Add a test for r158229 (overlapping fixits). This was PR10696!

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@158238 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/FixIt/messages.cpp b/test/FixIt/messages.cpp
new file mode 100644
index 0000000..b939144
--- /dev/null
+++ b/test/FixIt/messages.cpp
@@ -0,0 +1,13 @@
+// RUN: %clang_cc1 -fsyntax-only -std=c++11 2>&1 %s | FileCheck -strict-whitespace %s
+
+struct A {
+  unsigned int a;
+};
+
+// PR10696
+void testOverlappingInsertions(int b) {
+  A var = { b };
+  // CHECK:  A var = { b };
+  // CHECK:            ^
+  // CHECK:            static_cast<unsigned int>( )
+}