[lld] r308519 - Handle option aliases in a better way.

[Rafael Avila de Espindola via llvm-commits]

Thanks!

Rui Ueyama via llvm-commits <llvm-commits at lists.llvm.org> writes:

> Author: ruiu
> Date: Wed Jul 19 13:30:04 2017
> New Revision: 308519
>
> URL: http://llvm.org/viewvc/llvm-project?rev=308519&view=rev
> Log:
> Handle option aliases in a better way.
>
> In this way, we don't need to know which options have aliases.
>
> Modified:
>     lld/trunk/COFF/Driver.cpp
>     lld/trunk/ELF/Driver.cpp
>
> Modified: lld/trunk/COFF/Driver.cpp
> URL: http://llvm.org/viewvc/llvm-project/lld/trunk/COFF/Driver.cpp?rev=308519&r1=308518&r2=308519&view=diff
> ==============================================================================
> --- lld/trunk/COFF/Driver.cpp (original)
> +++ lld/trunk/COFF/Driver.cpp Wed Jul 19 13:30:04 2017
> @@ -201,7 +201,7 @@ void LinkerDriver::parseDirectives(Strin
>    opt::InputArgList Args = Parser.parse(S);
>  
>    for (auto *Arg : Args) {
> -    switch (Arg->getOption().getID()) {
> +    switch (Arg->getOption().getUnaliasedOption().getID()) {
>      case OPT_alternatename:
>        parseAlternateName(Arg->getValue());
>        break;
>
> Modified: lld/trunk/ELF/Driver.cpp
> URL: http://llvm.org/viewvc/llvm-project/lld/trunk/ELF/Driver.cpp?rev=308519&r1=308518&r2=308519&view=diff
> ==============================================================================
> --- lld/trunk/ELF/Driver.cpp (original)
> +++ lld/trunk/ELF/Driver.cpp Wed Jul 19 13:30:04 2017
> @@ -804,14 +804,13 @@ static bool getBinaryOption(StringRef S)
>  
>  void LinkerDriver::createFiles(opt::InputArgList &Args) {
>    for (auto *Arg : Args) {
> -    switch (Arg->getOption().getID()) {
> +    switch (Arg->getOption().getUnaliasedOption().getID()) {
>      case OPT_l:
>        addLibrary(Arg->getValue());
>        break;
>      case OPT_INPUT:
>        addFile(Arg->getValue(), /*WithLOption=*/false);
>        break;
> -    case OPT_alias_script_T:
>      case OPT_script:
>        if (Optional<MemoryBufferRef> MB = readFile(Arg->getValue()))
>          readLinkerScript(*MB);
>
>
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