program_source:5:16: error: no matching function for call to 'modf'
float4 res = modf(float4(), *(&(*(tint_symbol_1))));
^~~~
/System/Library/PrivateFrameworks/GPUCompiler.framework/Versions/31001/Libraries/lib/clang/31001.189/include/metal/metal_math:5342:19: note: candidate function not viable: address space mismatch in 2nd argument ('threadgroup float4' (vector of 4 'float' values)), parameter type must be 'metal::float4 &' (aka 'float4 &')
/System/Library/PrivateFrameworks/GPUCompiler.framework/Versions/31001/Libraries/lib/clang/31001.189/include/metal/metal_math:3142:17: note: candidate function not viable: no known conversion from 'float4' (vector of 4 'float' values) to 'half' for 1st argument
METAL_FUNC half modf(half x, thread half &intval)
^
/System/Library/PrivateFrameworks/GPUCompiler.framework/Versions/31001/Libraries/lib/clang/31001.189/include/metal/metal_math:3386:18: note: candidate function not viable: no known conversion from 'float4' (vector of 4 'float' values) to 'metal::half2' (aka 'half2') for 1st argument
/System/Library/PrivateFrameworks/GPUCompiler.framework/Versions/31001/Libraries/lib/clang/31001.189/include/metal/metal_math:3630:18: note: candidate function not viable: no known conversion from 'float4' (vector of 4 'float' values) to 'metal::half3' (aka 'half3') for 1st argument
/System/Library/PrivateFrameworks/GPUCompiler.framework/Versions/31001/Libraries/lib/clang/31001.189/include/metal/metal_math:3874:18: note: candidate function not viable: no known conversion from 'float4' (vector of 4 'float' values) to 'metal::half4' (aka 'half4') for 1st argument
/System/Library/PrivateFrameworks/GPUCompiler.framework/Versions/31001/Libraries/lib/clang/31001.189/include/metal/metal_math:4610:18: note: candidate function not viable: no known conversion from 'float4' (vector of 4 'float' values) to 'float' for 1st argument
/System/Library/PrivateFrameworks/GPUCompiler.framework/Versions/31001/Libraries/lib/clang/31001.189/include/metal/metal_math:4854:19: note: candidate function not viable: no known conversion from 'float4' (vector of 4 'float' values) to 'metal::float2' (aka 'float2') for 1st argument
/System/Library/PrivateFrameworks/GPUCompiler.framework/Versions/31001/Libraries/lib/clang/31001.189/include/metal/metal_math:5098:19: note: candidate function not viable: no known conversion from 'float4' (vector of 4 'float' values) to 'metal::float3' (aka 'float3') for 1st argument