Just do a diagIfAmbiguous -> warnIfAmbiguous rename.
treef042bdfabb4860c5fd42359fac12aed43cf25451
drwxr-xr-x - Driver
drwxr-xr-x - INPUTS
-rw-r--r-- 2744 LICENSE.TXT
-rw-r--r-- 197 Makefile
-rw-r--r-- 96 ModuleInfo.txt
-rw-r--r-- 6232 NOTES.txt
-rw-r--r-- 9047 README.txt
-rw-r--r-- 1076 TODO.txt
drwxr-xr-x - clang.xcodeproj
drwxr-xr-x - docs
drwxr-xr-x - include
drwxr-xr-x - lib
drwxr-xr-x - test
drwxr-xr-x - tools
drwxr-xr-x - utils
drwxr-xr-x - win32
drwxr-xr-x - www