[PATCH] Add PAREN_EXPR

[Robert Dewar]

Dominique Dhumieres wrote:
>> I would vote for -ffast-math to disable it.
> 
> Please don't. I think parentheses should be obeyed in FORTRAN.

Does the Fortran standard say that (I assume that despite using
the name for the 66 language, you really mean Fortran :-)

> -ffast-math groups several useful optimization for usual codes
> and I don't see why users should have to remember their names
> if they want to keep mandatory parentheses.
> 
> Now I also think one should think twice (at least!) before
> introducing a new option (some day I'll rant against their 
> number).
> 
> Dominique