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"
11 if [ "${CT_CC_CUSTOM}" = "y" ]; then
12 CT_GetCustom "gcc" "${CT_CC_VERSION}" "${CT_CC_CUSTOM_LOCATION}"
14 # Account for the Linaro versioning
15 linaro_version="$( echo "${CT_CC_VERSION}" \
16 |sed -r -e 's/^linaro-//;' \
18 linaro_series="$( echo "${linaro_version}" \
19 |sed -r -e 's/-.*//;' \
22 # Ah! gcc folks are kind of 'different': they store the tarballs in
23 # subdirectories of the same name!
24 # Arrgghh! Some of those versions does not follow this convention:
25 # gcc-3.3.3 lives in releases/gcc-3.3.3, while gcc-2.95.* isn't in a
27 CT_GetFile "gcc-${CT_CC_VERSION}" \
28 {ftp,http}://ftp.gnu.org/gnu/gcc{,{,/releases}/gcc-${CT_CC_VERSION}} \
29 ftp://ftp.irisa.fr/pub/mirrors/gcc.gnu.org/gcc/releases/gcc-${CT_CC_VERSION} \
30 ftp://ftp.uvsq.fr/pub/gcc/snapshots/${CT_CC_VERSION} \
31 "${linaro_base_url}/${linaro_series}/${linaro_version}/+download"
33 fi # ! custom location
34 # Starting with GCC 4.3, ecj is used for Java, and will only be
35 # built if the configure script finds ecj.jar at the top of the
36 # GCC source tree, which will not be there unless we get it and
37 # put it there ourselves
38 if [ "${CT_CC_LANG_JAVA_USE_ECJ}" = "y" ]; then
39 CT_GetFile ecj-latest .jar ftp://gcc.gnu.org/pub/java \
40 ftp://sourceware.org/pub/java
46 # If using custom directory location, nothing to do
47 if [ "${CT_CC_CUSTOM}" = "y" \
48 -a -d "${CT_SRC_DIR}/gcc-${CT_CC_VERSION}" ]; then
52 CT_Extract "gcc-${CT_CC_VERSION}"
53 CT_Patch "gcc" "${CT_CC_VERSION}"
55 # Copy ecj-latest.jar to ecj.jar at the top of the GCC source tree
56 if [ "${CT_CC_LANG_JAVA_USE_ECJ}" = "y" \
57 -a ! -f "${CT_SRC_DIR}/gcc-${CT_CC_VERSION}/ecj.jar" \
59 CT_DoExecLog ALL cp -v "${CT_TARBALLS_DIR}/ecj-latest.jar" "${CT_SRC_DIR}/gcc-${CT_CC_VERSION}/ecj.jar"
63 #------------------------------------------------------------------------------
64 # This function builds up the set of languages to enable
65 # No argument expected, returns the comma-separated language list on stdout
70 [ "${CT_CC_LANG_CXX}" = "y" ] && lang_list+=",c++"
71 [ "${CT_CC_LANG_FORTRAN}" = "y" ] && lang_list+=",fortran"
72 [ "${CT_CC_LANG_ADA}" = "y" ] && lang_list+=",ada"
73 [ "${CT_CC_LANG_JAVA}" = "y" ] && lang_list+=",java"
74 [ "${CT_CC_LANG_OBJC}" = "y" ] && lang_list+=",objc"
75 [ "${CT_CC_LANG_OBJCXX}" = "y" ] && lang_list+=",obj-c++"
76 lang_list+="${CT_CC_LANG_OTHERS:+,${CT_CC_LANG_OTHERS}}"
78 printf "%s" "${lang_list}"
81 #------------------------------------------------------------------------------
86 if [ "${CT_CC_CORE_PASSES_NEEDED}" != "y" ]; then
90 core_opts+=( "mode=static" )
91 core_opts+=( "host=${CT_BUILD}" )
92 core_opts+=( "complibs=${CT_BUILDTOOLS_PREFIX_DIR}" )
93 core_opts+=( "prefix=${CT_BUILDTOOLS_PREFIX_DIR}" )
94 core_opts+=( "cflags=${CT_CFLAGS_FOR_HOST}" )
95 core_opts+=( "ldflags=${CT_LDFLAGS_FOR_HOST}" )
96 core_opts+=( "lang_list=c" )
98 CT_DoStep INFO "Installing pass-1 core C compiler"
99 CT_mkdir_pushd "${CT_BUILD_DIR}/build-cc-core-pass-1"
101 do_cc_core_backend "${core_opts[@]}"
108 do_cc_core_pass_2() {
111 if [ "${CT_CC_CORE_PASSES_NEEDED}" != "y" ]; then
116 core_opts+=( "host=${CT_BUILD}" )
117 core_opts+=( "prefix=${CT_BUILDTOOLS_PREFIX_DIR}" )
118 core_opts+=( "complibs=${CT_BUILDTOOLS_PREFIX_DIR}" )
119 core_opts+=( "cflags=${CT_CFLAGS_FOR_HOST}" )
120 core_opts+=( "ldflags=${CT_LDFLAGS_FOR_HOST}" )
121 core_opts+=( "lang_list=c" )
123 # Different conditions are at stake here:
124 # - In case the threading model is NPTL, we need a shared-capable core
125 # gcc; in all other cases, we need a static-only core gcc.
