kernel: Some adjustments for the GCC 4.1 removal in Makefiles.
[dragonfly.git] / sys / conf / bsd.kern.mk
1 # $FreeBSD: src/share/mk/bsd.kern.mk,v 1.17.2.1 2001/08/01 16:56:56 obrien Exp $
2
3 # Warning flags for compiling the kernel and components of the kernel.
4 #
5 # Note that -Werror is on by default. To turn it off, e.g. when working
6 # on adding new warning options, NO_WERROR in make.conf (or on make(1)'s
7 # command line) should be of material assistance.
8 #
9
10 CWARNFLAGS?=    -Wall -Wredundant-decls -Wnested-externs -Wstrict-prototypes \
11                 -Wmissing-prototypes -Wpointer-arith -Winline -Wcast-qual \
12                 -Wold-style-definition -Wold-style-declaration \
13                 -Wno-pointer-sign -std=c99
14
15 CFLAGS+= -finline-limit=${INLINE_LIMIT}
16 CFLAGS+= --param inline-unit-growth=100
17 CFLAGS+= --param large-function-growth=1000
18
19 # Require the proper use of 'extern' for variables.  -fno-common will
20 # cause duplicate declarations to generate a link error.
21 #
22 CFLAGS+=        -fno-common
23
24 # Prevent GCC 3.x from making certain libc based inline optimizations
25 #
26 CFLAGS+=        -ffreestanding
27
28 .include "../platform/${MACHINE_PLATFORM}/conf/kern.mk"