Put in a temporary workaround for what is likely a gcc 6 bug (it does

not occur with gcc 7 or later).  This should prevent the following error
from breaking the head-amd64-gcc CI builds:

In file included from /workspace/src/contrib/llvm/tools/lldb/source/API/SBMemoryRegionInfo.cpp:14:0:
/workspace/src/contrib/llvm/tools/lldb/include/lldb/Target/MemoryRegionInfo.h:128:54: error: 'template<class _InputIterator> lldb_private::MemoryRegionInfos::MemoryRegionInfos(_InputIterator, _InputIterator, const allocator_type&)' inherited from 'std::__1::vector<lldb_private::MemoryRegionInfo>'
   using std::vector<lldb_private::MemoryRegionInfo>::vector;
                                                      ^~~~~~
/workspace/src/contrib/llvm/tools/lldb/include/lldb/Target/MemoryRegionInfo.h:128:54: error: conflicts with version inherited from 'std::__1::vector<lldb_private::MemoryRegionInfo>'

Reported by:	CI

1 files changed, 1 insertions, 1 deletions

diff --git a/contrib/llvm/tools/lldb/include/lldb/Target/MemoryRegionInfo.h b/contrib/llvm/tools/lldb/include/lldb/Target/MemoryRegionInfo.h
index a57c4678bb37..7745098af572 100644
--- a/contrib/llvm/tools/lldb/include/lldb/Target/MemoryRegionInfo.h
+++ b/contrib/llvm/tools/lldb/include/lldb/Target/MemoryRegionInfo.h
@@ -125,7 +125,7 @@ inline bool operator<(lldb::addr_t lhs, const MemoryRegionInfo &rhs) {
 // Forward-declarable wrapper.
 class MemoryRegionInfos : public std::vector<lldb_private::MemoryRegionInfo> {
 public:
-  using std::vector<lldb_private::MemoryRegionInfo>::vector;
+  //using std::vector<lldb_private::MemoryRegionInfo>::vector;
 };
 
 }