1 # This file adds the function to build the gcc C compiler
2 # Copyright 2007 Yann E. MORIN
3 # Licensed under the GPL v2. See COPYING in the root of this package
9 local linaro_base_url="http://launchpad.net/gcc-linaro"
12 # Account for the Linaro versioning
13 linaro_version="$( echo "${CT_CC_VERSION}" \
14 |sed -r -e 's/^linaro-//;' \
16 linaro_series="$( echo "${linaro_version}" \
17 |sed -r -e 's/-.*//;' \
20 # Ah! gcc folks are kind of 'different': they store the tarballs in
21 # subdirectories of the same name! That's because gcc is such /crap/ that
22 # it is such /big/ that it needs being splitted for distribution! Sad. :-(
23 # Arrgghh! Some of those versions does not follow this convention:
24 # gcc-3.3.3 lives in releases/gcc-3.3.3, while gcc-2.95.* isn't in a
25 # subdirectory! You bastard!
26 CT_GetFile "gcc-${CT_CC_VERSION}" \
27 {ftp,http}://ftp.gnu.org/gnu/gcc{,{,/releases}/gcc-${CT_CC_VERSION}} \
28 ftp://ftp.irisa.fr/pub/mirrors/gcc.gnu.org/gcc/releases/gcc-${CT_CC_VERSION} \
29 ftp://ftp.uvsq.fr/pub/gcc/snapshots/${CT_CC_VERSION} \
30 "${linaro_base_url}/${linaro_series}/${linaro_version}/+download"
32 # Starting with GCC 4.3, ecj is used for Java, and will only be
33 # built if the configure script finds ecj.jar at the top of the
34 # GCC source tree, which will not be there unless we get it and
35 # put it there ourselves
36 if [ "${CT_CC_LANG_JAVA_USE_ECJ}" = "y" ]; then
37 CT_GetFile ecj-latest .jar ftp://gcc.gnu.org/pub/java \
38 ftp://sourceware.org/pub/java
44 CT_Extract "gcc-${CT_CC_VERSION}"
45 CT_Patch "gcc" "${CT_CC_VERSION}"
47 # Copy ecj-latest.jar to ecj.jar at the top of the GCC source tree
48 if [ "${CT_CC_LANG_JAVA_USE_ECJ}" = "y" \
49 -a ! -f "${CT_SRC_DIR}/gcc-${CT_CC_VERSION}/ecj.jar" \
51 CT_DoExecLog ALL cp -v "${CT_TARBALLS_DIR}/ecj-latest.jar" "${CT_SRC_DIR}/gcc-${CT_CC_VERSION}/ecj.jar"
55 #------------------------------------------------------------------------------
58 # If we're building for bare metal, build the static core gcc,
60 # In case we're not bare metal and building a canadian compiler, do nothing
61 # In case we're not bare metal, and we're NPTL, build the static core gcc.
62 # In any other case, do nothing.
63 case "${CT_BARE_METAL},${CT_CANADIAN},${CT_THREADS}" in
64 y,*,*) do_cc_core mode=static;;
66 ,,nptl) do_cc_core mode=static;;
73 # In case we're building for bare metal, do nothing, we already have
75 # In case we're not bare metal and building a canadian compiler, do nothing
76 # In case we're NPTL, build the shared core gcc and the target libgcc.
77 # In any other case, build the static core gcc and, if using gcc-4.3+,
78 # also build the target libgcc.
