1 #!/bin/sh 2 # $NetBSD: mknative-gcc,v 1.121 2025/09/17 02:17:51 mrg Exp $ 3 # 4 # Shell script for generating all the constants needed for a native 5 # platform build of gcc. 6 # 7 # This version is for GCC 14.3 8 9 # initialise 10 11 _TMPDIR=$2 12 _TOP=$3 13 _SRC=$4 14 _PLATFORM=$5 15 _MACHINE_ARCH=$6 16 _DESTDIR=$7 17 _TOOLDIR=$8 18 _VPATH=`grep VPATH ${_TMPDIR}/Makefile | sed 's,^.*=[ ]*,,'` 19 _GNU_DIST=`cd ${_VPATH}; pwd` 20 21 if [ -z "$_DESTDIR" ]; then 22 echo "\$_DESTDIR is empty" 2>&1 23 exit 1 24 fi 25 26 . $_TOP/tools/gcc/mknative.common 27 28 case $0 in 29 *mknative-gcc.old) 30 _OUTDIRBASE="external/gpl3/gcc.old" 31 ;; 32 *) 33 _OUTDIRBASE="external/gpl3/gcc" 34 ;; 35 esac 36 _OUTDIR="$_TOP/$_OUTDIRBASE" 37 38 sanitise_includes () { 39 sed \ 40 -e "s,-I$_DESTDIR/usr/include,,g" \ 41 -e "s,-I$_SRC/external/lgpl3/mpfr/dist/src,,g" \ 42 -e "s,-I$_SRC/external/lgpl3/mpc/dist/src,,g" \ 43 -e "s,-I$_SRC/external/lgpl3/gmp/lib/libgmp/arch/[a-z_0-9-]*,,g" \ 44 -e "s,-I$_TOOLDIR/include,,g" \ 45 -e "s,-I/usr/include/[^ ]*,," 46 } 47 48 ##### lib/libg2c ##### 49 50 get_libg2c () { 51 mkdir -p $_OUTDIR/lib/libg2c3/arch/$_MACHINE_ARCH 52 53 write_c $_OUTDIRBASE/lib/libg2c3/arch/$_MACHINE_ARCH/config.h <$_TMPDIR/$_PLATFORM/libf2c/libU77/config.h 54 write_c $_OUTDIRBASE/lib/libg2c3/arch/$_MACHINE_ARCH/g2c.h <$_TMPDIR/$_PLATFORM/libf2c/g2c.h 55 56 { 57 getvars $_PLATFORM/libf2c/Makefile \ 58 F2CEXT 59 getvars $_PLATFORM/libf2c/libF77/Makefile \ 60 ALL_CFLAGS OBJS 61 getvars $_PLATFORM/libf2c/libI77/Makefile \ 62 ALL_CFLAGS OBJS | sed 's,=,+=,' 63 getvars $_PLATFORM/libf2c/libU77/Makefile \ 64 ALL_CFLAGS OBJS | sed 's,=,+=,' 65 } | write_mk $_OUTDIRBASE/lib/libg2c3/arch/$_MACHINE_ARCH/defs.mk 66 } 67 68 ##### lib/libgcc ##### 69 70 get_libgcc () { 71 _subdir="$1" 72 mkdir -p $_OUTDIR/lib/lib$_subdir/arch 73 74 # DPBIT, FPBIT only used on mn10[23]00, we don't need them. 75 # XXX we should probably grab everything Just In Case for 76 # the future. 77 78 mkdir -p $_OUTDIR/lib/lib$_subdir/arch/$_MACHINE_ARCH 79 cd $_TMPDIR/$_PLATFORM/libgcc 80 { 81 getvars $_PLATFORM/libgcc/Makefile \ 82 INCLUDES \ 83 INTERNAL_CFLAGS \ 84 LIB2ADD LIB2ADDEH LIB2ADD_ST \ 85 LIB1ASMFUNCS LIB1ASMSRC \ 86 LIB2_DIVMOD_FUNCS LIB2FUNCS_ST \ 87 LIB2FUNCS_EXTRA \ 88 LIBGCC2_CFLAGS \ 89 SHLIB_MKMAP SHLIB_MKMAP_OPTS \ 90 SHLIB_MAPFILES SHLIB_NM_FLAGS 91 getvars gcc/Makefile \ 92 NOEXCEPTION_FLAGS EXTRA_HEADERS 93 } | sanitise_includes \ 94 | write_mk $_OUTDIRBASE/lib/lib$_subdir/arch/$_MACHINE_ARCH/defs.mk 95 96 cd $_TMPDIR/$_PLATFORM/libgcc 97 { 98 getvars $_PLATFORM/libgcc/Makefile \ 99 enable_execute_stack \ 100 unwind_header md_unwind_header \ 101 