[FileCheck] Fix --strict-whitespace --match-full-lines

Make sure FileCheck --strict-whitespace --match-full-lines translates
'CHECK: bla ' into pattern '^ bla $' instead of pattern '^bla$'.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@290069 91177308-0d34-0410-b5e6-96231b3b80d8
1 file changed