[Bug c++/84461] New: [8 regression] openjdk-10 fails to build

[schwab@linux-m68k.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84461

            Bug ID: 84461
           Summary: [8 regression] openjdk-10 fails to build
           Product: gcc
           Version: 8.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: c++
          Assignee: unassigned at gcc dot gnu.org
          Reporter: schwab@linux-m68k.org
  Target Milestone: ---

In file included from
/home/abuild/rpmbuild/BUILD/jdk10-107413b070b9/src/hotspot/share/gc/shared/adaptiveSizePolicy.hpp:31,
                 from
/home/abuild/rpmbuild/BUILD/jdk10-107413b070b9/src/hotspot/share/gc/shared/genCollectedHeap.hpp:28,
                 from
/home/abuild/rpmbuild/BUILD/jdk10-107413b070b9/src/hotspot/share/gc/shared/gcLocker.hpp:29,
                 from
/home/abuild/rpmbuild/BUILD/jdk10-107413b070b9/src/hotspot/share/runtime/interfaceSupport.hpp:28,
                 from
/home/abuild/rpmbuild/BUILD/jdk10-107413b070b9/src/hotspot/share/prims/methodHandles.hpp:32,
                 from
/home/abuild/rpmbuild/BUILD/jdk10-107413b070b9/src/hotspot/share/ci/ciMethod.hpp:33,
                 from
/home/abuild/rpmbuild/BUILD/jdk10-107413b070b9/src/hotspot/share/code/debugInfoRec.hpp:30,
                 from
/home/abuild/rpmbuild/BUILD/jdk10-107413b070b9/src/hotspot/share/ci/ciEnv.hpp:31,
                 from
/home/abuild/rpmbuild/BUILD/jdk10-107413b070b9/src/hotspot/share/ci/ciUtilities.hpp:28,
                 from
/home/abuild/rpmbuild/BUILD/jdk10-107413b070b9/src/hotspot/share/ci/ciNullObject.hpp:30,
                 from
/home/abuild/rpmbuild/BUILD/jdk10-107413b070b9/src/hotspot/share/ci/ciConstant.hpp:29,
                 from
/home/abuild/rpmbuild/BUILD/jdk10-107413b070b9/src/hotspot/share/ci/ciArray.hpp:29,
                 from
/home/abuild/rpmbuild/BUILD/jdk10-107413b070b9/src/hotspot/share/precompiled/precompiled.hpp:35:
/home/abuild/rpmbuild/BUILD/jdk10-107413b070b9/src/hotspot/share/memory/metaspaceShared.cpp:
In instantiation of 'static intptr_t* CppVtableCloner<T>::clone_vtable(const
char*, CppVtableInfo*) [with T = ConstantPool; intptr_t = long int]':
/home/abuild/rpmbuild/BUILD/jdk10-107413b070b9/src/hotspot/share/memory/metaspaceShared.cpp:693:3:
  required from here
/home/abuild/rpmbuild/BUILD/jdk10-107413b070b9/src/hotspot/share/logging/log.hpp:50:115:
error: no match for 'operator<' (operand types are '<unresolved overloaded
function type>' and 'LogLevel::type')
 #define log_debug(...)   (!log_is_enabled(Debug, __VA_ARGS__))   ? (void)0 :
LogImpl<LOG_TAGS(__VA_ARGS__)>::write<LogLevel::Debug>
                                                                             
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~
/home/abuild/rpmbuild/BUILD/jdk10-107413b070b9/src/hotspot/share/memory/metaspaceShared.cpp:625:3:
note: in expansion of macro 'log_debug'
   log_debug(cds, vtables)("Copying %3d vtable entries for %s", n, name);
   ^~~~~~~~~