sfp_machine_header thread_header 102 } | sanitise_includes \ 103 | write_mk $_OUTDIRBASE/lib/lib$_subdir/arch/$_MACHINE_ARCH/gthr-defs.mk 104 105 if [ "${_MACHINE_ARCH}" = "m68000" ] 106 then 107 ex <<__EOF__ $_OUTDIR/lib/lib$_subdir/arch/$_MACHINE_ARCH/defs.mk 108 /G_LIBGCC2_CFLAGS/ s/-fPIC// 109 wq 110 __EOF__ 111 fi 112 113 for f in auto-target.h; do 114 write_c $_OUTDIRBASE/lib/lib$_subdir/arch/$_MACHINE_ARCH/$f \ 115 <$_TMPDIR/$_PLATFORM/libgcc/$f 116 done 117 } 118 119 ##### lib/libgcov ##### 120 121 get_libgcov () { 122 _subdir="$1" 123 _mf="$2" 124 125 mkdir -p $_OUTDIR/lib/lib$_subdir/libgcov/arch/$_MACHINE_ARCH 126 127 { 128 getvars $_mf \ 129 LIBGCOV_MERGE \ 130 LIBGCOV_PROFILER \ 131 LIBGCOV_INTERFACE \ 132 LIBGCOV_DRIVER 133 } | write_mk $_OUTDIRBASE/lib/lib$_subdir/libgcov/arch/$_MACHINE_ARCH/defs.mk 134 135 } 136 137 ##### lib/libiberty ##### 138 139 get_gcc_libiberty () { 140 _subdir="$1" 141 _libibertydir="lib/libiberty" 142 mkdir -p $_OUTDIR/$_libibertydir/arch/$_MACHINE_ARCH 143 144 getvars libiberty/Makefile \ 145 ALLOCA EXTRA_OFILES LIBOBJS REQUIRED_OFILES \ 146 | write_mk $_OUTDIRBASE/$_libibertydir/defs.mk 147 148 write_c $_OUTDIRBASE/$_libibertydir/arch/$_MACHINE_ARCH/config.h \ 149 <$_TMPDIR/libiberty/config.h 150 } 151 152 ##### lib/libdecnumber ##### 153 154 get_libdecnumber () { 155 _subdir="$1" 156 157 mkdir -p $_OUTDIR/usr.bin/$_subdir/arch/$_MACHINE_ARCH 158 write_c $_OUTDIRBASE/usr.bin/$_subdir/arch/$_MACHINE_ARCH/config.h \ 159 <$_TMPDIR/libdecnumber/config.h 160 } 161 162 ##### lib/libgomp ##### 163 164 get_libgomp () { 165 _subdir="$1" 166 167 mkdir -p $_OUTDIR/lib/$_subdir/arch/$_MACHINE_ARCH 168 169 getvars $_PLATFORM/libgomp/Makefile \ 170 libgomp_la_SOURCES \ 171 | write_mk $_OUTDIRBASE/lib/$_subdir/defs.mk 172 173 write_c $_OUTDIRBASE/lib/$_subdir/arch/$_MACHINE_ARCH/config.h \ 174 <$_TMPDIR/$_PLATFORM/libgomp/config.h 175 write_c $_OUTDIRBASE/lib/$_subdir/arch/$_MACHINE_ARCH/libgomp_f.h \ 176 <$_TMPDIR/$_PLATFORM/libgomp/libgomp_f.h 177 write_mk $_OUTDIRBASE/lib/$_subdir/arch/$_MACHINE_ARCH/libgomp.spec \ 178 <$_TMPDIR/$_PLATFORM/libgomp/libgomp.spec 179 write_c $_OUTDIRBASE/lib/$_subdir/arch/$_MACHINE_ARCH/omp.h \ 180 <$_TMPDIR/$_PLATFORM/libgomp/omp.h 181 } 182 183 ##### lib/libbacktrace ##### 184 185 get_libbacktrace () { 186 _subdir="$1" 187 188 mkdir -p $_OUTDIR/lib/$_subdir/arch/$_MACHINE_ARCH 189 write_c $_OUTDIRBASE/lib/$_subdir/arch/$_MACHINE_ARCH/config.h \ 190 <$_TMPDIR/$_PLATFORM/$_subdir/config.h 191 write_c $_OUTDIRBASE/lib/$_subdir/arch/$_MACHINE_ARCH/backtrace-supported.h \ 192 <$_TMPDIR/$_PLATFORM/$_subdir/backtrace-supported.h 193 } 194 195 ##### lib/libobjc ##### 196 197 