126 # - In case the threading model is NPTL or win32, or gcc is 4.3 or
127 # later, we need to build libgcc
128 case "${CT_THREADS}" in
130 core_opts+=( "mode=shared" )
131 core_opts+=( "build_libgcc=yes" )
134 core_opts+=( "mode=static" )
135 core_opts+=( "build_libgcc=yes" )
138 core_opts+=( "mode=static" )
139 if [ "${CT_CC_GCC_4_3_or_later}" = "y" ]; then
140 core_opts+=( "build_libgcc=yes" )
145 CT_DoStep INFO "Installing pass-2 core C compiler"
146 CT_mkdir_pushd "${CT_BUILD_DIR}/build-cc-core-pass-2"
148 do_cc_core_backend "${core_opts[@]}"
154 #------------------------------------------------------------------------------
156 # This function is used to build the core C compiler.
157 # Usage: do_cc_core_backend param=value [...]
158 # Parameter : Definition : Type : Default
159 # mode : build a 'static', 'shared' or 'baremetal' : string : (none)
160 # host : the machine the core will run on : tuple : (none)
161 # prefix : dir prefix to install into : dir : (none)
162 # complibs : dir where complibs are isntalled : dir : (none)
163 # lang_list : the list of languages to build : string : (empty)
164 # build_libgcc : build libgcc or not : bool : no
165 # build_libstdcxx : build libstdc++ or not : bool : no
166 # build_staticlinked : build statically linked or not : bool : no
167 # build_manuals : whether to build manuals or not : bool : no
168 # cflags : cflags to use : string : (empty)
169 # ldflags : ldflags to use : string : (empty)
170 # Usage: do_cc_core_backend mode=[static|shared|baremetal] build_libgcc=[yes|no] build_staticlinked=[yes|no]
171 do_cc_core_backend() {
173 local build_libgcc=no
174 local build_libstdcxx=no
175 local build_staticlinked=no
176 local build_manuals=no
184 local -a host_libstdcxx_flags
185 local -a extra_config
186 local -a core_LDFLAGS
187 local -a core_targets
194 CT_DoLog EXTRA "Configuring gcc"
198 extra_config+=("--with-newlib")
199 extra_config+=("--enable-threads=no")
200 extra_config+=("--disable-shared")
201 copy_headers=y # For baremetal, as there's no headers to copy,
202 # we copy an empty directory. So, who cares?
205 extra_config+=("--enable-shared")
209 extra_config+=("--with-newlib")
210 extra_config+=("--enable-threads=no")
211 extra_config+=("--disable-shared")
215 CT_Abort "Internal Error: 'mode' must be one of: 'static', 'shared' or 'baremetal', not '${mode:-(empty)}'"
219 if [ "${CT_CC_GCC_HAS_PKGVERSION_BUGURL}" = "y" ]; then
220 # Bare metal delivers the core compiler as final compiler, so add version info and bugurl
221 extra_config+=("--with-pkgversion=${CT_PKGVERSION}")
222 [ -n "${CT_TOOLCHAIN_BUGURL}" ] && extra_config+=("--with-bugurl=${CT_TOOLCHAIN_BUGURL}")
225 if [ "${copy_headers}" = "y" ]; then
226 CT_DoLog DEBUG "Copying headers to install area of bootstrap gcc, so it can build libgcc2"
227 CT_DoExecLog ALL cp -a "${CT_HEADERS_DIR}" "${prefix}/${CT_TARGET}/include"
230 for tmp in ARCH ABI CPU TUNE FPU FLOAT; do
231 eval tmp="\${CT_ARCH_WITH_${tmp}}"
232 if [ -n "${tmp}" ]; then
233 extra_config+=("${tmp}")
236 if [ "${CT_CC_CXA_ATEXIT}" = "y" ]; then
237 extra_config+=("--enable-__cxa_atexit")
239 extra_config+=("--disable-__cxa_atexit")
242 core_LDFLAGS+=("${ldflags}")
245 # Keep this full if-else-if-elif-fi-fi block in sync
246 # with the same block in do_cc, below.
