Makefile error while loading shared libraries: cannot open shared object file: No such file or directory

Question

I have a makefile:

CXX = c++
CC = c++
CXXFLAGS = -O3 -pthread -std=c++11 -Wall -g
CPPFLAGS = -DNDEBUG -I. -I.. -I../../include
LDFLAGS = -pthread -L../../lib