diff options
Diffstat (limited to 'libjava/configure')
| -rwxr-xr-x | libjava/configure | 87 |
1 files changed, 87 insertions, 0 deletions
diff --git a/libjava/configure b/libjava/configure index 8fa8ed3616d..82911d155ac 100755 --- a/libjava/configure +++ b/libjava/configure @@ -27610,6 +27610,7 @@ fi # See if we support thread-local storage. + # Check whether --enable-tls or --disable-tls was given. if test "${enable_tls+set}" = set; then enableval="$enable_tls" @@ -27662,6 +27663,74 @@ if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5 ac_status=$? echo "$as_me:$LINENO: \$? = $ac_status" >&5 (exit $ac_status); }; }; then + chktls_save_LDFLAGS="$LDFLAGS" + case $host in + *-*-linux*) + LDFLAGS="-shared -Wl,--no-undefined $LDFLAGS" + ;; + esac + chktls_save_CFLAGS="$CFLAGS" + CFLAGS="-fPIC $CFLAGS" + if test x$gcc_no_link = xyes; then + { { echo "$as_me:$LINENO: error: Link tests are not allowed after GCC_NO_EXECUTABLES." >&5 +echo "$as_me: error: Link tests are not allowed after GCC_NO_EXECUTABLES." >&2;} + { (exit 1); exit 1; }; } +fi +cat >conftest.$ac_ext <<_ACEOF +int f() { return 0; } +_ACEOF +rm -f conftest.$ac_objext conftest$ac_exeext +if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5 + (eval $ac_link) 2>conftest.er1 + ac_status=$? + 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_exeext' + { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5 + (eval $ac_try) 2>&5 + ac_status=$? + echo "$as_me:$LINENO: \$? = $ac_status" >&5 + (exit $ac_status); }; }; then + if test x$gcc_no_link = xyes; then + { { echo "$as_me:$LINENO: error: Link tests are not allowed after ." >&5 +echo "$as_me: error: Link tests are not allowed after ." >&2;} + { (exit 1); exit 1; }; } +fi +cat >conftest.$ac_ext <<_ACEOF +__thread int a; int b; int f() { return a = b; } +_ACEOF +rm -f conftest.$ac_objext conftest$ac_exeext +if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5 + (eval $ac_link) 2>conftest.er1 + ac_status=$? + 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_exeext' + { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5 + (eval $ac_try) 2>&5 + ac_status=$? + echo "$as_me:$LINENO: \$? = $ac_status" >&5 + (exit $ac_status); }; }; then gcc_cv_have_tls=yes else echo "$as_me: failed program was:" >&5 @@ -27671,6 +27740,24 @@ gcc_cv_have_tls=no fi rm -f conftest.err conftest.$ac_objext \ conftest$ac_exeext conftest.$ac_ext +else + echo "$as_me: failed program was:" >&5 +sed 's/^/| /' conftest.$ac_ext >&5 + +gcc_cv_have_tls=yes +fi +rm -f conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext + CFLAGS="$chktls_save_CFLAGS" + LDFLAGS="$chktls_save_LDFLAGS" +else + echo "$as_me: failed program was:" >&5 +sed 's/^/| /' conftest.$ac_ext >&5 + +gcc_cv_have_tls=no +fi +rm -f conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext else |