On Thu, Apr 11, 2013 at 09:08:08AM +0200, Jakub Jelinek wrote:
> On Wed, Apr 10, 2013 at 06:55:10PM +0530, Senthil Kumar Selvaraj wrote:
> > --- gcc/opts.c
> > +++ gcc/opts.c
> > @@ -1699,6 +1699,18 @@ common_handle_option (struct gcc_options *opts,
> >        set_debug_level (SDB_DEBUG, false, arg, opts, opts_set, loc);
> >        break;
> >  
> > +    case OPT_gdwarf:
> > +      if (arg && strlen(arg) != 0)
> 
> The formatting is wrong.  Space before ( above missing.
> 
> > +        {
> > +          error_at (loc, "%<-gdwarf%s%> is ambiguous; "
> > +                    "use %<-gdwarf-%s%> for DWARF version "
> > +                    "or %<-gdwarf -g%s%> for debug level", arg, arg, arg);
> > +          break;
> > +        }
> > +      else
> > +        {
> > +          value = opts->x_dwarf_version;
> > +        }
> 
> A single line statement shouldn't be surrounded inside { }.
> 
> ALso, if the OPT_gdwarf case is meant to fallthru into OPT_gdwarf_,
> there should be /* FALLTHRU */ or similar comment.
> 
> >      case OPT_gdwarf_:
> >        if (value < 2 || value > 4)
> >     error_at (loc, "dwarf version %d is not supported", value);
> 
>       Jakub

That patch is already in. This patch fixes the problems you pointed out.

Regards
Senthil

gcc/ChangeLog

2013-04-11  Senthil Kumar Selvaraj  <senthil_kumar.selva...@atmel.com>

        * gcc/opts.c : Fix formatting and add comment.


diff --git gcc/opts.c gcc/opts.c
index f96ed16..5f0c49f 100644
--- gcc/opts.c
+++ gcc/opts.c
@@ -1700,7 +1700,7 @@ common_handle_option (struct gcc_options *opts,
       break;
 
     case OPT_gdwarf:
-      if (arg && strlen(arg) != 0)
+      if (arg && strlen (arg) != 0)
         {
           error_at (loc, "%<-gdwarf%s%> is ambiguous; "
                     "use %<-gdwarf-%s%> for DWARF version "
@@ -1708,9 +1708,9 @@ common_handle_option (struct gcc_options *opts,
           break;
         }
       else
-        {
-          value = opts->x_dwarf_version;
-        }
+        value = opts->x_dwarf_version;
+      
+      /* FALLTHRU */
     case OPT_gdwarf_:
       if (value < 2 || value > 4)
        error_at (loc, "dwarf version %d is not supported", value);

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