From 5d4c317a372c77aa70df6ab3403d161cd41a7d17 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-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 ++-
 48 files changed, 213 insertions(+), 106 deletions(-)

diff --git a/docs/usage-manual/(exported from wiki) Message Passing.txt b/docs/usage-manual/(exported from wiki) Message Passing.txt
index 4654bd5da..551e71022 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 591428390..fca4cab97 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-blocks/lib/copy_impl.cc b/gr-blocks/lib/copy_impl.cc
index c377e57b1..b55196c24 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(&copy_impl::handle_enable, this, _1));
+    set_msg_handler(
+        pmt::mp("en"),
+        boost::bind(&copy_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 a8c84aa50..916f97ca3 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 038eeae5a..d131b8166 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 0ab5d6adc..53e641fba 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 e1b9c746c..e38953bab 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 bd65ce207..5c732f8f4 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 db216d97a..e9baee587 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 b0748eec0..63cfe47e4 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 19cc4dc76..2b97f827b 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 40fbc3cd8..af59ef70f 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 75d825aef..6c142c353 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 189fbc894..d6569625d 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 df69f07ad..163eec3a6 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 30f4c46dc..34b95d647 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 4343ae1dc..0d9d7e28c 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 26d590a66..a6810a69e 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 7fb7559d5..7e216ece5 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 c3b30834e..e1229e6f4 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 bffbb2a73..66143866c 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 98c805fb2..7cc1e0a4e 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 84b693745..c08bbb9ae 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 e7a668c83..5d68d13ae 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 811d55601..506ae5c7e 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 27d00bb5b..f64dad45f 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 a365d6a69..f2078d8c5 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 c95288d69..95fb649a8 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 8ddc967ba..50ec58947 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 59f9eacfa..bdce51716 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 342d9f767..3d7272711 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 852f6ee10..04d421d03 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 8713aa820..39546cbf3 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 3a34df6ec..fe231699f 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 c14bfc31f..7090d8699 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 d16de932c..1602d1896 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 d3feb9d16..73136e789 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 418b630b7..d31023a51 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 045c216b0..3aa503ccf 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 d186f319d..b3516e5be 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 b73a1c1ad..83fbda298 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 df13998d7..dd5ed12c8 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 fcf2ed98b..da38d32ba 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 aa1037a47..d4231a564 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 4f030159f..697d633c1 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 a2ff0821b..5e6bd4328 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 b5da7421e..957cfa411 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 4140781ab..7d07d3a30 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()
-- 
2.26.2