Make x86 test actually test x86 code generation.  Fix the 
construct on ARM, which was breaking by coincidence, and add a similar 
testcase for ARM.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@79719 91177308-0d34-0410-b5e6-96231b3b80d8
3 files changed