--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/gcc/testsuite/c-c++-common/pr53633-2.c	Thu Feb 13 11:34:05 2020 +0900
@@ -0,0 +1,19 @@
+/* { dg-do compile } */
+/* { dg-require-effective-target naked_functions } */
+/* { dg-options "-O2 -Wall" } */
+/* Check that we do not get warnings about missing return statements
+   or bogus looking noreturn functions.  */
+static int __attribute__((naked))
+foo (void)
+{
+  __asm__ ("");
+}
+
+static int __attribute__((naked,noreturn))
+bar (void)
+{
+  __asm__ ("");
+}
+
+int foo_caller (void) { return foo (); }
+int bar_caller (void) { return bar (); }