optimization/3329: optimization large memory copies uses kern el memcpy function without user's knowledge.

[Joseph S. Myers]

On Tue, 2 Apr 2002, Richard Henderson wrote:

> Then you can't use gcc at all.  We reserve the right to generate
> code that calls into any of the compiler support routines in libgcc,
> plus a select number of ISO C routines from libc.  (The fact that

The documentation for -ffreestanding should detail what ISO C library
functions may be used (apart from __builtin functions potentially becoming
calls to the non-__builtin versions of those functions or others).

-- 
Joseph S. Myers
jsm28@cam.ac.uk