--- /dev/null
+From 5752be31d17be80203d9fc44a73661712542bfe1 Mon Sep 17 00:00:00 2001
+From: ponce <matteo.bernardini@gmail.com>
+Date: Sun, 17 May 2020 14:02:57 +0200
+Subject: [PATCH] boost: qualify placeholders with their full namespace.
+
+This is needed with boost >= 1.73.0.
+
+[Upstream status: https://github.com/gnuradio/gnuradio/pull/3566]
+
+Signed-off-by: ponce <matteo.bernardini@gmail.com>
+Signed-off-by: Gwenhael Goavec-Merou <gwenhael.goavec-merou@trabucayre.com>
+---
+ .../(exported from wiki) Message Passing.txt | 8 +++---
+ gnuradio-runtime/lib/block.cc | 3 ++-
+ gr-analog/lib/sig_source_impl.cc | 4 ++-
+ gr-blocks/lib/copy_impl.cc | 4 ++-
+ gr-blocks/lib/message_debug_impl.cc | 13 +++++++---
+ gr-blocks/lib/message_strobe_impl.cc | 5 ++--
+ gr-blocks/lib/message_strobe_random_impl.cc | 5 ++--
+ gr-blocks/lib/multiply_matrix_impl.cc | 11 +++++---
+ gr-blocks/lib/mute_impl.cc | 5 ++--
+ gr-blocks/lib/nop_impl.cc | 5 ++--
+ gr-blocks/lib/pdu_filter_impl.cc | 5 ++--
+ gr-blocks/lib/pdu_remove_impl.cc | 5 ++--
+ gr-blocks/lib/pdu_set_impl.cc | 4 ++-
+ gr-blocks/lib/random_pdu_impl.cc | 5 ++--
+ gr-blocks/lib/repeat_impl.cc | 5 ++--
+ gr-blocks/lib/socket_pdu_impl.cc | 18 ++++++++-----
+ .../lib/tagged_stream_multiply_length_impl.cc | 7 +++---
+ gr-blocks/lib/tuntap_pdu_impl.cc | 3 ++-
+ gr-digital/lib/chunks_to_symbols_impl.cc | 5 ++--
+ .../lib/constellation_receiver_cb_impl.cc | 14 ++++++-----
+ gr-digital/lib/costas_loop_cc_impl.cc | 4 ++-
+ gr-digital/lib/crc32_async_bb_impl.cc | 8 ++++--
+ gr-digital/lib/header_payload_demux_impl.cc | 7 +++---
+ .../lib/protocol_formatter_async_impl.cc | 4 ++-
+ gr-fec/lib/async_decoder_impl.cc | 8 ++++--
+ gr-fec/lib/async_encoder_impl.cc | 8 ++++--
+ gr-fec/lib/depuncture_bb_impl.cc | 4 ++-
+ gr-fec/lib/puncture_bb_impl.cc | 4 ++-
+ gr-fec/lib/puncture_ff_impl.cc | 4 ++-
+ gr-filter/lib/freq_xlating_fir_filter_impl.cc | 2 +-
+ gr-filter/lib/mmse_resampler_cc_impl.cc | 5 ++--
+ gr-filter/lib/mmse_resampler_ff_impl.cc | 5 ++--
+ gr-qtgui/lib/const_sink_c_impl.cc | 5 ++--
+ gr-qtgui/lib/edit_box_msg_impl.cc | 4 ++-
+ gr-qtgui/lib/freq_sink_c_impl.cc | 12 ++++++---
+ gr-qtgui/lib/freq_sink_f_impl.cc | 12 ++++++---
+ gr-qtgui/lib/histogram_sink_f_impl.cc | 5 ++--
+ gr-qtgui/lib/sink_c_impl.cc | 4 ++-
+ gr-qtgui/lib/sink_f_impl.cc | 4 ++-
+ gr-qtgui/lib/time_raster_sink_b_impl.cc | 4 ++-
+ gr-qtgui/lib/time_raster_sink_f_impl.cc | 4 ++-
+ gr-qtgui/lib/time_sink_c_impl.cc | 4 ++-
+ gr-qtgui/lib/time_sink_f_impl.cc | 4 ++-
+ gr-qtgui/lib/waterfall_sink_c_impl.cc | 13 +++++++---
+ gr-qtgui/lib/waterfall_sink_f_impl.cc | 13 +++++++---
+ gr-uhd/lib/usrp_block_impl.cc | 25 ++++++++++++-------
+ gr-uhd/lib/usrp_source_impl.cc | 5 ++--
+ gr-zeromq/lib/pub_msg_sink_impl.cc | 4 ++-
+ gr-zeromq/lib/push_msg_sink_impl.cc | 4 ++-
+ 49 files changed, 216 insertions(+), 107 deletions(-)
+
+diff --git a/docs/usage-manual/(exported from wiki) Message Passing.txt b/docs/usage-manual/(exported from wiki) Message Passing.txt
+index 4654bd5dac..551e710228 100644
+--- a/docs/usage-manual/(exported from wiki) Message Passing.txt
++++ b/docs/usage-manual/(exported from wiki) Message Passing.txt
+@@ -94,7 +94,7 @@ must then bind this port to the message handler. For this, we use
+ Boost's 'bind' function:
+
+ set_msg_handler(pmt::pmt_t port_id,
+- boost::bind(&block_class::message_handler_function, this, _1));
++ boost::bind(&block_class::message_handler_function, this, boost::placeholders::_1));
+
+ In Python:
+
+@@ -241,15 +241,15 @@ The constructor of this block looks like this:
+ {
+ message_port_register_in(pmt::mp("print"));
+ set_msg_handler(pmt::mp("print"),
+- boost::bind(&message_debug_impl::print, this, _1));
++ boost::bind(&message_debug_impl::print, this, boost::placeholders::_1));
+
+ message_port_register_in(pmt::mp("store"));
+ set_msg_handler(pmt::mp("store"),
+- boost::bind(&message_debug_impl::store, this, _1));
++ boost::bind(&message_debug_impl::store, this, boost::placeholders::_1));
+
+ message_port_register_in(pmt::mp("print_pdu"));
+ set_msg_handler(pmt::mp("print_pdu"),
+- boost::bind(&message_debug_impl::print_pdu, this, _1));
++ boost::bind(&message_debug_impl::print_pdu, this, boost::placeholders::_1));
+ }
+ </syntaxhighlight>
+
+diff --git a/gnuradio-runtime/lib/block.cc b/gnuradio-runtime/lib/block.cc
+index 5914283908..fca4cab97e 100644
+--- a/gnuradio-runtime/lib/block.cc
++++ b/gnuradio-runtime/lib/block.cc
+@@ -61,7 +61,8 @@ block::block(const std::string& name,
+ {
+ global_block_registry.register_primitive(alias(), this);
+ message_port_register_in(d_system_port);
+- set_msg_handler(d_system_port, boost::bind(&block::system_handler, this, _1));
++ set_msg_handler(d_system_port,
++ boost::bind(&block::system_handler, this, boost::placeholders::_1));
+
+ configure_default_loggers(d_logger, d_debug_logger, symbol_name());
+ }
+diff --git a/gr-analog/lib/sig_source_impl.cc b/gr-analog/lib/sig_source_impl.cc
+index b73b32982d..01c5fbfdb0 100644
+--- a/gr-analog/lib/sig_source_impl.cc
++++ b/gr-analog/lib/sig_source_impl.cc
+@@ -67,7 +67,9 @@ sig_source_impl<T>::sig_source_impl(double sampling_freq,
+ this->set_phase(phase);
+ this->message_port_register_in(pmt::mp("freq"));
+ this->set_msg_handler(pmt::mp("freq"),
