SKIP: FAILED fn frexp_19ab15() { var arg_1 : vec4; var res : vec4 = frexp(vec4(), &(arg_1)); } struct tint_symbol { [[builtin(position)]] value : vec4; }; [[stage(vertex)]] fn vertex_main() -> tint_symbol { frexp_19ab15(); let tint_symbol_1 : tint_symbol = tint_symbol(vec4()); return tint_symbol_1; } [[stage(fragment)]] fn fragment_main() { frexp_19ab15(); } [[stage(compute)]] fn compute_main() { frexp_19ab15(); } Failed to generate: error: Unknown builtin method: frexp