From 1838adb7e3bdfcdfd3c8a9d6bd8b866e6e2b5f59 Mon Sep 17 00:00:00 2001
From: Andreas Kloeckner <inform@tiker.net>
Date: Thu, 18 Jan 2018 14:58:00 -0600
Subject: [PATCH] Make PyOpenCL-target warning on missing device more
actionable
---
loopy/target/pyopencl.py | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/loopy/target/pyopencl.py b/loopy/target/pyopencl.py
index f24b115fd..9955705a2 100644
--- a/loopy/target/pyopencl.py
+++ b/loopy/target/pyopencl.py
@@ -441,7 +441,9 @@ def generate_value_arg_setup(kernel, devices, implemented_data_info):
warn("{knl_name}: device not supplied to PyOpenCLTarget--"
"workarounds for broken OpenCL implementations "
"(such as those relating to complex numbers) "
- "may not be enabled when needed"
+ "may not be enabled when needed. To avoid this, "
+ "pass target=lp.PyOpenCLTarget(dev) when creating "
+ "the kernel."
.format(knl_name=kernel.name))
if any(count_bug_per_dev):
--
GitLab