[PATCH] Always enable DT_INIT_ARRAY/DT_FINI_ARRAY on Linux

[H.J. Lu via Gcc-patches]

DT_INIT_ARRAY/DT_FINI_ARRAY support was added to glibc by

commit fcf70d4114db9ff7923f5dfeb3fea6e2d623e5c2
Author: Ulrich Drepper <drep...@redhat.com>
Date:   Sat Jul 24 19:45:13 1999 +0000

    Update.

    1999-07-24  Ulrich Drepper  <drep...@cygnus.com>

            * elf/dl-fini.c: Handle DT_FINI_ARRAY.
            * elf/link.h (struct link_map): Remove l_init_running.  Add 
l_runcount
            and l_initcount.
            * elf/dl-init.c: Handle DT_INIT_ARRAY.
...

        PR target/100896
        * config.gcc (gcc_cv_initfini_array): Set to yes for Linux and
        GNU targets.
---
 gcc/config.gcc | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/gcc/config.gcc b/gcc/config.gcc
index 6833a6c13d9..4dc4fe0b65c 100644
--- a/gcc/config.gcc
+++ b/gcc/config.gcc
@@ -848,6 +848,8 @@ case ${target} in
   tmake_file="${tmake_file} t-glibc"
   target_has_targetcm=yes
   target_has_targetdm=yes
+  # Linux targets always support .init_array.
+  gcc_cv_initfini_array=yes
   ;;
 *-*-netbsd*)
   tm_p_file="${tm_p_file} netbsd-protos.h"
-- 
2.31.1