+2021-05-05 Eric Botcazou <ebotcazou@adacore.com>
+
+ PR target/100402
+ * config/i386/i386.c (ix86_compute_frame_layout): For a SEH target,
+ always return the establisher frame for __builtin_frame_address (0).
+
+2021-05-05 Stefan Schulze Frielinghaus <stefansf@linux.ibm.com>
+
+ Backported from master:
+ 2021-05-05 Stefan Schulze Frielinghaus <stefansf@linux.ibm.com>
+
+ PR rtl-optimization/100263
+ * postreload.c (move2add_valid_value_p): Ensure register can
+ change mode.
+
+2021-05-05 Eric Botcazou <ebotcazou@adacore.com>
+
+ PR rtl-optimization/100411
+ * cfgcleanup.c (try_crossjump_to_edge): Also skip end of prologue
+ and beginning of function markers.
+
+2021-05-05 Richard Biener <rguenther@suse.de>
+
+ Backported from master:
+ 2021-04-29 Richard Biener <rguenther@suse.de>
+
+ PR tree-optimization/100253
+ * tree-vect-stmts.c (vectorizable_load): Do not assume
+ element alignment when DR_MISALIGNMENT is -1.
+ (vectorizable_store): Likewise.
+
+2021-05-05 Richard Biener <rguenther@suse.de>
+
+ Backported from master:
+ 2021-04-27 Richard Biener <rguenther@suse.de>
+
+ PR tree-optimization/100278
+ * tree-ssa-pre.c (compute_avail): Give up when we cannot
+ adjust TBAA beacuse of mismatching bases.
+
+2021-05-05 Richard Biener <rguenther@suse.de>
+
+ Backported from master:
+ 2021-04-29 Richard Biener <rguenther@suse.de>
+
+ PR ipa/100308
+ * ipa-prop.c (ipcp_modif_dom_walker::before_dom_children):
+ Track blocks to cleanup EH in new m_need_eh_cleanup.
+ (ipcp_modif_dom_walker::cleanup_eh): New.
+ (ipcp_transform_function): Release dominator info before
+ doing EH cleanup.
+
+2021-05-05 Richard Biener <rguenther@suse.de>
+
+ Backported from master:
+ 2021-05-04 Richard Biener <rguenther@suse.de>
+
+ PR tree-optimization/100414
+ * tree-ssa-phiopt.c (get_non_trapping): Do not compute dominance
+ info here.
+ (tree_ssa_phiopt_worker): But unconditionally here.
+
+2021-05-05 Richard Biener <rguenther@suse.de>
+
+ Backported from master:
+ 2021-05-04 Richard Biener <rguenther@suse.de>
+
+ PR tree-optimization/100329
+ * tree-ssa-reassoc.c (can_reassociate_p): Do not reassociate
+ asm goto defs.
+ (insert_stmt_after): Assert we're not running into asm goto.
+
2021-05-04 Jakub Jelinek <jakub@redhat.com>
Backported from master:
+2021-05-05 Eric Botcazou <ebotcazou@adacore.com>
+
+ * gcc.c-torture/execute/20210505-1.c: New test.
+
+2021-05-05 Harald Anlauf <anlauf@gmx.de>
+
+ Backported from master:
+ 2021-05-05 Harald Anlauf <anlauf@gmx.de>
+
+ PR fortran/100274
+ * gfortran.dg/argument_checking_25.f90: New test.
+
+2021-05-05 Richard Biener <rguenther@suse.de>
+
+ Backported from master:
+ 2021-04-29 Richard Biener <rguenther@suse.de>
+
+ PR tree-optimization/100253
+ * g++.dg/pr100253.C: New testcase.
+
+2021-05-05 Richard Biener <rguenther@suse.de>
+
+ Backported from master:
+ 2021-04-27 Richard Biener <rguenther@suse.de>
+
+ PR tree-optimization/100278
+ * gcc.dg/tree-ssa/pr100278.c: New testcase.
+
+2021-05-05 Richard Biener <rguenther@suse.de>
+
+ Backported from master:
+ 2021-05-04 Richard Biener <rguenther@suse.de>
+
+ PR tree-optimization/100414
+ * gcc.dg/pr100414.c: New testcase.
+
+2021-05-05 Richard Biener <rguenther@suse.de>
+
+ Backported from master:
+ 2021-05-04 Richard Biener <rguenther@suse.de>
+
+ PR tree-optimization/100329
+ * gcc.dg/torture/pr100329.c: New testcase.
+
2021-05-03 Patrick Palka <ppalka@redhat.com>
Backported from master: