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From: "H.J. Lu" <hjl.tools@gmail.com>
To: gcc-patches@gcc.gnu.org
Subject: [PATCH] x86: Document -fcf-protection requires i686 or newer
Date: Thu, 21 Oct 2021 09:47:22 -0700	[thread overview]
Message-ID: <20211021164722.500302-1-hjl.tools@gmail.com> (raw)

	PR target/98667
	* doc/invoke.texi: Document -fcf-protection requires i686 or
	new.
---
 gcc/doc/invoke.texi | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/gcc/doc/invoke.texi b/gcc/doc/invoke.texi
index c66a25fcd69..71992b8c597 100644
--- a/gcc/doc/invoke.texi
+++ b/gcc/doc/invoke.texi
@@ -15542,7 +15542,8 @@ which functions and calls should be skipped from instrumentation
 (@pxref{Function Attributes}).
 
 Currently the x86 GNU/Linux target provides an implementation based
-on Intel Control-flow Enforcement Technology (CET).
+on Intel Control-flow Enforcement Technology (CET) which works for
+i686 processor or newer.
 
 @item -fstack-protector
 @opindex fstack-protector
-- 
2.32.0


             reply	other threads:[~2021-10-21 16:47 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-10-21 16:47 H.J. Lu [this message]
2021-10-21 19:04 ` Uros Bizjak
2021-10-21 19:08   ` H.J. Lu
2021-10-29 22:03 ` Eric Gallager
2021-11-01 11:21   ` H.J. Lu

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