Fix typo in comment. No functionality change.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@192412 91177308-0d34-0410-b5e6-96231b3b80d8
Add -fno-function-sections and -fno-data-sections. Since
-f{function,data}-sections had no tests at all, add some, and verify that the
-fno variants work as well.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@192413 91177308-0d34-0410-b5e6-96231b3b80d8
The emitted IR is the same, we need these flags to actually use the LLVM target.
Mark it as requiring the x86 target.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@192417 91177308-0d34-0410-b5e6-96231b3b80d8