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Re: objcopy --weaken
On Wed, Apr 12, 2006 at 01:56:50AM +0200, Peter S. Mazinger wrote:
> That is true if modern=glibc (there is though some compat
> option/environment setting to disable this behaviour).
(A) I believe Solaris does the same thing nowadays. (B) I believe
they've threatened several times to remove the option.
> At link time if libpthread.so and libc.so provide the same symbol (could
> happen w/ any other 2 libs, the example is "real-life", the linker fails,
> if one of them is not weak.
Er, is this really true? Why should it be?
If there's a good reason for it, e.g. detecting non-deterministic
binding, weakening one is just going to give you unpredictable bugs
later. The strong one will not be reliably picked at runtime.
--
Daniel Jacobowitz
CodeSourcery