The following is more informational than anything as far
as I'm concerned. But there may be implications that I'm
unaware of. (I sometimes experiment with toolchain use
to see what the current status is for such use.)
In attempting to buildworld buildkernel via
powerpc-unknown-freebsd13.0-gcc9 (via amd64->powerpc
cross build):
--- all_subdir_iflib ---
/usr/src/sys/net/iflib.c:1258:41: error: statement with no effect
[-Werror=unused-value]
1258 | #define iflib_netmap_txq_init(ctx, txq) (0)
| ^
/usr/src/sys/net/iflib.c:2357:3: note: in expansion of macro
'iflib_netmap_txq_init'
2357 | iflib_netmap_txq_init(ctx, txq);
| ^~~~~~~~~~~~~~~~~~~~~
. . .
--- all_subdir_iflib ---
*** [iflib.o] Error code 1
make[4]: stopped in /usr/src/sys/modules/iflib
.ERROR_TARGET='iflib.o'
.ERROR_META_FILE='/usr/obj/powerpcvtsc_xtoolchain-gcc/powerpc.powerpc/usr/src/powerpc.powerpc/sys/GENERICvtsc-NODBG/modules/usr/src/sys/modules/iflib/iflib.o.meta'
.MAKE.LEVEL='4'
MAKEFILE=''
.MAKE.MODE='meta missing-filemon=yes missing-meta=yes silent=yes verbose'
_ERROR_CMD='/usr/local/bin/powerpc-unknown-freebsd13.0-gcc9
--sysroot=/usr/obj/powerpcvtsc_xtoolchain-gcc/powerpc.powerpc/usr/src/powerpc.powerpc/tmp
-B/usr/local/powerpc-unknown-freebsd13.0/bin/ -O2 -pipe -fno-common
-fno-strict-aliasing -Werror -D_KERNEL -DKLD_MODULE -DKLD_TIED -nostdinc
-DHAVE_KERNEL_OPTION_HEADERS -include
/usr/obj/powerpcvtsc_xtoolchain-gcc/powerpc.powerpc/usr/src/powerpc.powerpc/sys/GENERICvtsc-NODBG/opt_global.h
-I. -I/usr/src/sys -I/usr/src/sys/contrib/ck/include -fno-common -g -fPIC
-mlongcall -fno-omit-frame-pointer
-fdebug-prefix-map=./machine=/usr/src/sys/powerpc/include
-I/usr/obj/powerpcvtsc_xtoolchain-gcc/powerpc.powerpc/usr/src/powerpc.powerpc/sys/GENERICvtsc-NODBG
-mno-altivec -msoft-float -ffreestanding -fwrapv -fstack-protector
-gdwarf-2 -Wall -Wredundant-decls -Wnested-externs -Wstrict-prototypes
-Wmissing-prototypes -Wpointer-arith -Wcast-qual -Wundef -Wno-pointer-sign
-fformat-extensions -Wmissing-include-dirs -fdiagnostics-show-option
-Wno-unknown-pragmas -Wno-error=address
-Wno-error=aggressive-loop-optimizations -Wno-error=array-bounds
-Wno-error=attributes -Wno-error=cast-qual -Wno-error=enum-compare
-Wno-error=inline -Wno-error=maybe-uninitialized
-Wno-error=misleading-indentation -Wno-error=nonnull-compare
-Wno-error=overflow -Wno-error=sequence-point -Wno-error=shift-overflow
-Wno-error=tautological-compare -Wno-unused-but-set-variable
-Wno-error=stringop-overflow -Wno-error=memset-elt-size
-Wno-error=packed-not-aligned -Wno-address-of-packed-member
-Wno-format-zero-length -v -finline-limit=15000 -fms-extensions --param
inline-unit-growth=100 --param large-function-growth=1000 -std=iso9899:1999 -c
