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The follwing kernel doesn't compile with Clang (current upstream):
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<div>__kernel void test()</div>
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<div> int i = get_global_linear_id();</div>
<div>}</div>
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<div>clang -emit-llvm -target amdgcn-amd-amdhsa -mcpu=gfx908 -Xclang -finclude-default-header -c test.cl -o test_amd.bc</div>
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<div>test.cl:3:11: error: implicit declaration of function 'get_global_linear_id' is invalid in OpenCL</div>
<div> int i = get_global_linear_id();</div>
<div> ^</div>
<div>1 error generated.</div>
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<div>Per Khronos OpenCL 2.0 specification this function is part of the standard.</div>
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<div>What am I missing here?</div>
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<span>Frank</span>
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