Re: RFE: macro for warning at configure-time if CFLAGS includes -Werror

[Bob Friesenhahn]

On Thu, 20 Sep 2012, Adrian Bunk wrote:
> IMHO the best solution for both package maintainers and people compiling
> software would be:
> - AC_PROG_CC always filters out -Werror
> - when -Werror was filtered out, configure prints a message like
>  "filtering out -Werror during configure"
> - when -Werror was filtered out, AC_OUTPUT re-adds it

If this is done, there will be a compilation error when there is a 
warning, regardless of the cause of the warning.  That is what was 
requested but it might not be what was desired if a system header 
produces the warning.  The result might fail immediately.

Bob
--
Bob Friesenhahn
address@hidden, http://www.simplesystems.org/users/bfriesen/
GraphicsMagick Maintainer,    http://www.GraphicsMagick.org/