diff options
Diffstat (limited to 'configure')
| -rwxr-xr-x | configure | 124 |
1 files changed, 107 insertions, 17 deletions
@@ -648,8 +648,8 @@ clooglibs islinc poststage1_ldflags poststage1_libs -stage1_libs stage1_ldflags +stage1_libs extra_isl_gmp_configure_flags extra_mpc_mpfr_configure_flags extra_mpc_gmp_configure_flags @@ -763,8 +763,8 @@ with_gmp with_gmp_include with_gmp_lib with_host_libstdcxx -with_stage1_ldflags with_stage1_libs +with_stage1_ldflags with_boot_libs with_boot_ldflags with_cloog @@ -1514,9 +1514,9 @@ Optional Packages: --with-gmp-lib=PATH specify directory for the installed GMP library --with-host-libstdcxx=L use linker arguments L to link with libstdc++ when linking with PPL + --with-stage1-libs=LIBS libraries for stage1 --with-stage1-ldflags=FLAGS linker flags for stage1 - --with-stage1-libs=LIBS libraries for stage1 --with-boot-libs=LIBS libraries for stage2 and later --with-boot-ldflags=FLAGS linker flags for stage2 and later @@ -1765,6 +1765,52 @@ fi } # ac_fn_cxx_try_compile +# ac_fn_cxx_try_link LINENO +# ------------------------- +# Try to link conftest.$ac_ext, and return whether this succeeded. +ac_fn_cxx_try_link () +{ + as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack + rm -f conftest.$ac_objext conftest$ac_exeext + if { { ac_try="$ac_link" +case "(($ac_try" in + *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;; + *) ac_try_echo=$ac_try;; +esac +eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\"" +$as_echo "$ac_try_echo"; } >&5 + (eval "$ac_link") 2>conftest.err + ac_status=$? + if test -s conftest.err; then + grep -v '^ *+' conftest.err >conftest.er1 + cat conftest.er1 >&5 + mv -f conftest.er1 conftest.err + fi + $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 + test $ac_status = 0; } && { + test -z "$ac_cxx_werror_flag" || + test ! -s conftest.err + } && test -s conftest$ac_exeext && { + test "$cross_compiling" = yes || + $as_test_x conftest$ac_exeext + }; then : + ac_retval=0 +else + $as_echo "$as_me: failed program was:" >&5 +sed 's/^/| /' conftest.$ac_ext >&5 + + ac_retval=1 +fi + # Delete the IPA/IPO (Inter Procedural Analysis/Optimization) information + # created by the PGI compiler (conftest_ipa8_conftest.oo), as it would + # interfere with the next link command; also delete a directory that is + # left behind by Apple's compiler. We do this before executing the actions. + rm -rf conftest.dSYM conftest_ipa8_conftest.oo + eval $as_lineno_stack; test "x$as_lineno_stack" = x && { as_lineno=; unset as_lineno;} + return $ac_retval + +} # ac_fn_cxx_try_link + # ac_fn_c_try_link LINENO # ----------------------- # Try to link conftest.$ac_ext, and return whether this succeeded. @@ -4829,6 +4875,44 @@ 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" + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether g++ accepts -static-libstdc++ -static-libgcc" >&5 +$as_echo_n "checking whether g++ accepts -static-libstdc++ -static-libgcc... " >&6; } + ac_ext=cpp +ac_cpp='$CXXCPP $CPPFLAGS' +ac_compile='$CXX -c $CXXFLAGS $CPPFLAGS conftest.$ac_ext >&5' +ac_link='$CXX -o conftest$ac_exeext $CXXFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5' +ac_compiler_gnu=$ac_cv_cxx_compiler_gnu + + +cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +int main() {} +_ACEOF +if ac_fn_cxx_try_link "$LINENO"; then : + { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5 +$as_echo "yes" >&6; }; have_static_libs=yes +else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext + ac_ext=c +ac_cpp='$CPP $CPPFLAGS' +ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5' +ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5' +ac_compiler_gnu=$ac_cv_c_compiler_gnu + + + LDFLAGS="$saved_LDFLAGS" +fi + @@ -5558,32 +5642,38 @@ case $with_host_libstdcxx in ;; esac -# Linker flags to use for stage1 or when not boostrapping. +# Libraries to use for stage1 or when not bootstrapping. -# Check whether --with-stage1-ldflags was given. -if test "${with_stage1_ldflags+set}" = set; then : - withval=$with_stage1_ldflags; if test "$withval" = "no" -o "$withval" = "yes"; then - stage1_ldflags= +# Check whether --with-stage1-libs was given. +if test "${with_stage1_libs+set}" = set; then : + withval=$with_stage1_libs; if test "$withval" = "no" -o "$withval" = "yes"; then + stage1_libs= else - stage1_ldflags=$withval + stage1_libs=$withval fi else - stage1_ldflags= + stage1_libs=$with_host_libstdcxx fi -# Libraries to use for stage1 or when not bootstrapping. +# Linker flags to use for stage1 or when not bootstrapping. -# Check whether --with-stage1-libs was given. -if test "${with_stage1_libs+set}" = set; then : - withval=$with_stage1_libs; if test "$withval" = "no" -o "$withval" = "yes"; then - stage1_libs= +# Check whether --with-stage1-ldflags was given. +if test "${with_stage1_ldflags+set}" = set; then : + withval=$with_stage1_ldflags; if test "$withval" = "no" -o "$withval" = "yes"; then + stage1_ldflags= else - stage1_libs=$withval + stage1_ldflags=$withval fi else - stage1_libs=$with_host_libstdcxx + stage1_ldflags= + # In stage 1, default to linking libstdc++ and libgcc statically with GCC + # if supported. But if the user explicitly specified the libraries to use, + # trust that they are doing what they want. + if test "$stage1_libs" = "" -a "$have_static_libs" = yes; then + stage1_ldflags="-static-libstdc++ -static-libgcc" + fi fi |