void-packages/srcpkgs/opencv/patches/undef-altivec-macros-cpp.patch

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Diff

This is necessary because otherwise conflicts are introduced in C++ code that
includes this. The header itself does not rely on the macros. The issue is not
visible on little endian because they undef the macros somewhere else.
--- 3rdparty/include/opencl/1.2/CL/cl_platform.h
+++ 3rdparty/include/opencl/1.2/CL/cl_platform.h
@@ -332,6 +332,9 @@ 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. */
+ #undef vector
+ #undef pixel
+ #undef bool
typedef __vector unsigned char __cl_uchar16;
typedef __vector signed char __cl_char16;
typedef __vector unsigned short __cl_ushort8;