79 case "${CT_BARE_METAL},${CT_CANADIAN},${CT_THREADS}" in
81 if [ "${CT_STATIC_TOOLCHAIN}" = "y" ]; then
82 do_cc_core mode=baremetal build_libgcc=yes build_libstdcxx=yes build_staticlinked=yes
84 do_cc_core mode=baremetal build_libgcc=yes build_libstdcxx=yes
89 do_cc_core mode=shared build_libgcc=yes
92 do_cc_core mode=static build_libgcc=yes
94 *) if [ "${CT_CC_GCC_4_3_or_later}" = "y" ]; then
95 do_cc_core mode=static build_libgcc=yes
97 do_cc_core mode=static
103 #------------------------------------------------------------------------------
105 # This function is used to build both the static and the shared core C conpiler,
106 # with or without the target libgcc. We need to know wether:
107 # - we're building static, shared or bare metal: mode=[static|shared|baremetal]
108 # - we need to build libgcc or not : build_libgcc=[yes|no] (default: no)
109 # - we need to build libstdc++ or not : build_libstdcxx=[yes|no] (default: no)
110 # - we need to build statically linked or not : build_staticlinked=[yes|no] (default: no)
111 # Usage: do_cc_core mode=[static|shared|baremetal] build_libgcc=[yes|no] build_staticlinked=[yes|no]
114 local build_libgcc=no
115 local build_libstdcxx=no
116 local build_staticlinked=no
117 local core_prefix_dir
120 local -a host_libstdcxx_flags
121 local -a extra_config
122 local -a core_LDFLAGS
123 local -a core_targets
125 while [ $# -ne 0 ]; do
133 core_prefix_dir="${CT_CC_CORE_STATIC_PREFIX_DIR}"
134 extra_config+=("--with-newlib")
135 extra_config+=("--enable-threads=no")
136 extra_config+=("--disable-shared")
137 copy_headers=y # For baremetal, as there's no headers to copy,
138 # we copy an empty directory. So, who cares?
141 core_prefix_dir="${CT_CC_CORE_SHARED_PREFIX_DIR}"
142 extra_config+=("--enable-shared")
146 core_prefix_dir="${CT_PREFIX_DIR}"
147 extra_config+=("--with-newlib")
148 extra_config+=("--enable-threads=no")
149 extra_config+=("--disable-shared")
150 [ "${CT_CC_LANG_CXX}" = "y" ] && lang_opt="${lang_opt},c++"
154 CT_Abort "Internal Error: 'mode' must be one of: 'static', 'shared' or 'baremetal', not '${mode:-(empty)}'"
158 CT_DoStep INFO "Installing ${mode} core C compiler"
159 mkdir -p "${CT_BUILD_DIR}/build-cc-core-${mode}"
160 cd "${CT_BUILD_DIR}/build-cc-core-${mode}"
162 # Bare metal delivers the core compiler as final compiler, so add version info and bugurl
163 [ -n "${CT_CC_BUGURL}" ] && extra_config+=("--with-bugurl=${CT_CC_BUGURL}")
164 [ -n "${CT_CC_PKGVERSION}" ] && extra_config+=("--with-pkgversion=${CT_CC_PKGVERSION}")
166 if [ "${copy_headers}" = "y" ]; then
167 CT_DoLog DEBUG "Copying headers to install area of bootstrap gcc, so it can build libgcc2"
168 CT_DoExecLog ALL cp -a "${CT_HEADERS_DIR}" "${core_prefix_dir}/${CT_TARGET}/include"
171 CT_DoLog EXTRA "Configuring ${mode} core C compiler"
173 for tmp in ARCH ABI CPU TUNE FPU FLOAT; do
174 eval tmp="\${CT_ARCH_WITH_${tmp}}"
175 if [ -n "${tmp}" ]; then
176 extra_config+=("${tmp}")
179 if [ "${CT_CC_CXA_ATEXIT}" = "y" ]; then
180 extra_config+=("--enable-__cxa_atexit")
182 extra_config+=("--disable-__cxa_atexit")
186 # Keep this full if-else-if-elif-fi-fi block in sync
187 # with the same block in do_cc, below.
