+2021-07-22 Andrew Pinski <apinski@marvell.com>
+
+ PR tree-optimization/10153
+ * tree-tailcall.c (create_tailcall_accumulator):
+ Don't call fold_convert as the type should be correct already.
+ (tree_optimize_tail_calls_1): Use build_{one,zero}_cst instead
+ of integer_{one,zero}_node for the call of create_tailcall_accumulator.
+
+2021-07-22 Aldy Hernandez <aldyh@redhat.com>
+
+ * gimple-range-cache.cc (non_null_ref::adjust_range): Replace
+ varying_p check for null/non-null check.
+
+2021-07-22 Andrew MacLeod <amacleod@redhat.com>
+
+ PR tree-optimization/101511
+ * value-relation.cc (relation_oracle::query_relation): Check if ssa1
+ is in ssa2's equiv set, and don't trap if so.
+
+2021-07-22 Andrew MacLeod <amacleod@redhat.com>
+
+ PR tree-optimization/101497
+ * gimple-range-fold.cc (fold_using_range::range_of_cond_expr): Check
+ for undefined.
+
+2021-07-22 Andrew MacLeod <amacleod@redhat.com>
+
+ PR tree-optimization/101496
+ * vr-values.c (simplify_using_ranges::fold_cond): Call range_of_stmt
+ first, then vrp_visit_cond_Stmt.
+
+2021-07-22 liuhongt <hongtao.liu@intel.com>
+
+ * config/i386/i386-expand.c
+ (ix86_broadcast_from_integer_constant): Rename to ..
+ (ix86_broadcast_from_constant): .. this, and extend it to
+ handle float mode.
+ (ix86_expand_vector_move): Extend to float mode.
+ * config/i386/i386-features.c
+ (replace_constant_pool_with_broadcast): Remove.
+ (remove_partial_avx_dependency_gate): Ditto.
+ (constant_pool_broadcast): Ditto.
+ (class pass_constant_pool_broadcast): Ditto.
+ (make_pass_constant_pool_broadcast): Ditto.
+ (remove_partial_avx_dependency): Adjust gate.
+ * config/i386/i386-passes.def: Remove pass_constant_pool_broadcast.
+ * config/i386/i386-protos.h
+ (make_pass_constant_pool_broadcast): Remove.
+
+2021-07-22 liuhongt <hongtao.liu@intel.com>
+
+ * config/i386/constraints.md (Wb): New constraint.
+ (Ww): Ditto.
+ * config/i386/i386.md (*ashlhi3_1): Extend to avx512 mask
+ shift.
+ (*ashlqi3_1): Ditto.
+ (*<insn><mode>3_1): Split to ..
+ (*ashr<mode>3_1): this, ...
+ (*lshr<mode>3_1): and this, also extend this pattern to avx512
+ mask registers.
+ (*<insn><mode>3_1): Split to ..
+ (*ashr<mode>3_1): this, ...
+ (*lshrqi3_1): and this, also extend this pattern to avx512
+ mask registers.
+ (*lshrhi3_1): And this, also extend this pattern to avx512
+ mask registers.
+ * config/i386/sse.md (k<code><mode>): New define_split after
+ it to convert generic shift pattern to mask shift ones.
+
2021-07-21 Thomas Schwinge <thomas@codesourcery.com>
Joseph Myers <joseph@codesourcery.com>
Cesar Philippidis <cesar@codesourcery.com>
+2021-07-22 Martin Sebor <msebor@redhat.com>
+
+ PR tree-optimization/65178
+ * gcc.dg/uninit-pr65178.c: New test.
+
+2021-07-22 Martin Sebor <msebor@redhat.com>
+
+ PR testsuite/101568
+ * g++.dg/ipa/pr82352.C
+
+2021-07-22 Andrew Pinski <apinski@marvell.com>
+
+ PR tree-optimization/10153
+ * gcc.c-torture/compile/pr10153-1.c: New test.
+ * gcc.c-torture/compile/pr10153-2.c: New test.
+
+2021-07-22 Andrew MacLeod <amacleod@redhat.com>
+
+ * g++.dg/pr101511.C: New.
+
+2021-07-22 Andrew MacLeod <amacleod@redhat.com>
+
+ * gcc.dg/pr101497.c: New.
+
+2021-07-22 Andrew MacLeod <amacleod@redhat.com>
+
+ * gcc.dg/pr101496.c: New.
+
+2021-07-22 liuhongt <hongtao.liu@intel.com>
+
+ * gcc.target/i386/fuse-caller-save-xmm.c: Adjust testcase.
+
+2021-07-22 liuhongt <hongtao.liu@intel.com>
+
+ * gcc.target/i386/mask-shift.c: New test.
+
2021-07-21 David Malcolm <dmalcolm@redhat.com>
PR analyzer/101547
+2021-07-22 Jonathan Wakely <jwakely@redhat.com>
+
+ PR libstdc++/101583
+ * include/bits/hashtable.h (_Hashtable): Replace mixin with
+ _Enable_default_ctor. Construct it explicitly in all
+ non-forwarding, non-defaulted constructors.
+ * testsuite/23_containers/unordered_map/cons/default.cc: Check
+ non-default constructors can be used.
+ * testsuite/23_containers/unordered_set/cons/default.cc:
+ Likewise.
+
+2021-07-22 David Edelsohn <dje.gcc@gmail.com>
+
+ * config/os/aix/os_defines.h (__LIBC_NO_CPP_MATH_OVERLOADS__): Define.
+
+2021-07-22 Jonathan Wakely <jwakely@redhat.com>
+
+ PR libstdc++/94295
+ * include/ext/new_allocator.h (_GLIBCXX_OPERATOR_NEW)
+ (_GLIBCXX_OPERATOR_DELETE, _GLIBCXX_SIZED_DEALLOC): Define.
+ (allocator::allocate, allocator::deallocate): Use new macros.
+
+2021-07-22 Jonathan Wakely <jwakely@redhat.com>
+
+ PR libstdc++/101571
+ * include/bits/ranges_uninitialized.h (_DestroyGuard): Change
+ constructor parameter to reference and use addressof.
+ * testsuite/util/testsuite_iterators.h: Define deleted operator&
+ overloads for test iterators.
+
+2021-07-22 Jonathan Wakely <jwakely@redhat.com>
+
+ * include/bits/std_function.h (_Function_base): Add
+ default member initializers and define constructor as defaulted.
+ (function::_M_invoker): Add default member initializer.
+
+2021-07-22 Jonathan Wakely <jwakely@redhat.com>
+
+ PR libstdc++/100682
+ * doc/xml/manual/debug_mode.xml: Update documentation about
+ debug capability of std::array.
+ * doc/html/*: Regenerate.
+ * include/debug/array: New file.
+
2021-07-21 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/101542