Re: warning: module to simplify adding compiler warnings

[Paolo Bonzini]

> gl_WARN_INIT(WARN_CFLAGS, [C Compiler warning flags])
> gl_WARN_INIT(WARN_FOO_CFLAGS, [Extra C Compiler warning flags for foo])
> gl_WARN_INIT(WARN_OTHER_INTERNAL_CFLAGS)
> 
> The gl_WARN_INIT code would invoke AC_ARG_VAR on the first and second
> variable, but not the last.

But what would the third invocation do?  As it is now, it would be a
no-op, and the first two would be synonyms for AC_ARG_VAR.

Paolo