From: H.J. Lu <hjl.tools@gmail.com>
Date: Wed, 9 Jun 2021 12:29:16 +0000 (-0700)
Subject: Configure GCC with --enable-initfini-array [BZ #27945]
X-Git-Tag: glibc-2.35~355
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=a586fe9c80f7cf2c9a5a6ccdbc572e7b5ec816b8;p=thirdparty%2Fglibc.git

Configure GCC with --enable-initfini-array [BZ #27945]

Starting from GCC 12, the .init_array and .fini_array sections are enabled
unconditionally by

commit 13a39886940331149173b25d6ebde0850668d8b9
Author: H.J. Lu <hjl.tools@gmail.com>
Date:   Tue Jun 8 16:09:24 2021 -0700

    Always enable DT_INIT_ARRAY/DT_FINI_ARRAY on Linux

configure GCC with --enable-initfini-array to enable them when using GCC
release branches.

Fixes BZ #27945.
---

diff --git a/scripts/build-many-glibcs.py b/scripts/build-many-glibcs.py
index 30b8abdc583..e8b9b213ca6 100755
--- a/scripts/build-many-glibcs.py
+++ b/scripts/build-many-glibcs.py
@@ -1447,6 +1447,7 @@ class Config(object):
         # removed once glibc no longer supports building with older
         # GCC versions).
         cfg_opts = list(self.gcc_cfg)
+        cfg_opts += ['--enable-initfini-array']
         cfg_opts += ['--disable-libssp', '--disable-libcilkrts']
         host_libs = self.ctx.host_libraries_installdir
         cfg_opts += ['--with-gmp=%s' % host_libs,