clang/test/CodeGenCXX/debug-info-zero-length-arrays.cpp: Add explicit triple, x86_64-unknown-unknown. It was incompatible to i686.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@169220 91177308-0d34-0410-b5e6-96231b3b80d8
1 file changed