r214668 - Driver: Simplify a use of the path API

[Justin Bogner]

Author: bogner
Date: Sun Aug  3 16:46:33 2014
New Revision: 214668

URL: http://llvm.org/viewvc/llvm-project?rev=214668&view=rev
Log:
Driver: Simplify a use of the path API

It's a bit more obvious what's going on if we use path::filename
rather than decrementing an iterator here.

Modified:
    cfe/trunk/lib/Driver/Multilib.cpp

Modified: cfe/trunk/lib/Driver/Multilib.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Driver/Multilib.cpp?rev=214668&r1=214667&r2=214668&view=diff
==============================================================================
--- cfe/trunk/lib/Driver/Multilib.cpp (original)
+++ cfe/trunk/lib/Driver/Multilib.cpp Sun Aug  3 16:46:33 2014
@@ -37,7 +37,7 @@ static void normalizePathSegment(std::st
 
   // Prune trailing "/" or "./"
   while (1) {
-    StringRef last = *--path::end(seg);
+    StringRef last = path::filename(seg);
     if (last != ".")
       break;
     seg = path::parent_path(seg);