[PATCH 09/10] compiler-gcc.h: drop checks for older GCC versions

From: Nick Desaulniers
Date: Fri Sep 10 2021 - 19:41:53 EST


Now that GCC 5.1 is the minimally supported default, drop the values we
don't use.

Signed-off-by: Nick Desaulniers <ndesaulniers@xxxxxxxxxx>
---
include/linux/compiler-gcc.h | 4 +---
tools/include/linux/compiler-gcc.h | 4 +---
2 files changed, 2 insertions(+), 6 deletions(-)

diff --git a/include/linux/compiler-gcc.h b/include/linux/compiler-gcc.h
index 3f7f6fa0e051..fd82ce169ce9 100644
--- a/include/linux/compiler-gcc.h
+++ b/include/linux/compiler-gcc.h
@@ -98,10 +98,8 @@

#if GCC_VERSION >= 70000
#define KASAN_ABI_VERSION 5
-#elif GCC_VERSION >= 50000
+#else
#define KASAN_ABI_VERSION 4
-#elif GCC_VERSION >= 40902
-#define KASAN_ABI_VERSION 3
#endif

#if __has_attribute(__no_sanitize_address__)
diff --git a/tools/include/linux/compiler-gcc.h b/tools/include/linux/compiler-gcc.h
index a590a1dfafd9..43d9a46d36f0 100644
--- a/tools/include/linux/compiler-gcc.h
+++ b/tools/include/linux/compiler-gcc.h
@@ -16,9 +16,7 @@
# define __fallthrough __attribute__ ((fallthrough))
#endif

-#if GCC_VERSION >= 40300
-# define __compiletime_error(message) __attribute__((error(message)))
-#endif /* GCC_VERSION >= 40300 */
+#define __compiletime_error(message) __attribute__((error(message)))

/* &a[0] degrades to a pointer: a different type from an array */
#define __must_be_array(a) BUILD_BUG_ON_ZERO(__same_type((a), &(a)[0]))
--
2.33.0.309.g3052b89438-goog