247 if [ "${build_staticlinked}" = "yes" ]; then
248 core_LDFLAGS+=("-static")
249 host_libstdcxx_flags+=("-static-libgcc")
250 host_libstdcxx_flags+=("-Wl,-Bstatic,-lstdc++")
251 host_libstdcxx_flags+=("-lm")
252 # Companion libraries are build static (eg !shared), so
253 # the libstdc++ is not pulled automatically, although it
254 # is needed. Shoe-horn it in our LDFLAGS
255 # Ditto libm on some Fedora boxen
256 core_LDFLAGS+=("-lstdc++")
257 core_LDFLAGS+=("-lm")
259 if [ "${CT_CC_STATIC_LIBSTDCXX}" = "y" ]; then
260 # this is from CodeSourcery arm-2010q1-202-arm-none-linux-gnueabi.src.tar.bz2
262 # INFO: if the host gcc is gcc-4.5 then presumably we could use -static-libstdc++,
263 # see http://gcc.gnu.org/ml/gcc-patches/2009-06/msg01635.html
264 host_libstdcxx_flags+=("-static-libgcc")
265 host_libstdcxx_flags+=("-Wl,-Bstatic,-lstdc++,-Bdynamic")
266 host_libstdcxx_flags+=("-lm")
267 elif [ "${CT_COMPLIBS_SHARED}" != "y" ]; then
268 # When companion libraries are build static (eg !shared),
269 # the libstdc++ is not pulled automatically, although it
270 # is needed. Shoe-horn it in our LDFLAGS
271 # Ditto libm on some Fedora boxen
272 core_LDFLAGS+=("-lstdc++")
273 core_LDFLAGS+=("-lm")
277 if [ "${CT_CC_GCC_USE_GMP_MPFR}" = "y" ]; then
278 extra_config+=("--with-gmp=${complibs}")
279 extra_config+=("--with-mpfr=${complibs}")
281 if [ "${CT_CC_GCC_USE_MPC}" = "y" ]; then
282 extra_config+=("--with-mpc=${complibs}")
284 if [ "${CT_CC_GCC_USE_GRAPHITE}" = "y" ]; then
285 if [ "${CT_PPL}" = "y" ]; then
286 extra_config+=("--with-ppl=${complibs}")
287 # With PPL 0.11+, also pull libpwl if needed
288 if [ "${CT_PPL_NEEDS_LIBPWL}" = "y" ]; then
289 host_libstdcxx_flags+=("-L${complibs}/lib")
290 host_libstdcxx_flags+=("-lpwl")
293 if [ "${CT_ISL}" = "y" ]; then
294 extra_config+=("--with-isl=${complibs}")
296 extra_config+=("--with-cloog=${complibs}")
297 elif [ "${CT_CC_GCC_HAS_GRAPHITE}" = "y" ]; then
298 extra_config+=("--with-ppl=no")
299 extra_config+=("--with-isl=no")
300 extra_config+=("--with-cloog=no")
302 if [ "${CT_CC_GCC_USE_LTO}" = "y" ]; then
303 extra_config+=("--with-libelf=${complibs}")
304 extra_config+=("--enable-lto")
305 elif [ "${CT_CC_GCC_HAS_LTO}" = "y" ]; then
306 extra_config+=("--with-libelf=no")
307 extra_config+=("--disable-lto")
310 if [ ${#host_libstdcxx_flags[@]} -ne 0 ]; then
311 extra_config+=("--with-host-libstdcxx=${host_libstdcxx_flags[*]}")
314 if [ "${CT_CC_GCC_ENABLE_TARGET_OPTSPACE}" = "y" ]; then
315 extra_config+=("--enable-target-optspace")
318 case "${CT_CC_GCC_LDBL_128}" in
319 y) extra_config+=("--with-long-double-128");;
321 "") extra_config+=("--without-long-double-128");;
324 if [ "${CT_CC_GCC_BUILD_ID}" = "y" ]; then
325 extra_config+=( --enable-linker-build-id )
328 case "${CT_CC_GCC_LNK_HASH_STYLE}" in
330 *) extra_config+=( "--with-linker-hash-style=${CT_CC_GCC_LNK_HASH_STYLE}" );;
335 case "${CT_CC_GCC_mips_llsc}" in
336 y) extra_config+=( --with-llsc );;
338 *) extra_config+=( --without-llsc );;
340 case "${CT_CC_GCC_mips_synci}" in
341 y) extra_config+=( --with-synci );;
343 *) extra_config+=( --without-synci );;
