Revert "Try temporarily switching the build type to Release for the appveyor clang-cl build."
Revert "Try temporarily switching the build type to Release for the appveyor clang-cl build."

This reverts commit 1ff6c17c7e9885bd5875f7a8b2d43a2f4539564f.

bluescarni/mppp,bluescarni/mppp,bluescarni/mppp