--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/clang/test/SemaCXX/writable-strings-deprecated.cpp	Thu Feb 13 15:10:13 2020 +0900
@@ -0,0 +1,35 @@
+// RUN: %clang_cc1 -fsyntax-only -verify %s -DWARNING
+// RUN: %clang_cc1 -fsyntax-only -std=c++98 -verify %s -DWARNING
+// RUN: %clang_cc1 -fsyntax-only -std=c++98 -Wno-deprecated-writable-strings -verify %s
+// RUN: %clang_cc1 -fsyntax-only -std=c++98 -Wno-deprecated -Wdeprecated-increment-bool -verify %s
+// RUN: %clang_cc1 -fsyntax-only -std=c++98 -fwritable-strings -verify %s
+// RUN: %clang_cc1 -fsyntax-only -std=c++98 -Wno-write-strings -verify %s
+// RUN: %clang_cc1 -fsyntax-only -std=c++98 -Werror=c++11-compat -verify %s -DERROR
+// RUN: %clang_cc1 -fsyntax-only -std=c++98 -Werror=deprecated -Wno-error=deprecated-increment-bool -verify %s -DERROR
+// RUN: %clang_cc1 -fsyntax-only -std=c++11 -verify %s -DWARNING
+// RUN: %clang_cc1 -fsyntax-only -std=c++11 -verify %s -Wno-deprecated -Wdeprecated-increment-bool -DWARNING
+// RUN: %clang_cc1 -fsyntax-only -std=c++11 -verify %s -pedantic-errors -DERROR
+// rdar://8827606
+
+char *fun(void)
+{
+   return "foo";
+#if defined(ERROR)
+#if __cplusplus >= 201103L
+   // expected-error@-3 {{ISO C++11 does not allow conversion from string literal to 'char *'}}
+#else
+   // expected-error@-5 {{conversion from string literal to 'char *' is deprecated}}
+#endif
+#elif defined(WARNING)
+#if __cplusplus >= 201103L
+   // expected-warning@-9 {{ISO C++11 does not allow conversion from string literal to 'char *'}}
+#else
+   // expected-warning@-11 {{conversion from string literal to 'char *' is deprecated}}
+#endif
+#endif
+}
+
+void test(bool b)
+{
+  ++b; // expected-warning {{incrementing expression of type bool is deprecated}}
+}