Places where custom discriminants are (possibly) used

gistfile1.txt

./librand/distributions/gamma.rs:enum ChiSquaredRepr {
    // k == 1, Gamma(alpha, ..) is particularly slow for alpha < 1,
    // e.g. when alpha = 1/2 as it would be for this case, so special-
    // casing and using the definition of N(0,1)^2 is faster.
    DoFExactlyOne,
    DoFAnythingElse(Gamma),
}
./librustc/lib/llvm.rs:pub enum CallConv {
    CCallConv = 0,
    FastCallConv = 8,
    ColdCallConv = 9,
    X86StdcallCallConv = 64,
    X86FastcallCallConv = 65,
    X86_64_Win64 = 79,
}
./librustc/lib/llvm.rs:pub enum Visibility {
    LLVMDefaultVisibility = 0,
    HiddenVisibility = 1,
    ProtectedVisibility = 2,
}
./librustc/lib/llvm.rs:pub enum Linkage {
    ExternalLinkage = 0,
    AvailableExternallyLinkage = 1,
    LinkOnceAnyLinkage = 2,
    LinkOnceODRLinkage = 3,
    WeakAnyLinkage = 5,
    WeakODRLinkage = 6,
    AppendingLinkage = 7,
    InternalLinkage = 8,
    PrivateLinkage = 9,
    ExternalWeakLinkage = 12,
    CommonLinkage = 14,
}
./librustc/lib/llvm.rs:pub enum Attribute {
    ZExtAttribute = 1 << 0,
    SExtAttribute = 1 << 1,
    NoReturnAttribute = 1 << 2,
    InRegAttribute = 1 << 3,
    StructRetAttribute = 1 << 4,
    NoUnwindAttribute = 1 << 5,
    NoAliasAttribute = 1 << 6,
    ByValAttribute = 1 << 7,
    NestAttribute = 1 << 8,
    ReadNoneAttribute = 1 << 9,
    ReadOnlyAttribute = 1 << 10,
    NoInlineAttribute = 1 << 11,
    AlwaysInlineAttribute = 1 << 12,
    OptimizeForSizeAttribute = 1 << 13,
    StackProtectAttribute = 1 << 14,
    StackProtectReqAttribute = 1 << 15,
    AlignmentAttribute = 31 << 16,
    NoCaptureAttribute = 1 << 21,
    NoRedZoneAttribute = 1 << 22,
    NoImplicitFloatAttribute = 1 << 23,
    NakedAttribute = 1 << 24,
    InlineHintAttribute = 1 << 25,
    StackAttribute = 7 << 26,
    ReturnsTwiceAttribute = 1 << 29,
    UWTableAttribute = 1 << 30,
    NonLazyBindAttribute = 1 << 31,
}
./librustc/lib/llvm.rs:pub enum IntPredicate {
    IntEQ = 32,
    IntNE = 33,
    IntUGT = 34,
    IntUGE = 35,
    IntULT = 36,
    IntULE = 37,
    IntSGT = 38,
    IntSGE = 39,
    IntSLT = 40,
    IntSLE = 41,
}
./librustc/lib/llvm.rs:pub enum RealPredicate {
    RealPredicateFalse = 0,
    RealOEQ = 1,
    RealOGT = 2,
    RealOGE = 3,
    RealOLT = 4,
    RealOLE = 5,
    RealONE = 6,
    RealORD = 7,
    RealUNO = 8,
    RealUEQ = 9,
    RealUGT = 10,