345 if [ "${CT_CC_GCC_mips_plt}" ]; then
346 extra_config+=( --with-mips-plt )
351 extra_config+=(--disable-libgomp)
352 extra_config+=(--disable-libmudflap)
354 [ "${CT_TOOLCHAIN_ENABLE_NLS}" != "y" ] && extra_config+=("--disable-nls")
356 [ "${CT_CC_GCC_DISABLE_PCH}" = "y" ] && extra_config+=("--disable-libstdcxx-pch")
358 if [ "${CT_CC_GCC_SYSTEM_ZLIB}" = "y" ]; then
359 extra_config+=("--with-system-zlib")
362 if [ "${CT_MULTILIB}" = "y" ]; then
363 extra_config+=("--enable-multilib")
365 extra_config+=("--disable-multilib")
368 CT_DoLog DEBUG "Extra config passed: '${extra_config[*]}'"
370 # Use --with-local-prefix so older gccs don't look in /usr/local (http://gcc.gnu.org/PR10532)
372 CC_FOR_BUILD="${CT_BUILD}-gcc" \
374 LDFLAGS="${core_LDFLAGS[*]}" \
375 "${CT_SRC_DIR}/gcc-${CT_CC_VERSION}/configure" \
376 --build=${CT_BUILD} \
378 --target=${CT_TARGET} \
379 --prefix="${prefix}" \
380 --with-local-prefix="${CT_SYSROOT_DIR}" \
381 --disable-libmudflap \
382 ${CC_CORE_SYSROOT_ARG} \
383 "${extra_config[@]}" \
384 --enable-languages="${lang_list}" \
385 "${CT_CC_CORE_EXTRA_CONFIG_ARRAY[@]}"
387 if [ "${build_libgcc}" = "yes" ]; then
388 # HACK: we need to override SHLIB_LC from gcc/config/t-slibgcc-elf-ver or
389 # gcc/config/t-libunwind so -lc is removed from the link for
390 # libgcc_s.so, as we do not have a target -lc yet.
391 # This is not as ugly as it appears to be ;-) All symbols get resolved
392 # during the glibc build, and we provide a proper libgcc_s.so for the
393 # cross toolchain during the final gcc build.
395 # As we cannot modify the source tree, nor override SHLIB_LC itself
396 # during configure or make, we have to edit the resultant
397 # gcc/libgcc.mk itself to remove -lc from the link.
398 # This causes us to have to jump through some hoops...
400 # To produce libgcc.mk to edit we firstly require libiberty.a,
401 # so we configure then build it.
402 # Next we have to configure gcc, create libgcc.mk then edit it...
403 # So much easier if we just edit the source tree, but hey...
404 if [ ! -f "${CT_SRC_DIR}/gcc-${CT_CC_VERSION}/gcc/BASE-VER" ]; then
405 CT_DoExecLog CFG make ${JOBSFLAGS} configure-libiberty
406 CT_DoExecLog ALL make ${JOBSFLAGS} -C libiberty libiberty.a
407 CT_DoExecLog CFG make ${JOBSFLAGS} configure-gcc configure-libcpp
408 CT_DoExecLog ALL make ${JOBSFLAGS} all-libcpp
410 CT_DoExecLog CFG make ${JOBSFLAGS} configure-gcc configure-libcpp configure-build-libiberty
411 CT_DoExecLog ALL make ${JOBSFLAGS} all-libcpp all-build-libiberty
413 # HACK: gcc-4.2 uses libdecnumber to build libgcc.mk, so build it here.
414 if [ -d "${CT_SRC_DIR}/gcc-${CT_CC_VERSION}/libdecnumber" ]; then
415 CT_DoExecLog CFG make ${JOBSFLAGS} configure-libdecnumber
416 CT_DoExecLog ALL make ${JOBSFLAGS} -C libdecnumber libdecnumber.a
418 # HACK: gcc-4.8 uses libbacktrace to make libgcc.mvars, so make it here.
419 if [ -d "${CT_SRC_DIR}/gcc-${CT_CC_VERSION}/libbacktrace" ]; then
420 CT_DoExecLog CFG make ${JOBSFLAGS} configure-libbacktrace
421 CT_DoExecLog ALL make ${JOBSFLAGS} -C libbacktrace
424 # Starting with GCC 4.3, libgcc.mk is no longer built,
425 # and libgcc.mvars is used instead.