/usr/src/sys/net/iflib.c -o iflib.o; ctfconvert -L VERSION -g iflib.o;'
.CURDIR='/usr/src/sys/modules/iflib'
.MAKE='make'
.OBJDIR='/usr/obj/powerpcvtsc_xtoolchain-gcc/powerpc.powerpc/usr/src/powerpc.powerpc/sys/GENERICvtsc-NODBG/modules/usr/src/sys/modules/iflib'
.TARGETS='all'
DESTDIR=''
LD_LIBRARY_PATH=''
MACHINE='powerpc'
MACHINE_ARCH='powerpc'
MAKEOBJDIRPREFIX='/usr/obj/powerpcvtsc_xtoolchain-gcc/powerpc.powerpc/usr/src/powerpc.powerpc/sys/GENERICvtsc-NODBG/modules'
MAKESYSPATH='/usr/src/share/mk'
MAKE_VERSION='20200606'
PATH='/usr/obj/powerpcvtsc_xtoolchain-gcc/powerpc.powerpc/usr/src/powerpc.powerpc/tmp/usr/sbin:/usr/obj/powerpcvtsc_xtoolchain-gcc/powerpc.powerpc/usr/src/powerpc.powerpc/tmp/usr/bin:/usr/obj/powerpcvtsc_xtoolchain-gcc/powerpc.powerpc/usr/src/powerpc.powerpc/tmp/legacy/usr/sbin:/usr/obj/powerpcvtsc_xtoolchain-gcc/powerpc.powerpc/usr/src/powerpc.powerpc/tmp/legacy/usr/bin:/usr/obj/powerpcvtsc_xtoolchain-gcc/powerpc.powerpc/usr/src/powerpc.powerpc/tmp/legacy/bin:/usr/obj/powerpcvtsc_xtoolchain-gcc/powerpc.powerpc/usr/src/powerpc.powerpc/tmp/legacy/usr/libexec::/sbin:/bin:/usr/sbin:/usr/bin'
SRCTOP='/usr/src'
OBJTOP='/usr/obj/powerpcvtsc_xtoolchain-gcc/powerpc.powerpc/usr/src/powerpc.powerpc/sys/GENERICvtsc-NODBG/modules/usr/src'
.MAKE.MAKEFILES='/usr/src/share/mk/sys.mk /usr/src/share/mk/local.sys.env.mk
/usr/src/share/mk/src.sys.env.mk
/root/src.configs/src.conf.powerpc-xtoolchain-gcc.amd64-host
/usr/src/share/mk/bsd.mkopt.mk /usr/src/share/mk/src.sys.obj.mk
/usr/src/share/mk/auto.obj.mk /usr/src/share/mk/bsd.suffixes.mk
/root/src.configs/make.conf /usr/src/share/mk/local.sys.mk
/usr/src/share/mk/src.sys.mk /dev/null /usr/src/sys/modules/iflib/Makefile
/usr/src/share/mk/bsd.kmod.mk /usr/src/share/mk/bsd.sysdir.mk
/usr/src/sys/conf/kmod.mk /usr/src/sys/conf/kmod.opts.mk
/usr/src/share/mk/bsd.init.mk /usr/src/share/mk/bsd.opts.mk
/usr/src/share/mk/bsd.cpu.mk /usr/src/share/mk/local.init.mk
/usr/src/share/mk/src.init.mk /usr/src/sys/modules/iflib/../Makefile.inc
/usr/src/share/mk/bsd.own.mk /usr/src/share/mk/bsd.compiler.mk
/usr/src/share/mk/bsd.linker.mk /usr/src/sys/conf/kern.opts.mk
/usr/src/sys/conf/config.mk /usr/src/share/mk/bsd.links.mk
/usr/src/share/mk/bsd.dep.mk /usr/src/share/mk/bsd.clang-analyze.mk
/usr/src/share/mk/bsd.obj.mk /usr/src/share/mk/bsd.subdir.mk
/usr/src/sys/conf/kern.mk'
.PATH='. /usr/src/sys/modules/iflib /usr/src/sys/net
/usr/obj/powerpcvtsc_xtoolchain-gcc/powerpc.powerpc/usr/src/powerpc.powerpc/sys/GENERICvtsc-NODBG'
1 error
===
Mark Millard
marklmi at yahoo.com
( dsl-only.net went
away in early 2018-Mar)
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