PR target/18153
* configure.ac: Define HAVE_LD_STATIC_DYNAMIC if linker supports
-Bstatic/-Bdynamic option.
* config.in: Regenerated.
* configure: Likewise.
* gcc.c (init_spec): Pass -Bstatic/-Bdynamic to ld for static
-lunwind if possible.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@92229
138bc75d-0d04-0410-961f-
82ee72b054a4
+2004-12-15 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR target/18153
+ * configure.ac: Define HAVE_LD_STATIC_DYNAMIC if linker supports
+ -Bstatic/-Bdynamic option.
+ * config.in: Regenerated.
+ * configure: Likewise.
+
+ * gcc.c (init_spec): Pass -Bstatic/-Bdynamic to ld for static
+ -lunwind if possible.
+
2004-12-15 Daniel Berlin <dberlin@dberlin.org>
* cfgloop.c (flow_loops_dump): Don't print out levels.
a read-write section. */
#undef HAVE_LD_RO_RW_SECTION_MIXING
+/* Define if your linker supports -Bstatic/-Bdynamic option. */
+#undef HAVE_LD_STATIC_DYNAMIC
+
/* Define to 1 if you have the <limits.h> header file. */
#undef HAVE_LIMITS_H
# Target-specific assembler checks.
+echo "$as_me:$LINENO: checking linker -Bstatic/-Bdynamic option" >&5
+echo $ECHO_N "checking linker -Bstatic/-Bdynamic option... $ECHO_C" >&6
+gcc_cv_ld_static_dynamic=no
+if test $in_tree_ld = yes ; then
+ if test "$gcc_cv_gld_major_version" -eq 2 -a "$gcc_cv_gld_minor_version" -ge 10; then
+ gcc_cv_ld_static_dynamic=yes
+ fi
+elif test x$gcc_cv_ld != x; then
+ # Check if linker supports -Bstatic/-Bdynamic option
+ if $gcc_cv_ld --help 2>/dev/null | grep -- -Bstatic > /dev/null \
+ && $gcc_cv_ld --help 2>/dev/null | grep -- -Bdynamic > /dev/null; then
+ gcc_cv_ld_static_dynamic=yes
+ fi
+fi
+if test x"$gcc_cv_ld_static_dynamic" = xyes; then
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_LD_STATIC_DYNAMIC 1
+_ACEOF
+
+fi
+echo "$as_me:$LINENO: result: $gcc_cv_ld_static_dynamic" >&5
+echo "${ECHO_T}$gcc_cv_ld_static_dynamic" >&6
+
if test x"$demangler_in_ld" = xyes; then
echo "$as_me:$LINENO: checking linker --demangle support" >&5
echo $ECHO_N "checking linker --demangle support... $ECHO_C" >&6
# Target-specific assembler checks.
+AC_MSG_CHECKING(linker -Bstatic/-Bdynamic option)
+gcc_cv_ld_static_dynamic=no
+if test $in_tree_ld = yes ; then
+ if test "$gcc_cv_gld_major_version" -eq 2 -a "$gcc_cv_gld_minor_version" -ge 10; then
+ gcc_cv_ld_static_dynamic=yes
+ fi
+elif test x$gcc_cv_ld != x; then
+ # Check if linker supports -Bstatic/-Bdynamic option
+ if $gcc_cv_ld --help 2>/dev/null | grep -- -Bstatic > /dev/null \
+ && $gcc_cv_ld --help 2>/dev/null | grep -- -Bdynamic > /dev/null; then
+ gcc_cv_ld_static_dynamic=yes
+ fi
+fi
+if test x"$gcc_cv_ld_static_dynamic" = xyes; then
+ AC_DEFINE(HAVE_LD_STATIC_DYNAMIC, 1,
+[Define if your linker supports -Bstatic/-Bdynamic option.])
+fi
+AC_MSG_RESULT($gcc_cv_ld_static_dynamic)
+
if test x"$demangler_in_ld" = xyes; then
AC_MSG_CHECKING(linker --demangle support)
gcc_cv_ld_demangle=no
"-lgcc",
"-lgcc_eh"
#ifdef USE_LIBUNWIND_EXCEPTIONS
+# ifdef HAVE_LD_STATIC_DYNAMIC
+ " %{!static:-Bstatic} -lunwind %{!static:-Bdynamic}"
+# else
" -lunwind"
+# endif
#endif
);