[lldb-dev] compiler error with building lldb from scratch

[Dmitry Markman]

thanks Abid

did you submit the fix?



On Feb 8, 2013, at 12:17 PM, "Abid, Hafiz" <Hafiz_Abid at mentor.com> wrote:

> This seems to be caused by the following commit.
> 
> ------------------------------------------------------------------------
> r174576 | rsmith | 2013-02-07 03:30:24 +0000 (Thu, 07 Feb 2013) | 9 lines
> 
> Simplify FindExternalVisibleDeclsByName by making it return a bool indicating
> if it found any decls, rather than returning a list of found decls. This
> removes a returning-ArrayRef-to-deleted-storage bug from
> MultiplexExternalSemaSource (in code not exercised by any of the clang
> binaries), reduces the work required in the found-no-decls case with PCH, and
> importantly removes the need for DeclContext::lookup to be reentrant.
> 
> 
> Regards,
> Abid
> ________________________________________
> From: lldb-dev-bounces at cs.uiuc.edu [lldb-dev-bounces at cs.uiuc.edu] on behalf of Dmitry Markman [dmarkman at mac.com]
> Sent: Friday, February 08, 2013 2:07 PM
> To: lldb-dev at cs.uiuc.edu
> Subject: [lldb-dev] compiler error with building lldb from scratch
> 
> I just checked out lldb sources, open Xcode workspace
> in attempt to build lldb-tool target
> 
> I got few errors like
> virtual function 'FindExternalVisibleDeclsByName' has a different return type ('clang::DeclContextLookupResult' (aka 'MutableArrayRef<clang::NamedDecl *>')) than the function it overrides (which has return type 'bool')
>    FindExternalVisibleDeclsByName (const clang::DeclContext *DC,
> 
> and indeed file
> lldb/llvm/tools/clang/include/clang/AST/ExternalASTSource.h has the following declaration
>  virtual bool
>  FindExternalVisibleDeclsByName(const DeclContext *DC, DeclarationName Name);
> 
> 
> but my llvm sources (173760)
> has the following declaration
> 
>  virtual DeclContextLookupResult
>  FindExternalVisibleDeclsByName(const DeclContext *DC, DeclarationName Name);
> 
> 
> if I replace lldb/llvm folder with llvm folder (173760)
> 
> I got another error:
> lldb/source/DataFormatters/CXXFormatterFunctions.cpp:14:10: fatal error: 'llvm/Support/ConvertUTF.h' file not found
> 
> 
> that file does exist in the latest llvm repository
> so if I copy that file to the lldb/llvm/include/llvm/Support folder
> 
> then build was ok
> 
> thanks
> 
> 
> 
> Dmitry Markman
> 
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Dmitry Markman