lkml.org 
[lkml]   [2022]   [Oct]   [21]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH 5/5] compiler-gcc: document minimum version for `__no_sanitize_coverage__`
Date
The attribute was added in GCC 12.1.

This will simplify future cleanups, and is closer to what we do
in `compiler_attributes.h`.

Link: https://godbolt.org/z/MGbT76j6G
Signed-off-by: Miguel Ojeda <ojeda@kernel.org>
---
include/linux/compiler-gcc.h | 3 +++
1 file changed, 3 insertions(+)

diff --git a/include/linux/compiler-gcc.h b/include/linux/compiler-gcc.h
index 7f2c2bb73815..7af9e34ec261 100644
--- a/include/linux/compiler-gcc.h
+++ b/include/linux/compiler-gcc.h
@@ -92,6 +92,9 @@

#define __no_sanitize_undefined __attribute__((__no_sanitize_undefined__))

+/*
+ * Only supported since gcc >= 12
+ */
#if defined(CONFIG_KCOV) && __has_attribute(__no_sanitize_coverage__)
#define __no_sanitize_coverage __attribute__((__no_sanitize_coverage__))
#else
--
2.38.1
\
 
 \ /
  Last update: 2022-10-21 14:01    [W:0.111 / U:0.788 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site