Building latest jdk9 dev on Mac OS X 10.12.1 - Undefined symbols (_libiconv) causing build to fail?

[Phil Race]

A complete stab in the dark, but did you install the xcode command line 
tools ?

-phil.

On 12/15/2016 07:24 AM, Martijn Verburg wrote:
> Hi Erik,
>
> Thanks, that's fine. As an FYI I swapped to using gcc and g++ compilers but
> still get the same error so more digging is required, will update here
> if/when I find the culprit
>
> Cheers,
> Martijn
>
> On 15 December 2016 at 09:45, Erik Joelsson <erik.joelsson at oracle.com>
> wrote:
>
>> Hello,
>>
>> I'm not a native Mac user so I only ever build for Mac using the
>> officially picked toolchains at Oracle, which is currently Xcode 6.3. At
>> the time when we made that choice, 7.0 was still in beta. Support for newer
>> toolchains is a community effort and not something we in the build team are
>> able to actively pursue.
>>
>> /Erik
>>
>>
>>
>> On 2016-12-15 10:29, Martijn Verburg wrote:
>>
>>> Hi all,
>>>
>>> I've updated my toolchain slightly and am now on XCode 8.2, Mac OS X
>>> 10.12.2:
>>>
>>> ====================================================
>>>
>>> Configuration summary:
>>> * Debug level:    release
>>> * HS debug level: product
>>> * JDK variant:    normal
>>> * JVM variants:   server
>>> * OpenJDK target: OS: macosx, CPU architecture: x86, address length: 64
>>> * Version string: 9-internal+0-adhoc.karianna.jdk9dev (9-internal)
>>>
>>> Tools summary:
>>> * Boot JDK:       java version "1.8.0_112" Java(TM) SE Runtime Environment
>>> (build 1.8.0_112-b16) Java HotSpot(TM) 64-Bit Server VM (build 25.112-b16,
>>> mixed mode)  (at
>>> /Library/Java/JavaVirtualMachines/jdk1.8.0_112.jdk/Contents/Home)
>>> * Toolchain:      clang (clang/LLVM from Xcode 8.2)
>>> * C Compiler:     Version 8.0.0 (at /usr/bin/clang)
>>> * C++ Compiler:   Version 8.0.0 (at /usr/bin/clang++)
>>>
>>> Build performance summary:
>>> * Cores to use:   8
>>> * Memory limit:   16384 MB
>>>
>>> ====================================================
>>>
>>> The same build error as reported below still occurs.  Is it the case that
>>> clang at this version is not yet supported?
>>>
>>>
>>> Cheers,
>>> Martijn
>>>
>>> On 8 December 2016 at 20:38, Martijn Verburg <martijnverburg at gmail.com>
>>> wrote:
>>>
>>> Hi all,
>>>> I got past my previous issue (thanks Dmitry!), but I now have a new one
>>>> (after a fresh clone).  I notice I'm using the clang compiler by default,
>>>> not sure if that's supported.
>>>>
>>>> ---------
>>>>
>>>>
>>>> ld: warning: object file (/Users/karianna/Documents/
>>>> workspace/AdoptOpenJDK_Projects/jdk9dev/build/macosx-
>>>> x86_64-normal-server-release/support/native/java.base/libjli_static.a)
>>>> was built for newer OSX version (10.12) than being linked (10.7)
>>>> Creating support/modules_libs/java.rmi/librmi.dylib from 1 file(s)
>>>> Creating support/modules_cmds/java.rmi/rmid from 1 file(s)
>>>> Creating support/modules_cmds/java.rmi/rmiregistry from 1 file(s)
>>>> ld: warning: object file (/Users/karianna/Documents/
>>>> workspace/AdoptOpenJDK_Projects/jdk9dev/build/macosx-
>>>> x86_64-normal-server-release/support/native/java.base/libjli_static.a)
>>>> was built for newer OSX version (10.12) than being linked (10.7)
>>>> ld: warning: object file (/Users/karianna/Documents/
>>>> workspace/AdoptOpenJDK_Projects/jdk9dev/build/macosx-
>>>> x86_64-normal-server-release/support/native/java.base/libjli_static.a)
>>>> was built for newer OSX version (10.12) than being linked (10.7)
>>>> *Undefined symbols for architecture x86_64:*
>>>> *  "_libiconv", referenced from:*
>>>> *      _convertUft8ToPlatformString in EncodingSupport_md.o*
>>>> *  "_libiconv_open", referenced from:*
>>>> *      _convertUft8ToPlatformString in EncodingSupport_md.o*
>>>> *ld: symbol(s) not found for architecture x86_64*
>>>> *clang: error: linker command failed with exit code 1 (use -v to see
>>>> invocation)*
>>>> cp: /Users/karianna/Documents/workspace/AdoptOpenJDK_
>>>> Projects/jdk9dev/build/macosx-x86_64-normal-server-release/
>>>> make-support/failure-logs/support_native_java.instrument_
>>>> libinstrument_BUILD_LIBINSTRUMENT_link.log:
>>>> No such file or directory
>>>> make[3]: *** [/Users/karianna/Documents/workspace/AdoptOpenJDK_
>>>> Projects/jdk9dev/build/macosx-x86_64-normal-server-release/
>>>> support/modules_libs/java.instrument/libinstrument.dylib] Error 1
>>>> make[2]: *** [java.instrument-libs] Error 2
>>>> make[2]: *** Waiting for unfinished jobs....
>>>> ld: warning: object file (/Users/karianna/Documents/
>>>> workspace/AdoptOpenJDK_Projects/jdk9dev/build/macosx-
>>>> x86_64-normal-server-release/support/native/java.base/libjli_static.a)
>>>> was built for newer OSX version (10.12) than being linked (10.7)
>>>>
>>>>
>>>> Cheers,
>>>> Martijn
>>>>
>>>>