+- boost::bind(&sig_source_impl<T>::set_frequency_msg, this, _1));
++ boost::bind(&sig_source_impl<T>::set_frequency_msg,
++ this,
++ boost::placeholders::_1));
+ }
+
+ template <class T>
+diff --git a/gr-blocks/lib/copy_impl.cc b/gr-blocks/lib/copy_impl.cc
+index c377e57b1e..b55196c24b 100644
+--- a/gr-blocks/lib/copy_impl.cc
++++ b/gr-blocks/lib/copy_impl.cc
+@@ -44,7 +44,9 @@ copy_impl::copy_impl(size_t itemsize)
+ d_enabled(true)
+ {
+ message_port_register_in(pmt::mp("en"));
+- set_msg_handler(pmt::mp("en"), boost::bind(©_impl::handle_enable, this, _1));
++ set_msg_handler(
++ pmt::mp("en"),
++ boost::bind(©_impl::handle_enable, this, boost::placeholders::_1));
+ }
+
+ copy_impl::~copy_impl() {}
+diff --git a/gr-blocks/lib/message_debug_impl.cc b/gr-blocks/lib/message_debug_impl.cc
+index a8c84aa509..916f97ca3d 100644
+--- a/gr-blocks/lib/message_debug_impl.cc
++++ b/gr-blocks/lib/message_debug_impl.cc
+@@ -90,14 +90,19 @@ message_debug_impl::message_debug_impl()
+ : block("message_debug", io_signature::make(0, 0, 0), io_signature::make(0, 0, 0))
+ {
+ message_port_register_in(pmt::mp("print"));
+- set_msg_handler(pmt::mp("print"), boost::bind(&message_debug_impl::print, this, _1));
++ set_msg_handler(
++ pmt::mp("print"),
++ boost::bind(&message_debug_impl::print, this, boost::placeholders::_1));
+
+ message_port_register_in(pmt::mp("store"));
+- set_msg_handler(pmt::mp("store"), boost::bind(&message_debug_impl::store, this, _1));
++ set_msg_handler(
++ pmt::mp("store"),
++ boost::bind(&message_debug_impl::store, this, boost::placeholders::_1));
+
+ message_port_register_in(pmt::mp("print_pdu"));
+- set_msg_handler(pmt::mp("print_pdu"),
+- boost::bind(&message_debug_impl::print_pdu, this, _1));
++ set_msg_handler(
++ pmt::mp("print_pdu"),
++ boost::bind(&message_debug_impl::print_pdu, this, boost::placeholders::_1));
+ }
+
+ message_debug_impl::~message_debug_impl() {}
+diff --git a/gr-blocks/lib/message_strobe_impl.cc b/gr-blocks/lib/message_strobe_impl.cc
+index 038eeae5a1..d131b81662 100644
+--- a/gr-blocks/lib/message_strobe_impl.cc
++++ b/gr-blocks/lib/message_strobe_impl.cc
+@@ -53,8 +53,9 @@ message_strobe_impl::message_strobe_impl(pmt::pmt_t msg, long period_ms)
+ message_port_register_out(d_port);
+
+ message_port_register_in(pmt::mp("set_msg"));
+- set_msg_handler(pmt::mp("set_msg"),
+- boost::bind(&message_strobe_impl::set_msg, this, _1));
++ set_msg_handler(
++ pmt::mp("set_msg"),
++ boost::bind(&message_strobe_impl::set_msg, this, boost::placeholders::_1));
+ }
+
+ message_strobe_impl::~message_strobe_impl() {}
+diff --git a/gr-blocks/lib/message_strobe_random_impl.cc b/gr-blocks/lib/message_strobe_random_impl.cc
+index 0ab5d6adc7..53e641fba4 100644
+--- a/gr-blocks/lib/message_strobe_random_impl.cc
++++ b/gr-blocks/lib/message_strobe_random_impl.cc
+@@ -74,8 +74,9 @@ message_strobe_random_impl::message_strobe_random_impl(
+ new gr::thread::thread(boost::bind(&message_strobe_random_impl::run, this)));
+
+ message_port_register_in(pmt::mp("set_msg"));
+- set_msg_handler(pmt::mp("set_msg"),
+- boost::bind(&message_strobe_random_impl::set_msg, this, _1));
++ set_msg_handler(
++ pmt::mp("set_msg"),
++ boost::bind(&message_strobe_random_impl::set_msg, this, boost::placeholders::_1));
+ }
+
+ long message_strobe_random_impl::next_delay()
+diff --git a/gr-blocks/lib/multiply_matrix_impl.cc b/gr-blocks/lib/multiply_matrix_impl.cc
+index e1b9c746c6..e38953baba 100644
+--- a/gr-blocks/lib/multiply_matrix_impl.cc
++++ b/gr-blocks/lib/multiply_matrix_impl.cc
+@@ -235,9 +235,10 @@ multiply_matrix_impl<gr_complex>::multiply_matrix_impl(
+
+ pmt::pmt_t port_name = pmt::string_to_symbol("set_A");
+ message_port_register_in(port_name);
+- set_msg_handler(
+- port_name,
+- boost::bind(&multiply_matrix_impl<gr_complex>::msg_handler_A, this, _1));
++ set_msg_handler(port_name,
++ boost::bind(&multiply_matrix_impl<gr_complex>::msg_handler_A,
++ this,
++ boost::placeholders::_1));
+ }
+
+ template <>
+@@ -257,7 +258,9 @@ multiply_matrix_impl<float>::multiply_matrix_impl(
+ pmt::pmt_t port_name = pmt::string_to_symbol("set_A");
+ message_port_register_in(port_name);
+ set_msg_handler(port_name,
+- boost::bind(&multiply_matrix_impl<float>::msg_handler_A, this, _1));
++ boost::bind(&multiply_matrix_impl<float>::msg_handler_A,
++ this,
++ boost::placeholders::_1));
+ }
+
+
+diff --git a/gr-blocks/lib/mute_impl.cc b/gr-blocks/lib/mute_impl.cc
+index bd65ce2075..5c732f8f4f 100644
+--- a/gr-blocks/lib/mute_impl.cc
++++ b/gr-blocks/lib/mute_impl.cc
+@@ -47,8 +47,9 @@ mute_impl<T>::mute_impl(bool mute)
+ d_mute(mute)
+ {
+ this->message_port_register_in(pmt::intern("set_mute"));
+- this->set_msg_handler(pmt::intern("set_mute"),
+- boost::bind(&mute_impl<T>::set_mute_pmt, this, _1));
++ this->set_msg_handler(
++ pmt::intern("set_mute"),
++ boost::bind(&mute_impl<T>::set_mute_pmt, this, boost::placeholders::_1));
+ }
+
+ template <class T>
+diff --git a/gr-blocks/lib/nop_impl.cc b/gr-blocks/lib/nop_impl.cc
+index db216d97a4..e9baee5878 100644
+--- a/gr-blocks/lib/nop_impl.cc
++++ b/gr-blocks/lib/nop_impl.cc
+@@ -44,8 +44,9 @@ nop_impl::nop_impl(size_t sizeof_stream_item)
+ {
+ // Arrange to have count_received_msgs called when messages are received.
