prepare (1/3): 
finished

make (2/3): 
g++ -g -Wall -O2 -o main.o -c main.cpp 
In file included from main.cpp:16:0:
unsorted_heap.h: In member function 'const TYPE& unsorted_heap<TYPE, COMP>::get_min() const [with TYPE = seed; COMP = compare_t]':
unsorted_heap.h:97:13: warning: function returns address of local variable [-Wreturn-local-addr]
     return *min;
             ^~~
unsorted_heap.h:91:10: note: declared here
     TYPE M=data[0];
          ^
g++ -g -Wall -O2 -o main main.o
finished

clean (3/3): 
finished

all task finished, build successfully