#version 310 es layout(local_size_x = 1, local_size_y = 1, local_size_z = 1) in; void unused_entry_point() { return; } struct S { ivec4 a; }; layout(binding = 0, std430) buffer v_block_ssbo { S inner; } v; ivec4 tint_mod(ivec4 lhs, ivec4 rhs) { ivec4 rhs_or_one = mix(rhs, ivec4(1), bvec4(uvec4(equal(rhs, ivec4(0))) | uvec4(bvec4(uvec4(equal(lhs, ivec4(-2147483648))) & uvec4(equal(rhs, ivec4(-1))))))); if (any(notEqual((uvec4((lhs | rhs_or_one)) & uvec4(2147483648u)), uvec4(0u)))) { return (lhs - ((lhs / rhs_or_one) * rhs_or_one)); } else { return (lhs % rhs_or_one); } } void foo() { v.inner.a = tint_mod(v.inner.a, ivec4(2)); }