2000-10-23  Jakub Jelinek  <jakub@redhat.com>

	* gcc.dg/20001023-1.c: New test.

--- gcc/testsuite/gcc.dg/20001023-1.c.jj	Mon Oct 23 15:16:41 2000
+++ gcc/testsuite/gcc.dg/20001023-1.c	Mon Oct 23 15:16:50 2000
@@ -0,0 +1,59 @@
+/* { dg-do run } */
+/* { dg-options "-O2 -fomit-frame-pointer" } */
+
+unsigned char a[256], b[256], c[256], d[256];
+
+void foo(unsigned char *x, int y, unsigned char *z)
+{
+}
+
+void bar(int x, ...)
+{
+}
+
+void baz(int y)
+{
+  if (y != 0x10)
+    abort();
+}
+
+void test(int x, unsigned char *y)
+{
+  unsigned char g,h,j, k[5],l[5], m[30];
+  int i;
+
+  bar(x, y[0], y[1], y[2], y[3], y[4], y[5], y[6], y[7], y[8], y[9]);
+  for (i = 5; --i >= 0; )
+    k[i] = y[5 + i] ^ a[i] ^ c[i];
+
+  foo(&m[29], sizeof m, k);
+  g = d[x] ^ c[x];
+  bar(x, d[x], x, c[x]);
+  baz(g);
+  for (i = 5, h = 0; --i >= 0; h = y[i])
+    {
+      j = m[25 + i] ^ y[i];
+      j = b[j] ^ g;
+      k[i] = c[j] ^ h;
+    }
+  for (i = 5, h = 0; --i >= 0; h = k[i])
+    {
+      j = m[20 + i] ^ k[i];
+      j = b[j] ^ g;
+      l[i] = c[j] ^ h;
+    }
+  for (i = 5, h = 0; --i >= 0; h = l[i]) {
+    j = m[15 + i] ^ l[i];
+    j = b[j] ^ g;
+    j = c[j] ^ h;
+    k[i] = a[j] ^ c[j];
+  }
+}
+
+int main()
+{
+  c[4] = 0xdc;
+  d[4] = 0xcc;
+  test(4, a);
+  exit(0);
+}