Boost::coroutine2 and compiling for ASAN problems

Team,

I'm trying to get a simple coroutine2 program to work with address
sanitizer and I'm running into a block.  I'm building boost_1_78_0 as
follows: ./b2 context-impl=ucontext and compiling with -DBOOST_USE_ASAN and
-DBOOST_USE_CONTEXT.  I've built and rebuilt the library thinking I've made
an error somewhere and it boils down to jump_fcontext and make_fcontext.
What am I doing wrong/missing?

Cheers,

TJ


g++ -DBOOST_USE_ASAN -DBOOST_USE_UCONTEXT
-I/home/tjisana/Downloads/boost_1_78_0 -O0 -g3 -fsanitize=address -pedantic
-Wall -c -fmessage-length=0 -o src/Testbed II.o ../src/Testbed II.cpp
g++ -L/home/tjisana/Downloads/boost_1_78_0/stage/lib -fsanitize=address -o
Testbed II src/Testbed II.o -lboost_context -lboost_coroutine
/usr/lib64/gcc/x86_64-suse-linux/11/../../../../x86_64-suse-linux/bin/ld:
/home/tjisana/Downloads/boost_1_78_0/stage/lib/libboost_coroutine.so:
undefined reference to `jump_fcontext'
/usr/lib64/gcc/x86_64-suse-linux/11/../../../../x86_64-suse-linux/bin/ld:
/home/tjisana/Downloads/boost_1_78_0/stage/lib/libboost_coroutine.so:
undefined reference to `make_fcontext'
collect2: error: ld returned 1 exit status


#include <queue>

#include <memory>

#include "boost/coroutine2/coroutine.hpp"


typedef boost::coroutines2::coroutine<int> coro_t;



int main() {

                int l = 0;

                std::queue<int> y({1,2,3,4});

                std::queue<std::unique_ptr<int>> w;



                coro_t::push_type sink([&](coro_t::pull_type& source) {

                                for (const auto& i : source) {

                                                while (!w.empty()) {

                                                                auto ptr =
std::move(w.front());

                                                                w.pop();

                                                                 if (*ptr
== 1) {


std::cout << "first: " << i << std::endl;




auto item = 21;


w.push(std::move(std::make_unique<int>(item)));

                                                                }

                                                                else if
(*ptr == 21) {


std::cout << "second: " << i+2*i << std::endl;




auto item = 32;


w.push(std::move(std::make_unique<int>(item)));

                                                                }

                                                                else if
(*ptr == 32) {


std::cout << "third: " << i*i << std::endl;

                                                                }

                                                }

                                }

                                source();

                });



                while (!y.empty()) {

                                if (!y.empty()) {

                                                l = y.front();

                                                y.pop();




w.push(std::move(std::make_unique<int>(1)));

                                                sink(l);

                                }

                }



                return 0;

}

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