From: dirk <dirk@git.imagemagick.org>
Date: Sun, 19 Jun 2016 10:36:11 +0000 (+0200)
Subject: Fixed calculation of the device_signature.
X-Git-Tag: 7.0.2-1~9
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=33f78c858bab404ea6957f350ae2b262e5aa685a;p=imagemagick

Fixed calculation of the device_signature.
---

diff --git a/MagickCore/opencl.c b/MagickCore/opencl.c
index ca92c771b..a740f19cd 100644
--- a/MagickCore/opencl.c
+++ b/MagickCore/opencl.c
@@ -2075,7 +2075,7 @@ static MagickBooleanType HasOpenCLDevices(MagickCLEnv clEnv,
       continue;
     }
     device_signature=signature;
-    device_signature=StringSignature(device->platform_name);
+    device_signature^=StringSignature(device->platform_name);
     status=CompileOpenCLKernel(device,accelerateKernelsBuffer,options,
       device_signature,exception);
     UnlockSemaphoreInfo(device->lock);