r220313 - Removing unused variable (assigned into, but never read from); NFC.

[Aaron Ballman]

Author: aaronballman
Date: Tue Oct 21 14:37:56 2014
New Revision: 220313

URL: http://llvm.org/viewvc/llvm-project?rev=220313&view=rev
Log:
Removing unused variable (assigned into, but never read from); NFC.

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

Modified: cfe/trunk/lib/Driver/WindowsToolChain.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Driver/WindowsToolChain.cpp?rev=220313&r1=220312&r2=220313&view=diff
==============================================================================
--- cfe/trunk/lib/Driver/WindowsToolChain.cpp (original)
+++ cfe/trunk/lib/Driver/WindowsToolChain.cpp Tue Oct 21 14:37:56 2014
@@ -138,7 +138,6 @@ static bool getSystemRegistryString(cons
                            &hTopKey);
     if (lResult == ERROR_SUCCESS) {
       char keyName[256];
-      int bestIndex = -1;
       double bestValue = 0.0;
       DWORD index, size = sizeof(keyName) - 1;
       for (index = 0; RegEnumKeyEx(hTopKey, index, keyName, &size, NULL,
@@ -168,7 +167,6 @@ static bool getSystemRegistryString(cons
             lResult = RegQueryValueEx(hKey, valueName, NULL, &valueType,
               (LPBYTE)value, &valueSize);
             if (lResult == ERROR_SUCCESS) {
-              bestIndex = (int)index;
               bestValue = dvalue;
               returnValue = true;
             }