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authorMiguel Ojeda <ojeda@kernel.org>2022-10-21 13:59:55 +0200
committerAndrew Morton <akpm@linux-foundation.org>2022-11-08 17:37:20 -0800
commit689540cbda7f69594ae5e13fef4c8239519d8b66 (patch)
tree5e10873d9808d6a5eade268f42846bc6d1bf0e9c /include/linux/compiler-gcc.h
parent095ac0763ac507dd4e1a71ad9784f49f51498483 (diff)
compiler-gcc: remove attribute support check for `__no_sanitize_undefined__`
The attribute was added in GCC 4.9, while the minimum GCC version supported by the kernel is GCC 5.1. Therefore, remove the check. Link: https://godbolt.org/z/GrMeo6fYr Link: https://lkml.kernel.org/r/20221021115956.9947-4-ojeda@kernel.org Signed-off-by: Miguel Ojeda <ojeda@kernel.org> Reviewed-by: Nathan Chancellor <nathan@kernel.org> Cc: Alexander Potapenko <glider@google.com> Cc: Andrey Konovalov <andreyknvl@gmail.com> Cc: Arnd Bergmann <arnd@arndb.de> Cc: Dan Li <ashimida@linux.alibaba.com> Cc: Kees Cook <keescook@chromium.org> Cc: Kumar Kartikeya Dwivedi <memxor@gmail.com> Cc: Marco Elver <elver@google.com> Cc: Nick Desaulniers <ndesaulniers@google.com> Cc: Uros Bizjak <ubizjak@gmail.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'include/linux/compiler-gcc.h')
-rw-r--r--include/linux/compiler-gcc.h4
1 files changed, 0 insertions, 4 deletions
diff --git a/include/linux/compiler-gcc.h b/include/linux/compiler-gcc.h
index ba207deb77ca..7f2c2bb73815 100644
--- a/include/linux/compiler-gcc.h
+++ b/include/linux/compiler-gcc.h
@@ -90,11 +90,7 @@
#define __no_sanitize_thread
#endif
-#if __has_attribute(__no_sanitize_undefined__)
#define __no_sanitize_undefined __attribute__((__no_sanitize_undefined__))
-#else
-#define __no_sanitize_undefined
-#endif
#if defined(CONFIG_KCOV) && __has_attribute(__no_sanitize_coverage__)
#define __no_sanitize_coverage __attribute__((__no_sanitize_coverage__))