error[E0119]: conflicting implementations of trait `std::cmp::PartialEq` for type `Flags` --> $DIR/eq.rs:3:1 | 3 | / bitflags! { 4 | | #[derive(PartialEq, Eq)] | | --------- first implementation here 5 | | struct Flags: u32 { 6 | | const A = 0b00000001; 7 | | } 8 | | } | |_^ conflicting implementation for `Flags` | = note: this error originates in the derive macro `PartialEq` (in Nightly builds, run with -Z macro-backtrace for more info) error[E0119]: conflicting implementations of trait `std::cmp::Eq` for type `Flags` --> $DIR/eq.rs:3:1 | 3 | / bitflags! { 4 | | #[derive(PartialEq, Eq)] | | -- first implementation here 5 | | struct Flags: u32 { 6 | | const A = 0b00000001; 7 | | } 8 | | } | |_^ conflicting implementation for `Flags` | = note: this error originates in the derive macro `Eq` (in Nightly builds, run with -Z macro-backtrace for more info) error[E0119]: conflicting implementations of trait `std::marker::StructuralPartialEq` for type `Flags` --> $DIR/eq.rs:3:1 | 3 | / bitflags! { 4 | | #[derive(PartialEq, Eq)] | | --------- first implementation here 5 | | struct Flags: u32 { 6 | | const A = 0b00000001; 7 | | } 8 | | } | |_^ conflicting implementation for `Flags` | = note: this error originates in the derive macro `PartialEq` (in Nightly builds, run with -Z macro-backtrace for more info) error[E0119]: conflicting implementations of trait `std::marker::StructuralEq` for type `Flags` --> $DIR/eq.rs:3:1 | 3 | / bitflags! { 4 | | #[derive(PartialEq, Eq)] | | -- first implementation here 5 | | struct Flags: u32 { 6 | | const A = 0b00000001; 7 | | } 8 | | } | |_^ conflicting implementation for `Flags` | = note: this error originates in the derive macro `Eq` (in Nightly builds, run with -Z macro-backtrace for more info)