acinclude.m4 (GLIBCXX_CHECK_LINKER_FEATURES): Don't check for shared libgcc for darwi...

	* acinclude.m4 (GLIBCXX_CHECK_LINKER_FEATURES): Don't check for
	shared libgcc for darwin exports.
	* configure: Regenerate.

From-SVN: r106936

diff --git a/libstdc++-v3/ChangeLog b/libstdc++-v3/ChangeLog
index f60ef60..0fa5039 100644 (file)
--- a/libstdc++-v3/ChangeLog
+++ b/libstdc++-v3/ChangeLog
@@ -1,3 +1,9 @@
+2005-11-14  Geoffrey Keating  <geoffk@apple.com>
+
+       * acinclude.m4 (GLIBCXX_CHECK_LINKER_FEATURES): Don't check for
+       shared libgcc for darwin exports.
+       * configure: Regenerate.
+
 2005-11-13  Jonathan Wakely  <redi@gcc.gnu.org>
 
        * include/tr1/boost_shared_ptr.h (get_deleter):

diff --git a/libstdc++-v3/acinclude.m4 b/libstdc++-v3/acinclude.m4
index c4d31d9..f4d11bf 100644 (file)
--- a/libstdc++-v3/acinclude.m4
+++ b/libstdc++-v3/acinclude.m4
@@ -1711,8 +1711,9 @@ if test x$enable_symvers = xyes ; then
   fi
 fi
 
-# Check to see if libgcc_s exists, indicating that shared libgcc is possible.
-if test $enable_symvers != no; then
+# Check to see if 'gnu' can win.
+if test $enable_symvers = gnu; then
+  # Check to see if libgcc_s exists, indicating that shared libgcc is possible.
   AC_MSG_CHECKING([for shared libgcc])
   ac_save_CFLAGS="$CFLAGS"
   CFLAGS=' -lgcc_s'
@@ -1736,25 +1737,18 @@ changequote([,])dnl
     fi
   fi
   AC_MSG_RESULT($glibcxx_shared_libgcc)
-fi
-
-# If no shared libgcc, can't win.
-if test $glibcxx_shared_libgcc != yes &&
-   test $enable_symvers != no ; then
-    AC_MSG_WARN([=== You have requested some kind of symbol versioning, but])
-    AC_MSG_WARN([=== you are not building a shared libgcc_s.])
-    AC_MSG_WARN([=== Symbol versioning will be disabled.])
-    enable_symvers=no
-  enable_symvers=no
-fi
 
-# Check to see if 'gnu' can win.
-if test $enable_symvers = gnu; then
   # For GNU ld, we need at least this version.  The format is described in
   # GLIBCXX_CHECK_LINKER_FEATURES above.
   glibcxx_min_gnu_ld_version=21400
 
-  if test $with_gnu_ld != yes ; then
+  # If no shared libgcc, can't win.
+  if test $glibcxx_shared_libgcc != yes; then
+      AC_MSG_WARN([=== You have requested GNU symbol versioning, but])
+      AC_MSG_WARN([=== you are not building a shared libgcc_s.])
+      AC_MSG_WARN([=== Symbol versioning will be disabled.])
+      enable_symvers=no
+  elif test $with_gnu_ld != yes ; then
     # just fail for now
     AC_MSG_WARN([=== You have requested GNU symbol versioning, but])
     AC_MSG_WARN([=== you are not using the GNU linker.])

diff --git a/libstdc++-v3/configure b/libstdc++-v3/configure
index fb830d4..21a20bc 100755 (executable)
--- a/libstdc++-v3/configure
+++ b/libstdc++-v3/configure
@@ -87275,8 +87275,9 @@ echo "$as_me: WARNING: === Symbol versioning will be disabled." >&2;}
   fi
 fi
 
-# Check to see if libgcc_s exists, indicating that shared libgcc is possible.
-if test $enable_symvers != no; then
+# Check to see if 'gnu' can win.
+if test $enable_symvers = gnu; then
+  # Check to see if libgcc_s exists, indicating that shared libgcc is possible.
   echo "$as_me:$LINENO: checking for shared libgcc" >&5
 echo $ECHO_N "checking for shared libgcc... $ECHO_C" >&6
   ac_save_CFLAGS="$CFLAGS"
@@ -87399,28 +87400,21 @@ rm -f conftest.err conftest.$ac_objext \
   fi
   echo "$as_me:$LINENO: result: $glibcxx_shared_libgcc" >&5
 echo "${ECHO_T}$glibcxx_shared_libgcc" >&6
-fi
-
-# If no shared libgcc, can't win.
-if test $glibcxx_shared_libgcc != yes &&
-   test $enable_symvers != no ; then
-    { echo "$as_me:$LINENO: WARNING: === You have requested some kind of symbol versioning, but" >&5
-echo "$as_me: WARNING: === You have requested some kind of symbol versioning, but" >&2;}
-    { echo "$as_me:$LINENO: WARNING: === you are not building a shared libgcc_s." >&5
-echo "$as_me: WARNING: === you are not building a shared libgcc_s." >&2;}
-    { echo "$as_me:$LINENO: WARNING: === Symbol versioning will be disabled." >&5
-echo "$as_me: WARNING: === Symbol versioning will be disabled." >&2;}
-    enable_symvers=no
-  enable_symvers=no
-fi
 
-# Check to see if 'gnu' can win.
-if test $enable_symvers = gnu; then
   # For GNU ld, we need at least this version.  The format is described in
   # GLIBCXX_CHECK_LINKER_FEATURES above.
   glibcxx_min_gnu_ld_version=21400
 
-  if test $with_gnu_ld != yes ; then
+  # If no shared libgcc, can't win.
+  if test $glibcxx_shared_libgcc != yes; then
+      { echo "$as_me:$LINENO: WARNING: === You have requested GNU symbol versioning, but" >&5
+echo "$as_me: WARNING: === You have requested GNU symbol versioning, but" >&2;}
+      { echo "$as_me:$LINENO: WARNING: === you are not building a shared libgcc_s." >&5
+echo "$as_me: WARNING: === you are not building a shared libgcc_s." >&2;}
+      { echo "$as_me:$LINENO: WARNING: === Symbol versioning will be disabled." >&5
+echo "$as_me: WARNING: === Symbol versioning will be disabled." >&2;}
+      enable_symvers=no
+  elif test $with_gnu_ld != yes ; then
     # just fail for now
     { echo "$as_me:$LINENO: WARNING: === You have requested GNU symbol versioning, but" >&5
 echo "$as_me: WARNING: === You have requested GNU symbol versioning, but" >&2;}