[Bug libstdc++/16182] [3.4.1, 3.5.0 regression] wctype.h not included by c++locale_internal.h

["mark at codesourcery dot com" <gcc-bugzilla at gcc dot gnu dot org>]

------- Additional Comments From mark at codesourcery dot com  2004-06-25 04:48 -------
Subject: Re:  [3.4.1, 3.5.0 regression] wctype.h not
 included by c++locale_internal.h

rearnsha at gcc dot gnu dot org wrote:

>------- Additional Comments From rearnsha at gcc dot gnu dot org  2004-06-25 00:51 -------
>This would appear to be a bug in configure.  Note that it also affects 3.4.1
>since the change was installed there as well.
>
>linkage.m4 defines a function to test for linkage of certain builtin functions,
>for example __builtin_abs.  If the test succeeds, then AC_DEFINE is used to
>generate an entry in configure to write to confdefs.h as follows:
>
>  
>
...

>The solution appears to be to use AC_DEFINE_UNQUOTED in linkage.m4, but that is
>exactly what Ben removed in his patch of 10th June.  I don't understand why,
>though it was done here:
>http://gcc.gnu.org/ml/libstdc++/2004-06/msg00065.html
>  
>
Benjamin, would you please comment on this issue?

Thanks,



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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=16182