From: "Sergei Trofimovich" <slyfox@gentoo.org>
To: gentoo-commits@lists.gentoo.org
Subject: [gentoo-commits] repo/gentoo:master commit in: sys-devel/binutils/files/, sys-devel/binutils/
Date: Fri, 26 Feb 2021 08:04:46 +0000 (UTC) [thread overview]
Message-ID: <1614326677.c4e8d909d36eae58cc8aa9e69259179d666b1458.slyfox@gentoo> (raw)
commit: c4e8d909d36eae58cc8aa9e69259179d666b1458
Author: Sergei Trofimovich <slyfox <AT> gentoo <DOT> org>
AuthorDate: Fri Feb 26 07:56:43 2021 +0000
Commit: Sergei Trofimovich <slyfox <AT> gentoo <DOT> org>
CommitDate: Fri Feb 26 08:04:37 2021 +0000
URL: https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=c4e8d909
sys-devel/binutils: fix 'cet' detection on i586
Reported-by: Worx
Bug: https://bugs.gentoo.org/771765
Package-Manager: Portage-3.0.15, Repoman-3.0.2
Signed-off-by: Sergei Trofimovich <slyfox <AT> gentoo.org>
sys-devel/binutils/binutils-2.35.1-r1.ebuild | 2 +
sys-devel/binutils/binutils-2.35.2.ebuild | 2 +
sys-devel/binutils/binutils-2.36.1.ebuild | 2 +
sys-devel/binutils/files/binutils-2.35.1-cet.patch | 103 +++++++++++++++++++++
4 files changed, 109 insertions(+)
diff --git a/sys-devel/binutils/binutils-2.35.1-r1.ebuild b/sys-devel/binutils/binutils-2.35.1-r1.ebuild
index feee11a5ded..18c80a28f88 100644
--- a/sys-devel/binutils/binutils-2.35.1-r1.ebuild
+++ b/sys-devel/binutils/binutils-2.35.1-r1.ebuild
@@ -68,6 +68,8 @@ BDEPEND="
RESTRICT="!test? ( test )"
+PATCHES=("${FILESDIR}"/${PN}-2.35.1-cet.patch)
+
MY_BUILDDIR=${WORKDIR}/build
src_unpack() {
diff --git a/sys-devel/binutils/binutils-2.35.2.ebuild b/sys-devel/binutils/binutils-2.35.2.ebuild
index 2aff2770014..215e42f2c73 100644
--- a/sys-devel/binutils/binutils-2.35.2.ebuild
+++ b/sys-devel/binutils/binutils-2.35.2.ebuild
@@ -67,6 +67,8 @@ BDEPEND="
RESTRICT="!test? ( test )"
+PATCHES=("${FILESDIR}"/${PN}-2.35.1-cet.patch)
+
MY_BUILDDIR=${WORKDIR}/build
src_unpack() {
diff --git a/sys-devel/binutils/binutils-2.36.1.ebuild b/sys-devel/binutils/binutils-2.36.1.ebuild
index 3d820fcc6f8..95875f24d78 100644
--- a/sys-devel/binutils/binutils-2.36.1.ebuild
+++ b/sys-devel/binutils/binutils-2.36.1.ebuild
@@ -67,6 +67,8 @@ BDEPEND="
RESTRICT="!test? ( test )"
+PATCHES=("${FILESDIR}"/${PN}-2.35.1-cet.patch)
+
MY_BUILDDIR=${WORKDIR}/build
src_unpack() {
diff --git a/sys-devel/binutils/files/binutils-2.35.1-cet.patch b/sys-devel/binutils/files/binutils-2.35.1-cet.patch
new file mode 100644
index 00000000000..7477ff90ac9
--- /dev/null
+++ b/sys-devel/binutils/files/binutils-2.35.1-cet.patch
@@ -0,0 +1,103 @@
+https://bugs.gentoo.org/771765
+https://sourceware.org/PR27397
+
+On i586-like CPUs endbr32 added by -Wl,-z,ibt,-z,shstk
+generates crashing binaries and causes ./configure failure.
