Date: Sun, 30 Sep 2012 06:04:48 -0700 From: David Wolfskill <david@catwhisker.org> To: current@freebsd.org Subject: clang reports reports errors (buildkernel @r241067) Message-ID: <20120930130448.GQ1645@albert.catwhisker.org>
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E.g.:
=2E..
=3D=3D=3D> bios (all)
=3D=3D=3D> bios/smapi (all)
ctfconvert -L VERSION -g hdacc.o
clang -O2 -pipe -fno-strict-aliasing -D_KERNEL -DKLD_MODULE -nostdinc -DH=
AVE_KERNEL_OPTION_HEADERS -include /common/S4/obj/usr/src/sys/CANARY/opt_gl=
obal.h -I. -I@ -I@/contrib/altq -fno-common -g -I/common/S4/obj/usr/src/sys=
/CANARY -mno-aes -mno-avx -mno-mmx -mno-sse -msoft-float -ffreestanding -f=
stack-protector -std=3Diso9899:1999 -Qunused-arguments -fstack-protector -W=
all -Wredundant-decls -Wnested-externs -Wstrict-prototypes -Wmissing-proto=
types -Wpointer-arith -Winline -Wcast-qual -Wundef -Wno-pointer-sign -ffor=
mat-extensions -Wmissing-include-dirs -fdiagnostics-show-option -Wno-erro=
r-tautological-compare -Wno-error-empty-body -Wno-error-parentheses-equali=
ty -no-integrated-as -c /usr/src/sys/modules/bios/smapi/../../../i386/bios=
/smapi_bios.S
clang -c -O -pipe -std=3Dc99 -g -Wall -Wredundant-decls -Wnested-externs -=
Wstrict-prototypes -Wmissing-prototypes -Wpointer-arith -Winline -Wcast-qu=
al -Wundef -Wno-pointer-sign -fformat-extensions -Wmissing-include-dirs -=
fdiagnostics-show-option -Wno-error-tautological-compare -Wno-error-empty-=
body -Wno-error-parentheses-equality -nostdinc -I. -I/usr/src/sys -I/usr/=
src/sys/contrib/altq -D_KERNEL -DHAVE_KERNEL_OPTION_HEADERS -include opt_gl=
obal.h -mno-aes -mno-avx -mno-mmx -mno-sse -msoft-float -ffreestanding -fs=
tack-protector -Werror /usr/src/sys/dev/sound/pcm/ac97.c
ctfconvert -L VERSION -g smapi_bios.o
ctfconvert -L VERSION -g ac97.o
clang -O2 -pipe -fno-strict-aliasing -D_KERNEL -DKLD_MODULE -nostdinc -DH=
AVE_KERNEL_OPTION_HEADERS -include /common/S4/obj/usr/src/sys/CANARY/opt_gl=
obal.h -I. -I@ -I@/contrib/altq -fno-common -g -I/common/S4/obj/usr/src/sys=
/CANARY -mno-aes -mno-avx -mno-mmx -mno-sse -msoft-float -ffreestanding -f=
stack-protector -std=3Diso9899:1999 -Qunused-arguments -fstack-protector -W=
all -Wredundant-decls -Wnested-externs -Wstrict-prototypes -Wmissing-proto=
types -Wpointer-arith -Winline -Wcast-qual -Wundef -Wno-pointer-sign -ffor=
mat-extensions -Wmissing-include-dirs -fdiagnostics-show-option -Wno-erro=
r-tautological-compare -Wno-error-empty-body -Wno-error-parentheses-equali=
ty -c /usr/src/sys/modules/bios/smapi/../../../i386/bios/smapi.c
ctfconvert -L VERSION -g hdac.o
/usr/src/sys/modules/bios/smapi/../../../i386/bios/smapi.c:295:3: warning: =
implicit declaration of function 'free' is invalid in C99 [-Wimplicit-funct=
ion-declaration]
free(devs, M_TEMP);
^
/usr/src/sys/modules/bios/smapi/../../../i386/bios/smapi.c:295:14: error: u=
se of undeclared identifier 'M_TEMP'
free(devs, M_TEMP);
^
1 warning and 1 error generated.
clang -c -O -pipe -std=3Dc99 -g -Wall -Wredundant-decls -Wnested-externs -=
Wstrict-prototypes -Wmissing-prototypes -Wpointer-arith -Winline -Wcast-qu=
al -Wundef -Wno-pointer-sign -fformat-extensions -Wmissing-include-dirs -=
fdiagnostics-show-option -Wno-error-tautological-compare -Wno-error-empty-=
body -Wno-error-parentheses-equality -nostdinc -I. -I/usr/src/sys -I/usr/=
src/sys/contrib/altq -D_KERNEL -DHAVE_KERNEL_OPTION_HEADERS -include opt_gl=
obal.h -mno-aes -mno-avx -mno-mmx -mno-sse -msoft-float -ffreestanding -fs=
tack-protector -Werror /usr/src/sys/dev/sound/pcm/ac97_patch.c
*** [smapi.o] Error code 1
1 error
*** [all] Error code 2
1 error
*** [all] Error code 2
1 error
*** [modules-all] Error code 2
clang -c -O -pipe -std=3Dc99 -g -Wall -Wredundant-decls -Wnested-externs -=
Wstrict-prototypes -Wmissing-prototypes -Wpointer-arith -Winline -Wcast-qu=
al -Wundef -Wno-pointer-sign -fformat-extensions -Wmissing-include-dirs -=
fdiagnostics-show-option -Wno-error-tautological-compare -Wno-error-empty-=
body -Wno-error-parentheses-equality -nostdinc -I. -I/usr/src/sys -I/usr/=
src/sys/contrib/altq -D_KERNEL -DHAVE_KERNEL_OPTION_HEADERS -include opt_gl=
obal.h -mno-aes -mno-avx -mno-mmx -mno-sse -msoft-float -ffreestanding -fs=
tack-protector -Werror /usr/src/sys/dev/sound/pcm/channel.c
ctfconvert -L VERSION -g ac97_patch.o
ctfconvert -L VERSION -g channel.o
ctfconvert -L VERSION -g hdaa.o
1 error
*** [buildkernel] Error code 2
1 error
*** [buildkernel] Error code 2
1 error
It looks to me as if sys/i386/bios/smapi.c lacks
#include <sys/types.h>
#include <sys/malloc.h>
(ref. free(9)) -- but I'm not all that much of a kernel hacker, so
I may well be off-base here.
Peace,
david
--=20
David H. Wolfskill david@catwhisker.org
Depriving a girl or boy of an opportunity for education is evil.
See http://www.catwhisker.org/~david/publickey.gpg for my public key.
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