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Re: [PATCH] ld/ld.texinfo: Do not constrain dynamic linker lazy binding behaviour.


Florian Weimer <fweimer@redhat.com> writes:

> On 07/08/2016 03:44 AM, Carlos O'Donell wrote:
>>  @item lazy
>>  When generating an executable or shared library, mark it to tell the
>> -dynamic linker to defer function call resolution to the point when
>> -the function is called (lazy binding), rather than at load time.
>> -Lazy binding is the default.
>> +dynamic linker to defer function call resolution to a future time
>> +which may be as late as when the function is called (lazy binding),
>> +rather than at load time.  Resolution functions for GNU indirect
>> +functions (STT_GNU_IFUNC) may be called one or more times during
>> +function call resolution.  Lazy binding is the default.
>
> This implies that IFUNC resolver invocations are delayed as late as
> possible (right until a function call which needs the relocation).  Is
> this something we want to guarantee?

The text says "may", so I don't see any guarantee.

Andreas.

-- 
Andreas Schwab, schwab@linux-m68k.org
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