extrawarn: move -Wrestrict into W=1 warnings

There are few of these, so enable them whenever W=1 is enabled.

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
This commit is contained in:
Arnd Bergmann 2023-08-11 16:03:24 +02:00 committed by Masahiro Yamada
parent 6d4ab2e97d
commit 26030cb984

View File

@ -54,9 +54,6 @@ KBUILD_CFLAGS += -Wno-pointer-sign
# globally built with -Wcast-function-type. # globally built with -Wcast-function-type.
KBUILD_CFLAGS += $(call cc-option, -Wcast-function-type) KBUILD_CFLAGS += $(call cc-option, -Wcast-function-type)
# Another good warning that we'll want to enable eventually
KBUILD_CFLAGS += $(call cc-disable-warning, restrict)
# The allocators already balk at large sizes, so silence the compiler # The allocators already balk at large sizes, so silence the compiler
# warnings for bounds checks involving those possible values. While # warnings for bounds checks involving those possible values. While
# -Wno-alloc-size-larger-than would normally be used here, earlier versions # -Wno-alloc-size-larger-than would normally be used here, earlier versions
@ -99,6 +96,7 @@ ifneq ($(findstring 1, $(KBUILD_EXTRA_WARN)),)
KBUILD_CFLAGS += -Wextra -Wunused -Wno-unused-parameter KBUILD_CFLAGS += -Wextra -Wunused -Wno-unused-parameter
KBUILD_CFLAGS += -Wmissing-declarations KBUILD_CFLAGS += -Wmissing-declarations
KBUILD_CFLAGS += $(call cc-option, -Wrestrict)
KBUILD_CFLAGS += -Wmissing-format-attribute KBUILD_CFLAGS += -Wmissing-format-attribute
KBUILD_CFLAGS += -Wmissing-prototypes KBUILD_CFLAGS += -Wmissing-prototypes
KBUILD_CFLAGS += -Wold-style-definition KBUILD_CFLAGS += -Wold-style-definition
@ -120,6 +118,7 @@ else
# Suppress them by using -Wno... except for W=1. # Suppress them by using -Wno... except for W=1.
KBUILD_CFLAGS += $(call cc-disable-warning, unused-but-set-variable) KBUILD_CFLAGS += $(call cc-disable-warning, unused-but-set-variable)
KBUILD_CFLAGS += $(call cc-disable-warning, unused-const-variable) KBUILD_CFLAGS += $(call cc-disable-warning, unused-const-variable)
KBUILD_CFLAGS += $(call cc-disable-warning, restrict)
KBUILD_CFLAGS += $(call cc-disable-warning, packed-not-aligned) KBUILD_CFLAGS += $(call cc-disable-warning, packed-not-aligned)
KBUILD_CFLAGS += $(call cc-disable-warning, format-overflow) KBUILD_CFLAGS += $(call cc-disable-warning, format-overflow)
KBUILD_CFLAGS += $(call cc-disable-warning, format-truncation) KBUILD_CFLAGS += $(call cc-disable-warning, format-truncation)