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From: Jozef Lawrynowicz <jozefl@sourceware.org> To: gcc-cvs-wwwdocs@gcc.gnu.org Subject: gcc-wwwdocs branch master updated. 7c56c86ebe102849ec239f0c57e93988169d90f4 Date: Mon, 7 Dec 2020 14:49:10 +0000 (GMT) [thread overview] Message-ID: <20201207144910.2CA6B385783D@sourceware.org> (raw) This is an automated email from the git hooks/post-receive script. It was generated because a ref change was pushed to the repository containing the project "gcc-wwwdocs". The branch, master has been updated via 7c56c86ebe102849ec239f0c57e93988169d90f4 (commit) from 33030b1ec3f00a1727b2dcfcc949b588bde8d276 (commit) Those revisions listed above that are new to this repository have not appeared on any other notification email; so we list those revisions in full, below. - Log ----------------------------------------------------------------- commit 7c56c86ebe102849ec239f0c57e93988169d90f4 Author: Jozef Lawrynowicz <jozef.l@mittosystems.com> Date: Mon Dec 7 14:41:13 2020 +0000 gcc-11/changes: "used" attribute saves decls from linker garbage collection diff --git a/htdocs/gcc-11/changes.html b/htdocs/gcc-11/changes.html index ed289744..4d3efed5 100644 --- a/htdocs/gcc-11/changes.html +++ b/htdocs/gcc-11/changes.html @@ -158,6 +158,18 @@ a work-in-progress.</p> </li> </ul> </li> + <li> + For ELF targets that support the GNU or FreeBSD OSABIs, the + <code>used</code> attribute will now save the symbol declaration it is + applied to from linker garbage collection. + <br> + To support this behavior, <code>used</code> symbols that have not + been placed in specific sections (e.g. with the <code>section</code> + attribute, or the <code>-f{function,data}-sections</code> options) will + be placed in new, unique sections. + <br> + This functionality requires Binutils version 2.36 or later. + </li> </ul> <h3 id="cxx">C++</h3> ----------------------------------------------------------------------- Summary of changes: htdocs/gcc-11/changes.html | 12 ++++++++++++ 1 file changed, 12 insertions(+) hooks/post-receive -- gcc-wwwdocs
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