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disable -Wold-style-definition for gcc 3.x

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This commit is contained in:
Denis Vlasenko
2007-01-29 17:08:51 +00:00
parent fe7a9f1277
commit c562bb7487
3 changed files with 28 additions and 7 deletions
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8
Makefile.flags
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@@ -20,16 +20,22 @@ CFLAGS += $(call cc-option,-Wall -Wshadow,)
ifeq ($(CONFIG_WERROR),y)
CFLAGS += $(call cc-option,-Werror,)
endif
CFLAGS += $(call cc-option,-Wundef -Wold-style-definition -Wstrict-prototypes,)
CFLAGS += $(call cc-option,-Wundef -Wstrict-prototypes,)
# If you want to add "-Wmissing-prototypes -Wmissing-declarations" above
# (or anything else for that matter) make sure that it is still possible
# to build bbox without warnings. Current offender: find.c:alloc_action().
# Looks more like gcc bug: gcc will warn on it with or without prototype.
# But still, warning-free compile is a must, or else we will drown
# in warnings pretty soon.
# gcc 3.x emits bogus "old style proto" warning on find.c:alloc_action()
CFLAGS += $(call cc-ifversion, -ge, 0400, -Wold-style-definition)
# gcc emits bogus "no prev proto" warning on find.c:alloc_action()
ifneq ($(CONFIG_WERROR),y)
CFLAGS += $(call cc-option,-Wmissing-prototypes -Wmissing-declarations,)
endif
CFLAGS += $(call cc-option,-Os -fno-builtin-strlen -finline-limit=0 -fomit-frame-pointer -ffunction-sections -fdata-sections,)
# -fno-guess-branch-probability: prohibit pseudo-random guessing
# of branch probabilities (hopefully makes bloatcheck more stable):