188 if [ "${build_staticlinked}" = "yes" ]; then
189 core_LDFLAGS+=("-static")
190 host_libstdcxx_flags+=("-static-libgcc")
191 host_libstdcxx_flags+=("-Wl,-Bstatic,-lstdc++")
192 host_libstdcxx_flags+=("-lm")
193 # Companion libraries are build static (eg !shared), so
194 # the libstdc++ is not pulled automatically, although it
195 # is needed. Shoe-horn it in our LDFLAGS
196 # Ditto libm on some Fedora boxen
197 core_LDFLAGS+=("-lstdc++")
198 core_LDFLAGS+=("-lm")
200 if [ "${CT_CC_STATIC_LIBSTDCXX}" = "y" ]; then
201 # this is from CodeSourcery arm-2010q1-202-arm-none-linux-gnueabi.src.tar.bz2
203 # FIXME: if the host gcc is gcc-4.5 then presumably we could use -static-libstdc++,
204 # see http://gcc.gnu.org/ml/gcc-patches/2009-06/msg01635.html
205 host_libstdcxx_flags+=("-static-libgcc")
206 host_libstdcxx_flags+=("-Wl,-Bstatic,-lstdc++,-Bdynamic")
207 host_libstdcxx_flags+=("-lm")
208 elif [ "${CT_COMPLIBS_SHARED}" != "y" ]; then
209 # When companion libraries are build static (eg !shared),
210 # the libstdc++ is not pulled automatically, although it
211 # is needed. Shoe-horn it in our LDFLAGS
212 # Ditto libm on some Fedora boxen
213 core_LDFLAGS+=("-lstdc++")
214 core_LDFLAGS+=("-lm")
218 if [ "${CT_CC_GCC_USE_GMP_MPFR}" = "y" ]; then
219 extra_config+=("--with-gmp=${CT_COMPLIBS_DIR}")
220 extra_config+=("--with-mpfr=${CT_COMPLIBS_DIR}")
222 if [ "${CT_CC_GCC_USE_MPC}" = "y" ]; then
223 extra_config+=("--with-mpc=${CT_COMPLIBS_DIR}")
225 if [ "${CT_CC_GCC_USE_GRAPHITE}" = "y" ]; then
226 extra_config+=("--with-ppl=${CT_COMPLIBS_DIR}")
227 # With PPL 0.11+, also pull libpwl if needed
228 if [ "${CT_PPL_NEEDS_LIBPWL}" = "y" ]; then
229 host_libstdcxx_flags+=("-L${CT_COMPLIBS_DIR}/lib")
230 host_libstdcxx_flags+=("-lpwl")
232 extra_config+=("--with-cloog=${CT_COMPLIBS_DIR}")
233 elif [ "${CT_CC_GCC_HAS_GRAPHITE}" = "y" ]; then
234 extra_config+=("--with-ppl=no")
235 extra_config+=("--with-cloog=no")
237 if [ "${CT_CC_GCC_USE_LTO}" = "y" ]; then
238 extra_config+=("--with-libelf=${CT_COMPLIBS_DIR}")
239 extra_config+=("--enable-lto")
240 elif [ "${CT_CC_GCC_HAS_LTO}" = "y" ]; then
241 extra_config+=("--with-libelf=no")
242 extra_config+=("--disable-lto")
245 if [ ${#host_libstdcxx_flags[@]} -ne 0 ]; then
246 extra_config+=("--with-host-libstdcxx=${host_libstdcxx_flags[*]}")
249 if [ "${CT_CC_GCC_ENABLE_TARGET_OPTSPACE}" = "y" ]; then
250 extra_config+=("--enable-target-optspace")
253 case "${CT_CC_GCC_LDBL_128}" in
254 y) extra_config+=("--with-long-double-128");;
256 "") extra_config+=("--without-long-double-128");;
259 CT_DoLog DEBUG "Extra config passed: '${extra_config[*]}'"
261 # Use --with-local-prefix so older gccs don't look in /usr/local (http://gcc.gnu.org/PR10532)
263 CC_FOR_BUILD="${CT_BUILD}-gcc" \
264 CFLAGS="${CT_CFLAGS_FOR_HOST}" \
265 LDFLAGS="${core_LDFLAGS[*]}" \
266 "${CT_SRC_DIR}/gcc-${CT_CC_VERSION}/configure" \
267 --build=${CT_BUILD} \
269 --target=${CT_TARGET} \
270 --prefix="${core_prefix_dir}" \
271 --with-local-prefix="${CT_SYSROOT_DIR}" \
273 --disable-libmudflap \
274 ${CC_CORE_SYSROOT_ARG} \
275 "${extra_config[@]}" \
277 --enable-symvers=gnu \
278 --enable-languages="${lang_opt}" \
279 ${CT_CC_CORE_EXTRA_CONFIG}
281 if [ "${build_libgcc}" = "yes" ]; then
282 # HACK: we need to override SHLIB_LC from gcc/config/t-slibgcc-elf-ver or
283 # gcc/config/t-libunwind so -lc is removed from the link for
284 # libgcc_s.so, as we do not have a target -lc yet.
