Re: Undefined references to 'memcpy' when compiling Linux Kernel

From: Tom Leete (
Date: Fri Jun 16 2000 - 18:20:03 EST

Richard Henderson wrote:
> On Fri, Jun 16, 2000 at 04:22:04PM +0100, Alan Cox wrote:
> > gcc assumes it is linked with libgcc. That isnt unreasonable but it breaks
> > on the kernel stuff. Turn the problem functions into using explicit memcpy
> > calls then mail me a diff. This is kernel over cleverness not gcc.
> Really memcpy ought to exist as a symbol in the kernel.
> We've done that since day one in the Alpha port and elsewhere.
[gcc trimmed from CC list -- not their baby]

By exporting it you take its address, which runs afoul of

There are ways around that.


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