get_libobjc () { 198 _subdir="$1/arch/$_MACHINE_ARCH" 199 _options="ALL_OPT_FILES ALL_OPT_URL_FILES" 200 201 mkdir -p $_OUTDIR/lib/$_subdir 202 203 { 204 if [ -n "$_options" ]; then 205 getvars gcc/Makefile $_options 206 fi 207 getvars $_PLATFORM/libobjc/Makefile \ 208 ALL_CFLAGS INCLUDES OBJC_SOURCE_FILES C_SOURCE_FILES OBJC_H \ 209 | sed "s,$_GNU_DIST,\${GNUHOSTDIST},g" 210 } | sanitise_includes \ 211 | write_mk $_OUTDIRBASE/lib/$_subdir/defs.mk 212 213 write_c $_OUTDIRBASE/lib/$_subdir/config.h \ 214 <$_TMPDIR/$_PLATFORM/libobjc/config.h 215 } 216 217 ##### lib/libstdc++-v3 ##### 218 219 get_libstdcxx_v3 () { 220 _subdir="$1" 221 _ver="$2" 222 223 mkdir -p $_OUTDIR/lib/$_subdir/arch/$_MACHINE_ARCH 224 225 _build_headers="c++config.h" 226 _headers1="backward_headers c_base_headers_extra" 227 _headers1="$_headers1 c_base_headers_extra_install" 228 _headers1="$_headers1 tr1_headers tr2_headers" 229 _headers1="$_headers1 decimal_headers c_compatibility_headers_install" 230 _headers1="$_headers1 debug_headers parallel_headers" 231 _headers1="$_headers1 pb_headers1 pb_headers2 pb_headers3 pb_headers4" 232 _headers1="$_headers1 pb_headers5 pb_headers6 pb_headers7" 233 _headers1="$_headers1 bits_headers ext_headers host_headers" 234 _headers1="$_headers1 pstl_headers" 235 _headers1="$_headers1 profile_headers profile_impl_headers" 236 _headers1="$_headers1 experimental_headers experimental_bits_headers" 237 _headers1="$_headers1 ext_host_headers" 238 239 # build files 240 for h in $_build_headers; do 241 write_c $_OUTDIRBASE/lib/$_subdir/arch/$_MACHINE_ARCH/$h \ 242 <$_TMPDIR/$_PLATFORM/libstdc++-v3/include/$_PLATFORM/bits/$h 243 done 244 245 write_c $_OUTDIRBASE/lib/$_subdir/arch/$_MACHINE_ARCH/symver-config.h \ 246 <$_TMPDIR/$_PLATFORM/libstdc++-v3/config.h 247 248 { 249 getvars $_PLATFORM/libstdc++-v3/Makefile \ 250 port_specific_symbol_files 251 getvars $_PLATFORM/libstdc++-v3/src/Makefile \ 252 cxx11_sources \ 253 cxx17_sources \ 254 cxx20_sources \ 255 cxx23_sources \ 256 cxx26_sources \ 257 cxx98_sources 258 259 # libsupc++ 260 getvars $_PLATFORM/libstdc++-v3/libsupc++/Makefile \ 261 sources | sed 's/^G_sources=/G_LIBSUPCXX_SOURCES=/' 262 getvars $_PLATFORM/libstdc++-v3/libsupc++/Makefile \ 263 c_sources | sed 's/^G_c_sources=/G_LIBSUPCXX_C_SOURCES=/' 264 265 # includes 266 getvars $_PLATFORM/libstdc++-v3/include/Makefile \ 267 c_base_headers std_headers | sed -e 's#/[^ ][^ ]*/##g' -e 's/\${GNUHOSTDIST}//g' 268 269 # src 270 getvars $_PLATFORM/libstdc++-v3/src/Makefile \ 271 libstdc___la_SOURCES | sed 's/^G_libstdc___la_SOURCES=/G_SRC_SOURCES=/' 272 getvars $_PLATFORM/libstdc++-v3/src/c++17/Makefile \ 273 libc__17convenience_la_SOURCES | \ 274 sed -e 's/^G_libc__17convenience_la_SOURCES=/G_CPP17_SOURCES=/' 275 getvars $_PLATFORM/libstdc++-v3/src/c++20/Makefile \ 276 libc__20convenience_la_SOURCES | \ 277 sed -e 's/^G_libc__20convenience_la_SOURCES=/G_CPP20_SOURCES=/' 278 getvars $_PLATFORM/libstdc++-v3/src/c++23/Makefile \ 279 libc__23convenience_la_SOURCES | \ 280 sed -e 's/^G_libc__23convenience_la_SOURCES=/G_CPP23_SOURCES=/' 281 getvars $_PLATFORM/libstdc++-v3/src/c++26/Makefile \ 282 libc__26convenience_la_SOURCES | \ 283 sed -e 's/^G_libc__26convenience_la_SOURCES=/G_CPP26_SOURCES=/' 284 getvars $_PLATFORM/libstdc++-v3/src/c++11/Makefile \ 285 libc__11convenience_la_SOURCES | \ 286 sed -e 's/^G_libc__11convenience_la_SOURCES=/G_CPP11_SOURCES=/' 287 getvars $_PLATFORM/libstdc++-v3/src/c++98/Makefile \ 288 GLIBCXX_ABI_FLAGS libc__98convenience_la_SOURCES | \ 289 sed -e 's/^G_libc__98convenience_la_SOURCES=/G_CPP98_SOURCES=/' 290 getvars $_PLATFORM/libstdc++-v3/src/filesystem/Makefile \ 291 libstdc__fs_la_SOURCES | \ 292 sed -e 's/^G_libstdc__fs_la_SOURCES=/G_FILESYSTEM_SOURCES=/' 293 getvars $_PLATFORM/libstdc++-v3/Makefile ATOMICITY_SRCDIR \ 294 BASIC_FILE_CC CLOCALE_CC CCODECVT_CC CCOLLATE_CC \ 295 CCTYPE_CC CMESSAGES_CC CMONEY_CC CNUMERIC_CC CTIME_CC \ 296 CPU_OPT_BITS_RANDOM 297 298 # includes 299 getvars $_PLATFORM/libstdc++-v3/include/Makefile \ 300 $_headers1 | \ 301 sed -e 's#\${GNUHOSTDIST}/libstdc++-v3/include/##g' \ 302 -e 's#\${GNUHOSTDIST}/libstdc++-v3/config/##g' 303 getvars $_PLATFORM/libstdc++-v3/include/Makefile \ 304 BASIC_FILE_H ALLOCATOR_H CSTDIO_H CLOCALE_H CMESSAGES_H CTIME_H 305 } | sanitise_includes \ 306 | write_mk $_OUTDIRBASE/lib/$_subdir/arch/$_MACHINE_ARCH/defs.mk 307 } 308 309 ##### lib/libsanitizer ##### 310 311 get_libsanitizer () { 312 _subdir="$1" 313 314 mkdir -p $_OUTDIR/lib/$_subdir/arch/$_MACHINE_ARCH 315 316 { 317 getvars $_PLATFORM/libsanitizer/asan/Makefile \ 318 asan_files 319 getvars $_PLATFORM/libsanitizer/lsan/Makefile \ 320 lsan_files 321 getvars $_PLATFORM/libsanitizer/tsan/Makefile \ 322 tsan_files 323 getvars $_PLATFORM/libsanitizer/ubsan/Makefile \ 324 ubsan_files 325 getvars $_PLATFORM/libsanitizer/interception/Makefile \ 326 interception_files 327 328 } | sanitise_includes \ 329 | write_mk $_OUTDIRBASE/lib/$_subdir/arch/$_MACHINE_ARCH/defs.mk 330 } 331 332 ##### usr.bin/gcc* ##### 333 334 get_gcc_bootstrap () { 335 _subdir="$1" 336 mkdir -p $_OUTDIR/usr.bin/$_subdir/arch/$_MACHINE_ARCH 337 for f in auto-host tm config; do 338 write_c $_OUTDIRBASE/usr.bin/$_subdir/arch/$_MACHINE_ARCH/$f.h <$_TMPDIR/gcc/$f.h 339 done 340 # XXXGCC5 don't really want to copy insn-modes as we build 341 # it but libgcc