Hi Linus, I am now mainly using gcc v8.2 for my builds and -Wstringop-truncation causes so many warnings that I am sure to miss others, so I have applied the below to my fixes tree until the noise reduces. From: Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx> Date: Fri, 31 Aug 2018 07:47:28 +1000 Subject: [PATCH] disable stringop truncation warnings for now They are too noisy Signed-off-by: Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx> --- Makefile | 3 +++ 1 file changed, 3 insertions(+) diff --git a/Makefile b/Makefile index 2b458801ba74..a34a9283ee90 100644 --- a/Makefile +++ b/Makefile @@ -807,6 +807,9 @@ KBUILD_CFLAGS += $(call cc-option,-Wdeclaration-after-statement,) # disable pointer signed / unsigned warnings in gcc 4.0 KBUILD_CFLAGS += $(call cc-disable-warning, pointer-sign) +# disable stringop warnings in gcc 8+ +KBUILD_CFLAGS += $(call cc-disable-warning, stringop-truncation) + # disable invalid "can't wrap" optimizations for signed / pointers KBUILD_CFLAGS += $(call cc-option,-fno-strict-overflow) -- 2.19.0.rc1 -- Cheers, Stephen Rothwell
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