diff --git a/loopy/kernel/data.py b/loopy/kernel/data.py
index 61be55ca88b105f2cf58e8aeace09e9c20f54857..ebadc72df30f6b9fe706d5c1f7d1606d03fdc41c 100644
--- a/loopy/kernel/data.py
+++ b/loopy/kernel/data.py
@@ -405,11 +405,10 @@ class TemporaryVariable(ArrayBase):
             base_indices = (0,) * len(shape)
 
         if (not read_only
-                and initializer is not None
-                and scope == temp_var_scope.GLOBAL):
+            and initializer is not None):
             raise LoopyError(
                     "temporary variable '%s': "
-                    "read-write global variables with initializer "
+                    "read-write variables with initializer "
                     "are not currently supported "
                     "(did you mean to set read_only=True?)"
                     % name)
diff --git a/loopy/target/c/__init__.py b/loopy/target/c/__init__.py
index be83ec90c4720f10876e1a5e47a43c429fc40aeb..e4835a3638b43619f9b93f45958382218b701642 100644
--- a/loopy/target/c/__init__.py
+++ b/loopy/target/c/__init__.py
@@ -429,6 +429,7 @@ class CASTBuilder(ASTBuilderBase):
                                 tv.scope)
 
                         if tv.initializer is not None:
+                            assert tv.read_only
                             decl = Initializer(decl, generate_array_literal(
                                 codegen_state, tv, tv.initializer))
 
diff --git a/loopy/transform/save.py b/loopy/transform/save.py
index 8706bc4da70b94ad678f07158e0a0f648fdd0030..bc8981281a94bde2685be2efa659b8db01b493bb 100644
--- a/loopy/transform/save.py
+++ b/loopy/transform/save.py
@@ -26,7 +26,7 @@ THE SOFTWARE.
 from loopy.diagnostic import LoopyError
 import loopy as lp
 
-from loopy.kernel.data import auto
+from loopy.kernel.data import auto, temp_var_scope
 from pytools import memoize_method, Record
 from loopy.schedule import (
             EnterLoop, LeaveLoop, RunInstruction,
@@ -217,7 +217,7 @@ class TemporarySaver(object):
         @memoize_method
         def as_variable(self):
             temporary = self.orig_temporary
-            from loopy.kernel.data import TemporaryVariable, temp_var_scope
+            from loopy.kernel.data import TemporaryVariable
             return TemporaryVariable(
                 name=self.name,
                 dtype=temporary.dtype,
@@ -245,11 +245,16 @@ class TemporarySaver(object):
     def auto_promote_temporary(self, temporary_name):
         temporary = self.kernel.temporary_variables[temporary_name]
 
-        from loopy.kernel.data import temp_var_scope
         if temporary.scope == temp_var_scope.GLOBAL:
             # Nothing to be done for global temporaries (I hope)
             return None
 
+        if temporary.initializer is not None:
+            # Temporaries with initializers do not need saving/reloading - the
+            # code generation takes care of emitting the initializers.
+            assert temporary.read_only
+            return None
+
         if temporary.base_storage is not None:
             raise ValueError(
                 "Cannot promote temporaries with base_storage to global")
diff --git a/loopy/version.py b/loopy/version.py
index f7d157f650304a83164e11763279d3c5eabbc4c0..7de2d687794358f182776b90752ceb81ee2675e4 100644
--- a/loopy/version.py
+++ b/loopy/version.py
@@ -32,4 +32,4 @@ except ImportError:
 else:
     _islpy_version = islpy.version.VERSION_TEXT
 
-DATA_MODEL_VERSION = "v49-islpy%s" % _islpy_version
+DATA_MODEL_VERSION = "v50-islpy%s" % _islpy_version
diff --git a/test/test_loopy.py b/test/test_loopy.py
index 4221feb792550a6c8b243f0f648dfff6d4654fac..79bf52237cbe2d69807aae99d199e59f8a60d922 100644
--- a/test/test_loopy.py
+++ b/test/test_loopy.py
@@ -1635,28 +1635,6 @@ def test_ilp_and_conditionals(ctx_factory):
 
     lp.auto_test_vs_ref(ref_knl, ctx, knl)
 
-def test_unr_and_conditionals(ctx_factory):
-    ctx = ctx_factory()
-
-    knl = lp.make_kernel('{[k]: 0<=k<n}}',
-         """
-         for k
-             <> Tcond[k] = T[k] < 0.5
-             if Tcond[k]
-                 cp[k] = 2 * T[k] + Tcond[k]
-             end
-         end
-         """)
-
-    knl = lp.fix_parameters(knl, n=200)
-    knl = lp.add_and_infer_dtypes(knl, {"T": np.float32})
-
-    ref_knl = knl
-
-    knl = lp.split_iname(knl, 'k', 2, inner_tag='unr')
-
-    lp.auto_test_vs_ref(ref_knl, ctx, knl)
-
 
 def test_unr_and_conditionals(ctx_factory):
     ctx = ctx_factory()
@@ -1717,6 +1695,7 @@ def test_temp_initializer(ctx_factory, src_order, tmp_order):
                     initializer=a,
                     shape=lp.auto,
                     scope=lp.temp_var_scope.PRIVATE,
+                    read_only=True,
                     order=tmp_order),
                 "..."
                 ])
@@ -1729,6 +1708,31 @@ def test_temp_initializer(ctx_factory, src_order, tmp_order):
     assert np.array_equal(a, a2)
 
 
+def test_const_temp_with_initializer_not_saved():
+    knl = lp.make_kernel(
+        "{[i]: 0<=i<10}",
+        """
+        ... gbarrier
+        out[i] = tmp[i]
+        """,
+        [
+            lp.TemporaryVariable("tmp",
+                initializer=np.arange(10),
+                shape=lp.auto,
+                scope=lp.temp_var_scope.PRIVATE,
+                read_only=True),
+            "..."
+            ],
+        seq_dependencies=True)
+
+    knl = lp.preprocess_kernel(knl)
+    knl = lp.get_one_scheduled_kernel(knl)
+    knl = lp.save_and_reload_temporaries(knl)
+
+    # This ensures no save slot was added.
+    assert len(knl.temporary_variables) == 1
+
+
 def test_header_extract():
     knl = lp.make_kernel('{[k]: 0<=k<n}}',
          """