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authorArnaldo Carvalho de Melo <acme@redhat.com>2020-07-08 19:49:15 +0300
committerArnaldo Carvalho de Melo <acme@redhat.com>2020-07-08 19:49:15 +0300
commitfacbf0b9820f34f14b54f567862b4a96e910f468 (patch)
treeee65e875e4167dd903f2745cfbf6b2735fd1cd9e /include/linux/compiler-clang.h
parent19bf119ccfa071b73a54465e8082ab2c8f8c30eb (diff)
parentdcde237b9b0eb1d19306e6f48c0a4e058907619f (diff)
downloadlinux-facbf0b9820f34f14b54f567862b4a96e910f468.tar.xz
Merge remote-tracking branch 'torvalds/master' into perf/core
To pick up fixes and move perf/core forward, minor conflict as perf_evlist__add_dummy() lost its 'perf_' prefix as it operates on a 'struct evlist', not on a 'struct perf_evlist', i.e. its tools/perf/ specific, it is not in libperf. Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'include/linux/compiler-clang.h')
-rw-r--r--include/linux/compiler-clang.h8
1 files changed, 8 insertions, 0 deletions
diff --git a/include/linux/compiler-clang.h b/include/linux/compiler-clang.h
index ee37256ec8bd..5e55302e3bf6 100644
--- a/include/linux/compiler-clang.h
+++ b/include/linux/compiler-clang.h
@@ -33,6 +33,14 @@
#define __no_sanitize_thread
#endif
+#if __has_feature(undefined_behavior_sanitizer)
+/* GCC does not have __SANITIZE_UNDEFINED__ */
+#define __no_sanitize_undefined \
+ __attribute__((no_sanitize("undefined")))
+#else
+#define __no_sanitize_undefined
+#endif
+
/*
* Not all versions of clang implement the the type-generic versions
* of the builtin overflow checkers. Fortunately, clang implements