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Re: [RFA] make missing header a fatal error with -MMD
On Fri, 18 Sep 2009, Tom Tromey wrote:
> >>>>> "Chris" == Chris Demetriou <cgd@google.com> writes:
>
> Chris> This fixes a the long-open bug http://gcc.gnu.org/PR28435, in which
> Chris> -MMD allows compilation to succeed even though a header was missing.
> Chris> (.o file produced, and everything. yuck.)
>
> Thank you.
>
> Chris> PR preprocessor/28435:
> Chris> * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
> Chris> to cpplib that the preprocessor output is needed.
>
> The cpp and testsuite parts are ok.
> Unfortunately, I don't think I can approve the c-opts.c part, so someone
> else will have to do that.
The c-opts.c change is OK.
--
Joseph S. Myers
joseph@codesourcery.com