needs to too early yet 342 for f in insn-modes; do 343 write_c $_OUTDIRBASE/usr.bin/$_subdir/arch/$_MACHINE_ARCH/$f.h <$_TMPDIR/gcc/$f.h 344 done 345 } 346 347 get_gcc () { 348 _subdir="$1" 349 mkdir -p $_OUTDIR/usr.bin/$_subdir/arch/$_MACHINE_ARCH 350 mkdir -p $_OUTDIR/usr.bin/libcpp/arch/$_MACHINE_ARCH 351 mkdir -p $_OUTDIR/usr.bin/include/arch 352 mkdir -p $_OUTDIR/usr.bin/common-target/arch 353 _buildname="BUILD_" 354 _libcppsubdir="" 355 _extravars="TM_H ALL_OPT_FILES ALL_OPT_URL_FILES" 356 _hconfig_h="" 357 _extravars2="tm_file_list build_xm_include_list" 358 _extravars3="tm_p_include_list" 359 360 { 361 getvars gcc/Makefile \ 362 ${_buildname}EARLY_SUPPORT ${_buildname}ERRORS ${_buildname}PRINT \ 363 ${_buildname}RTL ${_buildname}SUPPORT ${_buildname}VARRAY \ 364 ${_buildname}MD | \ 365 sed -e 's#build/errors.o#build-errors.o#g' \ 366 -e 's#build/print-rtl.o#build-print-rtl.o#g' \ 367 -e 's#build/rtl.o#build-rtl.o#g' \ 368 -e 's#build/varray.o#build-varray.o#g' \ 369 -e 's#build/ggc-none.o#build-ggc-none.o#g' \ 370 -e 's#build/##g' 371 getvars gcc/Makefile \ 372 ALL_CFLAGS ALL_CPPFLAGS C_AND_OBJC_OBJS C_OBJS CCCP_OBJS \ 373 GCC_OBJS GCOV_OBJS GCOV_DUMP_OBJS GXX_OBJS GTM_H PROTO_OBJS ${_extravars1} \ 374 INCLUDES md_file OBJC_OBJS OBJS out_file version \ 375 BUILD_PREFIX RTL_H RTL_BASE_H TREE_H ${_hconfig_h} BASIC_BLOCK_H GCC_H \ 376 D_TARGET_DEF \ 377 GTFILES_SRCDIR GTFILES_FILES_FILES GTFILES_FILES_LANGS \ 378 GTFILES GTFILES_LANG_DIR_NAMES HASH_TABLE_H \ 379 NOEXCEPTION_FLAGS NATIVE_SYSTEM_HEADER_DIR \ 380 tm_defines host_xm_file host_xm_defines tm_p_file \ 381 target_cpu_default ${_extravars} ${_extravars2} \ 382 lang_specs_files ${_extravars3} \ 383 common_out_file \ 384 | sanitise_includes 385 getvars gcc/Makefile \ 386 LIB2ADDEHDEP | sed 's/unwind.inc//' 387 getvars gcc/Makefile \ 388 CXX_OBJS CXX_C_OBJS | sed 's/cp\///g' 389 getvars gcc/Makefile \ 390 F77_OBJS | sed 's/f\///g' 391 getvars libcpp/Makefile \ 392 libcpp_a_OBJS 393 getvars gcc/Makefile \ 394 ENABLE_SHARED 395 echo G_SHLIB_LINK="$CC -shared" 396 echo G_SHLIB_MULTILIB=. 397 } | write_mk $_OUTDIRBASE/usr.bin/$_subdir/arch/$_MACHINE_ARCH/defs.mk 398 399 getvars gcc/Makefile \ 400 EXTRA_HEADERS \ 401 | write_mk $_OUTDIRBASE/usr.bin/include/arch/$_MACHINE_ARCH.mk 402 403 getvars gcc/Makefile \ 404 OBJS-libcommon \ 405 | write_mk $_OUTDIRBASE/usr.bin/common/defs.mk 406 getvars gcc/Makefile \ 407 OBJS-libcommon-target \ 408 | write_mk $_OUTDIRBASE/usr.bin/common-target/arch/$_MACHINE_ARCH.mk 409 410 write_c $_OUTDIRBASE/usr.bin/libcpp/arch/$_MACHINE_ARCH/config.h <$_TMPDIR/libcpp/config.h 411 hfiles='auto-host configargs config bconfig bversion plugin-version multilib tm omp-device-properties' 412 for f in $hfiles; do 413 write_c $_OUTDIRBASE/usr.bin/$_subdir/arch/$_MACHINE_ARCH/$f.h <$_TMPDIR/gcc/$f.h 414 if [ "${_MACHINE_ARCH}" = "powerpc" -a "${f}" = "configargs" ] 415 then 416 ex <<__EOF__ $_OUTDIR/usr.bin/$_subdir/arch/$_MACHINE_ARCH/$f.h 417 /configuration_arguments/ s/$// 418 ya 419 i 420 #ifdef _SOFT_FLOAT 421 . 