+ message_port_register_in(pmt::mp("port"));
+- set_msg_handler(pmt::mp("port"),
+- boost::bind(&nop_impl::count_received_msgs, this, _1));
++ set_msg_handler(
++ pmt::mp("port"),
++ boost::bind(&nop_impl::count_received_msgs, this, boost::placeholders::_1));
+ }
+
+ nop_impl::~nop_impl() {}
+diff --git a/gr-blocks/lib/pdu_filter_impl.cc b/gr-blocks/lib/pdu_filter_impl.cc
+index b0748eec02..63cfe47e4c 100644
+--- a/gr-blocks/lib/pdu_filter_impl.cc
++++ b/gr-blocks/lib/pdu_filter_impl.cc
+@@ -44,8 +44,9 @@ pdu_filter_impl::pdu_filter_impl(pmt::pmt_t k, pmt::pmt_t v, bool invert)
+ {
+ message_port_register_out(pdu::pdu_port_id());
+ message_port_register_in(pdu::pdu_port_id());
+- set_msg_handler(pdu::pdu_port_id(),
+- boost::bind(&pdu_filter_impl::handle_msg, this, _1));
++ set_msg_handler(
++ pdu::pdu_port_id(),
++ boost::bind(&pdu_filter_impl::handle_msg, this, boost::placeholders::_1));
+ }
+
+ void pdu_filter_impl::handle_msg(pmt::pmt_t pdu)
+diff --git a/gr-blocks/lib/pdu_remove_impl.cc b/gr-blocks/lib/pdu_remove_impl.cc
+index 19cc4dc76a..2b97f827b2 100644
+--- a/gr-blocks/lib/pdu_remove_impl.cc
++++ b/gr-blocks/lib/pdu_remove_impl.cc
+@@ -42,8 +42,9 @@ pdu_remove_impl::pdu_remove_impl(pmt::pmt_t k)
+ {
+ message_port_register_out(pdu::pdu_port_id());
+ message_port_register_in(pdu::pdu_port_id());
+- set_msg_handler(pdu::pdu_port_id(),
+- boost::bind(&pdu_remove_impl::handle_msg, this, _1));
++ set_msg_handler(
++ pdu::pdu_port_id(),
++ boost::bind(&pdu_remove_impl::handle_msg, this, boost::placeholders::_1));
+ }
+
+ void pdu_remove_impl::handle_msg(pmt::pmt_t pdu)
+diff --git a/gr-blocks/lib/pdu_set_impl.cc b/gr-blocks/lib/pdu_set_impl.cc
+index 40fbc3cd83..af59ef70f3 100644
+--- a/gr-blocks/lib/pdu_set_impl.cc
++++ b/gr-blocks/lib/pdu_set_impl.cc
+@@ -43,7 +43,9 @@ pdu_set_impl::pdu_set_impl(pmt::pmt_t k, pmt::pmt_t v)
+ {
+ message_port_register_out(pdu::pdu_port_id());
+ message_port_register_in(pdu::pdu_port_id());
+- set_msg_handler(pdu::pdu_port_id(), boost::bind(&pdu_set_impl::handle_msg, this, _1));
++ set_msg_handler(
++ pdu::pdu_port_id(),
++ boost::bind(&pdu_set_impl::handle_msg, this, boost::placeholders::_1));
+ }
+
+ void pdu_set_impl::handle_msg(pmt::pmt_t pdu)
+diff --git a/gr-blocks/lib/random_pdu_impl.cc b/gr-blocks/lib/random_pdu_impl.cc
+index 75d825aefa..6c142c3531 100644
+--- a/gr-blocks/lib/random_pdu_impl.cc
++++ b/gr-blocks/lib/random_pdu_impl.cc
+@@ -52,8 +52,9 @@ random_pdu_impl::random_pdu_impl(int min_items,
+ {
+ message_port_register_out(pdu::pdu_port_id());
+ message_port_register_in(pmt::mp("generate"));
+- set_msg_handler(pmt::mp("generate"),
+- boost::bind(&random_pdu_impl::generate_pdu, this, _1));
++ set_msg_handler(
++ pmt::mp("generate"),
++ boost::bind(&random_pdu_impl::generate_pdu, this, boost::placeholders::_1));
+ if (length_modulo < 1)
+ throw std::runtime_error("length_module must be >= 1");
+ if (max_items < length_modulo)
+diff --git a/gr-blocks/lib/repeat_impl.cc b/gr-blocks/lib/repeat_impl.cc
+index 189fbc8948..d6569625da 100644
+--- a/gr-blocks/lib/repeat_impl.cc
++++ b/gr-blocks/lib/repeat_impl.cc
+@@ -44,8 +44,9 @@ repeat_impl::repeat_impl(size_t itemsize, int interp)
+ d_interp(interp)
+ {
+ message_port_register_in(pmt::mp("interpolation"));
+- set_msg_handler(pmt::mp("interpolation"),
+- boost::bind(&repeat_impl::msg_set_interpolation, this, _1));
++ set_msg_handler(
++ pmt::mp("interpolation"),
++ boost::bind(&repeat_impl::msg_set_interpolation, this, boost::placeholders::_1));
+ }
+
+ void repeat_impl::msg_set_interpolation(pmt::pmt_t msg)
+diff --git a/gr-blocks/lib/socket_pdu_impl.cc b/gr-blocks/lib/socket_pdu_impl.cc
+index df69f07ad2..163eec3a68 100644
+--- a/gr-blocks/lib/socket_pdu_impl.cc
++++ b/gr-blocks/lib/socket_pdu_impl.cc
+@@ -101,7 +101,9 @@ socket_pdu_impl::socket_pdu_impl(std::string type,
+ start_tcp_accept();
+
+ set_msg_handler(pdu::pdu_port_id(),
+- boost::bind(&socket_pdu_impl::tcp_server_send, this, _1));
++ boost::bind(&socket_pdu_impl::tcp_server_send,
++ this,
++ boost::placeholders::_1));
+ } else if (type == "TCP_CLIENT") {
+ boost::system::error_code error = boost::asio::error::host_not_found;
+ d_tcp_socket.reset(new boost::asio::ip::tcp::socket(d_io_service));
+@@ -111,7 +113,9 @@ socket_pdu_impl::socket_pdu_impl(std::string type,
+ d_tcp_socket->set_option(boost::asio::ip::tcp::no_delay(d_tcp_no_delay));
+
+ set_msg_handler(pdu::pdu_port_id(),
+- boost::bind(&socket_pdu_impl::tcp_client_send, this, _1));
++ boost::bind(&socket_pdu_impl::tcp_client_send,
++ this,
++ boost::placeholders::_1));
+
+ d_tcp_socket->async_read_some(
+ boost::asio::buffer(d_rxbuf),
+@@ -130,8 +134,9 @@ socket_pdu_impl::socket_pdu_impl(std::string type,
+ boost::asio::placeholders::error,
+ boost::asio::placeholders::bytes_transferred));
+
+- set_msg_handler(pdu::pdu_port_id(),
+- boost::bind(&socket_pdu_impl::udp_send, this, _1));
++ set_msg_handler(
++ pdu::pdu_port_id(),
++ boost::bind(&socket_pdu_impl::udp_send, this, boost::placeholders::_1));
+ } else if (type == "UDP_CLIENT") {
+ d_udp_socket.reset(
+ new boost::asio::ip::udp::socket(d_io_service, d_udp_endpoint));
+@@ -143,8 +148,9 @@ socket_pdu_impl::socket_pdu_impl(std::string type,
+ boost::asio::placeholders::error,
+ boost::asio::placeholders::bytes_transferred));
