New test.

From-SVN: r46637

gcc/testsuite/gcc.dg/20011029-2.c

@@ -0,0 +1,23 @@
+/* { dg-do compile { target i?86-*-* } } */
+/* { dg-options "-O2" } */
+
+int foo (int s)
+{
+  for (;;)
+    {
+      int a[32];
+      int y, z;
+      __asm__ __volatile__ ("" : "=c" (y), "=D" (z)
+			    : "a" (0), "0" (32), "1" (a) : "memory");
+      if (({ register char r;
+	     __asm__ __volatile__ ("" : "=q" (r)
+				   : "r" (s % 32), "m" (a[s / 32])
+				   : "cc"); r; }))
+        continue;
+      else if (({ register char r;
+		  __asm__ __volatile__ ("" : "=q" (r)
+					: "r" (0), "m" (a)
+					: "cc"); r; }))
+        continue;
+    }
+}