proc nilOrSysInt(g: ModuleGraph): PType {...}{.raises: [], tags: [].}

proc registerSysType(g: ModuleGraph; t: PType) {...}{.raises: [], tags: [].}

proc getSysSym(g: ModuleGraph; info: TLineInfo; name: string): PSym {...}{.
    raises: [Exception, ValueError, IOError, ERecoverableError],
    tags: [RootEffect, WriteIOEffect, ReadIOEffect, ReadEnvEffect].}

proc getSysMagic(g: ModuleGraph; info: TLineInfo; name: string; m: TMagic): PSym {...}{.
    raises: [Exception, ValueError, IOError, ERecoverableError],
    tags: [RootEffect, WriteIOEffect, ReadIOEffect, ReadEnvEffect].}

proc sysTypeFromName(g: ModuleGraph; info: TLineInfo; name: string): PType {...}{.
    raises: [Exception, ValueError, IOError, ERecoverableError],
    tags: [RootEffect, WriteIOEffect, ReadIOEffect, ReadEnvEffect].}

proc getSysType(g: ModuleGraph; info: TLineInfo; kind: TTypeKind): PType {...}{.
    raises: [Exception, ValueError, IOError, ERecoverableError],
    tags: [RootEffect, WriteIOEffect, ReadIOEffect, ReadEnvEffect].}

proc resetSysTypes(g: ModuleGraph) {...}{.raises: [], tags: [].}

proc getIntLitType(g: ModuleGraph; literal: PNode): PType {...}{.
    raises: [Exception, ValueError, IOError, ERecoverableError],
    tags: [RootEffect, WriteIOEffect, ReadIOEffect, ReadEnvEffect].}

proc getFloatLitType(g: ModuleGraph; literal: PNode): PType {...}{.raises: [],
    tags: [].}

proc skipIntLit(t: PType): PType {...}{.inline, raises: [], tags: [].}

proc addSonSkipIntLit(father, son: PType) {...}{.raises: [], tags: [].}

proc setIntLitType(g: ModuleGraph; result: PNode) {...}{.
    raises: [Exception, ValueError, IOError, ERecoverableError],
    tags: [RootEffect, WriteIOEffect, ReadIOEffect, ReadEnvEffect].}

proc getCompilerProc(g: ModuleGraph; name: string): PSym {...}{.raises: [], tags: [].}

proc registerCompilerProc(g: ModuleGraph; s: PSym) {...}{.raises: [], tags: [].}

proc registerNimScriptSymbol(g: ModuleGraph; s: PSym) {...}{.
    raises: [Exception, ValueError, IOError, ERecoverableError],
    tags: [RootEffect, WriteIOEffect, ReadIOEffect, ReadEnvEffect].}

proc getNimScriptSymbol(g: ModuleGraph; name: string): PSym {...}{.raises: [],
    tags: [].}

proc resetNimScriptSymbols(g: ModuleGraph) {...}{.raises: [], tags: [].}

proc getMagicEqSymForType(g: ModuleGraph; t: PType; info: TLineInfo): PSym {...}{.
    raises: [Exception, ValueError, IOError, ERecoverableError],
    tags: [RootEffect, WriteIOEffect, ReadIOEffect, ReadEnvEffect].}