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From: Marco Elver <elver@google.com>
To: elver@google.com
Cc: linux-kernel@vger.kernel.org, ojeda@kernel.org,
	Nathan Chancellor <nathan@kernel.org>,
	Nick Desaulniers <ndesaulniers@google.com>,
	Kees Cook <keescook@chromium.org>,
	Andrew Morton <akpm@linux-foundation.org>,
	Geert Uytterhoeven <geert@linux-m68k.org>
Subject: [PATCH] compiler_attributes: fix __has_attribute(__no_sanitize_coverage__) for gcc 4
Date: Wed, 14 Jul 2021 17:01:59 +0200	[thread overview]
Message-ID: <20210714150159.2866321-1-elver@google.com> (raw)

Fix __has_attribute(__no_sanitize_coverage__) for GCC 4 by defining
__GCC4_has_attribute___no_sanitize_coverage__.

Fixes: 540540d06e9d ("kcov: add __no_sanitize_coverage to fix noinstr for all architectures")
Reported-by: Geert Uytterhoeven <geert@linux-m68k.org>
Signed-off-by: Marco Elver <elver@google.com>
---
 include/linux/compiler_attributes.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/include/linux/compiler_attributes.h b/include/linux/compiler_attributes.h
index 2487be0e7199..67c5667f8042 100644
--- a/include/linux/compiler_attributes.h
+++ b/include/linux/compiler_attributes.h
@@ -37,6 +37,7 @@
 # define __GCC4_has_attribute___nonstring__           0
 # define __GCC4_has_attribute___no_sanitize_address__ 1
 # define __GCC4_has_attribute___no_sanitize_undefined__ 1
+# define __GCC4_has_attribute___no_sanitize_coverage__ 0
 # define __GCC4_has_attribute___fallthrough__         0
 #endif
 
-- 
2.32.0.93.g670b81a890-goog


             reply	other threads:[~2021-07-14 15:02 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-07-14 15:01 Marco Elver [this message]
2021-07-14 17:05 ` [PATCH] compiler_attributes: fix __has_attribute(__no_sanitize_coverage__) for gcc 4 Miguel Ojeda
2021-07-15 23:12   ` Miguel Ojeda

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