Method ctx_eq

cranelift/codegen/src/egraph/mod.rs:1107–1113

(
        &self,
        (a_ty, a_inst): &(Type, InstructionData),
        (b_ty, b_inst): &(Type, InstructionData),
    )

impl<'a> CtxEq<(Type, InstructionData), (Type, InstructionData)> for GVNContext<'a> {
    fn ctx_eq(
        &self,
        (a_ty, a_inst): &(Type, InstructionData),
        (b_ty, b_inst): &(Type, InstructionData),
    ) -> bool {
        a_ty == b_ty && a_inst.eq(b_inst, self.value_lists)
    }
}

impl<'a> CtxHash<(Type, InstructionData)> for GVNContext<'a> {