285 # This is not as ugly as it appears to be ;-) All symbols get resolved
286 # during the glibc build, and we provide a proper libgcc_s.so for the
287 # cross toolchain during the final gcc build.
289 # As we cannot modify the source tree, nor override SHLIB_LC itself
290 # during configure or make, we have to edit the resultant
291 # gcc/libgcc.mk itself to remove -lc from the link.
292 # This causes us to have to jump through some hoops...
294 # To produce libgcc.mk to edit we firstly require libiberty.a,
295 # so we configure then build it.
296 # Next we have to configure gcc, create libgcc.mk then edit it...
297 # So much easier if we just edit the source tree, but hey...
298 if [ ! -f "${CT_SRC_DIR}/gcc-${CT_CC_VERSION}/gcc/BASE-VER" ]; then
299 CT_DoExecLog CFG make configure-libiberty
300 CT_DoExecLog ALL make ${JOBSFLAGS} -C libiberty libiberty.a
301 CT_DoExecLog CFG make configure-gcc configure-libcpp
302 CT_DoExecLog ALL make ${JOBSFLAGS} all-libcpp
304 CT_DoExecLog CFG make configure-gcc configure-libcpp configure-build-libiberty
305 CT_DoExecLog ALL make ${JOBSFLAGS} all-libcpp all-build-libiberty
307 # HACK: gcc-4.2 uses libdecnumber to build libgcc.mk, so build it here.
308 if [ -d "${CT_SRC_DIR}/gcc-${CT_CC_VERSION}/libdecnumber" ]; then
309 CT_DoExecLog CFG make configure-libdecnumber
310 CT_DoExecLog ALL make ${JOBSFLAGS} -C libdecnumber libdecnumber.a
313 # Starting with GCC 4.3, libgcc.mk is no longer built,
314 # and libgcc.mvars is used instead.
316 if [ "${CT_CC_GCC_4_3_or_later}" = "y" ]; then
317 libgcc_rule="libgcc.mvars"
318 core_targets=( gcc target-libgcc )
320 libgcc_rule="libgcc.mk"
324 # On bare metal and canadian build the host-compiler is used when
325 # actually the build-system compiler is required. Choose the correct
326 # compilers for canadian build and use the defaults on other
328 if [ "${CT_BARE_METAL},${CT_CANADIAN}" = "y,y" ]; then
329 repair_cc="CC_FOR_BUILD=${CT_BUILD}-gcc \
330 GCC_FOR_TARGET=${CT_TARGET}-gcc"
335 CT_DoExecLog ALL make ${JOBSFLAGS} -C gcc ${libgcc_rule} \
337 sed -r -i -e 's@-lc@@g' gcc/${libgcc_rule}
341 if [ "${build_libstdcxx}" = "yes" \
342 -a "${CT_CC_LANG_CXX}" = "y" \
344 core_targets+=( target-libstdc++-v3 )
347 CT_DoLog EXTRA "Building ${mode} core C compiler"
348 CT_DoExecLog ALL make ${JOBSFLAGS} "${core_targets[@]/#/all-}"
350 CT_DoLog EXTRA "Installing ${mode} core C compiler"
351 CT_DoExecLog ALL make "${core_targets[@]/#/install-}"
353 # Create a symlink ${CT_TARGET}-cc to ${CT_TARGET}-gcc to always be able
354 # to call the C compiler with the same, somewhat canonical name.