    RealUGE = 11,
    RealULT = 12,
    RealULE = 13,
    RealUNE = 14,
    RealPredicateTrue = 15,
}
./librustc/lib/llvm.rs:pub enum TypeKind {
    Void      = 0,
    Half      = 1,
    Float     = 2,
    Double    = 3,
    X86_FP80  = 4,
    FP128     = 5,
    PPC_FP128 = 6,
    Label     = 7,
    Integer   = 8,
    Function  = 9,
    Struct    = 10,
    Array     = 11,
    Pointer   = 12,
    Vector    = 13,
    Metadata  = 14,
    X86_MMX   = 15,
}
./librustc/lib/llvm.rs:pub enum AtomicBinOp {
    Xchg = 0,
    Add  = 1,
    Sub  = 2,
    And  = 3,
    Nand = 4,
    Or   = 5,
    Xor  = 6,
    Max  = 7,
    Min  = 8,
    UMax = 9,
    UMin = 10,
}
./librustc/lib/llvm.rs:pub enum AtomicOrdering {
    NotAtomic = 0,
    Unordered = 1,
    Monotonic = 2,
    // Consume = 3,  // Not specified yet.
    Acquire = 4,
    Release = 5,
    AcquireRelease = 6,
    SequentiallyConsistent = 7
}
./librustc/lib/llvm.rs:pub enum FileType {
    AssemblyFile = 0,
    ObjectFile = 1
}
./librustc/lib/llvm.rs:pub enum Metadata {
    MD_dbg = 0,
    MD_tbaa = 1,
    MD_prof = 2,
    MD_fpmath = 3,
    MD_range = 4,
    MD_tbaa_struct = 5
}
./librustc/lib/llvm.rs:pub enum AsmDialect {
    AD_ATT   = 0,
    AD_Intel = 1
}
./librustc/lib/llvm.rs:pub enum CodeGenOptLevel {
    CodeGenLevelNone = 0,
    CodeGenLevelLess = 1,
    CodeGenLevelDefault = 2,
    CodeGenLevelAggressive = 3,
}
./librustc/lib/llvm.rs:pub enum RelocMode {
    RelocDefault = 0,
    RelocStatic = 1,
    RelocPIC = 2,
    RelocDynamicNoPic = 3,
}
./librustc/lib/llvm.rs:pub enum CodeGenModel {
    CodeModelDefault = 0,
    CodeModelJITDefault = 1,
    CodeModelSmall = 2,
    CodeModelKernel = 3,
    CodeModelMedium = 4,
    CodeModelLarge = 5,
}
./librustc/lib/llvm.rs:    pub enum DIDescriptorFlags {
      FlagPrivate            = 1 << 0,
      FlagProtected          = 1 << 1,
      FlagFwdDecl            = 1 << 2,
      FlagAppleBlock         = 1 << 3,
      FlagBlockByrefStruct   = 1 << 4,
      FlagVirtual            = 1 << 5,
      FlagArtificial         = 1 << 6,
      FlagExplicit           = 1 << 7,
      FlagPrototyped         = 1 << 8,
      FlagObjcClassComplete  = 1 << 9,
      FlagObjectPointer      = 1 << 10,
      FlagVector             = 1 << 11,
      FlagStaticMember       = 1 << 12
    }
./librustc/metadata/common.rs:pub enum astencode_tag { // Reserves 0x40 -- 0x5f
    tag_ast = 0x40,

