[llvm-commits] [llvm] r171821 - in /llvm/trunk: docs/SourceLevelDebugging.rst include/llvm/Support/Dwarf.h lib/IR/DebugInfo.cpp lib/Support/Dwarf.cpp

[Eric Christopher]

Yay. I wonder why?

I'll take a look shortly.

-eric


On Tue, Jan 8, 2013 at 7:38 PM, NAKAMURA Takumi <geek4civic at gmail.com>wrote:

> Eric, it seems dragonegg is using DW_TAG_return_variable...
>
> 2013/1/8 Eric Christopher <echristo at gmail.com>:
> > Author: echristo
> > Date: Mon Jan  7 18:16:33 2013
> > New Revision: 171821
> >
> > URL: http://llvm.org/viewvc/llvm-project?rev=171821&view=rev
> > Log:
> > Remove what appears to be a dead llvm-specific debug tag.
> >
> > Modified:
> >     llvm/trunk/docs/SourceLevelDebugging.rst
> >     llvm/trunk/include/llvm/Support/Dwarf.h
> >     llvm/trunk/lib/IR/DebugInfo.cpp
> >     llvm/trunk/lib/Support/Dwarf.cpp
> >
> > Modified: llvm/trunk/docs/SourceLevelDebugging.rst
> > URL:
> http://llvm.org/viewvc/llvm-project/llvm/trunk/docs/SourceLevelDebugging.rst?rev=171821&r1=171820&r2=171821&view=diff
> >
> ==============================================================================
> > --- llvm/trunk/docs/SourceLevelDebugging.rst (original)
> > +++ llvm/trunk/docs/SourceLevelDebugging.rst Mon Jan  7 18:16:33 2013
> > @@ -585,12 +585,10 @@
> >
> >    DW_TAG_auto_variable   = 256
> >    DW_TAG_arg_variable    = 257
> > -  DW_TAG_return_variable = 258
> >
> >  An auto variable is any variable declared in the body of the function.
>  An
> >  argument variable is any variable that appears as a formal argument to
> the
> > -function.  A return variable is used to track the result of a function
> and has
> > -no source correspondent.
> > +function.
> >
> >  The context is either the subprogram or block where the variable is
> defined.
> >  Name the source variable name.  Context and line indicate where the
> variable
> >
> > Modified: llvm/trunk/include/llvm/Support/Dwarf.h
> > URL:
> http://llvm.org/viewvc/llvm-project/llvm/trunk/include/llvm/Support/Dwarf.h?rev=171821&r1=171820&r2=171821&view=diff
> >
> ==============================================================================
> > --- llvm/trunk/include/llvm/Support/Dwarf.h (original)
> > +++ llvm/trunk/include/llvm/Support/Dwarf.h Mon Jan  7 18:16:33 2013
> > @@ -37,7 +37,7 @@
> >  namespace dwarf {
> >
> >
>  //===----------------------------------------------------------------------===//
> > -// Dwarf constants as gleaned from the DWARF Debugging Information
> Format V.3
> > +// Dwarf constants as gleaned from the DWARF Debugging Information
> Format V.4
> >  // reference manual http://dwarf.freestandards.org .
> >  //
> >
> > @@ -50,7 +50,7 @@
> >
> >    DW_TAG_auto_variable = 0x100,         // Tag for local (auto)
> variables.
> >    DW_TAG_arg_variable = 0x101,          // Tag for argument variables.
> > -  DW_TAG_return_variable = 0x102,       // Tag for return variables.
> > +  // 0x102 - Unused.
> >    DW_TAG_vector_type = 0x103,           // Tag for vector types.
> >
> >    DW_TAG_user_base = 0x1000,            // Recommended base for user
> tags.
> >
> > Modified: llvm/trunk/lib/IR/DebugInfo.cpp
> > URL:
> http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/IR/DebugInfo.cpp?rev=171821&r1=171820&r2=171821&view=diff
> >
> ==============================================================================
> > --- llvm/trunk/lib/IR/DebugInfo.cpp (original)
> > +++ llvm/trunk/lib/IR/DebugInfo.cpp Mon Jan  7 18:16:33 2013
> > @@ -212,7 +212,6 @@
> >    switch (getTag()) {
> >    case dwarf::DW_TAG_auto_variable:
> >    case dwarf::DW_TAG_arg_variable:
> > -  case dwarf::DW_TAG_return_variable:
> >      return true;
> >    default:
> >      return false;
> >
> > Modified: llvm/trunk/lib/Support/Dwarf.cpp
> > URL:
> http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Support/Dwarf.cpp?rev=171821&r1=171820&r2=171821&view=diff
> >
> ==============================================================================
> > --- llvm/trunk/lib/Support/Dwarf.cpp (original)
> > +++ llvm/trunk/lib/Support/Dwarf.cpp Mon Jan  7 18:16:33 2013
> > @@ -80,7 +80,6 @@
> >    case DW_TAG_hi_user:                   return "DW_TAG_hi_user";
> >    case DW_TAG_auto_variable:             return "DW_TAG_auto_variable";
> >    case DW_TAG_arg_variable:              return "DW_TAG_arg_variable";
> > -  case DW_TAG_return_variable:           return
> "DW_TAG_return_variable";
> >    case DW_TAG_vector_type:               return "DW_TAG_vector_type";
> >    case DW_TAG_rvalue_reference_type:     return
> "DW_TAG_rvalue_reference_type";
> >    case DW_TAG_template_alias:            return "DW_TAG_template_alias";
> >
> >
> > _______________________________________________
> > llvm-commits mailing list
> > llvm-commits at cs.uiuc.edu
> > http://lists.cs.uiuc.edu/mailman/listinfo/llvm-commits
>
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