* [LTP] [PATCH 1/2] tools/sparse: Update to v0.6.4 @ 2022-04-12 11:06 Richard Palethorpe via ltp 2022-04-12 11:06 ` [LTP] [PATCH 2/2] tools/sparse: Allow null pointer subtraction Richard Palethorpe via ltp 2022-04-14 15:32 ` [LTP] [PATCH 1/2] tools/sparse: Update to v0.6.4 Petr Vorel 0 siblings, 2 replies; 4+ messages in thread From: Richard Palethorpe via ltp @ 2022-04-12 11:06 UTC (permalink / raw) To: ltp; +Cc: Richard Palethorpe Use the latest version of Sparse upstream. Signed-off-by: Richard Palethorpe <rpalethorpe@suse.com> --- tools/sparse/sparse-src | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/tools/sparse/sparse-src b/tools/sparse/sparse-src index 8af243292..c4706aa76 160000 --- a/tools/sparse/sparse-src +++ b/tools/sparse/sparse-src @@ -1 +1 @@ -Subproject commit 8af2432923486c753ab52cae70b94ee684121080 +Subproject commit c4706aa764f3ae68258ba60be6325a5662900362 -- 2.35.1 -- Mailing list info: https://lists.linux.it/listinfo/ltp ^ permalink raw reply related [flat|nested] 4+ messages in thread
* [LTP] [PATCH 2/2] tools/sparse: Allow null pointer subtraction 2022-04-12 11:06 [LTP] [PATCH 1/2] tools/sparse: Update to v0.6.4 Richard Palethorpe via ltp @ 2022-04-12 11:06 ` Richard Palethorpe via ltp 2022-04-14 15:35 ` Petr Vorel 2022-04-14 15:32 ` [LTP] [PATCH 1/2] tools/sparse: Update to v0.6.4 Petr Vorel 1 sibling, 1 reply; 4+ messages in thread From: Richard Palethorpe via ltp @ 2022-04-12 11:06 UTC (permalink / raw) To: ltp; +Cc: Richard Palethorpe Used for the offsetof trick. Technically it is undefined behavior. A patch to Sparse is waiting upstream: https://lore.kernel.org/linux-sparse/20220321112119.23308-1-rpalethorpe@suse.com/T/#u In the meantime we can disable the warning to make it compile. Signed-off-by: Richard Palethorpe <rpalethorpe@suse.com> --- tools/sparse/Makefile | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/tools/sparse/Makefile b/tools/sparse/Makefile index 4247dd86e..d35c9cabf 100644 --- a/tools/sparse/Makefile +++ b/tools/sparse/Makefile @@ -20,7 +20,7 @@ $(SPARSE_SRC)/libsparse.a: $(SPARSE_SRC)/Makefile HOST_MAKE_TARGETS := sparse-ltp MAKE_DEPS += $(SPARSE_SRC)/libsparse.a -HOST_CFLAGS += -I$(SPARSE_SRC) -Werror +HOST_CFLAGS += -I$(SPARSE_SRC) -Werror -Wno-null-pointer-subtraction HOST_LDLIBS += $(SPARSE_SRC)/libsparse.a -- 2.35.1 -- Mailing list info: https://lists.linux.it/listinfo/ltp ^ permalink raw reply related [flat|nested] 4+ messages in thread
* Re: [LTP] [PATCH 2/2] tools/sparse: Allow null pointer subtraction 2022-04-12 11:06 ` [LTP] [PATCH 2/2] tools/sparse: Allow null pointer subtraction Richard Palethorpe via ltp @ 2022-04-14 15:35 ` Petr Vorel 0 siblings, 0 replies; 4+ messages in thread From: Petr Vorel @ 2022-04-14 15:35 UTC (permalink / raw) To: Richard Palethorpe; +Cc: ltp Hi Richie, Reviewed-by: Petr Vorel <pvorel@suse.cz> Fortunately we can workaround the issue with compiler flag. Hopefully we never need to fork remote repo due need to add a patch to source code. Kind regards, Petr -- Mailing list info: https://lists.linux.it/listinfo/ltp ^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: [LTP] [PATCH 1/2] tools/sparse: Update to v0.6.4 2022-04-12 11:06 [LTP] [PATCH 1/2] tools/sparse: Update to v0.6.4 Richard Palethorpe via ltp 2022-04-12 11:06 ` [LTP] [PATCH 2/2] tools/sparse: Allow null pointer subtraction Richard Palethorpe via ltp @ 2022-04-14 15:32 ` Petr Vorel 1 sibling, 0 replies; 4+ messages in thread From: Petr Vorel @ 2022-04-14 15:32 UTC (permalink / raw) To: Richard Palethorpe; +Cc: ltp Hi Richie, obviously correct. Reviewed-by: Petr Vorel <pvorel@suse.cz> Kind regards, Petr -- Mailing list info: https://lists.linux.it/listinfo/ltp ^ permalink raw reply [flat|nested] 4+ messages in thread
end of thread, other threads:[~2022-04-14 15:35 UTC | newest] Thread overview: 4+ messages (download: mbox.gz follow: Atom feed -- links below jump to the message on this page -- 2022-04-12 11:06 [LTP] [PATCH 1/2] tools/sparse: Update to v0.6.4 Richard Palethorpe via ltp 2022-04-12 11:06 ` [LTP] [PATCH 2/2] tools/sparse: Allow null pointer subtraction Richard Palethorpe via ltp 2022-04-14 15:35 ` Petr Vorel 2022-04-14 15:32 ` [LTP] [PATCH 1/2] tools/sparse: Update to v0.6.4 Petr Vorel
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