nptl: Move __pthread_unwind_next into libc

It's necessary to stub out __libc_disable_asynccancel and
__libc_enable_asynccancel via rtld-stubbed-symbols because the new
direct references to the unwinder result in symbol conflicts when the
rtld exception handling from libc is linked in during the construction
of librtld.map.

unwind-forcedunwind.c is merged into unwind-resume.c.  libc now needs
the functions that were previously only used in libpthread.

The GLIBC_PRIVATE exports of __libc_longjmp and __libc_siglongjmp are
no longer needed, so switch them to hidden symbols.

The symbol __pthread_unwind_next has been moved using
scripts/move-symbol-to-libc.py.

Reviewed-by: Adhemerva Zanella  <adhemerval.zanella@linaro.org>

1 files changed, 0 insertions, 4 deletions

diff --git a/sysdeps/powerpc/Versions b/sysdeps/powerpc/Versions
index 95849668f2..cca8fd2fc5 100644
--- a/sysdeps/powerpc/Versions
+++ b/sysdeps/powerpc/Versions
@@ -13,10 +13,6 @@ libc {
     _longjmp; __sigsetjmp; _setjmp;
     longjmp; setjmp;
   }
-  GLIBC_PRIVATE {
-    __novmx__libc_longjmp; __novmx__libc_siglongjmp;
-    __vmx__libc_longjmp; __vmx__libc_siglongjmp;
-  }
 }
 
 ld {