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 #
   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 #
  10 CWARNFLAGS?=    -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
  21 CFLAGS+= -finline-limit=${INLINE_LIMIT}
  22 CFLAGS+= --param inline-unit-growth=100
  23 CFLAGS+= --param large-function-growth=1000
  24
  25 # Require the proper use of 'extern' for variables.  -fno-common will
  26 # cause duplicate declarations to generate a link error.
  27 #
  28 CFLAGS+=        -fno-common
  29
  30 # Prevent GCC 3.x from making certain libc based inline optimizations
  31 #
  32 CFLAGS+=        -ffreestanding
  33
  34 .include "../platform/${MACHINE_PLATFORM}/conf/kern.mk"