SKIP: FAILED fn isNormal_b00ab1() { var res : vec2 = isNormal(vec2()); } struct tint_symbol { [[builtin(position)]] value : vec4; }; [[stage(vertex)]] fn vertex_main() -> tint_symbol { isNormal_b00ab1(); let tint_symbol_1 : tint_symbol = tint_symbol(vec4()); return tint_symbol_1; } [[stage(fragment)]] fn fragment_main() { isNormal_b00ab1(); } [[stage(compute)]] fn compute_main() { isNormal_b00ab1(); } Failed to generate: error: is_normal not supported in HLSL backend yet