+2016-09-05 Pedro Alves <palves@redhat.com>
+
+ * NEWS: Mention that a C++ compiler is now required.
+ * Makefile.in (COMPILER, COMPILER_CFLAGS): Remove.
+ (COMPILE.pre, CC_LD): Use CXX directly.
+ (INTERNAL_CFLAGS_BASE): Use CXXFLAGS directly.
+ * acinclude.m4: Don't include build-with-cxx.m4.
+ * build-with-cxx.m4: Delete file.
+ * configure.ac: Remove GDB_AC_BUILD_WITH_CXX call.
+ * warning.m4: Assume $enable_build_with_cxx is yes.
+ * configure: Regenerate.
+
+2016-09-05 Pedro Alves <palves@redhat.com>
+
+ PR backtrace/19927
+ * frame.c (get_frame_id): Compute the frame id if not computed
+ yet.
+ (unwind_to_current_frame): Delete.
+ (get_current_frame): Use get_prev_frame_always_1 to get the
+ current frame and assert that that always succeeds.
+ (get_prev_frame_if_no_cycle): Skip cycle detection if returning
+ the current frame.
+
+2016-09-02 Tom Tromey <tom@tromey.com>
+
+ PR gdb/11616:
+ * dwarf2read.c (decode_locdesc): Handle DW_OP_form_tls_address.
+ * dwarf2loc.c (dwarf2_compile_expr_to_ax): Handle
+ DW_OP_form_tls_address.
+ (locexpr_describe_location_piece): Likewise.
+ * dwarf2expr.h (struct dwarf_expr_context_funcs): Update comment.
+ * dwarf2expr.c (execute_stack_op): Handle DW_OP_form_tls_address.
+ (ctx_no_get_tls_address): Mention DW_OP_form_tls_address.
+ * compile/compile-loc2c.c (struct insn_info): Update comment.
+ (compute_stack_depth_worker): Handle DW_OP_form_tls_address.
+
2016-09-01 Sergio Durigan Junior <sergiodj@redhat.com>
* target.c (target_wait): Mention that the function's prototype