g++ main.o help.o common.o oglperf.o cmdparser.o tests.o median.o lights.o draw.o scene.o scenecom.o scene1.o scene2.o scene3.o scene4.o scene5.o scene6.o scene7.o scene8.o -lGL -lGLU -lglut -lXmu -lX11 -lXi -L/usr/X11R6/lib -o oglperf /usr/bin/ld: warning: i386 architecture of input file `main.o' is incompatible with i386:x86-64 output [...] main.o: In function `main': main.cpp:(.text+0x12aa): undefined reference to `operator new(unsigned int)' [...]