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authorJonathan Corbet <corbet@lwn.net>2021-10-04 16:44:16 -0600
committerJonathan Corbet <corbet@lwn.net>2021-10-04 16:44:16 -0600
commitb718f9d919d16fb7b97a890f74d34593d9cecd20 (patch)
treeed38d58283ae36e0478bac2e0d244e06dbcc2f1c /include/linux/compiler-clang.h
parent250a0a5ba9d2cfbdb7c77b421ff1e03d630bea46 (diff)
parent9e1ff307c779ce1f0f810c7ecce3d95bbae40896 (diff)
Merge tag 'v5.15-rc4' into docs-next
This is needed to get a docs fix that entered via the DRM tree; testers have requested it so that PDF builds in docs-next work again.
Diffstat (limited to 'include/linux/compiler-clang.h')
-rw-r--r--include/linux/compiler-clang.h13
1 files changed, 0 insertions, 13 deletions
diff --git a/include/linux/compiler-clang.h b/include/linux/compiler-clang.h
index 49b0ac8b6fd3..3c4de9b6c6e3 100644
--- a/include/linux/compiler-clang.h
+++ b/include/linux/compiler-clang.h
@@ -62,19 +62,6 @@
#define __no_sanitize_coverage
#endif
-/*
- * Not all versions of clang implement the type-generic versions
- * of the builtin overflow checkers. Fortunately, clang implements
- * __has_builtin allowing us to avoid awkward version
- * checks. Unfortunately, we don't know which version of gcc clang
- * pretends to be, so the macro may or may not be defined.
- */
-#if __has_builtin(__builtin_mul_overflow) && \
- __has_builtin(__builtin_add_overflow) && \
- __has_builtin(__builtin_sub_overflow)
-#define COMPILER_HAS_GENERIC_BUILTIN_OVERFLOW 1
-#endif
-
#if __has_feature(shadow_call_stack)
# define __noscs __attribute__((__no_sanitize__("shadow-call-stack")))
#endif