From c2c4040c1e52c2461864e56ce96f70806413b33c Mon Sep 17 00:00:00 2001
From: Andreas Kloeckner <inform@tiker.net>
Date: Mon, 21 Nov 2011 20:21:36 -0500
Subject: [PATCH] Test/fix building a Program from a binary.

---
 pyopencl/__init__.py |  3 +++
 test/test_wrapper.py | 18 ++++++++++++++++--
 2 files changed, 19 insertions(+), 2 deletions(-)

diff --git a/pyopencl/__init__.py b/pyopencl/__init__.py
index a22c5565..0c4f9b06 100644
--- a/pyopencl/__init__.py
+++ b/pyopencl/__init__.py
@@ -99,6 +99,9 @@ class Program(object):
         options = options + ["-I", _find_pyopencl_include_path()]
 
         if self._prg is not None:
+            if isinstance(options, list):
+                options = " ".join(options)
+
             self._prg._build(options, devices)
         else:
             from pyopencl.cache import create_built_program_from_source_cached
diff --git a/test/test_wrapper.py b/test/test_wrapper.py
index 156ac4cd..7dfca6ad 100644
--- a/test/test_wrapper.py
+++ b/test/test_wrapper.py
@@ -360,7 +360,6 @@ class TestCL:
     @pytools.test.mark_test.opencl
     def test_header_dep_handling(self, ctx_factory):
         context = ctx_factory()
-        queue = cl.CommandQueue(context)
 
         kernel_src = """
         #include <empty-header.h>
@@ -378,7 +377,6 @@ class TestCL:
     @pytools.test.mark_test.opencl
     def test_context_dep_memoize(self, ctx_factory):
         context = ctx_factory()
-        queue = cl.CommandQueue(context)
 
         from pyopencl.tools import context_dependent_memoize
 
@@ -393,6 +391,22 @@ class TestCL:
 
         assert counter[0] == 1
 
+    @pytools.test.mark_test.opencl
+    def test_can_build_binary(self, ctx_factory):
+        ctx = ctx_factory()
+        device, = ctx.devices
+
+        program = cl.Program(ctx, """
+        __kernel void simple(__global float *in, __global float *out)
+        {
+            out[get_global_id(0)] = in[get_global_id(0)];
+        }""")
+        program.build()
+        binary = program.get_info(cl.program_info.BINARIES)[0]
+
+        foo = cl.Program(ctx, [device], [binary])
+        foo.build()
+
 
 
 
-- 
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