[PCH bug] anonymous variadic macros were introduced in C99 warning at pch using

[Geoff Keating]

"Vladimir Merzliakov" <wanderer@rsu.ru> writes:

> simple test.c test.h files compile without using pch
> and generate strange warning if use test.h.gch
> 
> All case with options: g++ -ansi -pedantic -Werror -Winvalid-pch

> Warning generated at line in concept_check.h:52 :
> 
> #define __glibcpp_function_requires(...)

I get:

t.c:1:37: warning: anonymous variadic macros were introduced in C99

which is not exactly clear, but it is true; and I get it whether or
not I use PCH.

-- 
- Geoffrey Keating <geoffk@geoffk.org>