427 if [ "${CT_CC_GCC_4_3_or_later}" = "y" ]; then
428 libgcc_rule="libgcc.mvars"
429 core_targets=( gcc target-libgcc )
431 libgcc_rule="libgcc.mk"
435 # On bare metal and canadian build the host-compiler is used when
436 # actually the build-system compiler is required. Choose the correct
437 # compilers for canadian build and use the defaults on other
439 if [ "${CT_BARE_METAL},${CT_CANADIAN}" = "y,y" ]; then
440 repair_cc="CC_FOR_BUILD=${CT_BUILD}-gcc \
441 CXX_FOR_BUILD=${CT_BUILD}-g++ \
442 GCC_FOR_TARGET=${CT_TARGET}-gcc"
447 CT_DoExecLog ALL make ${JOBSFLAGS} -C gcc ${libgcc_rule} \
449 sed -r -i -e 's@-lc@@g' gcc/${libgcc_rule}
453 if [ "${build_libstdcxx}" = "yes" \
454 -a "${CT_CC_LANG_CXX}" = "y" \
456 core_targets+=( target-libstdc++-v3 )
459 CT_DoLog EXTRA "Building gcc"
460 CT_DoExecLog ALL make ${JOBSFLAGS} "${core_targets[@]/#/all-}"
462 CT_DoLog EXTRA "Installing gcc"
463 CT_DoExecLog ALL make ${JOBSFLAGS} "${core_targets[@]/#/install-}"
465 if [ "${build_manuals}" = "yes" ]; then
466 CT_DoLog EXTRA "Building the GCC manuals"
467 CT_DoExecLog ALL make pdf html
468 CT_DoLog EXTRA "Installing the GCC manuals"
469 CT_DoExecLog ALL make install-{pdf,html}-gcc
472 # Create a symlink ${CT_TARGET}-cc to ${CT_TARGET}-gcc to always be able
473 # to call the C compiler with the same, somewhat canonical name.
474 # check whether compiler has an extension
475 file="$( ls -1 "${prefix}/bin/${CT_TARGET}-gcc."* 2>/dev/null || true )"
476 [ -z "${file}" ] || ext=".${file##*.}"
477 CT_DoExecLog ALL ln -sfv "${CT_TARGET}-gcc${ext}" "${prefix}/bin/${CT_TARGET}-cc${ext}"
479 if [ "${CT_MULTILIB}" = "y" ]; then
480 if [ "${CT_CANADIAN}" = "y" -a "${mode}" = "baremetal" \
481 -a "${host}" = "${CT_HOST}" ]; then
482 CT_DoLog WARN "Canadian Cross unable to confirm multilibs configured correctly"
484 multilibs=( $( "${prefix}/bin/${CT_TARGET}-gcc" -print-multi-lib \
486 if [ ${#multilibs[@]} -ne 0 ]; then
487 CT_DoLog EXTRA "gcc configured with these multilibs (besides the default):"
488 for i in "${multilibs[@]}"; do
491 CT_DoLog EXTRA " ${flags//@/ -} --> ${dir}/"
494 CT_DoLog WARN "gcc configured for multilib, but none available"
500 #------------------------------------------------------------------------------
501 # Build complete gcc to run on build
503 local -a build_final_opts
504 local build_final_backend
506 # In case we're canadian or cross-native, it seems that a
507 # real, complete compiler is needed?!? WTF? Sigh...
508 # Otherwise, there is nothing to do.
509 case "${CT_TOOLCHAIN_TYPE}" in
510 native|cross) return 0;;
513 build_final_opts+=( "host=${CT_BUILD}" )
514 build_final_opts+=( "prefix=${CT_BUILDTOOLS_PREFIX_DIR}" )
515 build_final_opts+=( "complibs=${CT_BUILDTOOLS_PREFIX_DIR}" )
516 build_final_opts+=( "lang_list=$( cc_gcc_lang_list )" )
517 if [ "${CT_BARE_METAL}" = "y" ]; then
518 # In the tests I've done, bare-metal was not impacted by the
519 # lack of such a compiler, but better safe than sorry...
