RISC-V: Add test case for bug PR112813

The bugzilla 112813 has been fixed recently, add below test
case for the bug.

	PR target/112813

gcc/testsuite/ChangeLog:

	* gcc.target/riscv/rvv/vsetvl/pr112813-1.c: New test.

Signed-off-by: Pan Li <pan2.li@intel.com>

gcc/testsuite/gcc.target/riscv/rvv/vsetvl/pr112813-1.c

@@ -0,0 +1,32 @@
+/* Test that we do not have ice when compile */
+/* { dg-do compile } */
+/* { dg-options "-march=rv32gcv_zvl256b -mabi=ilp32d -O3" } */
+
+int a, c, d, f, j;
+int b[7];
+long e;
+char *g;
+int *h;
+long long *i;
+
+void k() {
+  int l[][1] = {{}, {1}, {1}};
+  int *m = &d, *n = &l[0][0];
+
+  for (; e;)
+    {
+      f = 3;
+
+      for (; f >= 0; f--)
+	{
+	  *m &= b[f] >= 0;
+	  j = a >= 2 ? 0 : 1 >> a;
+	  *i |= j;
+        }
+
+	for (; c;)
+	  *g = 0;
+     }
+
+  h = n;
+}