--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/gcc/testsuite/gcc.dg/c99-scope-2.c	Fri Oct 27 22:46:09 2017 +0900
@@ -0,0 +1,71 @@
+/* Test for new block scopes in C99.  Test for each new scope.  */
+/* Origin: Joseph Myers <jsm28@cam.ac.uk> */
+/* { dg-do run } */
+/* { dg-options "-std=iso9899:1999 -pedantic-errors" } */
+
+extern void abort (void);
+extern void exit (int);
+
+int
+main (void)
+{
+  struct foo { int i0; };
+  int a, b, c, d;
+  a = sizeof (struct foo);
+  if (b = sizeof (struct foo { int i0; int i1; }))
+    c = sizeof (struct foo { int i0; int i1; int i2; });
+  if (!(a <= b && b <= c))
+    abort ();
+  if ((b = sizeof (struct foo { int i0; int i1; })), 0)
+    c = sizeof (struct foo { int i0; int i1; int i2; });
+  else
+    d = sizeof (struct foo { int i0; int i1; int i2; int i3; });
+  if (!(a <= b && b <= d))
+    abort ();
+  switch (b = sizeof (struct foo { int i0; int i1; }))
+    default:
+      c = sizeof (struct foo { int i0; int i1; int i2; });
+  if (!(a <= b && b <= c))
+    abort ();
+  do
+    c = sizeof (struct foo { int i0; int i1; int i2; });
+  while ((b = sizeof (struct foo { int i0; int i1; })), 0);
+  if (!(a <= b && b <= c))
+    abort ();
+  d = 1;
+  while ((b = sizeof (struct foo { int i0; int i1; })), d)
+    (c = sizeof (struct foo { int i0; int i1; int i2; })), d--;
+  if (!(a <= b && b <= c))
+    abort ();
+  d = 1;
+  for ((b = sizeof (struct foo { int i0; int i1; })); d; d--)
+    c = sizeof (struct foo { int i0; int i1; int i2; });
+  if (!(a <= b && b <= c))
+    abort ();
+  d = 1;
+  for ((b = sizeof (struct foo { int i0; int i1; })); d; d--)
+    c = sizeof (struct foo);
+  if (!(a <= b && b == c))
+    abort ();
+  d = 1;
+  for (; (b = sizeof (struct foo { int i0; int i1; })), d; d--)
+    c = sizeof (struct foo { int i0; int i1; int i2; });
+  if (!(a <= b && b <= c))
+    abort ();
+  d = 1;
+  for (; (b = sizeof (struct foo { int i0; int i1; })), d; d--)
+    c = sizeof (struct foo);
+  if (!(a <= b && b == c))
+    abort ();
+  d = 1;
+  for (; d; (b = sizeof (struct foo { int i0; int i1; })), d--)
+    c = sizeof (struct foo { int i0; int i1; int i2; });
+  if (!(a <= b && b <= c))
+    abort ();
+  d = 1;
+  for (; d; (b = sizeof (struct foo { int i0; int i1; })), d--)
+    c = sizeof (struct foo);
+  if (!(a <= b && b == c))
+    abort ();
+  exit (0);
+}