RFR: 8239001: Hotspot build broken on linux-sparc after 8238281

[John Paul Adrian Glaubitz]

Hi Kim!

On 2/15/20 10:30 PM, Kim Barrett wrote:
> I prefer the approach using a non-ODR-used dummy to the approach of
> casting of some random number to an address.  Non-ODR-used
> declarations are well supported by the standard (C++03 3.2) and widely
> used; that's the basis for the "sizeof trick" metaprogramming idiom,
> for example.

I've now understood that approach and implemented it. Please see my patch in [1].

FWIW, I have tried to put the declaration of RegistersForDebugging outside
the X_offset() functions but that doesn't work. Hope the change is now
okay as is :).

Adrian

> [1] http://cr.openjdk.java.net/~glaubitz/8239001/webrev.02/

-- 
 .''`.  John Paul Adrian Glaubitz
: :' :  Debian Developer - glaubitz at debian.org
`. `'   Freie Universitaet Berlin - glaubitz at physik.fu-berlin.de
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