SKIP: FAILED fn isNormal_c286b7() { var res : vec3 = isNormal(vec3()); } struct tint_symbol { [[builtin(position)]] value : vec4; }; [[stage(vertex)]] fn vertex_main() -> tint_symbol { isNormal_c286b7(); let tint_symbol_1 : tint_symbol = tint_symbol(vec4()); return tint_symbol_1; } [[stage(fragment)]] fn fragment_main() { isNormal_c286b7(); } [[stage(compute)]] fn compute_main() { isNormal_c286b7(); } Failed to generate: error: is_normal not supported in HLSL backend yet