clang-format: Fix */& detection for lambdas in macros.

Before:
  #define MACRO() [](A * a) { return 1; }

After:
  #define MACRO() [](A *a) { return 1; }

llvm-svn: 237109
diff --git a/clang/unittests/Format/FormatTest.cpp b/clang/unittests/Format/FormatTest.cpp
index e6dee38..4072fef 100644
--- a/clang/unittests/Format/FormatTest.cpp
+++ b/clang/unittests/Format/FormatTest.cpp
@@ -5473,6 +5473,7 @@
   verifyFormat("auto PointerBinding = [](const char *S) {};");
   verifyFormat("typedef typeof(int(int, int)) *MyFunc;");
   verifyFormat("[](const decltype(*a) &value) {}");
+  verifyFormat("#define MACRO() [](A *a) { return 1; }");
   verifyIndependentOfContext("typedef void (*f)(int *a);");
   verifyIndependentOfContext("int i{a * b};");
   verifyIndependentOfContext("aaa && aaa->f();");