X-Git-Url: https://git.libre-soc.org/?a=blobdiff_plain;f=configure.ac;h=bec489fc39518a9113cc31f29f55eb60bb62f0e5;hb=fffad99bde9d1da856f35d714a94e8249fdce1f7;hp=0eac6a4f13e8c81f53037fb97d9a0a0d653754ab;hpb=d7a29167f8cbbae743f0e06272231df71b98d9e3;p=gcc.git diff --git a/configure.ac b/configure.ac index 0eac6a4f13e..bec489fc395 100644 --- a/configure.ac +++ b/configure.ac @@ -133,7 +133,7 @@ build_tools="build-texinfo build-flex build-bison build-m4 build-fixincludes" # these libraries are used by various programs built for the host environment # -host_libs="intl libiberty opcodes bfd readline tcl tk itcl libgui zlib libcpp libdecnumber gmp mpfr mpc isl cloog libelf libiconv" +host_libs="intl libiberty opcodes bfd readline tcl tk itcl libgui zlib libbacktrace libcpp libdecnumber gmp mpfr mpc isl cloog libelf libiconv" # these tools are built for the host environment # Note, the powerpc-eabi build depends on sim occurring before gdb in order to @@ -152,6 +152,7 @@ libgcj="target-libffi \ # the host libraries and the host tools (which may be a cross compiler) # Note that libiberty is not a target library. target_libraries="target-libgcc \ + target-libbacktrace \ target-libgloss \ target-newlib \ target-libgomp \ @@ -159,6 +160,7 @@ target_libraries="target-libgcc \ target-libitm \ target-libstdc++-v3 \ target-libmudflap \ + target-libsanitizer \ target-libssp \ target-libquadmath \ target-libgfortran \ @@ -313,9 +315,9 @@ case "${ENABLE_GOLD}" in is_elf=no case "${target}" in *-*-elf* | *-*-sysv4* | *-*-unixware* | *-*-eabi* | hppa*64*-*-hpux* \ - | *-*-linux* | frv-*-uclinux* | *-*-irix5* | *-*-irix6* \ + | *-*-linux* | *-*-gnu* | frv-*-uclinux* | *-*-irix5* | *-*-irix6* \ | *-*-netbsd* | *-*-openbsd* | *-*-freebsd* | *-*-dragonfly* \ - | *-*-solaris2* | *-*-nto*) + | *-*-solaris2* | *-*-nto* | *-*-nacl*) case "${target}" in *-*-linux*aout* | *-*-linux*oldld*) ;; @@ -328,7 +330,7 @@ case "${ENABLE_GOLD}" in if test "$is_elf" = "yes"; then # Check for target supported by gold. case "${target}" in - i?86-*-* | x86_64-*-* | sparc*-*-* | powerpc*-*-* | arm*-*-*) + i?86-*-* | x86_64-*-* | sparc*-*-* | powerpc*-*-* | arm*-*-* | tilegx*-*-*) configdirs="$configdirs gold" if test x${ENABLE_GOLD} = xdefault; then default_ld=gold @@ -426,6 +428,15 @@ AC_ARG_ENABLE(libssp, ENABLE_LIBSSP=$enableval, ENABLE_LIBSSP=yes) +AC_ARG_ENABLE(libstdcxx, +AS_HELP_STRING([--disable-libstdcxx], + [do not build libstdc++-v3 directory]), +ENABLE_LIBSTDCXX=$enableval, +ENABLE_LIBSTDCXX=default) +[if test "${ENABLE_LIBSTDCXX}" = "no" ; then + noconfigdirs="$noconfigdirs libstdc++-v3" +fi] + # Save it here so that, even in case of --enable-libgcj, if the Java # front-end isn't enabled, we still get libgcj disabled. libgcj_saved=$libgcj @@ -527,8 +538,27 @@ if test -d ${srcdir}/libitm; then fi fi +# Disable libsanitizer on unsupported systems. +if test -d ${srcdir}/libsanitizer; then + if test x$enable_libsanitizer = x; then + AC_MSG_CHECKING([for libsanitizer support]) + if (srcdir=${srcdir}/libsanitizer; \ + . ${srcdir}/configure.tgt; \ + test -n "$UNSUPPORTED") + then + AC_MSG_RESULT([no]) + noconfigdirs="$noconfigdirs target-libsanitizer" + else + AC_MSG_RESULT([yes]) + fi + fi +fi + # Disable libquadmath for some systems. case "${target}" in + avr-*-*) + noconfigdirs="$noconfigdirs target-libquadmath" + ;; # libquadmath is unused on AIX and libquadmath build process use of # LD_LIBRARY_PATH can break AIX bootstrap. powerpc-*-aix* | rs6000-*-aix*) @@ -553,27 +583,23 @@ case "${target}" in ;; esac -# Disable libquadmath for some systems. -case "${target}" in - avr-*-*) - noconfigdirs="$noconfigdirs target-libquadmath" - ;; -esac - # Disable libstdc++-v3 for some systems. -case "${target}" in - *-*-vxworks*) - # VxWorks uses the Dinkumware C++ library. - noconfigdirs="$noconfigdirs target-libstdc++-v3" - ;; - arm*-wince-pe*) - # the C++ libraries don't build on top of CE's C libraries - noconfigdirs="$noconfigdirs target-libstdc++-v3" - ;; - avr-*-*) - noconfigdirs="$noconfigdirs target-libstdc++-v3" - ;; -esac +# Allow user to override this if they pass --enable-libstdc++-v3 +if test "${ENABLE_LIBSTDCXX}" = "default" ; then + case "${target}" in + *-*-vxworks*) + # VxWorks uses the Dinkumware C++ library. + noconfigdirs="$noconfigdirs target-libstdc++-v3" + ;; + arm*-wince-pe*) + # the C++ libraries don't build on top of CE's C libraries + noconfigdirs="$noconfigdirs target-libstdc++-v3" + ;; + avr-*-*) + noconfigdirs="$noconfigdirs target-libstdc++-v3" + ;; + esac +fi # Disable Fortran for some systems. case "${target}" in @@ -585,6 +611,8 @@ esac # Disable Java if libffi is not supported. case "${target}" in + aarch64-*-*) + ;; alpha*-*-*) ;; arm*-*-*) @@ -726,6 +754,23 @@ case "${target}" in ;; esac +# Disable libgo for some systems where it is known to not work. +# For testing, you can easily override this with --enable-libgo. +if test x$enable_libgo = x; then + case "${target}" in + *-*-darwin*) + # PR 46986 + noconfigdirs="$noconfigdirs target-libgo" + ;; + *-*-cygwin* | *-*-mingw*) + noconfigdirs="$noconfigdirs target-libgo" + ;; + *-*-aix*) + noconfigdirs="$noconfigdirs target-libgo" + ;; + esac +fi + # Default libgloss CPU subdirectory. libgloss_dir="$target_cpu" @@ -733,6 +778,9 @@ case "${target}" in sh*-*-pe|mips*-*-pe|*arm-wince-pe) libgloss_dir=wince ;; + aarch64*-*-* ) + libgloss_dir=aarch64 + ;; arm*-*-*) libgloss_dir=arm ;; @@ -1041,7 +1089,7 @@ case "${target}" in microblaze*) noconfigdirs="$noconfigdirs gprof" ;; - mips*-sde-elf*) + mips*-sde-elf* | mips*-mti-elf*) if test x$with_newlib = xyes; then noconfigdirs="$noconfigdirs gprof" fi @@ -1181,6 +1229,26 @@ if test -z "$LD"; then fi fi +# Check whether -static-libstdc++ -static-libgcc is supported. +have_static_libs=no +if test "$GCC" = yes; then + saved_LDFLAGS="$LDFLAGS" + + LDFLAGS="$LDFLAGS -static-libstdc++ -static-libgcc" + AC_MSG_CHECKING([whether g++ accepts -static-libstdc++ -static-libgcc]) + AC_LANG_PUSH(C++) + AC_LINK_IFELSE([ +#if (__GNUC__ < 4) || (__GNUC__ == 4 && __GNUC_MINOR__ < 5) +#error -static-libstdc++ not implemented +#endif +int main() {}], + [AC_MSG_RESULT([yes]); have_static_libs=yes], + [AC_MSG_RESULT([no])]) + AC_LANG_POP(C++) + + LDFLAGS="$saved_LDFLAGS" +fi + ACX_PROG_GNAT ACX_PROG_CMP_IGNORE_INITIAL @@ -1477,17 +1545,6 @@ case $with_host_libstdcxx in ;; esac -# Linker flags to use for stage1 or when not boostrapping. -AC_ARG_WITH(stage1-ldflags, -[AS_HELP_STRING([--with-stage1-ldflags=FLAGS], [linker flags for stage1])], -[if test "$withval" = "no" -o "$withval" = "yes"; then - stage1_ldflags= - else - stage1_ldflags=$withval - fi], -[stage1_ldflags=]) -AC_SUBST(stage1_ldflags) - # Libraries to use for stage1 or when not bootstrapping. AC_ARG_WITH(stage1-libs, [AS_HELP_STRING([--with-stage1-libs=LIBS], [libraries for stage1])], @@ -1499,6 +1556,23 @@ AC_ARG_WITH(stage1-libs, [stage1_libs=$with_host_libstdcxx]) AC_SUBST(stage1_libs) +# Linker flags to use for stage1 or when not bootstrapping. +AC_ARG_WITH(stage1-ldflags, +[AS_HELP_STRING([--with-stage1-ldflags=FLAGS], [linker flags for stage1])], +[if test "$withval" = "no" -o "$withval" = "yes"; then + stage1_ldflags= + else + stage1_ldflags=$withval + fi], +[stage1_ldflags= + # In stage 1, default to linking libstdc++ and libgcc statically with GCC + # if supported. But if the user explicitly specified the libraries to use, + # trust that they are doing what they want. + if test "$stage1_libs" = "" -a "$have_static_libs" = yes; then + stage1_ldflags="-static-libstdc++ -static-libgcc" + fi]) +AC_SUBST(stage1_ldflags) + # Libraries