Fix a stupid bug when parsing TargetData strings.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@28373 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/TargetData.cpp b/lib/Target/TargetData.cpp
index f7c0d78..ad13b1e 100644
--- a/lib/Target/TargetData.cpp
+++ b/lib/Target/TargetData.cpp
@@ -139,7 +139,9 @@
   while (temp.length() > 0) {
     std::string token = getToken(temp, "-");
     
-    switch(token[0]) {
+    char signal = getToken(token, ":")[0];
+    
+    switch(signal) {
     case 'E':
       LittleEndian = false;
       break;