520 build_final_opts+=( "mode=baremetal" )
521 build_final_opts+=( "build_libgcc=yes" )
522 build_final_opts+=( "build_libstdcxx=yes" )
523 if [ "${CT_STATIC_TOOLCHAIN}" = "y" ]; then
524 build_final_opts+=( "build_staticlinked=yes" )
526 build_final_backend=do_cc_core_backend
528 build_final_backend=do_cc_backend
531 CT_DoStep INFO "Installing final compiler for build"
532 CT_mkdir_pushd "${CT_BUILD_DIR}/build-cc-final-build-${CT_BUILD}"
534 "${build_final_backend}" "${build_final_opts[@]}"
540 #------------------------------------------------------------------------------
541 # Build final gcc to run on host
546 final_opts+=( "host=${CT_HOST}" )
547 final_opts+=( "prefix=${CT_PREFIX_DIR}" )
548 final_opts+=( "complibs=${CT_HOST_COMPLIBS_DIR}" )
549 final_opts+=( "cflags=${CT_CFLAGS_FOR_HOST}" )
550 final_opts+=( "ldflags=${CT_LDFLAGS_FOR_HOST}" )
551 final_opts+=( "lang_list=$( cc_gcc_lang_list )" )
552 if [ "${CT_BUILD_MANUALS}" = "y" ]; then
553 final_opts+=( "build_manuals=yes" )
555 if [ "${CT_BARE_METAL}" = "y" ]; then
556 final_opts+=( "mode=baremetal" )
557 final_opts+=( "build_libgcc=yes" )
558 final_opts+=( "build_libstdcxx=yes" )
559 if [ "${CT_STATIC_TOOLCHAIN}" = "y" ]; then
560 final_opts+=( "build_staticlinked=yes" )
562 final_backend=do_cc_core_backend
564 final_backend=do_cc_backend
567 CT_DoStep INFO "Installing final compiler"
568 CT_mkdir_pushd "${CT_BUILD_DIR}/build-cc-final"
570 "${final_backend}" "${final_opts[@]}"
576 #------------------------------------------------------------------------------
577 # Build the final gcc
578 # Usage: do_cc_backend param=value [...]
579 # Parameter : Definition : Type : Default
580 # host : the host we run onto : tuple : (none)
581 # prefix : the runtime prefix : dir : (none)
582 # complibs : the companion libraries prefix : dir : (none)
583 # cflags : cflags to use : string : (empty)
584 # ldflags : ldflags to use : string : (empty)
585 # lang_list : the list of languages to build : string : (empty)
586 # build_manuals : whether to build manuals or not : bool : no
595 local -a host_libstdcxx_flags
596 local -a extra_config
597 local -a final_LDFLAGS
605 CT_DoLog EXTRA "Configuring gcc"
607 # Enable selected languages
608 extra_config+=("--enable-languages=${lang_list}")
610 for tmp in ARCH ABI CPU TUNE FPU FLOAT; do
611 eval tmp="\${CT_ARCH_WITH_${tmp}}"
612 if [ -n "${tmp}" ]; then
613 extra_config+=("${tmp}")
617 [ "${CT_SHARED_LIBS}" = "y" ] || extra_config+=("--disable-shared")
618 if [ "${CT_CC_GCC_HAS_PKGVERSION_BUGURL}" = "y" ]; then
619 extra_config+=("--with-pkgversion=${CT_PKGVERSION}")
620 [ -n "${CT_TOOLCHAIN_BUGURL}" ] && extra_config+=("--with-bugurl=${CT_TOOLCHAIN_BUGURL}")
622 case "${CT_CC_GCC_SJLJ_EXCEPTIONS}" in
623 y) extra_config+=("--enable-sjlj-exceptions");;
625 "") extra_config+=("--disable-sjlj-exceptions");;
627 if [ "${CT_CC_CXA_ATEXIT}" = "y" ]; then
628 extra_config+=("--enable-__cxa_atexit")
630 extra_config+=("--disable-__cxa_atexit")
632 if [ -n "${CT_CC_ENABLE_CXX_FLAGS}" ]; then
633 extra_config+=("--enable-cxx-flags=${CT_CC_ENABLE_CXX_FLAGS}")
635 if [ "${CT_CC_GCC_LIBMUDFLAP}" = "y" ]; then
636 extra_config+=(--enable-libmudflap)
638 extra_config+=(--disable-libmudflap)
640 if [ "${CT_CC_GCC_LIBGOMP}" = "y" ]; then
641 extra_config+=(--enable-libgomp)
643 extra_config+=(--disable-libgomp)
645 if [ "${CT_CC_GCC_LIBSSP}" = "y" ]; then
646 extra_config+=(--enable-libssp)
648 extra_config+=(--disable-libssp)
650 if [ "${CT_CC_GCC_HAS_LIBQUADMATH}" = "y" ]; then
651 if [ "${CT_CC_GCC_LIBQUADMATH}" = "y" ]; then
652 extra_config+=(--enable-libquadmath)
653 extra_config+=(--enable-libquadmath-support)
655 extra_config+=(--disable-libquadmath)
656 extra_config+=(--disable-libquadmath-support)
660 final_LDFLAGS+=("${ldflags}")
663 # Keep this full if-else-if-elif-fi-fi block in sync
664 # with the same block in do_cc_core, above.
