+2010-12-08 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/46844
+ * regrename.c (check_new_reg_p): Add ATTRIBUTE_UNUSED to reg
+ parameter.
+
+2010-12-08 Richard Earnshaw <rearnsha@arm.com>
+
+ PR target/46631
+ * arm.c (thumb2_reorg): Also try to reduce <commutative_op> Rd, Rn, Rd
+ into a 16-bit instruction.
+
+2010-12-08 Michael Meissner <meissner@linux.vnet.ibm.com>
+
+ PR middle-end/42694
+ * builtins.c (expand_builtin_pow_root): Don't optimize pow(x,y)
+ where y is 0.25, 1./6., or 0.75 if the target does not have a sqrt
+ instruction, but do optimize if y is 0.5 or 1./3. since that
+ changes an expensive call into a cheaper one.
+
+2010-12-08 Richard Guenther <rguenther@suse.de>
+
+ * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use a shift
+ instead of a division to divide by BITS_PER_UNIT.
+
+2010-12-08 Richard Guenther <rguenther@suse.de>
+
+ * gimplify.c (gimple_tree_eq): Assert hashes are equal only
+ when checking is enabled.
+
+2010-12-07 Andrey Belevantsev <abel@ispras.ru>
+
+ PR target/43603
+ * haifa-sched.c (sched_create_recovery_edges): Update
+ dominator info.
+ * sel-sched-ir.c (maybe_tidy_empty_bb): Update dominator info
+ after deleting an empty block.
+ (tidy_control_flow): Also verify dominators.
+ (sel_remove_bb): Update dominator info after removing a block.
+ (sel_redirect_edge_and_branch_force): Assert that no unreachable
+ blocks will be created. Update dominator info.
+ (sel_redirect_edge_and_branch): Update dominator info when
+ basic blocks do not become unreachable.
+ (sel_remove_loop_preheader): Update dominator info.
+
+2010-12-07 Richard Guenther <rguenther@suse.de>
+
+ * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref):
+ Reset alignment information.
+ (bump_vector_ptr): Likewise.
+
+2010-12-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ PR middle-end/46671
+ PR target/46685
+ * config/pa/pa.c (pa_function_section): New function.
+ (TARGET_ASM_FUNCTION_SECTION): Define.
+
+2010-12-07 Ian Lance Taylor <iant@google.com>
+ Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
+
+ PR bootstrap/46810
+ * configure.ac: Disable AC_MSG_ERROR while looking for the C++
+ preprocessor.
+ * configure: Rebuild.
+
+2010-12-07 Paul Koning <ni1d@arrl.net>
+
+ * config/pdp11/pdp11.c (output_addr_const_pdp11): Output negative
+ values with sign rather than as unsigned.
+
+2010-12-07 Paul Koning <ni1d@arrl.net>
+
+ * config/pdp11/pdp11.c (TARGET_ASM_FUNCTION_SECTION): Define.
+ (pdp11_function_section): New function.
+
2010-12-07 Joseph Myers <joseph@codesourcery.com>
* config/mcore/mcore.c Don't include assert.h.