Date: Thu, 23 Jun 2022 18:23:09 -0700 From: John Baldwin <jhb@FreeBSD.org> To: Ed Maste <emaste@FreeBSD.org>, src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-main@FreeBSD.org Subject: Re: git: 2f3a961487c9 - main - Add RELRO build knob, default to enabled Message-ID: <79422862-b886-09c0-8af9-d5136a7e6f7f@FreeBSD.org> In-Reply-To: <202206221620.25MGKCHU098065@gitrepo.freebsd.org> References: <202206221620.25MGKCHU098065@gitrepo.freebsd.org>
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On 6/22/22 9:20 AM, Ed Maste wrote: > The branch main has been updated by emaste: > > URL: https://cgit.FreeBSD.org/src/commit/?id=2f3a961487c97dc879f07bb97bc62d7bd70b3f8d > > commit 2f3a961487c97dc879f07bb97bc62d7bd70b3f8d > Author: Ed Maste <emaste@FreeBSD.org> > AuthorDate: 2022-06-22 12:58:04 +0000 > Commit: Ed Maste <emaste@FreeBSD.org> > CommitDate: 2022-06-22 16:18:41 +0000 > > Add RELRO build knob, default to enabled > > Note that lld enables relro by default, so that we already had either > partial or full RELRO, depending on the state of the BIND_NOW knob. > > Add a RELRO knob so that the option can be disabled if desired, and so > that builds using the GNU toolchain are equivalent to those using the > standard Clang/LLVM toolchain. > > Reviewed by: markj > MFC after: 3 weeks > Sponsored by: The FreeBSD Foundation > Differential Revision: https://reviews.freebsd.org/D35545 This broke the cross-build on macOS (the GitHub jobs are failing on main now). Looks like macOS's linker doesn't like '-z relro'. 996 -------------------------------------------------------------- 997 >>> stage 1.2: bootstrap tools 998 -------------------------------------------------------------- 999 ===> lib/clang/libllvmminimal (obj,all,install) 1000 ===> usr.bin/fortune/strfile (obj,all,install) 1001 ===> usr.bin/dtc (obj,all,install) 1002 warning: unknown warning option '-Werror=unused-but-set-variable'; did you mean '-Werror=unused-const-variable'? [-Wunknown-warning-option] 1003 warning: unknown warning option '-Werror=unused-but-set-variable'; did you mean '-Werror=unused-const-variable'? [-Wunknown-warning-option] 1004 warning: unknown warning option '-Werror=unused-but-set-variable'; did you mean '-Werror=unused-const-variable'? [-Wunknown-warning-option] 1005 1 warning generated. 1006 ld: unknown option: -zrelro 1007 clang: error: linker command failed with exit code 1 (use -v to see invocation) 1008 --- strfile --- 1009 *** [strfile] Error code 1 -- John Baldwin
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