kbuild: compute false-positive -Wmaybe-uninitialized cases in Kconfig

[people/arne_f/kernel.git] / Makefile

diff --git a/Makefile b/Makefile
index 3e8eaabf2bcbdc5079d821a06b312c90e0a2627f..f384d4e29dfc08a83bcde560d5d338ba62dc2d43 100644 (file)
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
 # SPDX-License-Identifier: GPL-2.0
 VERSION = 4
 PATCHLEVEL = 14
-SUBLEVEL = 167
+SUBLEVEL = 180
 EXTRAVERSION =
 NAME = Petit Gorille
 
@@ -656,17 +656,14 @@ KBUILD_CFLAGS     += $(call cc-disable-warning, address-of-packed-member)
 KBUILD_CFLAGS  += $(call cc-disable-warning, attribute-alias)
 
 ifdef CONFIG_CC_OPTIMIZE_FOR_SIZE
-KBUILD_CFLAGS  += -Os $(call cc-disable-warning,maybe-uninitialized,)
-else
-ifdef CONFIG_PROFILE_ALL_BRANCHES
-KBUILD_CFLAGS  += -O2 $(call cc-disable-warning,maybe-uninitialized,)
+KBUILD_CFLAGS   += -Os
 else
 KBUILD_CFLAGS   += -O2
 endif
-endif
 
-KBUILD_CFLAGS += $(call cc-ifversion, -lt, 0409, \
-                       $(call cc-disable-warning,maybe-uninitialized,))
+ifdef CONFIG_CC_DISABLE_WARN_MAYBE_UNINITIALIZED
+KBUILD_CFLAGS   += -Wno-maybe-uninitialized
+endif
 
 # Tell gcc to never replace conditional load with a non-conditional one
 KBUILD_CFLAGS  += $(call cc-option,--param=allow-store-data-races=0)
@@ -971,6 +968,7 @@ ifdef CONFIG_STACK_VALIDATION
   endif
 endif
 
+PHONY += prepare0
 
 ifeq ($(KBUILD_EXTMOD),)
 core-y         += kernel/ certs/ mm/ fs/ ipc/ security/ crypto/ block/
@@ -1065,8 +1063,7 @@ include/config/kernel.release: include/config/auto.conf FORCE
 # archprepare is used in arch Makefiles and when processed asm symlink,
 # version.h and scripts_basic is processed / created.
 
-# Listed in dependency order
-PHONY += prepare archprepare prepare0 prepare1 prepare2 prepare3
+PHONY += prepare archprepare prepare1 prepare2 prepare3
 
 # prepare3 is used to check if we are building in a separate output directory,
 # and if so do: