LLVMGCC_DISABLEOPT_FLAGS, one with CC in it, the other
with GCC.  Rename LLVMGCC_DISABLEOPT_FLAGS to
LLVMCC_DISABLEOPT_FLAGS.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@120151 91177308-0d34-0410-b5e6-96231b3b80d8