RFR: 8242244: Remove redundant ELF machine definitions

[Ao Qi]

On Tue, Apr 28, 2020 at 7:04 PM Magnus Ihse Bursie
<magnus.ihse.bursie at oracle.com> wrote:
>
> On 2020-04-28 12:52, John Paul Adrian Glaubitz wrote:
> > Hi!
> >
> > On 4/28/20 12:33 PM, Dmitry Chuyko wrote:
> >> I have following error during the build of 15 tip:
> >>
> >> * For target hotspot_variant-server_libjvm_objs_os_linux.o:
> >> jdk/src/hotspot/os/linux/os_linux.cpp: In static member function 'static void* os::dll_load(const char*, char*, int)':
> >> jdk/src/hotspot/os/linux/os_linux.cpp:1854:6: error: 'EM_486' was not declared in this scope
> >>       {EM_486,         EM_386,     ELFCLASS32, ELFDATA2LSB, (char*)"IA 32"},
> >>        ^~~~~~
> >> jdk/src/hotspot/os/linux/os_linux.cpp:1854:6: note: suggested alternative: 'EM_386'
> >>       {EM_486,         EM_386,     ELFCLASS32, ELFDATA2LSB, (char*)"IA 32"},
> >>        ^~~~~~
> >>        EM_386
> >>
> >> It happens on CenOS 8 and Ubuntu 20.04 (kernel headers installed), aarch64 and amd64.
> > I have opened a bug for the issue [1].
> >
> > Will publish the fix suggested by Ao Qi once you can confirm it fixes the problem
> > for you.
> The patch did not seem to solve the problem for me. I'm currently
> cleaning and rebuilding to verify, but it might be a non-starter.

My working day is near the end. Anyone please feel free to take the
issue. Thanks:)

Cheers,
Ao Qi

>
> /Magnus
> >
> > Adrian
> >
> >> [1] https://bugs.openjdk.java.net/browse/JDK-8243998