[libclang] Make c-index-test check CINDEXTEST_REMAP_AFTER_TRIAL environment variable,
which when set it determines the trial number after which the remapping of files should
take effect.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@139511 91177308-0d34-0410-b5e6-96231b3b80d8
1 file changed