Keep clang.exe around if we won't be replacing it with an unprefixed wrapper

install-wrappers.sh

@@ -70,7 +70,9 @@ if [ -n "$EXEEXT" ]; then
     if [ ! -L clang$EXEEXT ]; then
         mv clang$EXEEXT clang-$CLANG_MAJOR$EXEEXT
     fi
-    if [ -n "$HOST" ]; then
+    if [ -z "$HOST" ]; then
+        HOST=$(./clang-$CLANG_MAJOR -dumpmachine | sed 's/-.*//')-w64-mingw32
+    fi
     for exec in clang clang++ gcc g++ cc c99 c11 c++ ar ranlib nm strings widl windres; do
         ln -sf $HOST-$exec$EXEEXT $exec$EXEEXT
     done
@@ -78,4 +80,3 @@ if [ -n "$EXEEXT" ]; then
         ln -sf $HOST-$exec $exec
     done
 fi
-fi