+
+- set_msg_handler(pdu::pdu_port_id(),
+- boost::bind(&socket_pdu_impl::udp_send, this, _1));
++ set_msg_handler(
++ pdu::pdu_port_id(),
++ boost::bind(&socket_pdu_impl::udp_send, this, boost::placeholders::_1));
+ } else
+ throw std::runtime_error("gr::blocks:socket_pdu: unknown socket type");
+
+diff --git a/gr-blocks/lib/tagged_stream_multiply_length_impl.cc b/gr-blocks/lib/tagged_stream_multiply_length_impl.cc
+index 30f4c46dc6..34b95d647d 100644
+--- a/gr-blocks/lib/tagged_stream_multiply_length_impl.cc
++++ b/gr-blocks/lib/tagged_stream_multiply_length_impl.cc
+@@ -49,9 +49,10 @@ tagged_stream_multiply_length_impl::tagged_stream_multiply_length_impl(
+ set_tag_propagation_policy(TPP_DONT);
+ set_relative_rate(1, 1);
+ message_port_register_in(pmt::intern("set_scalar"));
+- set_msg_handler(
+- pmt::intern("set_scalar"),
+- boost::bind(&tagged_stream_multiply_length_impl::set_scalar_pmt, this, _1));
++ set_msg_handler(pmt::intern("set_scalar"),
++ boost::bind(&tagged_stream_multiply_length_impl::set_scalar_pmt,
++ this,
++ boost::placeholders::_1));
+ }
+
+ tagged_stream_multiply_length_impl::~tagged_stream_multiply_length_impl() {}
+diff --git a/gr-blocks/lib/tuntap_pdu_impl.cc b/gr-blocks/lib/tuntap_pdu_impl.cc
+index 4343ae1dc3..0d9d7e28c7 100644
+--- a/gr-blocks/lib/tuntap_pdu_impl.cc
++++ b/gr-blocks/lib/tuntap_pdu_impl.cc
+@@ -96,7 +96,8 @@ tuntap_pdu_impl::tuntap_pdu_impl(std::string dev, int MTU, bool istunflag)
+
+ // set up input message port
+ message_port_register_in(pdu::pdu_port_id());
+- set_msg_handler(pdu::pdu_port_id(), boost::bind(&tuntap_pdu_impl::send, this, _1));
++ set_msg_handler(pdu::pdu_port_id(),
++ boost::bind(&tuntap_pdu_impl::send, this, boost::placeholders::_1));
+ }
+
+ int tuntap_pdu_impl::tun_alloc(char* dev, int flags)
+diff --git a/gr-digital/lib/chunks_to_symbols_impl.cc b/gr-digital/lib/chunks_to_symbols_impl.cc
+index 26d590a66e..a6810a69eb 100644
+--- a/gr-digital/lib/chunks_to_symbols_impl.cc
++++ b/gr-digital/lib/chunks_to_symbols_impl.cc
+@@ -53,8 +53,9 @@ chunks_to_symbols_impl<IN_T, OUT_T>::chunks_to_symbols_impl(
+ this->message_port_register_in(pmt::mp("set_symbol_table"));
+ this->set_msg_handler(
+ pmt::mp("set_symbol_table"),
+- boost::bind(
+- &chunks_to_symbols_impl<IN_T, OUT_T>::handle_set_symbol_table, this, _1));
++ boost::bind(&chunks_to_symbols_impl<IN_T, OUT_T>::handle_set_symbol_table,
++ this,
++ boost::placeholders::_1));
+ }
+
+ template <class IN_T, class OUT_T>
+diff --git a/gr-digital/lib/constellation_receiver_cb_impl.cc b/gr-digital/lib/constellation_receiver_cb_impl.cc
+index 7fb7559d5e..7e216ece56 100644
+--- a/gr-digital/lib/constellation_receiver_cb_impl.cc
++++ b/gr-digital/lib/constellation_receiver_cb_impl.cc
+@@ -61,14 +61,16 @@ constellation_receiver_cb_impl::constellation_receiver_cb_impl(
+ "This receiver only works with constellations of dimension 1.");
+
+ message_port_register_in(pmt::mp("set_constellation"));
+- set_msg_handler(
+- pmt::mp("set_constellation"),
+- boost::bind(&constellation_receiver_cb_impl::handle_set_constellation, this, _1));
++ set_msg_handler(pmt::mp("set_constellation"),
++ boost::bind(&constellation_receiver_cb_impl::handle_set_constellation,
++ this,
++ boost::placeholders::_1));
+
+ message_port_register_in(pmt::mp("rotate_phase"));
+- set_msg_handler(
+- pmt::mp("rotate_phase"),
+- boost::bind(&constellation_receiver_cb_impl::handle_rotate_phase, this, _1));
++ set_msg_handler(pmt::mp("rotate_phase"),
++ boost::bind(&constellation_receiver_cb_impl::handle_rotate_phase,
++ this,
++ boost::placeholders::_1));
+ }
+
+ constellation_receiver_cb_impl::~constellation_receiver_cb_impl() {}
+diff --git a/gr-digital/lib/costas_loop_cc_impl.cc b/gr-digital/lib/costas_loop_cc_impl.cc
+index c3b30834eb..e1229e6f4a 100644
+--- a/gr-digital/lib/costas_loop_cc_impl.cc
++++ b/gr-digital/lib/costas_loop_cc_impl.cc
+@@ -82,7 +82,9 @@ costas_loop_cc_impl::costas_loop_cc_impl(float loop_bw, int order, bool use_snr)
+
+ message_port_register_in(pmt::mp("noise"));
+ set_msg_handler(pmt::mp("noise"),
+- boost::bind(&costas_loop_cc_impl::handle_set_noise, this, _1));
++ boost::bind(&costas_loop_cc_impl::handle_set_noise,
++ this,
++ boost::placeholders::_1));
+ }
+
+ costas_loop_cc_impl::~costas_loop_cc_impl() {}
+diff --git a/gr-digital/lib/crc32_async_bb_impl.cc b/gr-digital/lib/crc32_async_bb_impl.cc
+index bffbb2a737..66143866c0 100644
+--- a/gr-digital/lib/crc32_async_bb_impl.cc
++++ b/gr-digital/lib/crc32_async_bb_impl.cc
+@@ -48,9 +48,13 @@ crc32_async_bb_impl::crc32_async_bb_impl(bool check)
+ message_port_register_out(d_out_port);
+
+ if (check)
+- set_msg_handler(d_in_port, boost::bind(&crc32_async_bb_impl::check, this, _1));
++ set_msg_handler(
++ d_in_port,
++ boost::bind(&crc32_async_bb_impl::check, this, boost::placeholders::_1));
+ else
+- set_msg_handler(d_in_port, boost::bind(&crc32_async_bb_impl::calc, this, _1));
++ set_msg_handler(
++ d_in_port,
++ boost::bind(&crc32_async_bb_impl::calc, this, boost::placeholders::_1));
+ }
+
+ crc32_async_bb_impl::~crc32_async_bb_impl() {}
+diff --git a/gr-digital/lib/header_payload_demux_impl.cc b/gr-digital/lib/header_payload_demux_impl.cc
+index 98c805fb20..7cc1e0a4ed 100644
+--- a/gr-digital/lib/header_payload_demux_impl.cc