355 # check whether compiler has an extension
356 file="$( ls -1 "${core_prefix_dir}/bin/${CT_TARGET}-gcc."* 2>/dev/null || true )"
357 [ -z "${file}" ] || ext=".${file##*.}"
358 CT_DoExecLog ALL ln -sv "${CT_TARGET}-gcc${ext}" "${core_prefix_dir}/bin/${CT_TARGET}-cc${ext}"
363 #------------------------------------------------------------------------------
366 local -a host_libstdcxx_flags
367 local -a extra_config
368 local -a final_LDFLAGS
371 # If building for bare metal, nothing to be done here, the static core conpiler is enough!
372 [ "${CT_BARE_METAL}" = "y" ] && return 0
374 CT_DoStep INFO "Installing final compiler"
376 mkdir -p "${CT_BUILD_DIR}/build-cc"
377 cd "${CT_BUILD_DIR}/build-cc"
379 CT_DoLog EXTRA "Configuring final compiler"
381 # Enable selected languages
383 [ "${CT_CC_LANG_CXX}" = "y" ] && lang_opt="${lang_opt},c++"
384 [ "${CT_CC_LANG_FORTRAN}" = "y" ] && lang_opt="${lang_opt},fortran"
385 [ "${CT_CC_LANG_ADA}" = "y" ] && lang_opt="${lang_opt},ada"
386 [ "${CT_CC_LANG_JAVA}" = "y" ] && lang_opt="${lang_opt},java"
387 [ "${CT_CC_LANG_OBJC}" = "y" ] && lang_opt="${lang_opt},objc"
388 [ "${CT_CC_LANG_OBJCXX}" = "y" ] && lang_opt="${lang_opt},obj-c++"
389 CT_Test "Building ADA language is not yet supported. Will try..." "${CT_CC_LANG_ADA}" = "y"
390 CT_Test "Building Objective-C language is not yet supported. Will try..." "${CT_CC_LANG_OBJC}" = "y"
391 CT_Test "Building Objective-C++ language is not yet supported. Will try..." "${CT_CC_LANG_OBJCXX}" = "y"
392 CT_Test "Building ${CT_CC_LANG_OTHERS//,/ } language(s) is not yet supported. Will try..." -n "${CT_CC_LANG_OTHERS}"
393 lang_opt=$(echo "${lang_opt},${CT_CC_LANG_OTHERS}" |sed -r -e 's/,+/,/g; s/,*$//;')
395 extra_config+=("--enable-languages=${lang_opt}")
396 extra_config+=("--disable-multilib")
397 for tmp in ARCH ABI CPU TUNE FPU FLOAT; do
398 eval tmp="\${CT_ARCH_WITH_${tmp}}"
399 if [ -n "${tmp}" ]; then
400 extra_config+=("${tmp}")
404 [ "${CT_SHARED_LIBS}" = "y" ] || extra_config+=("--disable-shared")
405 [ -n "${CT_CC_PKGVERSION}" ] && extra_config+=("--with-pkgversion=${CT_CC_PKGVERSION}")
406 [ -n "${CT_CC_BUGURL}" ] && extra_config+=("--with-bugurl=${CT_CC_BUGURL}")
407 case "${CT_CC_GCC_SJLJ_EXCEPTIONS}" in
408 y) extra_config+=("--enable-sjlj-exceptions");;
410 "") extra_config+=("--disable-sjlj-exceptions");;
412 if [ "${CT_CC_CXA_ATEXIT}" = "y" ]; then
413 extra_config+=("--enable-__cxa_atexit")
415 extra_config+=("--disable-__cxa_atexit")
417 if [ -n "${CC_ENABLE_CXX_FLAGS}" ]; then
418 extra_config+=("--enable-cxx-flags=${CC_ENABLE_CXX_FLAGS}")
420 if [ "${CT_CC_GCC_LIBMUDFLAP}" = "y" ]; then
421 extra_config+=(--enable-libmudflap)
423 extra_config+=(--disable-libmudflap)
425 if [ "${CT_CC_GCC_LIBGOMP}" = "y" ]; then
426 extra_config+=(--enable-libgomp)
428 extra_config+=(--disable-libgomp)
430 if [ "${CT_CC_GCC_LIBSSP}" = "y" ]; then
431 extra_config+=(--enable-libssp)
433 extra_config+=(--disable-libssp)
437 # Keep this full if-else-if-elif-fi-fi block in sync
438 # with the same block in do_cc_core, above.
