GCC4 version compatibility?

2 msg	version control process improvement

GCC4 version compatibility?
\ Xiaoxiang Liu (3 Apr 2008)
. \ Joe Buck (3 Apr 2008)
. . \ Janis Johnson (3 Apr 2008)

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Subject:	GCC4 version compatibility?
Group:	Gcc
From:	Xiaoxiang Liu
Date:	3 Apr 2008

I have a question regarding GCC4 version compatibility? In general,
should two versions with same major version number be compatible?
Specifically, I want to confirm whether a C++ library built with gcc
4.1.X will link correctly using gcc 4.2.2?

Thanks,

Xiaoxiang