summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
Diffstat (limited to 'sys-devel/gdb/files/gdb-10.1-cet.patch')
-rw-r--r--sys-devel/gdb/files/gdb-10.1-cet.patch103
1 files changed, 0 insertions, 103 deletions
diff --git a/sys-devel/gdb/files/gdb-10.1-cet.patch b/sys-devel/gdb/files/gdb-10.1-cet.patch
deleted file mode 100644
index 7477ff90ac95..000000000000
--- a/sys-devel/gdb/files/gdb-10.1-cet.patch
+++ /dev/null
@@ -1,103 +0,0 @@
-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
-