Path: utzoo!utgpu!news-server.csri.toronto.edu!cs.utexas.edu!sun-barr!olivea!samsung!zaphod.mps.ohio-state.edu!magnus.acs.ohio-state.edu!tut.cis.ohio-state.edu!sei.cmu.edu!fs7.ece.cmu.edu!o.gp.cs.cmu.edu!andrew.cmu.edu!ih05+ From: ih05+@andrew.cmu.edu (Ingemar Hulthage) Newsgroups: comp.lang.c++ Subject: Novice question Message-ID: Date: 22 Mar 91 16:00:58 GMT Organization: Carnegie Mellon Research Institute, Carnegie Mellon, Pittsburgh, PA Lines: 48 I am trying to use the g++ compiler. I have obtained a test file from the 1.36 release. However, I can't get it to compile. I beleive that I have to include some library or change my search path somehow, but I can't figure out how. I have tried the -lm switch and it eliminates sqrt from the list of undefined symbols. What library or other file do I need ? I append a script below. % g++ libg++/tests/tRandom.cc tRandom.o: Undefined symbol _sqrt referenced from text segment tRandom.o: Undefined symbol _sqrt referenced from text segment tRandom.o: Undefined symbol _sqrt referenced from text segment tRandom.o: Undefined symbol _sqrt referenced from text segment tRandom.o: Undefined symbol _log referenced from text segment tRandom.o: Undefined symbol _sqrt referenced from text segment tRandom.o: Undefined symbol _log referenced from text segment ../g++-include/RNG.h:82: Undefined symbol _log referenced from text segment ../g++-include/RNG.h:82: Undefined symbol _log referenced from text segment Random.cc:90: Undefined symbol _log referenced from text segment Random.cc:90: Undefined symbol _sqrt referenced from text segment Random.cc:106: Undefined symbol _exp referenced from text segment ../g++-include/RNG.h:82: Undefined symbol _floor referenced from text segment ../g++-include/RNG.h:82: Undefined symbol _log referenced from text segment ../g++-include/RNG.h:82: Undefined symbol _pow referenced from text segment Random.cc:154: Undefined symbol _log referenced from text segment Random.cc:166: Undefined symbol _pow referenced from text segment Sample.cc:62: Undefined symbol _tan referenced from text segment Sample.cc:64: Undefined symbol _sqrt referenced from text segment Sample.cc:68: Undefined symbol _log referenced from text segment Sample.cc:68: Undefined symbol _sqrt referenced from text segment Sample.cc:74: Undefined symbol _exp referenced from text segment Sample.cc:125: Undefined symbol _sqrt referenced from text segment Sample.cc:0: More undefined symbol _sqrt refs follow % Ingemar Hulthage Scientist, PhD Carnegie Mellon Research Institute Phone: (412) 268-6376 Home: 306 S. Linden Avenue Pittsburgh, PA 15208 Phone: (412) 441-3560