++++ b/gr-digital/lib/header_payload_demux_impl.cc
+@@ -150,9 +150,10 @@ header_payload_demux_impl::header_payload_demux_impl(
+ }
+ set_tag_propagation_policy(TPP_DONT);
+ message_port_register_in(msg_port_id());
+- set_msg_handler(
+- msg_port_id(),
+- boost::bind(&header_payload_demux_impl::parse_header_data_msg, this, _1));
++ set_msg_handler(msg_port_id(),
++ boost::bind(&header_payload_demux_impl::parse_header_data_msg,
++ this,
++ boost::placeholders::_1));
+ for (size_t i = 0; i < special_tags.size(); i++) {
+ d_special_tags.push_back(pmt::string_to_symbol(special_tags[i]));
+ d_special_tags_last_value.push_back(pmt::PMT_NIL);
+diff --git a/gr-digital/lib/protocol_formatter_async_impl.cc b/gr-digital/lib/protocol_formatter_async_impl.cc
+index 84b693745d..c08bbb9aeb 100644
+--- a/gr-digital/lib/protocol_formatter_async_impl.cc
++++ b/gr-digital/lib/protocol_formatter_async_impl.cc
+@@ -55,7 +55,9 @@ protocol_formatter_async_impl::protocol_formatter_async_impl(
+ message_port_register_out(d_pld_port);
+
+ set_msg_handler(d_in_port,
+- boost::bind(&protocol_formatter_async_impl::append, this, _1));
++ boost::bind(&protocol_formatter_async_impl::append,
++ this,
++ boost::placeholders::_1));
+ }
+
+ protocol_formatter_async_impl::~protocol_formatter_async_impl() {}
+diff --git a/gr-fec/lib/async_decoder_impl.cc b/gr-fec/lib/async_decoder_impl.cc
+index e7a668c832..5d68d13ae7 100644
+--- a/gr-fec/lib/async_decoder_impl.cc
++++ b/gr-fec/lib/async_decoder_impl.cc
+@@ -65,10 +65,14 @@ async_decoder_impl::async_decoder_impl(generic_decoder::sptr my_decoder,
+ if (d_packed) {
+ d_pack = new blocks::kernel::pack_k_bits(8);
+ set_msg_handler(d_in_port,
+- boost::bind(&async_decoder_impl::decode_packed, this, _1));
++ boost::bind(&async_decoder_impl::decode_packed,
++ this,
++ boost::placeholders::_1));
+ } else {
+ set_msg_handler(d_in_port,
+- boost::bind(&async_decoder_impl::decode_unpacked, this, _1));
++ boost::bind(&async_decoder_impl::decode_unpacked,
++ this,
++ boost::placeholders::_1));
+ }
+
+ // The maximum frame size is set by the initial frame size of the decoder.
+diff --git a/gr-fec/lib/async_encoder_impl.cc b/gr-fec/lib/async_encoder_impl.cc
+index 811d55601f..506ae5c7e9 100644
+--- a/gr-fec/lib/async_encoder_impl.cc
++++ b/gr-fec/lib/async_encoder_impl.cc
+@@ -64,7 +64,9 @@ async_encoder_impl::async_encoder_impl(generic_encoder::sptr my_encoder,
+
+ if (d_packed) {
+ set_msg_handler(d_in_port,
+- boost::bind(&async_encoder_impl::encode_packed, this, _1));
++ boost::bind(&async_encoder_impl::encode_packed,
++ this,
++ boost::placeholders::_1));
+
+ d_unpack = new blocks::kernel::unpack_k_bits(8);
+
+@@ -74,7 +76,9 @@ async_encoder_impl::async_encoder_impl(generic_encoder::sptr my_encoder,
+
+ } else {
+ set_msg_handler(d_in_port,
+- boost::bind(&async_encoder_impl::encode_unpacked, this, _1));
++ boost::bind(&async_encoder_impl::encode_unpacked,
++ this,
++ boost::placeholders::_1));
+ }
+
+ if (d_packed || (strncmp(d_encoder->get_input_conversion(), "pack", 4) == 0)) {
+diff --git a/gr-fec/lib/depuncture_bb_impl.cc b/gr-fec/lib/depuncture_bb_impl.cc
+index 27d00bb5bb..f64dad45fc 100644
+--- a/gr-fec/lib/depuncture_bb_impl.cc
++++ b/gr-fec/lib/depuncture_bb_impl.cc
+@@ -74,7 +74,9 @@ depuncture_bb_impl::depuncture_bb_impl(int puncsize, int puncpat, int delay, cha
+ set_fixed_rate(true);
+ set_relative_rate((uint64_t)d_puncsize, (uint64_t)(d_puncsize - d_puncholes));
+ set_output_multiple(d_puncsize);
+- // set_msg_handler(boost::bind(&depuncture_bb_impl::catch_msg, this, _1));
++ // set_msg_handler(boost::bind(&depuncture_bb_impl::catch_msg,
++ // this,
++ // boost::placeholders::_1));
+ }
+
+ depuncture_bb_impl::~depuncture_bb_impl() {}
+diff --git a/gr-fec/lib/puncture_bb_impl.cc b/gr-fec/lib/puncture_bb_impl.cc
+index a365d6a69f..f2078d8c57 100644
+--- a/gr-fec/lib/puncture_bb_impl.cc
++++ b/gr-fec/lib/puncture_bb_impl.cc
+@@ -72,7 +72,9 @@ puncture_bb_impl::puncture_bb_impl(int puncsize, int puncpat, int delay)
+ set_fixed_rate(true);
+ set_relative_rate((uint64_t)(d_puncsize - d_puncholes), (uint64_t)d_puncsize);
+ set_output_multiple(d_puncsize - d_puncholes);
+- // set_msg_handler(boost::bind(&puncture_bb_impl::catch_msg, this, _1));
++ // set_msg_handler(boost::bind(&puncture_bb_impl::catch_msg,
++ // this,
++ // boost::placeholders::_1));
+ }
+
+ puncture_bb_impl::~puncture_bb_impl() {}
+diff --git a/gr-fec/lib/puncture_ff_impl.cc b/gr-fec/lib/puncture_ff_impl.cc
+index c95288d691..95fb649a8b 100644
+--- a/gr-fec/lib/puncture_ff_impl.cc
++++ b/gr-fec/lib/puncture_ff_impl.cc
+@@ -72,7 +72,9 @@ puncture_ff_impl::puncture_ff_impl(int puncsize, int puncpat, int delay)
+ set_fixed_rate(true);
+ set_relative_rate((uint64_t)(d_puncsize - d_puncholes), (uint64_t)d_puncsize);
+ set_output_multiple(d_puncsize - d_puncholes);
+- // set_msg_handler(boost::bind(&puncture_ff_impl::catch_msg, this, _1));
++ // set_msg_handler(boost::bind(&puncture_ff_impl::catch_msg,
++ // this,
++ // boost::placeholders::_1));
+ }
+
+ puncture_ff_impl::~puncture_ff_impl() {}
+diff --git a/gr-filter/lib/freq_xlating_fir_filter_impl.cc b/gr-filter/lib/freq_xlating_fir_filter_impl.cc
+index 8ddc967ba1..50ec589472 100644
+--- a/gr-filter/lib/freq_xlating_fir_filter_impl.cc
++++ b/gr-filter/lib/freq_xlating_fir_filter_impl.cc
