/usr/include/clc/geometric/cross.h is in libclc-dev 0.2.0+git20150813-2.
This file is owned by root:root, with mode 0o644.
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1 2 3 4 5 6 7 | _CLC_OVERLOAD _CLC_DECL float3 cross(float3 p0, float3 p1);
_CLC_OVERLOAD _CLC_DECL float4 cross(float4 p0, float4 p1);
#ifdef cl_khr_fp64
_CLC_OVERLOAD _CLC_DECL double3 cross(double3 p0, double3 p1);
_CLC_OVERLOAD _CLC_DECL double4 cross(double4 p0, double4 p1);
#endif
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