opencl-headers: backport altivec fix

srcpkgs/opencl-headers/patches/altivec-vector.patch

@@ -0,0 +1,36 @@
+From 1da98fd0ced4cb50f859725d5a8dc5e2633f9343 Mon Sep 17 00:00:00 2001
+From: James Price <j.price@bristol.ac.uk>
+Date: Wed, 12 Dec 2018 19:59:32 +0000
+Subject: [PATCH] Use __vector instead of vector to fix altivec builds
+
+Patch taken from Debian khronos-opencl-headers package:
+https://sources.debian.org/patches/khronos-opencl-headers/1.2-svn26009-1/use__vector.patch/
+---
+ CL/cl_platform.h | 14 +++++++-------
+ 1 file changed, 7 insertions(+), 7 deletions(-)
+
+diff --git a/CL/cl_platform.h b/CL/cl_platform.h
+index 0c817dd..184db25 100644
+--- cl_platform.h
++++ cl_platform.h
+@@ -401,13 +401,13 @@ typedef unsigned int cl_GLenum;
+ /* Define basic vector types */
+ #if defined( __VEC__ )
+    #include <altivec.h>   /* may be omitted depending on compiler. AltiVec spec provides no way to detect whether the header is required. */
+-   typedef vector unsigned char     __cl_uchar16;
+-   typedef vector signed char       __cl_char16;
+-   typedef vector unsigned short    __cl_ushort8;
+-   typedef vector signed short      __cl_short8;
+-   typedef vector unsigned int      __cl_uint4;
+-   typedef vector signed int        __cl_int4;
+-   typedef vector float             __cl_float4;
++   typedef __vector unsigned char     __cl_uchar16;
++   typedef __vector signed char       __cl_char16;
++   typedef __vector unsigned short    __cl_ushort8;
++   typedef __vector signed short      __cl_short8;
++   typedef __vector unsigned int      __cl_uint4;
++   typedef __vector signed int        __cl_int4;
++   typedef __vector float             __cl_float4;
+    #define  __CL_UCHAR16__  1
+    #define  __CL_CHAR16__   1
+    #define  __CL_USHORT8__  1

srcpkgs/opencl-headers/template

@@ -4,7 +4,7 @@ _openclver=1.2
 _distver=20160105
 _githash=47be6196cb09f2718990f9537ac69fc5ec43aed5
 version="${_openclver}.${_distver}"
-revision=1
+revision=2
 archs=noarch
 wrksrc="OpenCL-Headers-${_githash}"
 short_desc="OpenCL (Open Computing Language) header files"