When building with Solaris Studio 12u4, linking of unpack200 and the java launchers fails.

This here is the failure for unpack200:

Undefined first referenced
 symbol in file
__environ_lock /net/sthserver02/share/sundevtools/devtools/i586/devkit/SS12u4-Solaris11u1/SS12u4-slim/lib/compilers/amd64/crt1x.o (symbol has no version assigned)
___Argv /net/sthserver02/share/sundevtools/devtools/i586/devkit/SS12u4-Solaris11u1/SS12u4-slim/lib/compilers/amd64/crt1x.o (symbol has no version assigned)
__xargv /net/sthserver02/share/sundevtools/devtools/i586/devkit/SS12u4-Solaris11u1/SS12u4-slim/lib/compilers/amd64/crt1x.o (symbol has no version assigned)
__xargc /net/sthserver02/share/sundevtools/devtools/i586/devkit/SS12u4-Solaris11u1/SS12u4-slim/lib/compilers/amd64/crt1x.o (symbol has no version assigned)
_start /net/sthserver02/share/sundevtools/devtools/i586/devkit/SS12u4-Solaris11u1/SS12u4-slim/lib/compilers/amd64/crt1x.o (symbol has no version assigned)
__longdouble_used /net/sthserver02/share/sundevtools/devtools/i586/devkit/SS12u4-Solaris11u1/SS12u4-slim/lib/compilers/amd64/crt1x.o (symbol has no version assigned)
_lib_version /net/sthserver02/share/sundevtools/devtools/i586/devkit/SS12u4-Solaris11u1/SS12u4-slim/lib/compilers/amd64/values-xa.o (symbol has no version assigned)
_environ /net/sthserver02/share/sundevtools/devtools/i586/devkit/SS12u4-Solaris11u1/SS12u4-slim/lib/compilers/amd64/crt1x.o (symbol has no version assigned)
ld: fatal: symbol referencing errors. No output written to /opt/jprt/jprtadm/erik/jdk9-dev/build/SS12u4-Solaris11u1/support/modules_cmds/jdk.pack200/unpack200
gmake[3]: *** [/opt/jprt/jprtadm/erik/jdk9-dev/build/SS12u4-Solaris11u1/support/modules_cmds/jdk.pack200/unpack200] Error 2
Launcher-jdk.pack200.gmk:73: recipe for target '/opt/jprt/jprtadm/erik/jdk9-dev/build/SS12u4-Solaris11u1/support/modules_cmds/jdk.pack200/unpack200' failed
make/Main.gmk:179: recipe for target 'jdk.pack200-launchers' failed
gmake[2]: *** [jdk.pack200-launchers] Error 1
gmake[2]: *** Waiting for unfinished jobs....
gmake[1]: *** [main] Error 1
gmake: *** [default] Error 2


And for a launcher:

Undefined first referenced
 symbol in file
___Argv /net/sthserver02/share/sundevtools/devtools/i586/devkit/SS12u4-Solaris11u1/SS12u4-slim/lib/compilers/amd64/crt1x.o (symbol has no version assigned)
__xargv /net/sthserver02/share/sundevtools/devtools/i586/devkit/SS12u4-Solaris11u1/SS12u4-slim/lib/compilers/amd64/crt1x.o (symbol has no version assigned)
__xargc /net/sthserver02/share/sundevtools/devtools/i586/devkit/SS12u4-Solaris11u1/SS12u4-slim/lib/compilers/amd64/crt1x.o (symbol has no version assigned)
_start /net/sthserver02/share/sundevtools/devtools/i586/devkit/SS12u4-Solaris11u1/SS12u4-slim/lib/compilers/amd64/crt1x.o (symbol has no version assigned)
__longdouble_used /net/sthserver02/share/sundevtools/devtools/i586/devkit/SS12u4-Solaris11u1/SS12u4-slim/lib/compilers/amd64/crt1x.o (symbol has no version assigned)
_lib_version /net/sthserver02/share/sundevtools/devtools/i586/devkit/SS12u4-Solaris11u1/SS12u4-slim/lib/compilers/amd64/values-xa.o (symbol has no version assigned)
ld: fatal: symbol referencing errors. No output written to /opt/jprt/jprtadm/erik/jdk9-dev/build/SS12u4-Solaris11u1/support/native/java.base/java_objs/java
Launcher-java.base.gmk:33: recipe for target '/opt/jprt/jprtadm/erik/jdk9-dev/build/SS12u4-Solaris11u1/support/native/java.base/java_objs/java' failed
gmake[3]: *** [/opt/jprt/jprtadm/erik/jdk9-dev/build/SS12u4-Solaris11u1/support/native/java.base/java_objs/java] Error 2
make/Main.gmk:179: recipe for target 'java.base-launchers' failed
gmake[2]: *** [java.base-launchers] Error 1
gmake[1]: *** [main] Error 1
gmake: *** [default] Error 2


It seems that to fix this, these symbols need to be added to the mapfiles.