clang-format: Fix unary operator recognition.

Before:
  int x = ~ * p;

After:
  int x = ~*p;

llvm-svn: 214070
diff --git a/clang/unittests/Format/FormatTest.cpp b/clang/unittests/Format/FormatTest.cpp
index 1fdbe4d..6711447 100644
--- a/clang/unittests/Format/FormatTest.cpp
+++ b/clang/unittests/Format/FormatTest.cpp
@@ -4766,6 +4766,7 @@
   verifyIndependentOfContext("typedef void (*f)(int *a);");
   verifyIndependentOfContext("int i{a * b};");
   verifyIndependentOfContext("aaa && aaa->f();");
+  verifyIndependentOfContext("int x = ~*p;");
 
   verifyIndependentOfContext("InvalidRegions[*R] = 0;");