+@@ -72,7 +72,7 @@ freq_xlating_fir_filter_impl<IN_T, OUT_T, TAP_T>::freq_xlating_fir_filter_impl(
+ boost::bind(
+ &freq_xlating_fir_filter_impl<IN_T, OUT_T, TAP_T>::handle_set_center_freq,
+ this,
+- _1));
++ boost::placeholders::_1));
+ }
+
+ template <class IN_T, class OUT_T, class TAP_T>
+diff --git a/gr-filter/lib/mmse_resampler_cc_impl.cc b/gr-filter/lib/mmse_resampler_cc_impl.cc
+index 59f9eacfab..bdce51716a 100644
+--- a/gr-filter/lib/mmse_resampler_cc_impl.cc
++++ b/gr-filter/lib/mmse_resampler_cc_impl.cc
+@@ -52,8 +52,9 @@ mmse_resampler_cc_impl::mmse_resampler_cc_impl(float phase_shift, float resamp_r
+
+ set_inverse_relative_rate(d_mu_inc);
+ message_port_register_in(pmt::intern("msg_in"));
+- set_msg_handler(pmt::intern("msg_in"),
+- boost::bind(&mmse_resampler_cc_impl::handle_msg, this, _1));
++ set_msg_handler(
++ pmt::intern("msg_in"),
++ boost::bind(&mmse_resampler_cc_impl::handle_msg, this, boost::placeholders::_1));
+ }
+
+ mmse_resampler_cc_impl::~mmse_resampler_cc_impl() { delete d_resamp; }
+diff --git a/gr-filter/lib/mmse_resampler_ff_impl.cc b/gr-filter/lib/mmse_resampler_ff_impl.cc
+index 342d9f7678..3d72727114 100644
+--- a/gr-filter/lib/mmse_resampler_ff_impl.cc
++++ b/gr-filter/lib/mmse_resampler_ff_impl.cc
+@@ -53,8 +53,9 @@ mmse_resampler_ff_impl::mmse_resampler_ff_impl(float phase_shift, float resamp_r
+ set_inverse_relative_rate(d_mu_inc);
+
+ message_port_register_in(pmt::intern("msg_in"));
+- set_msg_handler(pmt::intern("msg_in"),
+- boost::bind(&mmse_resampler_ff_impl::handle_msg, this, _1));
++ set_msg_handler(
++ pmt::intern("msg_in"),
++ boost::bind(&mmse_resampler_ff_impl::handle_msg, this, boost::placeholders::_1));
+ }
+
+ mmse_resampler_ff_impl::~mmse_resampler_ff_impl() { delete d_resamp; }
+diff --git a/gr-qtgui/lib/const_sink_c_impl.cc b/gr-qtgui/lib/const_sink_c_impl.cc
+index 852f6ee109..04d421d037 100644
+--- a/gr-qtgui/lib/const_sink_c_impl.cc
++++ b/gr-qtgui/lib/const_sink_c_impl.cc
+@@ -69,8 +69,9 @@ const_sink_c_impl::const_sink_c_impl(int size,
+
+ // setup PDU handling input port
+ message_port_register_in(pmt::mp("in"));
+- set_msg_handler(pmt::mp("in"),
+- boost::bind(&const_sink_c_impl::handle_pdus, this, _1));
++ set_msg_handler(
++ pmt::mp("in"),
++ boost::bind(&const_sink_c_impl::handle_pdus, this, boost::placeholders::_1));
+
+ for (int i = 0; i < d_nconnections; i++) {
+ d_residbufs_real.push_back(
+diff --git a/gr-qtgui/lib/edit_box_msg_impl.cc b/gr-qtgui/lib/edit_box_msg_impl.cc
+index 8713aa820e..39546cbf3a 100644
+--- a/gr-qtgui/lib/edit_box_msg_impl.cc
++++ b/gr-qtgui/lib/edit_box_msg_impl.cc
+@@ -158,7 +158,9 @@ edit_box_msg_impl::edit_box_msg_impl(data_type_t type,
+ message_port_register_out(d_port);
+ message_port_register_in(pmt::mp("val"));
+
+- set_msg_handler(pmt::mp("val"), boost::bind(&edit_box_msg_impl::set_value, this, _1));
++ set_msg_handler(
++ pmt::mp("val"),
++ boost::bind(&edit_box_msg_impl::set_value, this, boost::placeholders::_1));
+ }
+
+ edit_box_msg_impl::~edit_box_msg_impl()
+diff --git a/gr-qtgui/lib/freq_sink_c_impl.cc b/gr-qtgui/lib/freq_sink_c_impl.cc
+index 3a34df6ec6..fe231699fd 100644
+--- a/gr-qtgui/lib/freq_sink_c_impl.cc
++++ b/gr-qtgui/lib/freq_sink_c_impl.cc
+@@ -82,17 +82,23 @@ freq_sink_c_impl::freq_sink_c_impl(int fftsize,
+
+ // setup bw input port
+ message_port_register_in(d_port_bw);
+- set_msg_handler(d_port_bw, boost::bind(&freq_sink_c_impl::handle_set_bw, this, _1));
++ set_msg_handler(
++ d_port_bw,
++ boost::bind(&freq_sink_c_impl::handle_set_bw, this, boost::placeholders::_1));
+
+ // setup output message port to post frequency when display is
+ // double-clicked
+ message_port_register_out(d_port);
+ message_port_register_in(d_port);
+- set_msg_handler(d_port, boost::bind(&freq_sink_c_impl::handle_set_freq, this, _1));
++ set_msg_handler(
++ d_port,
++ boost::bind(&freq_sink_c_impl::handle_set_freq, this, boost::placeholders::_1));
+
+ // setup PDU handling input port
+ message_port_register_in(pmt::mp("in"));
+- set_msg_handler(pmt::mp("in"), boost::bind(&freq_sink_c_impl::handle_pdus, this, _1));
++ set_msg_handler(
++ pmt::mp("in"),
++ boost::bind(&freq_sink_c_impl::handle_pdus, this, boost::placeholders::_1));
+
+ d_main_gui = NULL;
+
+diff --git a/gr-qtgui/lib/freq_sink_f_impl.cc b/gr-qtgui/lib/freq_sink_f_impl.cc
+index c14bfc31fd..7090d8699e 100644
+--- a/gr-qtgui/lib/freq_sink_f_impl.cc
++++ b/gr-qtgui/lib/freq_sink_f_impl.cc
+@@ -82,17 +82,23 @@ freq_sink_f_impl::freq_sink_f_impl(int fftsize,
+
+ // setup bw input port
+ message_port_register_in(d_port_bw);
+- set_msg_handler(d_port_bw, boost::bind(&freq_sink_f_impl::handle_set_bw, this, _1));
++ set_msg_handler(
++ d_port_bw,
++ boost::bind(&freq_sink_f_impl::handle_set_bw, this, boost::placeholders::_1));
+
+ // setup output message port to post frequency when display is
+ // double-clicked
+ message_port_register_out(d_port);
+ message_port_register_in(d_port);
+- set_msg_handler(d_port, boost::bind(&freq_sink_f_impl::handle_set_freq, this, _1));
++ set_msg_handler(
++ d_port,
++ boost::bind(&freq_sink_f_impl::handle_set_freq, this, boost::placeholders::_1));
+
+ // setup PDU handling input port
+ message_port_register_in(pmt::mp("in"));
+- set_msg_handler(pmt::mp("in"), boost::bind(&freq_sink_f_impl::handle_pdus, this, _1));
