preprocessor/8270: back-slash newline extension can't be removed

Zack Weinberg zack@codesourcery.com
Tue Oct 22 14:26:00 GMT 2002


The following reply was made to PR preprocessor/8270; it has been noted by GNATS.

From: Zack Weinberg <zack@codesourcery.com>
To: Neil Booth <neil@daikokuya.co.uk>
Cc: eschmidt@safeaccess.com, gcc-gnats@gcc.gnu.org
Subject: Re: preprocessor/8270: back-slash newline extension can't be removed
Date: Tue, 22 Oct 2002 14:19:04 -0700

 On Mon, Oct 21, 2002 at 08:57:43PM +0100, Neil Booth wrote:
 > eschmidt@safeaccess.com wrote:-
 > 
 > > >Synopsis:       back-slash newline extension can't be removed
 > 
 > [...]
 > 
 > > The preprocessor does not remove the extension allowing extra white space in a backslash-newline, even when GCC is invoked with -ansi
 > > 
 > > gcc -ansi bug.c -o bug
 > > 
 > > bug.c:1:13: warning: backslash and newline separated by space
 > > bug.c:3: parse error before "return"
 > > 
 > > An executable file sohuld have been created.
 > 
 > Zack, I favour closing this, since the behaviour can be avoided if
 > deemed necessary by judicious insertion of a C comment.  Agreed?
 
 Agreed.  I don't consider it necessary to cut any slack for people
 whose code depends on trailing whitespace.
 
 zw



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