439 if [ "${CT_STATIC_TOOLCHAIN}" = "y" ]; then
440 final_LDFLAGS+=("-static")
441 host_libstdcxx_flags+=("-static-libgcc")
442 host_libstdcxx_flags+=("-Wl,-Bstatic,-lstdc++")
443 host_libstdcxx_flags+=("-lm")
444 # Companion libraries are build static (eg !shared), so
445 # the libstdc++ is not pulled automatically, although it
446 # is needed. Shoe-horn it in our LDFLAGS
447 # Ditto libm on some Fedora boxen
448 final_LDFLAGS+=("-lstdc++")
449 final_LDFLAGS+=("-lm")
451 if [ "${CT_CC_STATIC_LIBSTDCXX}" = "y" ]; then
452 # this is from CodeSourcery arm-2010q1-202-arm-none-linux-gnueabi.src.tar.bz2
454 # FIXME: if the host gcc is gcc-4.5 then presumably we could use -static-libstdc++,
455 # see http://gcc.gnu.org/ml/gcc-patches/2009-06/msg01635.html
456 host_libstdcxx_flags+=("-static-libgcc")
457 host_libstdcxx_flags+=("-Wl,-Bstatic,-lstdc++,-Bdynamic")
458 host_libstdcxx_flags+=("-lm")
459 elif [ "${CT_COMPLIBS_SHARED}" != "y" ]; then
460 # When companion libraries are build static (eg !shared),
461 # the libstdc++ is not pulled automatically, although it
462 # is needed. Shoe-horn it in our LDFLAGS
463 # Ditto libm on some Fedora boxen
464 final_LDFLAGS+=("-lstdc++")
465 final_LDFLAGS+=("-lm")
469 if [ "${CT_CC_GCC_USE_GMP_MPFR}" = "y" ]; then
470 extra_config+=("--with-gmp=${CT_COMPLIBS_DIR}")
471 extra_config+=("--with-mpfr=${CT_COMPLIBS_DIR}")
473 if [ "${CT_CC_GCC_USE_MPC}" = "y" ]; then
474 extra_config+=("--with-mpc=${CT_COMPLIBS_DIR}")
476 if [ "${CT_CC_GCC_USE_GRAPHITE}" = "y" ]; then
477 extra_config+=("--with-ppl=${CT_COMPLIBS_DIR}")
478 # With PPL 0.11+, also pull libpwl if needed
479 if [ "${CT_PPL_NEEDS_LIBPWL}" = "y" ]; then
480 host_libstdcxx_flags+=("-L${CT_COMPLIBS_DIR}/lib")
481 host_libstdcxx_flags+=("-lpwl")
483 extra_config+=("--with-cloog=${CT_COMPLIBS_DIR}")
484 elif [ "${CT_CC_GCC_HAS_GRAPHITE}" = "y" ]; then
485 extra_config+=("--with-ppl=no")
486 extra_config+=("--with-cloog=no")
488 if [ "${CT_CC_GCC_USE_LTO}" = "y" ]; then
489 extra_config+=("--with-libelf=${CT_COMPLIBS_DIR}")
490 elif [ "${CT_CC_GCC_HAS_LTO}" = "y" ]; then
491 extra_config+=("--with-libelf=no")
494 if [ ${#host_libstdcxx_flags[@]} -ne 0 ]; then
495 extra_config+=("--with-host-libstdcxx=${host_libstdcxx_flags[*]}")
498 if [ "${CT_THREADS}" = "none" ]; then
499 extra_config+=("--disable-threads")
500 if [ "${CT_CC_GCC_4_2_or_later}" = y ]; then
