1# $FreeBSD: src/share/mk/bsd.kern.mk,v 1.17.2.1 2001/08/01 16:56:56 obrien Exp $ 2# $DragonFly: src/sys/conf/bsd.kern.mk,v 1.9 2006/07/02 00:57:14 corecode Exp $ 3 4# 5# Warning flags for compiling the kernel and components of the kernel. 6# 7# Note that the newly added -Wcast-qual is responsible for generating 8# most of the remaining warnings. Warnings introduced with -Wall will 9# also pop up, but are easier to fix. 10# 11CWARNFLAGS?= -Wall -Wredundant-decls -Wnested-externs -Wstrict-prototypes \ 12 -Wmissing-prototypes -Wpointer-arith -Winline -Wcast-qual \ 13 -ansi 14# 15# The following flags are next up for working on: 16# -W 17# 18# When working on removing warnings from code, the `-Werror' flag should be 19# of material assistance. 20# 21 22CFLAGS+= -finline-limit=${INLINE_LIMIT} 23CFLAGS+= --param inline-unit-growth=100 24CFLAGS+= --param large-function-growth=1000 25 26# Require the proper use of 'extern' for variables. -fno-common will 27# cause duplicate declarations to generate a link error. 28# 29CFLAGS+= -fno-common 30 31# Prevent GCC 3.x from making certain libc based inline optimizations 32# 33CFLAGS+= -ffreestanding 34 35.include "kern-${MACHINE_ARCH}.mk" 36