Build failure w/ LLVM 10

[eugeneswalker]

Trying to build faodel 1.1906.1 with LLVM 10 on Ubuntu 18.04 for x86_64 fails with this error:

/tmp/root/spack-stage/spack-stage-faodel-1.1906.1-qtpc4h53tqs7pq5dpw4v5fncvqx5rkqn/spack-src/src/kelpie/pools/DHTPool/DHTPool.cpp:232:75: error: a lambda parameter cannot shadow an explicitly captured entity
                 [&key, &returned_ldo, &cv, &is_found] (bool success, Key key, lunasa::DataObject result_ldo,
...
src/kelpie/CMakeFiles/kelpie.dir/build.make:381: recipe for target 'src/kelpie/CMakeFiles/kelpie.dir/pools/DHTPool/DHTPool.cpp.o' failed
make[2]: *** [src/kelpie/CMakeFiles/kelpie.dir/pools/DHTPool/DHTPool.cpp.o] Error 1

My cmake args:

-DBUILD_SHARED_LIBS:BOOL=ON
-DBUILD_TESTS:BOOL=ON
-DBOOST_ROOT:PATH=/opt/spack/opt/spack/linux-ubuntu18.04-x86_64/clang-11.0.0/boost-1.72.0-3ztuhn7vlvh2f3zqeoalp2esfkr45xuj
-DGTEST_ROOT:PATH=/opt/spack/opt/spack/linux-ubuntu18.04-x86_64/clang-11.0.0/googletest-1.10.0-qenctivumu3p7y4nbhvhpdyudxf66nyp
-DBUILD_DOCS:BOOL=OFF
-DFaodel_ENABLE_IOM_HDF5:BOOL=OFF
-DFaodel_ENABLE_IOM_LEVELDB:BOOL=OFF
-DFaodel_ENABLE_MPI_SUPPORT:BOOL=ON
-DFaodel_ENABLE_TCMALLOC:BOOL=ON
-DFaodel_LOGGING_METHOD:STRING=stdout 
-DFaodel_NETWORK_LIBRARY:STRING=nnti
-DFaodel_ENABLE_CEREAL:BOOL=OFF

Full build log:
spack-build-out.txt

[craigulmer]

Confirmed- there's a variable in a capture list that shouldn't be there that's causing build errors.

I've pushed a fix into master. Please let me know if you still get this error.