[PATCH 2/5] compiler-gcc: remove attribute support check for `__no_sanitize_address__`

From: Miguel Ojeda
Date: Fri Oct 21 2022 - 08:00:36 EST


The attribute was added in GCC 4.8, while the minimum GCC version
supported by the kernel is GCC 5.1.

Therefore, remove the check.

Link: https://godbolt.org/z/84v56vcn8
Signed-off-by: Miguel Ojeda <ojeda@xxxxxxxxxx>
---
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 b9530d3515ac..bfce7f4d0978 100644
--- a/include/linux/compiler-gcc.h
+++ b/include/linux/compiler-gcc.h
@@ -82,11 +82,7 @@
#define __noscs __attribute__((__no_sanitize__("shadow-call-stack")))
#endif

-#if __has_attribute(__no_sanitize_address__)
#define __no_sanitize_address __attribute__((__no_sanitize_address__))
-#else
-#define __no_sanitize_address
-#endif

#if defined(__SANITIZE_THREAD__) && __has_attribute(__no_sanitize_thread__)
#define __no_sanitize_thread __attribute__((__no_sanitize_thread__))
--
2.38.1