Add a test for JIT temporaries.

diff --git a/mono/mini/gc-test.cs b/mono/mini/gc-test.cs
index 84ccc5bd1b92e21811e1c9ee761d49d473086417..0e3130cc234f29564a671d66d8fdb0f003a1f9ed 100644 (file)
--- a/mono/mini/gc-test.cs
+++ b/mono/mini/gc-test.cs
@@ -451,4 +451,31 @@ class Tests {
                o.GetHashCode ();
                return 0;
        }
+
+       [MethodImplAttribute (MethodImplOptions.NoInlining)]
+       static object alloc_string () {
+               return "A";
+       }
+
+       [MethodImplAttribute (MethodImplOptions.NoInlining)]
+       static object alloc_obj_and_gc () {
+               GC.Collect (1);
+               return new object ();
+       }
+
+       [MethodImplAttribute (MethodImplOptions.NoInlining)]
+       static void liveness_9_call1 (object o1, object o2, object o3) {
+               o1.GetHashCode ();
+               o2.GetHashCode ();
+               o3.GetHashCode ();
+       }
+
+       // Liveness + JIT temporaries
+       public static int test_0_liveness_9 () {
+               // the result of alloc_obj () goes into a vreg, which gets converted to the
+               // JIT temporary because of the branching introduced by the cast
+               // FIXME: This doesn't crash if MONO_TYPE_I is not treated as a GC ref
+               liveness_9_call1 (alloc_obj (), (string)alloc_string (), alloc_obj_and_gc ());
+               return 0;
+       }
 }
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