After clang symlinks were fixed in f32b2c0e7e51 ("libllvm: replace arm-linux-androideabi-clang symlink with wrapper") this should no longer be an issue for perl, -pie is automatically added when we target armv7a and api level >= 21. This reverts commit 93fca0f5c3dc86ab312a9d0d9a812c45b1756a5e.