[cfe-commits] r156117 - /cfe/trunk/lib/Driver/Driver.cpp

[Chad Rosier]

Actually, I didn't convert the flags back to an array of strings and use array_lengthof.  I figured I would do that in a separate commit.  This commit just addresses the FIXME.

 Chad

On May 3, 2012, at 3:38 PM, Chad Rosier wrote:

> Author: mcrosier
> Date: Thu May  3 17:38:00 2012
> New Revision: 156117
> 
> URL: http://llvm.org/viewvc/llvm-project?rev=156117&view=rev
> Log:
> [driver - crash diagnostics] Convert the flags back to an array of strings and use
> array_lengthof.  Also, append the new filename with correct preprocessed suffix.
> Last part of rdar://11285725
> 
> Modified:
>    cfe/trunk/lib/Driver/Driver.cpp
> 
> Modified: cfe/trunk/lib/Driver/Driver.cpp
> URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Driver/Driver.cpp?rev=156117&r1=156116&r2=156117&view=diff
> ==============================================================================
> --- cfe/trunk/lib/Driver/Driver.cpp (original)
> +++ cfe/trunk/lib/Driver/Driver.cpp Thu May  3 17:38:00 2012
> @@ -521,7 +521,19 @@
>             Cmd.erase(I, E - I + 1);
>           } while(1);
>         }
> -        // FIXME: Append the new filename with correct preprocessed suffix.
> +        // Append the new filename with correct preprocessed suffix.
> +        size_t I, E;
> +        I = Cmd.find("-main-file-name ");
> +        assert (I != std::string::npos && "Expected to find -main-file-name");
> +        I += 16;
> +        E = Cmd.find(" ", I);
> +        assert (E != std::string::npos && "-main-file-name missing argument?");
> +        std::string OldFilename = Cmd.substr(I, E - I);
> +        std::string NewFilename = llvm::sys::path::filename(*it).str();
> +        I = Cmd.rfind(OldFilename);
> +        E = I + OldFilename.length() - 1;
> +        I = Cmd.rfind(" ", I);
> +        Cmd.replace(I + 1, E - I, NewFilename);
>         ScriptOS << Cmd;
>         Diag(clang::diag::note_drv_command_failed_diag_msg) << Script;
>       }
> 
> 
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