    tag_tree = 0x41,

    tag_id_range = 0x42,

    tag_table = 0x43,
    tag_table_id = 0x44,
    tag_table_val = 0x45,
    tag_table_def = 0x46,
    tag_table_node_type = 0x47,
    tag_table_node_type_subst = 0x48,
    tag_table_freevars = 0x49,
    tag_table_tcache = 0x4a,
    tag_table_param_defs = 0x4b,
    tag_table_mutbl = 0x4c,
    tag_table_last_use = 0x4d,
    tag_table_spill = 0x4e,
    tag_table_method_map = 0x4f,
    tag_table_vtable_map = 0x50,
    tag_table_adjustments = 0x51,
    tag_table_moves_map = 0x52,
    tag_table_capture_map = 0x53
}
./librustc/metadata/tydecode.rs:pub enum DefIdSource {
    // Identifies a struct, trait, enum, etc.
    NominalType,

    // Identifies a type alias (`type X = ...`).
    TypeWithId,

    // Identifies a type parameter (`fn foo<X>() { ... }`).
./librustc/middle/expr_use_visitor.rs:pub enum MutateMode {
    JustWrite,    // x = y
    WriteAndRead, // x += y
}
./librustc/middle/resolve_lifetime.rs:enum ScopeChain<'a> {
    /// EarlyScope(i, ['a, 'b, ...], s) extends s with early-bound
    /// lifetimes, assigning indexes 'a => i, 'b => i+1, ... etc.
    EarlyScope(uint, &'a Vec<ast::Lifetime>, Scope<'a>),
    /// LateScope(binder_id, ['a, 'b, ...], s) extends s with late-bound
    /// lifetimes introduced by the declaration binder_id.
    LateScope(ast::NodeId, &'a Vec<ast::Lifetime>, Scope<'a>),
    /// lifetimes introduced by items within a code block are scoped
    /// to that block.
    BlockScope(ast::NodeId, Scope<'a>),
    RootScope
}
./librustc/middle/ty.rs:pub enum Variance {
    Covariant,      // T<A> <: T<B> iff A <: B -- e.g., function return type
    Invariant,      // T<A> <: T<B> iff B == A -- e.g., type of mutable cell
    Contravariant,  // T<A> <: T<B> iff B <: A -- e.g., function param type
    Bivariant,      // T<A> <: T<B>            -- e.g., unused type parameter
}
./librustc/middle/ty.rs:pub enum tbox_flag {
    has_params = 1,
    has_self = 2,
    needs_infer = 4,
    has_regions = 8,
    has_ty_err = 16,
    has_ty_bot = 32,

    // a meta-pub flag: subst may be required if the type has parameters, a self
    // type, or references bound regions
    needs_subst = 1 | 2 | 8
}
./librustc/middle/ty.rs:pub enum BorrowKind {
    /// Data must be immutable and is aliasable.
    ImmBorrow,

    /// Data must be immutable but not aliasable.  This kind of borrow
    /// cannot currently be expressed by the user and is used only in
    /// implicit closure bindings. It is needed when you the closure
    /// is borrowing or mutating a mutable referent, e.g.:
    ///
    ///    let x: &mut int = ...;
    ///    let y = || *x += 5;
    ///
    /// If we were to try to translate this closure into a more explicit
    /// form, we'd encounter an error with the code as written:
    ///
    ///    struct Env { x: & &mut int }
./librustc/middle/typeck/infer/mod.rs:pub enum SubregionOrigin {
    // Arose from a subtyping relation
    Subtype(TypeTrace),

    // Stack-allocated closures cannot outlive innermost loop
    // or function so as to ensure we only require finite stack
    InfStackClosure(Span),

    // Invocation of closure must be within its lifetime
    InvokeClosure(Span),

    // Dereference of reference must be within its lifetime
    DerefPointer(Span),

    // Closure bound must not outlive captured free variables
    FreeVariable(Span, ast::NodeId),

    // Index into slice must be within its lifetime
    IndexSlice(Span),

    // When casting `&'a T` to an `&'b Trait` object,
    // relating `'a` to `'b`
    RelateObjectBound(Span),

    // Creating a pointer `b` to contents of another reference
    Reborrow(Span),

    // Creating a pointer `b` to contents of an upvar
    ReborrowUpvar(Span, ty::UpvarId),

    // (&'a &'b T) where a >= b
    ReferenceOutlivesReferent(ty::t, Span),

    // A `ref b` whose region does not enclose the decl site
    BindingTypeIsNotValidAtDecl(Span),

    // Regions appearing in a method receiver must outlive method call
    CallRcvr(Span),

    // Regions appearing in a function argument must outlive func call
    CallArg(Span),

