[llvm-commits] [llvm] r109302 - /llvm/trunk/lib/CodeGen/AsmPrinter/DwarfDebug.cpp

[Daniel Dunbar]

Hi Devang,

The backend should not be introducing dependencies on the current
working directory. This kind of stuff needs to be in the frontend.

 - Daniel

On Fri, Jul 23, 2010 at 5:53 PM, Devang Patel <dpatel at apple.com> wrote:
> Author: dpatel
> Date: Fri Jul 23 19:53:22 2010
> New Revision: 109302
>
> URL: http://llvm.org/viewvc/llvm-project?rev=109302&view=rev
> Log:
> Use current working directory when Dirname is empty. This only happens when absolute source file path is used on compiler command line.
>
> Modified:
>    llvm/trunk/lib/CodeGen/AsmPrinter/DwarfDebug.cpp
>
> Modified: llvm/trunk/lib/CodeGen/AsmPrinter/DwarfDebug.cpp
> URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/CodeGen/AsmPrinter/DwarfDebug.cpp?rev=109302&r1=109301&r2=109302&view=diff
> ==============================================================================
> --- llvm/trunk/lib/CodeGen/AsmPrinter/DwarfDebug.cpp (original)
> +++ llvm/trunk/lib/CodeGen/AsmPrinter/DwarfDebug.cpp Fri Jul 23 19:53:22 2010
> @@ -1753,6 +1753,11 @@
>  /// maps as well.
>  unsigned DwarfDebug::GetOrCreateSourceID(StringRef DirName, StringRef FileName){
>   unsigned DId;
> +  if (DirName.empty()) {
> +    llvm::sys::Path CWD = llvm::sys::Path::GetCurrentDirectory();
> +    DirName = StringRef(CWD.c_str(), CWD.size());
> +  }
> +
>   StringMap<unsigned>::iterator DI = DirectoryIdMap.find(DirName);
>   if (DI != DirectoryIdMap.end()) {
>     DId = DI->getValue();
>
>
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