665 if [ "${CT_STATIC_TOOLCHAIN}" = "y" ]; then
666 final_LDFLAGS+=("-static")
667 host_libstdcxx_flags+=("-static-libgcc")
668 host_libstdcxx_flags+=("-Wl,-Bstatic,-lstdc++")
669 host_libstdcxx_flags+=("-lm")
670 # Companion libraries are build static (eg !shared), so
671 # the libstdc++ is not pulled automatically, although it
672 # is needed. Shoe-horn it in our LDFLAGS
673 # Ditto libm on some Fedora boxen
674 final_LDFLAGS+=("-lstdc++")
675 final_LDFLAGS+=("-lm")
677 if [ "${CT_CC_STATIC_LIBSTDCXX}" = "y" ]; then
678 # this is from CodeSourcery arm-2010q1-202-arm-none-linux-gnueabi.src.tar.bz2
680 # INFO: if the host gcc is gcc-4.5 then presumably we could use -static-libstdc++,
681 # see http://gcc.gnu.org/ml/gcc-patches/2009-06/msg01635.html
682 host_libstdcxx_flags+=("-static-libgcc")
683 host_libstdcxx_flags+=("-Wl,-Bstatic,-lstdc++,-Bdynamic")
684 host_libstdcxx_flags+=("-lm")
685 elif [ "${CT_COMPLIBS_SHARED}" != "y" ]; then
686 # When companion libraries are build static (eg !shared),
687 # the libstdc++ is not pulled automatically, although it
688 # is needed. Shoe-horn it in our LDFLAGS
689 # Ditto libm on some Fedora boxen
690 final_LDFLAGS+=("-lstdc++")
691 final_LDFLAGS+=("-lm")
695 if [ "${CT_CC_GCC_USE_GMP_MPFR}" = "y" ]; then
696 extra_config+=("--with-gmp=${complibs}")
697 extra_config+=("--with-mpfr=${complibs}")
699 if [ "${CT_CC_GCC_USE_MPC}" = "y" ]; then
700 extra_config+=("--with-mpc=${complibs}")
702 if [ "${CT_CC_GCC_USE_GRAPHITE}" = "y" ]; then
703 if [ "${CT_PPL}" = "y" ]; then
704 extra_config+=("--with-ppl=${complibs}")
705 # With PPL 0.11+, also pull libpwl if needed
706 if [ "${CT_PPL_NEEDS_LIBPWL}" = "y" ]; then
707 host_libstdcxx_flags+=("-L${complibs}/lib")
708 host_libstdcxx_flags+=("-lpwl")
711 if [ "${CT_ISL}" = "y" ]; then
712 extra_config+=("--with-isl=${complibs}")
714 extra_config+=("--with-cloog=${complibs}")
715 elif [ "${CT_CC_GCC_HAS_GRAPHITE}" = "y" ]; then
716 extra_config+=("--with-ppl=no")
717 extra_config+=("--with-isl=no")
718 extra_config+=("--with-cloog=no")
720 if [ "${CT_CC_GCC_USE_LTO}" = "y" ]; then
721 extra_config+=("--with-libelf=${complibs}")
722 elif [ "${CT_CC_GCC_HAS_LTO}" = "y" ]; then
723 extra_config+=("--with-libelf=no")
726 if [ ${#host_libstdcxx_flags[@]} -ne 0 ]; then
727 extra_config+=("--with-host-libstdcxx=${host_libstdcxx_flags[*]}")
730 if [ "${CT_THREADS}" = "none" ]; then
731 extra_config+=("--disable-threads")
732 if [ "${CT_CC_GCC_4_2_or_later}" = y ]; then
733 CT_Test "Disabling libgomp for no-thread gcc>=4.2" "${CT_CC_GCC_LIBGOMP}" = "Y"
734 extra_config+=("--disable-libgomp")
737 if [ "${CT_THREADS}" = "win32" ]; then
738 extra_config+=("--enable-threads=win32")
739 extra_config+=("--disable-win32-registry")
741 extra_config+=("--enable-threads=posix")
745 if [ "${CT_CC_GCC_ENABLE_TARGET_OPTSPACE}" = "y" ]; then
746 extra_config+=("--enable-target-optspace")
748 if [ "${CT_CC_GCC_DISABLE_PCH}" = "y" ]; then
749 extra_config+=("--disable-libstdcxx-pch")
752 case "${CT_CC_GCC_LDBL_128}" in