501 CT_Test "Disabling libgomp for no-thread gcc>=4.2" "${CT_CC_GCC_LIBGOMP}" = "Y"
502 extra_config+=("--disable-libgomp")
505 if [ "${CT_THREADS}" = "win32" ]; then
506 extra_config+=("--enable-threads=win32")
507 extra_config+=("--disable-win32-registry")
509 extra_config+=("--enable-threads=posix")
513 if [ "${CT_CC_GCC_ENABLE_TARGET_OPTSPACE}" = "y" ]; then
514 extra_config+=("--enable-target-optspace")
516 if [ "${CT_CC_GCC_DISABLE_PCH}" = "y" ]; then
517 extra_config+=("--disable-libstdcxx-pch")
520 case "${CT_CC_GCC_LDBL_128}" in
521 y) extra_config+=("--with-long-double-128");;
523 "") extra_config+=("--without-long-double-128");;
526 if [ "${CT_CC_GCC_ENABLE_PLUGINS}" = "y" ]; then
527 extra_config+=( --enable-plugin )
529 if [ "${CT_CC_GCC_GOLD}" = "y" ]; then
530 extra_config+=( --enable-gold )
533 CT_DoLog DEBUG "Extra config passed: '${extra_config[*]}'"
535 # --enable-symvers=gnu really only needed for sh4 to work around a
536 # detection problem only matters for gcc-3.2.x and later, I think.
537 # --disable-nls to work around crash bug on ppc405, but also because
538 # embedded systems don't really need message catalogs...
540 CC_FOR_BUILD="${CT_BUILD}-gcc" \
541 CFLAGS="${CT_CFLAGS_FOR_HOST}" \
542 LDFLAGS="${final_LDFLAGS[*]}" \
543 CFLAGS_FOR_TARGET="${CT_TARGET_CFLAGS}" \
544 CXXFLAGS_FOR_TARGET="${CT_TARGET_CFLAGS}" \
545 LDFLAGS_FOR_TARGET="${CT_TARGET_LDFLAGS}" \
546 "${CT_SRC_DIR}/gcc-${CT_CC_VERSION}/configure" \
547 --build=${CT_BUILD} \
549 --target=${CT_TARGET} \
550 --prefix="${CT_PREFIX_DIR}" \
552 "${extra_config[@]}" \
553 --with-local-prefix="${CT_SYSROOT_DIR}" \
555 --enable-symvers=gnu \
558 ${CT_CC_EXTRA_CONFIG}
560 if [ "${CT_CANADIAN}" = "y" ]; then
561 CT_DoLog EXTRA "Building libiberty"
562 CT_DoExecLog ALL make ${JOBSFLAGS} all-build-libiberty
565 CT_DoLog EXTRA "Building final compiler"
566 CT_DoExecLog ALL make ${JOBSFLAGS} all
568 CT_DoLog EXTRA "Installing final compiler"
569 CT_DoExecLog ALL make install
571 # Create a symlink ${CT_TARGET}-cc to ${CT_TARGET}-gcc to always be able
572 # to call the C compiler with the same, somewhat canonical name.
573 # check whether compiler has an extension
574 file="$( ls -1 "${CT_PREFIX_DIR}/bin/${CT_TARGET}-gcc."* 2>/dev/null || true )"
575 [ -z "${file}" ] || ext=".${file##*.}"
576 CT_DoExecLog ALL ln -sv "${CT_TARGET}-gcc${ext}" "${CT_PREFIX_DIR}/bin/${CT_TARGET}-cc${ext}"