Check in LLVM r95781.
diff --git a/test/Lexer/has_feature_exceptions.cpp b/test/Lexer/has_feature_exceptions.cpp
new file mode 100644
index 0000000..cfd1efb
--- /dev/null
+++ b/test/Lexer/has_feature_exceptions.cpp
@@ -0,0 +1,11 @@
+// RUN: %clang -E -fexceptions %s -o - | FileCheck --check-prefix=CHECK-EXCEPTIONS %s
+// RUN: %clang -E -fno-exceptions %s -o - | FileCheck --check-prefix=CHECK-NO-EXCEPTIONS %s
+
+#if __has_feature(cxx_exceptions)
+int foo();
+#else
+int bar();
+#endif
+
+// CHECK-EXCEPTIONS: foo
+// CHECK-NO-EXCEPTIONS: bar