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[Bug ada/49940] [4.5/4.6/4.7 regression] Bootstrapping on x86_64-pc-kfreebsd-gnu fails with "s-taprop.adb:717:32: "lwp_self" is undefined"
- From: "charlet at adacore dot com" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Tue, 2 Aug 2011 13:46:17 +0000
- Subject: [Bug ada/49940] [4.5/4.6/4.7 regression] Bootstrapping on x86_64-pc-kfreebsd-gnu fails with "s-taprop.adb:717:32: "lwp_self" is undefined"
- Auto-submitted: auto-generated
- References: <bug-49940-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49940
--- Comment #1 from charlet at adacore dot com <charlet at adacore dot com> 2011-08-02 13:46:01 UTC ---
> The function __gnat_lwp_self exists in adaint.c only #if defined(linux),
> so it may not apply to kfreebsd-*. The problem exists because
> kfreebsd-* uses s-osinte-kfreebsd-gnu.ads, which does not import the
> function, but also uses s-taprop-linux.adb, which does use the function.
> (Note
> that s-taprop-posix.adb also calls lwp_self).
>
> I am not sure what to do:
>
> * introduce a new file s-taprop-kfreebsd-gnu.adb?
> * provide the function __gnat_lwp_self also on kfreebsd-* and import it in
> s-osinte-kfreebsd-gnu.ads?
Better would be to use s-taprop-posix.adb, that would avoid relying on
non portable code and would require minimal maintenance.