguenther@suse.de>
+
+ Backported from master:
+ 2021-06-22 Richard Biener <rguenther@suse.de>
+
+ PR tree-optimization/101158
+ * gfortran.dg/pr101158.f90: New testcase.
+
+2021-06-25 Richard Biener <rguenther@suse.de>
+
+ Backported from master:
+ 2021-06-22 Richard Biener <rguenther@suse.de>
+
+ PR tree-optimization/101151
+ * gcc.dg/torture/pr101151.c: New testcase.
+
+2021-06-25 Richard Biener <rguenther@suse.de>
+
+ Backported from master:
+ 2021-06-24 Richard Biener <rguenther@suse.de>
+
+ PR tree-optimization/101105
+ * gcc.dg/torture/pr101105.c: New testcase.
+
+2021-06-25 Richard Biener <rguenther@suse.de>
+
+ Backported from master:
+ 2021-05-19 Richard Biener <rguenther@suse.de>
+
+ PR middle-end/100672
+ * gcc.dg/torture/pr100672.c: New testcase.
+
2021-06-24 Sandra Loosemore <sandra@codesourcery.com>
Tobias Burnus <tobias@codesourcery.com>