422 pu 423 s/";$/ -with-float=soft";/ 424 a 425 #else 426 #endif 427 . 428 . m +1 429 /configure_default_options/ s/{ NULL.*$// 430 a 431 #ifdef _SOFT_FLOAT 432 { "float", "soft" }, 433 #endif 434 { NULL, NULL } 435 }; 436 . 437 wq 438 __EOF__ 439 fi 440 if [ "${f}" = "configargs" ] 441 then 442 _srcquoted=$(echo "$_SRC" | sed 's/\//\\\//g') 443 sed -i -E -e "s,$_srcquoted,/usr/src,g" \ 444 -e 's/--build=[^ ]+ --host=([^ ]+)/--build=\1 --host=\1/' \ 445 $_OUTDIR/usr.bin/$_subdir/arch/$_MACHINE_ARCH/$f.h 446 fi 447 done 448 449 # keep identical 450 for f in all-tree.def; do 451 cp $_TMPDIR/gcc/$f $_OUTDIR/usr.bin/$_subdir/arch/$_MACHINE_ARCH/$f 452 done 453 454 # special transforms 455 for f in gtyp-input.list; do 456 sed -e "s@^.*$_OUTDIRBASE/dist@SRCDIR@" < $_TMPDIR/gcc/$f > $_OUTDIR/usr.bin/$_subdir/arch/$_MACHINE_ARCH/$f 457 done 458 459 # special platforms 460 if [ "${_MACHINE_ARCH}" = "sh3el" -o "${_MACHINE_ARCH}" = "sh3eb" ]; then 461 write_c $_OUTDIRBASE/usr.bin/$_subdir/arch/$_MACHINE_ARCH/sysroot-suffix.h <$_TMPDIR/gcc/sysroot-suffix.h 462 fi 463 464 if [ "${_MACHINE_ARCH}" = "i386" -o "${_MACHINE_ARCH}" = "x86_64" ]; then 465 write_c $_OUTDIRBASE/usr.bin/$_subdir/arch/$_MACHINE_ARCH/i386-builtin-types.inc <$_TMPDIR/gcc/i386-builtin-types.inc 466 fi 467 468 case "${_MACHINE_ARCH}" in 469 (*arm*) 470 d=$_OUTDIRBASE/usr.bin/$_subdir/arch/${_MACHINE_ARCH} 471 for f in arm-cpu.h arm-cpu-cdata.h arm-cpu-data.h arm-isa.h; do 472 write_c $d/$f <$_TMPDIR/gcc/$f 473 done 474 ;; 475 esac 476 } 477 478 ##### main ##### 479 480 case "$1" in 481 # .mk and .h files for libgcc bootstrap (from host build) 482 483 libgcc*-bootstrap) 484 get_libgcc gcc 485 get_libgcov gcc $_PLATFORM/libgcc/Makefile 486 get_gcc_bootstrap gcc 487 exit 0 488 ;; 489 490 libstdc++-bootstrap) 491 get_libstdcxx_v3 libstdc++-v3 gcc 492 exit 0 493 ;; 494 495 gcc*) 496 get_gcc gcc 497 get_libgcc gcc 498 get_libgcov gcc $_PLATFORM/libgcc/Makefile 499 get_gcc_bootstrap gcc 500 get_gcc_libiberty gcc 501 get_libobjc libobjc 502 get_libstdcxx_v3 libstdc++-v3 gcc 503 # wants libstdc++-v3 built 504 # get_libsanitizer libsanitizer 505 get_libdecnumber libdecnumber 506 get_libgomp libgomp 507 get_libbacktrace libbacktrace 508 exit 0 509 ;; 510 511 512 *) 513 echo invalid arguments; 514 exit 1 515 ;; 516 esac 517