to use for stage2 and later builds. This defaults to the # argument passed to --with-host-libstdcxx. AC_ARG_WITH(boot-libs, @@ -1554,8 +1628,11 @@ if test "x$with_isl" != "xno" && dnl Provide configure switches and initialize islinc & isllibs dnl with user input. ISL_INIT_FLAGS - dnl The minimal version of ISL required for Graphite. + dnl The versions of ISL that work for Graphite ISL_CHECK_VERSION(0,10) + if test "${gcc_cv_isl}" = no ; then + ISL_CHECK_VERSION(0,11) + fi dnl Only execute fail-action, if ISL has been requested. ISL_IF_FAILED([ AC_MSG_ERROR([Unable to find a usable ISL. See config.log for details.])]) @@ -1565,11 +1642,11 @@ if test "x$with_isl" != "xno" && dnl Provide configure switches and initialize clooginc & clooglibs dnl with user input. CLOOG_INIT_FLAGS - dnl The minimal version of CLooG required for Graphite. - dnl - dnl If we use CLooG-Legacy, the provided version information is - dnl ignored. + dnl The versions of CLooG that work for Graphite. CLOOG_CHECK_VERSION(0,17,0) + if test "${gcc_cv_cloog}" = no ; then + CLOOG_CHECK_VERSION(0,18,0) + fi dnl Only execute fail-action, if CLooG has been requested. CLOOG_IF_FAILED([ @@ -1956,11 +2033,11 @@ case ,${enable_languages},:${enable_objc_gc} in ;; esac -# Disable libitm if we're not building C++ +# Disable libitm and libsanitizer if we're not building C++ case ,${enable_languages}, in *,c++,*) ;; *) - noconfigdirs="$noconfigdirs target-libitm" + noconfigdirs="$noconfigdirs target-libitm target-libsanitizer" ;; esac @@ -2260,7 +2337,7 @@ case "${target}" in spu-*-*) target_makefile_frag="config/mt-spu" ;; - mips*-sde-elf*) + mips*-sde-elf* | mips*-mti-elf*) target_makefile_frag="config/mt-sde" ;; mipsisa*-*-elfoabi*) @@ -2381,6 +2458,11 @@ if echo " ${target_configdirs} " | grep " libgomp " > /dev/null 2>&1 ; then bootstrap_target_libs=${bootstrap_target_libs}target-libgomp, fi +# If we are building libsanitizer, bootstrap it. +if echo " ${target_configdirs} " | grep " libsanitizer " > /dev/null 2>&1 ; then + bootstrap_target_libs=${bootstrap_target_libs}target-libsanitizer, +fi + # Determine whether gdb needs tk/tcl or not. # Use 'maybe' since enable_gdbtk might be true even if tk isn't available # and in that case we want gdb to be built without tk. Ugh! @@ -2800,7 +2882,7 @@ case " $target_configdirs " in *" --with-newlib "*) case "$target" in *-cygwin*) - FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(TARGET_SUBDIR)/winsup -L$$r/$(TARGET_SUBDIR)/winsup/cygwin -L$$r/$(TARGET_SUBDIR)/winsup/w32api/lib -isystem $$s/winsup/include -isystem $$s/winsup/cygwin/include -isystem $$s/winsup/w32api/include' + FLAGS_FOR_TARGET=$FLAGS_FOR_TARGET' -L$$r/$(TARGET_SUBDIR)/winsup/cygwin -isystem $$s/winsup/cygwin/include' ;; esac @@ -3077,7 +3159,7 @@ GCC_TARGET_TOOL(as, AS_FOR_TARGET, AS, [gas/as-new]) GCC_TARGET_TOOL(cc, CC_FOR_TARGET, CC, [gcc/xgcc -B$$r/$(HOST_SUBDIR)/gcc/]) dnl see comments for CXX_FOR_TARGET_FLAG_TO_PASS GCC_TARGET_TOOL(c++, CXX_FOR_TARGET, CXX, - [gcc/g++ -B$$r/$(HOST_SUBDIR)/gcc/ -nostdinc++ `if test -f $$r/$(TARGET_SUBDIR)/libstdc++-v3/scripts/testsuite_flags; then $(SHELL) $$r/$(TARGET_SUBDIR)/libstdc++-v3/scripts/testsuite_flags --build-includes; else echo -funconfigured-libstdc++-v3 ; fi` -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs], + [gcc/xg++ -B$$r/$(HOST_SUBDIR)/gcc/ -nostdinc++ `if test -f $$r/$(TARGET_SUBDIR)/libstdc++-v3/scripts/testsuite_flags; then $(SHELL) $$r/$(TARGET_SUBDIR)/libstdc++-v3/scripts/testsuite_flags --build-includes; else echo -funconfigured-libstdc++-v3 ; fi` -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs], c++) GCC_TARGET_TOOL(c++ for libstdc++, RAW_CXX_FOR_TARGET, CXX, [gcc/xgcc -shared-libgcc -B$$r/$(HOST_SUBDIR)/gcc -nostdinc++ -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs],