Date: Wed, 9 May 2018 10:33:25 +0000 (UTC) From: Konstantin Belousov <kib@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r333399 - head/lib/libc Message-ID: <201805091033.w49AXPKX063804@repo.freebsd.org>
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Author: kib Date: Wed May 9 10:33:25 2018 New Revision: 333399 URL: https://svnweb.freebsd.org/changeset/base/333399 Log: Now that a special no-SSP libc is used for rtld, allow -fstack-protector-all for normal libc builds. Submitted by: Luis Pires Reviewed by: brooks Differential revision: https://reviews.freebsd.org/D15340 Modified: head/lib/libc/Makefile Modified: head/lib/libc/Makefile ============================================================================== --- head/lib/libc/Makefile Wed May 9 10:30:56 2018 (r333398) +++ head/lib/libc/Makefile Wed May 9 10:33:25 2018 (r333399) @@ -199,10 +199,6 @@ GENDIRDEPS_FILTER+= N${RELDIR:H}/msun # Disable warnings in contributed sources. CWARNFLAGS:= ${.IMPSRC:Ngdtoa_*.c:C/^.+$/${CWARNFLAGS}/:C/^$/-w/} -# XXX For now, we don't allow libc to be compiled with -# -fstack-protector-all because it breaks rtld. We may want to make a librtld -# in the future to circumvent this. -SSP_CFLAGS:= ${SSP_CFLAGS:S/^-fstack-protector-all$/-fstack-protector/} # Disable stack protection for SSP symbols. SSP_CFLAGS:= ${.IMPSRC:N*/stack_protector.c:C/^.+$/${SSP_CFLAGS}/} # Generate stack unwinding tables for cancellation points
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