This is no longer a valid option in clang, it was removed in 3.5, which we don't support. https://github.com/llvm/llvm-project/commit/cb3f812b6b9fab8f3b41414f24e90222170417b4 Signed-off-by: Nathan Chancellor <natechancellor@xxxxxxxxx> --- Let me know if you want this incremental to your patch. I figured it made more sense to remove this then do the cc-option/cc-disable-warning removal because it will simplify the commit message. Makefile | 1 - 1 file changed, 1 deletion(-) diff --git a/Makefile b/Makefile index d24f5a8009ee..e4788eb2c9b9 100644 --- a/Makefile +++ b/Makefile @@ -740,7 +740,6 @@ KBUILD_CFLAGS += $(call cc-disable-warning, tautological-compare) # source of a reference will be _MergedGlobals and not on of the whitelisted names. # See modpost pattern 2 KBUILD_CFLAGS += $(call cc-option, -mno-global-merge,) -KBUILD_CFLAGS += $(call cc-option, -fcatch-undefined-behavior) else # These warnings generated too much noise in a regular build. -- 2.21.0