    // Region in return type of invoked fn must enclose call
    CallReturn(Span),

    // Region resulting from a `&` expr must enclose the `&` expr
    AddrOf(Span),

    // An auto-borrow that does not enclose the expr where it occurs
    AutoBorrow(Span),
}
./librustc/middle/typeck/infer/region_inference/mod.rs:pub enum RegionResolutionError {
    /// `ConcreteFailure(o, a, b)`:
    ///
    /// `o` requires that `a <= b`, but this does not hold
    ConcreteFailure(SubregionOrigin, Region, Region),

    /// `SubSupConflict(v, sub_origin, sub_r, sup_origin, sup_r)`:
    ///
    /// Could not infer a value for `v` because `sub_r <= v` (due to
    /// `sub_origin`) but `v <= sup_r` (due to `sup_origin`) and
    /// `sub_r <= sup_r` does not hold.
    SubSupConflict(RegionVariableOrigin,
                   SubregionOrigin, Region,
                   SubregionOrigin, Region),

    /// `SupSupConflict(v, origin1, r1, origin2, r2)`:
    ///
    /// Could not infer a value for `v` because `v <= r1` (due to
    /// `origin1`) and `v <= r2` (due to `origin2`) and
    /// `r1` and `r2` have no intersection.
    SupSupConflict(RegionVariableOrigin,
                   SubregionOrigin, Region,
                   SubregionOrigin, Region),

