|  | #include <metal_stdlib> | 
|  |  | 
|  | using namespace metal; | 
|  |  | 
|  | template<typename T, size_t N> | 
|  | struct tint_array { | 
|  | const constant T& operator[](size_t i) const constant { return elements[i]; } | 
|  | device T& operator[](size_t i) device { return elements[i]; } | 
|  | const device T& operator[](size_t i) const device { return elements[i]; } | 
|  | thread T& operator[](size_t i) thread { return elements[i]; } | 
|  | const thread T& operator[](size_t i) const thread { return elements[i]; } | 
|  | threadgroup T& operator[](size_t i) threadgroup { return elements[i]; } | 
|  | const threadgroup T& operator[](size_t i) const threadgroup { return elements[i]; } | 
|  | T elements[N]; | 
|  | }; | 
|  |  | 
|  | #define TINT_ISOLATE_UB(VOLATILE_NAME) \ | 
|  | volatile bool VOLATILE_NAME = true; \ | 
|  | if (VOLATILE_NAME) | 
|  |  | 
|  | struct strided_arr { | 
|  | /* 0x0000 */ float el; | 
|  | /* 0x0004 */ tint_array<int8_t, 4> tint_pad; | 
|  | }; | 
|  |  | 
|  | struct strided_arr_1 { | 
|  | /* 0x0000 */ tint_array<tint_array<strided_arr, 2>, 3> el; | 
|  | /* 0x0030 */ tint_array<int8_t, 80> tint_pad_1; | 
|  | }; | 
|  |  | 
|  | struct S { | 
|  | /* 0x0000 */ tint_array<strided_arr_1, 4> a; | 
|  | }; | 
|  |  | 
|  | void assign_and_preserve_padding_4(device strided_arr* const dest, strided_arr value) { | 
|  | (*(dest)).el = value.el; | 
|  | } | 
|  |  | 
|  | void assign_and_preserve_padding_3(device tint_array<strided_arr, 2>* const dest, tint_array<strided_arr, 2> value) { | 
|  | TINT_ISOLATE_UB(tint_volatile_true) for(uint i = 0u; (i < 2u); i = (i + 1u)) { | 
|  | assign_and_preserve_padding_4(&((*(dest))[i]), value[i]); | 
|  | } | 
|  | } | 
|  |  | 
|  | void assign_and_preserve_padding_2(device tint_array<tint_array<strided_arr, 2>, 3>* const dest, tint_array<tint_array<strided_arr, 2>, 3> value) { | 
|  | TINT_ISOLATE_UB(tint_volatile_true_1) for(uint i = 0u; (i < 3u); i = (i + 1u)) { | 
|  | assign_and_preserve_padding_3(&((*(dest))[i]), value[i]); | 
|  | } | 
|  | } | 
|  |  | 
|  | void assign_and_preserve_padding_1(device strided_arr_1* const dest, strided_arr_1 value) { | 
|  | assign_and_preserve_padding_2(&((*(dest)).el), value.el); | 
|  | } | 
|  |  | 
|  | void assign_and_preserve_padding(device tint_array<strided_arr_1, 4>* const dest, tint_array<strided_arr_1, 4> value) { | 
|  | TINT_ISOLATE_UB(tint_volatile_true_2) for(uint i = 0u; (i < 4u); i = (i + 1u)) { | 
|  | assign_and_preserve_padding_1(&((*(dest))[i]), value[i]); | 
|  | } | 
|  | } | 
|  |  | 
|  | void f_1(device S* const tint_symbol_1) { | 
|  | tint_array<strided_arr_1, 4> const x_19 = (*(tint_symbol_1)).a; | 
|  | tint_array<tint_array<strided_arr, 2>, 3> const x_24 = (*(tint_symbol_1)).a[3].el; | 
|  | tint_array<strided_arr, 2> const x_28 = (*(tint_symbol_1)).a[3].el[2]; | 
|  | float const x_32 = (*(tint_symbol_1)).a[3].el[2][1].el; | 
|  | tint_array<strided_arr_1, 4> const tint_symbol = tint_array<strided_arr_1, 4>{}; | 
|  | assign_and_preserve_padding(&((*(tint_symbol_1)).a), tint_symbol); | 
|  | (*(tint_symbol_1)).a[3].el[2][1].el = 5.0f; | 
|  | return; | 
|  | } | 
|  |  | 
|  | kernel void f(device S* tint_symbol_2 [[buffer(0)]]) { | 
|  | f_1(tint_symbol_2); | 
|  | return; | 
|  | } | 
|  |  |