++ set_msg_handler(
++ pmt::mp("in"),
++ boost::bind(&freq_sink_f_impl::handle_pdus, this, boost::placeholders::_1));
+
+ d_main_gui = NULL;
+
+diff --git a/gr-qtgui/lib/histogram_sink_f_impl.cc b/gr-qtgui/lib/histogram_sink_f_impl.cc
+index d16de932ca..1602d18968 100644
+--- a/gr-qtgui/lib/histogram_sink_f_impl.cc
++++ b/gr-qtgui/lib/histogram_sink_f_impl.cc
+@@ -81,8 +81,9 @@ histogram_sink_f_impl::histogram_sink_f_impl(int size,
+
+ // setup PDU handling input port
+ message_port_register_in(pmt::mp("in"));
+- set_msg_handler(pmt::mp("in"),
+- boost::bind(&histogram_sink_f_impl::handle_pdus, this, _1));
++ set_msg_handler(
++ pmt::mp("in"),
++ boost::bind(&histogram_sink_f_impl::handle_pdus, this, boost::placeholders::_1));
+
+ // +1 for the PDU buffer
+ for (int i = 0; i < d_nconnections + 1; i++) {
+diff --git a/gr-qtgui/lib/sink_c_impl.cc b/gr-qtgui/lib/sink_c_impl.cc
+index d3feb9d16c..73136e789e 100644
+--- a/gr-qtgui/lib/sink_c_impl.cc
++++ b/gr-qtgui/lib/sink_c_impl.cc
+@@ -96,7 +96,9 @@ sink_c_impl::sink_c_impl(int fftsize,
+ // double-clicked
+ message_port_register_out(d_port);
+ message_port_register_in(d_port);
+- set_msg_handler(d_port, boost::bind(&sink_c_impl::handle_set_freq, this, _1));
++ set_msg_handler(
++ d_port,
++ boost::bind(&sink_c_impl::handle_set_freq, this, boost::placeholders::_1));
+
+ d_main_gui = NULL;
+
+diff --git a/gr-qtgui/lib/sink_f_impl.cc b/gr-qtgui/lib/sink_f_impl.cc
+index 418b630b78..d31023a51d 100644
+--- a/gr-qtgui/lib/sink_f_impl.cc
++++ b/gr-qtgui/lib/sink_f_impl.cc
+@@ -95,7 +95,9 @@ sink_f_impl::sink_f_impl(int fftsize,
+ // double-clicked
+ message_port_register_out(d_port);
+ message_port_register_in(d_port);
+- set_msg_handler(d_port, boost::bind(&sink_f_impl::handle_set_freq, this, _1));
++ set_msg_handler(
++ d_port,
++ boost::bind(&sink_f_impl::handle_set_freq, this, boost::placeholders::_1));
+
+ d_main_gui = NULL;
+
+diff --git a/gr-qtgui/lib/time_raster_sink_b_impl.cc b/gr-qtgui/lib/time_raster_sink_b_impl.cc
+index 045c216b00..3aa503ccfc 100644
+--- a/gr-qtgui/lib/time_raster_sink_b_impl.cc
++++ b/gr-qtgui/lib/time_raster_sink_b_impl.cc
+@@ -84,7 +84,9 @@ time_raster_sink_b_impl::time_raster_sink_b_impl(double samp_rate,
+ // setup PDU handling input port
+ message_port_register_in(pmt::mp("in"));
+ set_msg_handler(pmt::mp("in"),
+- boost::bind(&time_raster_sink_b_impl::handle_pdus, this, _1));
++ boost::bind(&time_raster_sink_b_impl::handle_pdus,
++ this,
++ boost::placeholders::_1));
+
+ d_scale = 1.0f;
+
+diff --git a/gr-qtgui/lib/time_raster_sink_f_impl.cc b/gr-qtgui/lib/time_raster_sink_f_impl.cc
+index d186f319da..b3516e5be9 100644
+--- a/gr-qtgui/lib/time_raster_sink_f_impl.cc
++++ b/gr-qtgui/lib/time_raster_sink_f_impl.cc
+@@ -84,7 +84,9 @@ time_raster_sink_f_impl::time_raster_sink_f_impl(double samp_rate,
+ // setup PDU handling input port
+ message_port_register_in(pmt::mp("in"));
+ set_msg_handler(pmt::mp("in"),
+- boost::bind(&time_raster_sink_f_impl::handle_pdus, this, _1));
++ boost::bind(&time_raster_sink_f_impl::handle_pdus,
++ this,
++ boost::placeholders::_1));
+
+ d_icols = static_cast<int>(ceil(d_cols));
+ d_tmpflt = (float*)volk_malloc(d_icols * sizeof(float), volk_get_alignment());
+diff --git a/gr-qtgui/lib/time_sink_c_impl.cc b/gr-qtgui/lib/time_sink_c_impl.cc
+index b73a1c1ad3..83fbda298a 100644
+--- a/gr-qtgui/lib/time_sink_c_impl.cc
++++ b/gr-qtgui/lib/time_sink_c_impl.cc
+@@ -80,7 +80,9 @@ time_sink_c_impl::time_sink_c_impl(int size,
+
+ // setup PDU handling input port
+ message_port_register_in(pmt::mp("in"));
+- set_msg_handler(pmt::mp("in"), boost::bind(&time_sink_c_impl::handle_pdus, this, _1));
++ set_msg_handler(
++ pmt::mp("in"),
++ boost::bind(&time_sink_c_impl::handle_pdus, this, boost::placeholders::_1));
+
+ // +2 for the PDU message buffers
+ for (unsigned int n = 0; n < d_nconnections + 2; n++) {
+diff --git a/gr-qtgui/lib/time_sink_f_impl.cc b/gr-qtgui/lib/time_sink_f_impl.cc
+index df13998d75..dd5ed12c8b 100644
+--- a/gr-qtgui/lib/time_sink_f_impl.cc
++++ b/gr-qtgui/lib/time_sink_f_impl.cc
+@@ -80,7 +80,9 @@ time_sink_f_impl::time_sink_f_impl(int size,
+
+ // setup PDU handling input port
+ message_port_register_in(pmt::mp("in"));
+- set_msg_handler(pmt::mp("in"), boost::bind(&time_sink_f_impl::handle_pdus, this, _1));
++ set_msg_handler(
++ pmt::mp("in"),
++ boost::bind(&time_sink_f_impl::handle_pdus, this, boost::placeholders::_1));
+
+ // +1 for the PDU buffer
+ for (unsigned int n = 0; n < d_nconnections + 1; n++) {
+diff --git a/gr-qtgui/lib/waterfall_sink_c_impl.cc b/gr-qtgui/lib/waterfall_sink_c_impl.cc
+index fcf2ed98bc..da38d32baa 100644
+--- a/gr-qtgui/lib/waterfall_sink_c_impl.cc
++++ b/gr-qtgui/lib/waterfall_sink_c_impl.cc
+@@ -118,19 +118,24 @@ waterfall_sink_c_impl::waterfall_sink_c_impl(int fftsize,
+ // setup bw input port
+ message_port_register_in(d_port_bw);
+ set_msg_handler(d_port_bw,
+- boost::bind(&waterfall_sink_c_impl::handle_set_bw, this, _1));
++ boost::bind(&waterfall_sink_c_impl::handle_set_bw,
++ this,
++ boost::placeholders::_1));
+
+ // setup output message port to post frequency when display is
+ // double-clicked
+ message_port_register_out(d_port);
+ message_port_register_in(d_port);
+ set_msg_handler(d_port,
+- boost::bind(&waterfall_sink_c_impl::handle_set_freq, this, _1));
