1# $FreeBSD: src/share/mk/bsd.kern.mk,v 1.17.2.1 2001/08/01 16:56:56 obrien Exp $ 2 3# 4# Warning flags for compiling the kernel and components of the kernel. 5# 6# Note that the newly added -Wcast-qual is responsible for generating 7# most of the remaining warnings. Warnings introduced with -Wall will 8# also pop up, but are easier to fix. 9# 10CWARNFLAGS?= -Wall -Wredundant-decls -Wnested-externs -Wstrict-prototypes \ 11 -Wmissing-prototypes -Wpointer-arith -Winline -Wcast-qual \ 12 -std=c99 13# 14# The following flags are next up for working on: 15# -W 16# 17# When working on removing warnings from code, the `-Werror' flag should be 18# of material assistance. 19# 20 21CFLAGS+= -finline-limit=${INLINE_LIMIT} 22CFLAGS+= --param inline-unit-growth=100 23CFLAGS+= --param large-function-growth=1000 24 25# Require the proper use of 'extern' for variables. -fno-common will 26# cause duplicate declarations to generate a link error. 27# 28CFLAGS+= -fno-common 29 30# Prevent GCC 3.x from making certain libc based inline optimizations 31# 32CFLAGS+= -ffreestanding 33 34.include "../platform/${MACHINE_PLATFORM}/conf/kern.mk" 35