--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/gcc/testsuite/gcc.dg/noreorder.c	Fri Oct 27 22:46:09 2017 +0900
@@ -0,0 +1,38 @@
+/* { dg-do compile } */
+/* { dg-options "-O2" } */
+
+/* The function order in this file is opposite from what the cgraph
+   topological sort would output. So we can check the order is preserved. */
+
+extern void f2(int);
+static int func2(void);
+
+#ifndef NOREORDER
+#define NOREORDER __attribute__((no_reorder))
+#endif
+
+asm("firstasm");
+
+NOREORDER __attribute__((noinline)) int bozo(void)
+{
+  f2(3);
+  func2();
+}
+
+asm("jukjuk");
+
+NOREORDER __attribute__((noinline)) static int func1(void)
+{
+  f2(1);
+}
+
+asm("barbar");
+
+NOREORDER __attribute__((noinline)) static int func2(void)
+{
+  func1();
+}
+
+asm("lastasm");
+
+/* { dg-final { scan-assembler "firstasm.*bozo.*jukjuk.*func1.*barbar.*func2.*lastasm" } } */