------- Comment #25 from howarth at nitro dot med dot uc dot edu 2010-05-01 22:18 ------- Steven, Do you mean the errors which have "symbol xxx can't be undefined in a subtraction expression"? A google shows this to look like that discussed here...
http://gcc.gnu.org/ml/gcc-bugs/2003-11/msg01552.html which is apparently PR10901. On gpc seems to have been worked around with a --longjmp-all-nonlocal-labels option? -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43729