SKIP: FAILED enable chromium_experimental_dp4a; fn dot4U8Packed_fbed7b() { var arg_0 = 1u; var arg_1 = 1u; var res : u32 = dot4U8Packed(arg_0, arg_1); } @vertex fn vertex_main() -> @builtin(position) vec4 { dot4U8Packed_fbed7b(); return vec4(); } @fragment fn fragment_main() { dot4U8Packed_fbed7b(); } @compute @workgroup_size(1) fn compute_main() { dot4U8Packed_fbed7b(); } Failed to generate: error: Unknown import method: dot4U8Packed