diff options
Diffstat (limited to 'libstdc++-v3/configure')
| -rwxr-xr-x | libstdc++-v3/configure | 151 |
1 files changed, 147 insertions, 4 deletions
diff --git a/libstdc++-v3/configure b/libstdc++-v3/configure index 21a20bc427a..c93cda73f01 100755 --- a/libstdc++-v3/configure +++ b/libstdc++-v3/configure @@ -887,6 +887,8 @@ Optional Features: --enable-fully-dynamic-string do not put empty strings in per-process static memory [default=no] + _g_switchUse thread-local storage + [default=yes] --enable-symvers=STYLE enables symbol versioning of the shared library [default=yes] --enable-version-specific-runtime-libs @@ -4456,7 +4458,7 @@ test x"$pic_mode" = xno && libtool_flags="$libtool_flags --prefer-non-pic" case $host in *-*-irix6*) # Find out which ABI we are using. - echo '#line 4459 "configure"' > conftest.$ac_ext + echo '#line 4461 "configure"' > conftest.$ac_ext if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5 (eval $ac_compile) 2>&5 ac_status=$? @@ -5076,7 +5078,7 @@ fi; # # Fake what AC_TRY_COMPILE does. XXX Look at redoing this new-style. cat > conftest.$ac_ext << EOF -#line 5079 "configure" +#line 5081 "configure" struct S { ~S(); }; void bar(); void foo() @@ -5104,8 +5106,8 @@ EOF rm -f conftest* fi - # This is a tad weird, for hysterical raisins. We have to map enable/disable - # to two different models. + # This is a tad weird, for hysterical raisins. We have to map + # enable/disable to two different models. case $enable_sjlj_exceptions in yes) @@ -29929,6 +29931,135 @@ ac_compiler_gnu=$ac_cv_c_compiler_gnu + # For TLS support. + + # Check whether --enable-tls or --disable-tls was given. +if test "${enable_tls+set}" = set; then + enableval="$enable_tls" + + case "$enableval" in + yes|no) ;; + *) { { echo "$as_me:$LINENO: error: Argument to enable/disable tls must be yes or no" >&5 +echo "$as_me: error: Argument to enable/disable tls must be yes or no" >&2;} + { (exit 1); exit 1; }; } ;; + esac + +else + enable_tls=yes +fi; + + echo "$as_me:$LINENO: checking whether the target supports thread-local storage" >&5 +echo $ECHO_N "checking whether the target supports thread-local storage... $ECHO_C" >&6 +if test "${have_tls+set}" = set; then + echo $ECHO_N "(cached) $ECHO_C" >&6 +else + + if test "$cross_compiling" = yes; then + cat >conftest.$ac_ext <<_ACEOF +__thread int foo; +_ACEOF +rm -f conftest.$ac_objext +if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5 + (eval $ac_compile) 2>conftest.er1 + ac_status=$? + grep -v '^ *+' conftest.er1 >conftest.err + rm -f conftest.er1 + cat conftest.err >&5 + echo "$as_me:$LINENO: \$? = $ac_status" >&5 + (exit $ac_status); } && + { ac_try='test -z "$ac_c_werror_flag" + || test ! -s conftest.err' + { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5 + (eval $ac_try) 2>&5 + ac_status=$? + echo "$as_me:$LINENO: \$? = $ac_status" >&5 + (exit $ac_status); }; } && + { ac_try='test -s conftest.$ac_objext' + { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5 + (eval $ac_try) 2>&5 + ac_status=$? + echo "$as_me:$LINENO: \$? = $ac_status" >&5 + (exit $ac_status); }; }; then + have_tls=yes +else + echo "$as_me: failed program was:" >&5 +sed 's/^/| /' conftest.$ac_ext >&5 + +have_tls=no +fi +rm -f conftest.err conftest.$ac_objext conftest.$ac_ext + +else + cat >conftest.$ac_ext <<_ACEOF +__thread int a; int b; int main() { return a = b; } +_ACEOF +rm -f conftest$ac_exeext +if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5 + (eval $ac_link) 2>&5 + ac_status=$? + echo "$as_me:$LINENO: \$? = $ac_status" >&5 + (exit $ac_status); } && { ac_try='./conftest$ac_exeext' + { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5 + (eval $ac_try) 2>&5 + ac_status=$? + echo "$as_me:$LINENO: \$? = $ac_status" >&5 + (exit $ac_status); }; }; then + save_LDFLAGS="$LDFLAGS" + LDFLAGS="-static $LDFLAGS" + if test "$cross_compiling" = yes; then + { { echo "$as_me:$LINENO: error: cannot run test program while cross compiling +See \`config.log' for more details." >&5 +echo "$as_me: error: cannot run test program while cross compiling +See \`config.log' for more details." >&2;} + { (exit 1); exit 1; }; } +else + cat >conftest.$ac_ext <<_ACEOF +__thread int a; int b; int main() { return a = b; } +_ACEOF +rm -f conftest$ac_exeext +if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5 + (eval $ac_link) 2>&5 + ac_status=$? + echo "$as_me:$LINENO: \$? = $ac_status" >&5 + (exit $ac_status); } && { ac_try='./conftest$ac_exeext' + { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5 + (eval $ac_try) 2>&5 + ac_status=$? + echo "$as_me:$LINENO: \$? = $ac_status" >&5 + (exit $ac_status); }; }; then + have_tls=yes +else + echo "$as_me: program exited with status $ac_status" >&5 +echo "$as_me: failed program was:" >&5 +sed 's/^/| /' conftest.$ac_ext >&5 + +( exit $ac_status ) +have_tls=no +fi +rm -f core *.core gmon.out bb.out conftest$ac_exeext conftest.$ac_objext conftest.$ac_ext +fi + LDFLAGS="$save_LDFLAGS" +else + echo "$as_me: program exited with status $ac_status" >&5 +echo "$as_me: failed program was:" >&5 +sed 's/^/| /' conftest.$ac_ext >&5 + +( exit $ac_status ) +have_tls=no +fi +rm -f core *.core gmon.out bb.out conftest$ac_exeext conftest.$ac_objext conftest.$ac_ext +fi +fi +echo "$as_me:$LINENO: result: $have_tls" >&5 +echo "${ECHO_T}$have_tls" >&6 + if test "$enable_tls $have_tls" = "yes yes"; then + +cat >>confdefs.h <<\_ACEOF +#define HAVE_TLS 1 +_ACEOF + + fi + if test "${ac_cv_header_locale_h+set}" = set; then echo "$as_me:$LINENO: checking for locale.h" >&5 @@ -82972,6 +83103,18 @@ echo $ECHO_N "checking for enabled iconv specializations... $ECHO_C" >&6 echo "$as_me:$LINENO: result: $enable_iconv" >&5 echo "${ECHO_T}$enable_iconv" >&6 + cat >>confdefs.h <<\_ACEOF +#define HAVE_HYPOT 1 +_ACEOF + + cat >>confdefs.h <<\_ACEOF +#define HAVE_ISINF 1 +_ACEOF + + cat >>confdefs.h <<\_ACEOF +#define HAVE_ISNAN 1 +_ACEOF + # For showmanyc_helper(). |