Fix a stray semi-colon. (Found by a pedantic warning)

llvm-svn: 212003
diff --git a/clang/lib/Driver/Tools.cpp b/clang/lib/Driver/Tools.cpp
index 2955489..3587bbb 100644
--- a/clang/lib/Driver/Tools.cpp
+++ b/clang/lib/Driver/Tools.cpp
@@ -4357,7 +4357,7 @@
   bool HaveDash = (I + 1 < EH.size() && EH[I + 1] == '-');
   I += HaveDash;
   return !HaveDash;
-};
+}
 
 struct EHFlags {
   EHFlags() : Synch(false), Asynch(false), NoExceptC(false) {}