libstdc++ compatibility

[Jeffrey A Law]

  In message < 13863.33627.732767.717335@gargleblaster >you write:
  > As far as I undestand, the C++ compiler interface changed from
  > egcs-1.0.x to egcs-1.1. Is still possible to compile a libstdc++2.8
  > (not 2.9) with egcs-1.1 that is binary compatible with a libstdc++2.8
  > compiled with egcs-1.0.x ?
Unlikely due to the changes necessary to support thread safe exception
handling.   There may be other issues, but that's the one that comes up
the most often.

jeff