++ boost::bind(&waterfall_sink_c_impl::handle_set_freq,
++ this,
++ boost::placeholders::_1));
+
+ // setup PDU handling input port
+ message_port_register_in(pmt::mp("in"));
+- set_msg_handler(pmt::mp("in"),
+- boost::bind(&waterfall_sink_c_impl::handle_pdus, this, _1));
++ set_msg_handler(
++ pmt::mp("in"),
++ boost::bind(&waterfall_sink_c_impl::handle_pdus, this, boost::placeholders::_1));
+ }
+
+ waterfall_sink_c_impl::~waterfall_sink_c_impl()
+diff --git a/gr-qtgui/lib/waterfall_sink_f_impl.cc b/gr-qtgui/lib/waterfall_sink_f_impl.cc
+index aa1037a472..d4231a564c 100644
+--- a/gr-qtgui/lib/waterfall_sink_f_impl.cc
++++ b/gr-qtgui/lib/waterfall_sink_f_impl.cc
+@@ -116,19 +116,24 @@ waterfall_sink_f_impl::waterfall_sink_f_impl(int fftsize,
+ // setup bw input port
+ message_port_register_in(d_port_bw);
+ set_msg_handler(d_port_bw,
+- boost::bind(&waterfall_sink_f_impl::handle_set_bw, this, _1));
++ boost::bind(&waterfall_sink_f_impl::handle_set_bw,
++ this,
++ boost::placeholders::_1));
+
+ // setup output message port to post frequency when display is
+ // double-clicked
+ message_port_register_out(d_port);
+ message_port_register_in(d_port);
+ set_msg_handler(d_port,
+- boost::bind(&waterfall_sink_f_impl::handle_set_freq, this, _1));
++ boost::bind(&waterfall_sink_f_impl::handle_set_freq,
++ this,
++ boost::placeholders::_1));
+
+ // setup PDU handling input port
+ message_port_register_in(pmt::mp("in"));
+- set_msg_handler(pmt::mp("in"),
+- boost::bind(&waterfall_sink_f_impl::handle_pdus, this, _1));
++ set_msg_handler(
++ pmt::mp("in"),
++ boost::bind(&waterfall_sink_f_impl::handle_pdus, this, boost::placeholders::_1));
+ }
+
+ waterfall_sink_f_impl::~waterfall_sink_f_impl()
+diff --git a/gr-uhd/lib/usrp_block_impl.cc b/gr-uhd/lib/usrp_block_impl.cc
+index 4f030159ff..697d633c1b 100644
+--- a/gr-uhd/lib/usrp_block_impl.cc
++++ b/gr-uhd/lib/usrp_block_impl.cc
+@@ -137,12 +137,18 @@ usrp_block_impl::usrp_block_impl(const ::uhd::device_addr_t& device_addr,
+ // Set up message ports:
+ message_port_register_in(pmt::mp("command"));
+ set_msg_handler(pmt::mp("command"),
+- boost::bind(&usrp_block_impl::msg_handler_command, this, _1));
++ boost::bind(&usrp_block_impl::msg_handler_command,
++ this,
++ boost::placeholders::_1));
+
+ // cuz we lazy:
+-#define REGISTER_CMD_HANDLER(key, _handler) \
+- register_msg_cmd_handler(key, \
+- boost::bind(&usrp_block_impl::_handler, this, _1, _2, _3))
++#define REGISTER_CMD_HANDLER(key, _handler) \
++ register_msg_cmd_handler(key, \
++ boost::bind(&usrp_block_impl::_handler, \
++ this, \
++ boost::placeholders::_1, \
++ boost::placeholders::_2, \
++ boost::placeholders::_3))
+ // Register default command handlers:
+ REGISTER_CMD_HANDLER(cmd_freq_key(), _cmd_handler_freq);
+ REGISTER_CMD_HANDLER(cmd_gain_key(), _cmd_handler_gain);
+@@ -257,11 +263,12 @@ bool usrp_block_impl::_check_mboard_sensors_locked()
+ } else if (_dev->get_clock_source(mboard_index) == "mimo") {
+ sensor_name = "mimo_locked";
+ }
+- if (not _wait_for_locked_sensor(
+- get_mboard_sensor_names(mboard_index),
+- sensor_name,
+- boost::bind(
+- &usrp_block_impl::get_mboard_sensor, this, _1, mboard_index))) {
++ if (not _wait_for_locked_sensor(get_mboard_sensor_names(mboard_index),
++ sensor_name,
++ boost::bind(&usrp_block_impl::get_mboard_sensor,
++ this,
++ boost::placeholders::_1,
++ mboard_index))) {
+ GR_LOG_WARN(
+ d_logger,
+ boost::format(
+diff --git a/gr-uhd/lib/usrp_source_impl.cc b/gr-uhd/lib/usrp_source_impl.cc
+index a2ff0821bd..5e6bd43285 100644
+--- a/gr-uhd/lib/usrp_source_impl.cc
++++ b/gr-uhd/lib/usrp_source_impl.cc
+@@ -57,8 +57,9 @@ usrp_source_impl::usrp_source_impl(const ::uhd::device_addr_t& device_addr,
+
+ _samp_rate = this->get_samp_rate();
+ _samps_per_packet = 1;
+- register_msg_cmd_handler(cmd_tag_key(),
+- boost::bind(&usrp_source_impl::_cmd_handler_tag, this, _1));
++ register_msg_cmd_handler(
++ cmd_tag_key(),
++ boost::bind(&usrp_source_impl::_cmd_handler_tag, this, boost::placeholders::_1));
+ }
+
+ usrp_source_impl::~usrp_source_impl() {}
+diff --git a/gr-zeromq/lib/pub_msg_sink_impl.cc b/gr-zeromq/lib/pub_msg_sink_impl.cc
+index b5da7421ef..957cfa411d 100644
+--- a/gr-zeromq/lib/pub_msg_sink_impl.cc
++++ b/gr-zeromq/lib/pub_msg_sink_impl.cc
+@@ -62,7 +62,9 @@ pub_msg_sink_impl::pub_msg_sink_impl(char* address, int timeout, bool bind)
+ }
+
+ message_port_register_in(pmt::mp("in"));
+- set_msg_handler(pmt::mp("in"), boost::bind(&pub_msg_sink_impl::handler, this, _1));
++ set_msg_handler(
++ pmt::mp("in"),
++ boost::bind(&pub_msg_sink_impl::handler, this, boost::placeholders::_1));
+ }
+
+ pub_msg_sink_impl::~pub_msg_sink_impl()
+diff --git a/gr-zeromq/lib/push_msg_sink_impl.cc b/gr-zeromq/lib/push_msg_sink_impl.cc
+index 4140781ab9..7d07d3a30e 100644
+--- a/gr-zeromq/lib/push_msg_sink_impl.cc
++++ b/gr-zeromq/lib/push_msg_sink_impl.cc
+@@ -62,7 +62,9 @@ push_msg_sink_impl::push_msg_sink_impl(char* address, int timeout, bool bind)
+ }
+
+ message_port_register_in(pmt::mp("in"));
+- set_msg_handler(pmt::mp("in"), boost::bind(&push_msg_sink_impl::handler, this, _1));
++ set_msg_handler(
++ pmt::mp("in"),
++ boost::bind(&push_msg_sink_impl::handler, this, boost::placeholders::_1));
+ }
+
+ push_msg_sink_impl::~push_msg_sink_impl()