753 y) extra_config+=("--with-long-double-128");;
755 "") extra_config+=("--without-long-double-128");;
758 if [ "${CT_CC_GCC_BUILD_ID}" = "y" ]; then
759 extra_config+=( --enable-linker-build-id )
762 case "${CT_CC_GCC_LNK_HASH_STYLE}" in
764 *) extra_config+=( "--with-linker-hash-style=${CT_CC_GCC_LNK_HASH_STYLE}" );;
767 if [ "${CT_CC_GCC_ENABLE_PLUGINS}" = "y" ]; then
768 extra_config+=( --enable-plugin )
770 if [ "${CT_CC_GCC_GOLD}" = "y" ]; then
771 extra_config+=( --enable-gold )
776 case "${CT_CC_GCC_mips_llsc}" in
777 y) extra_config+=( --with-llsc );;
779 *) extra_config+=( --without-llsc );;
781 case "${CT_CC_GCC_mips_synci}" in
782 y) extra_config+=( --with-synci );;
784 *) extra_config+=( --without-synci );;
786 if [ "${CT_CC_GCC_mips_plt}" ]; then
787 extra_config+=( --with-mips-plt )
792 [ "${CT_TOOLCHAIN_ENABLE_NLS}" != "y" ] && extra_config+=("--disable-nls")
794 if [ "${CT_CC_GCC_SYSTEM_ZLIB}" = "y" ]; then
795 extra_config+=("--with-system-zlib")
798 if [ "${CT_MULTILIB}" = "y" ]; then
799 extra_config+=("--enable-multilib")
801 extra_config+=("--disable-multilib")
804 CT_DoLog DEBUG "Extra config passed: '${extra_config[*]}'"
807 CC_FOR_BUILD="${CT_BUILD}-gcc" \
809 LDFLAGS="${final_LDFLAGS[*]}" \
810 CFLAGS_FOR_TARGET="${CT_TARGET_CFLAGS}" \
811 CXXFLAGS_FOR_TARGET="${CT_TARGET_CFLAGS}" \
812 LDFLAGS_FOR_TARGET="${CT_TARGET_LDFLAGS}" \
813 "${CT_SRC_DIR}/gcc-${CT_CC_VERSION}/configure" \
814 --build=${CT_BUILD} \
816 --target=${CT_TARGET} \
817 --prefix="${prefix}" \
819 "${extra_config[@]}" \
820 --with-local-prefix="${CT_SYSROOT_DIR}" \
823 "${CT_CC_EXTRA_CONFIG_ARRAY[@]}"
825 if [ "${CT_CANADIAN}" = "y" ]; then
826 CT_DoLog EXTRA "Building libiberty"
827 CT_DoExecLog ALL make ${JOBSFLAGS} all-build-libiberty
830 CT_DoLog EXTRA "Building gcc"
831 CT_DoExecLog ALL make ${JOBSFLAGS} all
833 CT_DoLog EXTRA "Installing gcc"
834 CT_DoExecLog ALL make ${JOBSFLAGS} install
836 if [ "${build_manuals}" = "yes" ]; then
837 CT_DoLog EXTRA "Building the GCC manuals"
838 CT_DoExecLog ALL make pdf html
839 CT_DoLog EXTRA "Installing the GCC manuals"
840 CT_DoExecLog ALL make install-{pdf,html}-gcc
843 # Create a symlink ${CT_TARGET}-cc to ${CT_TARGET}-gcc to always be able
844 # to call the C compiler with the same, somewhat canonical name.
845 # check whether compiler has an extension
846 file="$( ls -1 "${CT_PREFIX_DIR}/bin/${CT_TARGET}-gcc."* 2>/dev/null || true )"
847 [ -z "${file}" ] || ext=".${file##*.}"
848 CT_DoExecLog ALL ln -sfv "${CT_TARGET}-gcc${ext}" "${CT_PREFIX_DIR}/bin/${CT_TARGET}-cc${ext}"
850 if [ "${CT_MULTILIB}" = "y" ]; then
851 if [ "${CT_CANADIAN}" = "y" ]; then
852 CT_DoLog WARN "Canadian Cross unable to confirm multilibs configured correctly"
854 multilibs=( $( "${prefix}/bin/${CT_TARGET}-gcc" -print-multi-lib \
856 if [ ${#multilibs[@]} -ne 0 ]; then
857 CT_DoLog EXTRA "gcc configured with these multilibs (besides the default):"
858 for i in "${multilibs[@]}"; do
861 CT_DoLog EXTRA " ${flags//@/ -} --> ${dir}/"
864 CT_DoLog WARN "gcc configured for multilib, but none available"