prepare (1/3): 
finished

make (2/3): 
g++ -g  -o main.o -c main.cpp 
g++ -g  -o main main.o
main.o: In function `main':
/out/build/main.cpp:100: undefined reference to `fib_heap<point, point::compare_t>::fib_heap(point::compare_t)'
collect2: error: ld returned 1 exit status
Makefile:21: recipe for target 'main' failed
make: *** [main] Error 1

build failed