On Mon, Apr 29, 2024 at 01:44:24PM +0000, Joseph Myers wrote:
> > glibc 2.34 and later doesn't have separate libpthread (libpthread.so.0 is a
> > dummy shared library with just some symbol versions for compatibility, but
> > all the pthread_* APIs are in libc.so.6).
>
> I suspect this has caused link failures in the glibc testsuite for Hurd,
> which still has separate libpthread.
>
> https://sourceware.org/pipermail/libc-testresults/2024q2/012556.html
So like this then? I can't really test it on Hurd, but will certainly
test on x86_64-linux/i686-linux.
2024-04-29 Jakub Jelinek <ja...@redhat.com>
* gthr.h (GTHREAD_USE_WEAK): Don't redefine to 0 for glibc 2.34+
on GNU Hurd.
--- libgcc/gthr.h.jj 2024-04-25 20:43:10.555694952 +0200
+++ libgcc/gthr.h 2024-04-29 16:57:40.734062691 +0200
@@ -142,7 +142,7 @@ see the files COPYING3 and COPYING.RUNTI
#endif
#ifdef __GLIBC_PREREQ
-#if __GLIBC_PREREQ(2, 34)
+#if __GLIBC_PREREQ(2, 34) && !defined(__gnu_hurd__)
/* glibc 2.34 and later has all pthread_* APIs inside of libc,
no need to link separately with -lpthread. */
#undef GTHREAD_USE_WEAK
Jakub