    /// For subsets of `ConcreteFailure` and `SubSupConflict`, we can derive
    /// more specific errors message by suggesting to the user where they
    /// should put a lifetime. In those cases we process and put those errors
    /// into `ProcessedErrors` before we do any reporting.
    ProcessedErrors(Vec<RegionVariableOrigin>,
                    Vec<(TypeTrace, ty::type_err)>,
                    Vec<SameRegions>),
}
./librustdoc/clean.rs:pub enum ViewPath {
    // use str = source;
    SimpleImport(~str, ImportSource),
    // use source::*;
    GlobImport(ImportSource),
    // use source::{a, b, c};
./librustdoc/html/item_type.rs:pub enum ItemType {
    Module          = 0,
    Struct          = 1,
    Enum            = 2,
    Function        = 3,
    Typedef         = 4,
    Static          = 5,
    Trait           = 6,
    Impl            = 7,
    ViewItem        = 8,
    TyMethod        = 9,
    Method          = 10,
    StructField     = 11,
    Variant         = 12,
    ForeignFunction = 13,
    ForeignStatic   = 14,
    Macro           = 15,
}
./librustuv/uvll.rs:pub enum uv_run_mode {
    RUN_DEFAULT = 0,
    RUN_ONCE,
    RUN_NOWAIT,
}
./libstd/cmp.rs:pub enum Ordering {
   /// An ordering where a compared value is less [than another].
   Less = -1,
   /// An ordering where a compared value is equal [to another].
   Equal = 0,
   /// An ordering where a compared value is greater [than another].
   Greater = 1
}
./libstd/io/signal.rs:pub enum Signum {
    /// Equivalent to SIGBREAK, delivered when the user presses Ctrl-Break.
    Break = 21i,
    /// Equivalent to SIGHUP, delivered when the user closes the terminal
    /// window. On delivery of HangUp, the program is given approximately
    /// 10 seconds to perform any cleanup. After that, Windows will
    /// unconditionally terminate it.
    HangUp = 1i,
    /// Equivalent to SIGINT, delivered when the user presses Ctrl-c.
    Interrupt = 2i,
    /// Equivalent to SIGQUIT, delivered when the user presses Ctrl-\.
    Quit = 3i,
    /// Equivalent to SIGTSTP, delivered when the user presses Ctrl-z.
    StopTemporarily = 20i,
    /// Equivalent to SIGUSR1.
    User1 = 10i,
    /// Equivalent to SIGUSR2.
    User2 = 12i,
    /// Equivalent to SIGWINCH, delivered when the console has been resized.
    /// WindowSizeChange may not be delivered in a timely manner; size change
    /// will only be detected when the cursor is being moved.
    WindowSizeChange = 28i,
}
./libstd/rt/libunwind.rs:pub enum _Unwind_Action {
    _UA_SEARCH_PHASE = 1,
    _UA_CLEANUP_PHASE = 2,
    _UA_HANDLER_FRAME = 4,
    _UA_FORCE_UNWIND = 8,
    _UA_END_OF_STACK = 16,
}
./libstd/rt/libunwind.rs:pub enum _Unwind_State {
    _US_VIRTUAL_UNWIND_FRAME = 0,
    _US_UNWIND_FRAME_STARTING = 1,
    _US_UNWIND_FRAME_RESUME = 2,
    _US_ACTION_MASK = 3,
    _US_FORCE_UNWIND = 8,
    _US_END_OF_STACK = 16
}
./libstd/rt/libunwind.rs:pub enum _Unwind_Reason_Code {
    _URC_NO_REASON = 0,
    _URC_FOREIGN_EXCEPTION_CAUGHT = 1,
    _URC_FATAL_PHASE2_ERROR = 2,
    _URC_FATAL_PHASE1_ERROR = 3,
    _URC_NORMAL_STOP = 4,
    _URC_END_OF_STACK = 5,
    _URC_HANDLER_FOUND = 6,
    _URC_INSTALL_CONTEXT = 7,
    _URC_CONTINUE_UNWIND = 8,
    _URC_FAILURE = 9, // used only by ARM EABI
}
./libstd/rt/libunwind.rs:    enum _Unwind_VRS_Result {
        _UVRSR_OK = 0,
        _UVRSR_NOT_IMPLEMENTED = 1,
        _UVRSR_FAILED = 2,
    }
./libstd/rt/libunwind.rs:    enum _Unwind_VRS_RegClass {
        _UVRSC_CORE = 0,
        _UVRSC_VFP = 1,
        _UVRSC_FPA = 2,
        _UVRSC_WMMXD = 3,
        _UVRSC_WMMXC = 4,
    }
./libstd/rt/libunwind.rs:    enum _Unwind_VRS_DataRepresentation {
        _UVRSD_UINT32 = 0,
        _UVRSD_VFPX = 1,
        _UVRSD_FPAX = 2,
        _UVRSD_UINT64 = 3,
        _UVRSD_FLOAT = 4,
        _UVRSD_DOUBLE = 5,
    }
./libstd/unstable/dynamic_lib.rs:    pub enum RTLD {
        Lazy = 1,
        Now = 2,
        Global = 256,
        Local = 0,
    }
./libsyntax/ast.rs:pub enum ViewPath_ {

    // quux = foo::bar::baz
    //
    // or just
    //
    // foo::bar::baz  (with 'baz =' implicitly on the left)
    ViewPathSimple(Ident, Path, NodeId),

    // foo::bar::*
    ViewPathGlob(Path, NodeId),

    // foo::bar::{a,b,c}
./libsyntax/ast.rs:pub enum ViewItem_ {
    // ident: name used to refer to this crate in the code
    // optional (InternedString,StrStyle): if present, this is a location
    // (containing arbitrary characters) from which to fetch the crate sources
    // For example, extern crate whatever = "github.com/mozilla/rust"
    ViewItemExternCrate(Ident, Option<(InternedString,StrStyle)>, NodeId),
    ViewItemUse(@ViewPath),
}
./libuuid/lib.rs:pub enum UuidVersion {
    /// Version 1: MAC address
    Version1Mac    = 1,
    /// Version 2: DCE Security
    Version2Dce    = 2,
    /// Version 3: MD5 hash
    Version3Md5    = 3,
    /// Version 4: Random
    Version4Random = 4,
    /// Version 5: SHA-1 hash
    Version5Sha1   = 5,
}