[vtk-developers] gcc warnings about empty if/while bodies

[Will Schroeder]

Actually there is another verbose style that is useful when debugging:

while ()
  {
  ;
  }

W

On Mon, Jun 16, 2008 at 5:12 PM, Sean McBride <sean at rogue-research.com>
wrote:

> Hi all,
>
> Apple's newest gcc is giving warnings like:
>
> vtkOpenGLRenderWindow.cxx:458: warning: suggest a space before ';' or
> explicit braces around empty body in 'while' statement
>
> for code like:
>
>  while(glGetError() != GL_NO_ERROR);
>
> There are only 100 or so; I could commit fixes.  But what style of fix?
> Options:
>
> 1)  while(glGetError() != GL_NO_ERROR) ;
>
> 2)  while(glGetError() != GL_NO_ERROR) {};
>
> Of course, whitespace permutations are also possible. :)  I vote 2.
>
> Thanks,
>
> --
> ____________________________________________________________
> Sean McBride, B. Eng                 sean at rogue-research.com
> Rogue Research                        www.rogue-research.com
> Mac Software Developer              Montréal, Québec, Canada
>
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-- 
William J. Schroeder, PhD
Kitware, Inc.
28 Corporate Drive
Clifton Park, NY 12065
will.schroeder at kitware.com
http://www.kitware.com
518-371-3971 (phone and fax)
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