Re: [patches] check-localplt?

[Daniel Jacobowitz <dan@xxxxxxxxxxxxxxxx>]

On Tue, Jan 08, 2008 at 05:30:12PM -0800, Jim Blandy wrote:
> 
> Does anyone understand what check-localplt is meant to test?  It dumps
> the relocations referred to by the DT_JMPREL entry in libc.so's
> dynamic section, and compares them against an expected list.
> 
> Is there any reason to restrict the set of jump table relocations in
> libc, other than performance?

Performance and reliability; if I understand correctly, the glibc
maintainers deliberately wanted calls within glibc to not be
overridable by LD_PRELOAD.

-- 
Daniel Jacobowitz
CodeSourcery