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Subject[PATCH 4/5] compiler-gcc: remove attribute support check for `__no_sanitize_undefined__`
Date
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
Signed-off-by: Miguel Ojeda <ojeda@kernel.org>
---
include/linux/compiler-gcc.h | 4 ----
1 file changed, 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__))
--
2.38.1
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