+
+From 847e4b3207f97762dc641db8d3b188081c3370c3 Mon Sep 17 00:00:00 2001
+From: "H.J. Lu" <hjl.tools@gmail.com>
+Date: Fri, 12 Feb 2021 16:30:23 -0800
+Subject: [PATCH] GCC_CET_HOST_FLAGS: Check if host supports multi-byte NOPs
+
+---
+ config/cet.m4 | 19 ++++++++++++++++---
+ libiberty/configure | 29 +++++++++++++++++++++++++++++
+ 2 files changed, 45 insertions(+), 3 deletions(-)
+
+diff --git a/config/cet.m4 b/config/cet.m4
+index c67fb4f35b6..7718be1afe8 100644
+--- a/config/cet.m4
++++ b/config/cet.m4
+@@ -130,6 +130,18 @@ fi
+ if test x$may_have_cet = xyes; then
+ if test x$cross_compiling = xno; then
+ AC_TRY_RUN([
++int
++main ()
++{
++ asm ("endbr32");
++ return 0;
++}
++ ],
++ [have_multi_byte_nop=yes],
++ [have_multi_byte_nop=no])
++ have_cet=no
++ if test x$have_multi_byte_nop = xyes; then
++ AC_TRY_RUN([
+ static void
+ foo (void)
+ {
+@@ -155,9 +167,10 @@ main ()
+ bar ();
+ return 0;
+ }
+- ],
+- [have_cet=no],
+- [have_cet=yes])
++ ],
++ [have_cet=no],
++ [have_cet=yes])
++ fi
+ if test x$enable_cet = xno -a x$have_cet = xyes; then
+ AC_MSG_ERROR([Intel CET must be enabled on Intel CET enabled host])
+ fi
+diff --git a/libiberty/configure b/libiberty/configure
+index 160b8c9e8b1..29a690d44fc 100755
+--- a/libiberty/configure
++++ b/libiberty/configure
+@@ -5539,6 +5539,34 @@ else
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+ /* end confdefs.h. */
+
++int
++main ()
++{
++ asm ("endbr32");
++ return 0;
++}
++
++_ACEOF
++if ac_fn_c_try_run "$LINENO"; then :
++ have_multi_byte_nop=yes
++else
++ have_multi_byte_nop=no
++fi
++rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
++ conftest.$ac_objext conftest.beam conftest.$ac_ext
++fi
++
++ have_cet=no
++ if test x$have_multi_byte_nop = xyes; then
++ if test "$cross_compiling" = yes; then :
++ { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
++$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
++as_fn_error $? "cannot run test program while cross compiling
++See \`config.log' for more details" "$LINENO" 5; }
++else
++ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
++/* end confdefs.h. */
++
+ static void
+ foo (void)
+ {
+@@ -5575,6 +5603,7 @@ rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
+ conftest.$ac_objext conftest.beam conftest.$ac_ext
+ fi
+
++ fi
+ if test x$enable_cet = xno -a x$have_cet = xyes; then
+ as_fn_error $? "Intel CET must be enabled on Intel CET enabled host" "$LINENO" 5
+ fi
+--
+2.29.2
+
next reply other threads:[~2021-02-26 8:04 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-02-26 8:04 Sergei Trofimovich [this message]
-- strict thread matches above, loose matches on Subject: below --
2024-03-23 16:02 [gentoo-commits] repo/gentoo:master commit in: sys-devel/binutils/files/, sys-devel/binutils/ Sam James
2023-02-22 22:26 Sam James
2022-08-10 15:02 Maciej Barć
2020-07-25 11:32 Andreas K. Hüttel
2020-03-09 20:07 Sergei Trofimovich
2020-02-03 9:50 Sergei Trofimovich
2018-07-17 14:26 Andreas Hüttel
2018-07-17 14:20 Andreas Hüttel
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=1614326677.c4e8d909d36eae58cc8aa9e69259179d666b1458.slyfox@gentoo \
--to=slyfox@gentoo.org \
--cc=gentoo-commits@lists.gentoo.org \
--cc=gentoo-dev@lists.gentoo.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox