Fix check strings in test/CodeGenObjC/arc-blocks.m in preperation for
fixing a bug introduced in r339438.

Check the descriptor global variables in the IR at both -O0 and -O2.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@339632 91177308-0d34-0410-b5e6-96231b3b80d8
1 file changed