gdb/

* configure.ac: Always set RDYNAMIC at least as `-rdynamic'.
	* configure: Regenerate.

gdb/ChangeLog

@@ -1,3 +1,8 @@
+2010-06-23  Jan Kratochvil  <jan.kratochvil@redhat.com>
+
+	* configure.ac: Always set RDYNAMIC at least as `-rdynamic'.
+	* configure: Regenerate.
+
 2010-06-22  Hui Zhu  <teawater@gmail.com>
 
 	* i386-tdep.c (i386_record_lea_modrm): Change warning to query.

gdb/configure

@@ -14186,18 +14186,17 @@ $as_echo "$gdb_cv_bigtoc" >&6; }
   ;;
 esac
 
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for the dynamic export flag" >&5
+$as_echo_n "checking for the dynamic export flag... " >&6; }
+dynamic_list=false
 if test "${gdb_native}" = yes; then
-   if test "$GCC" = "yes" ; then
    # The dynamically loaded libthread_db needs access to symbols in the gdb
    # executable.  Older GNU ld supports --export-dynamic but --dynamic-list
    # may not be supported there.
-      { $as_echo "$as_me:${as_lineno-$LINENO}: checking for the dynamic export flag" >&5
-$as_echo_n "checking for the dynamic export flag... " >&6; }
    old_LDFLAGS="$LDFLAGS"
    # Older GNU ld supports --export-dynamic but --dynamic-list it does not.
    RDYNAMIC="-Wl,--dynamic-list=${srcdir}/proc-service.list"
    LDFLAGS="$LDFLAGS $RDYNAMIC"
-      dynamic_list=false
    if test "${have_libpython}" = no; then
      cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
@@ -14249,39 +14248,18 @@ fi
 
      CFLAGS="$old_CFLAGS"
    fi
-      if $dynamic_list;then
+   LDFLAGS="$old_LDFLAGS"
+fi
+if $dynamic_list; then
   found="-Wl,--dynamic-list"
   RDYNAMIC='-Wl,--dynamic-list=$(srcdir)/proc-service.list'
-      else
-	RDYNAMIC="-rdynamic"
-	LDFLAGS="$old_LDFLAGS $RDYNAMIC"
-	cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-
-int
-main ()
-{
-
-  ;
-  return 0;
-}
-_ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
-  found="-rdynamic"
 else
-  found="no"
+  found="-rdynamic"
-		     # Error on its usage by .mh file.
+  RDYNAMIC="-rdynamic"
-		     RDYNAMIC="no-rdynamic-available"
 fi
-rm -f core conftest.err conftest.$ac_objext \
-    conftest$ac_exeext conftest.$ac_ext
-      fi
 
-      LDFLAGS="$old_LDFLAGS"
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $found" >&5
-      { $as_echo "$as_me:${as_lineno-$LINENO}: result: $found" >&5
 $as_echo "$found" >&6; }
-   fi
-fi
 
 
 if test ${build} = ${host} -a ${host} = ${target} ; then

gdb/configure.ac

@@ -1453,17 +1453,16 @@ aix*)
   ;;
 esac
 
+AC_MSG_CHECKING(for the dynamic export flag)
+dynamic_list=false
 if test "${gdb_native}" = yes; then
-   if test "$GCC" = "yes" ; then
    # The dynamically loaded libthread_db needs access to symbols in the gdb
    # executable.  Older GNU ld supports --export-dynamic but --dynamic-list
    # may not be supported there.
-      AC_MSG_CHECKING(for the dynamic export flag)
    old_LDFLAGS="$LDFLAGS"
    # Older GNU ld supports --export-dynamic but --dynamic-list it does not.
    RDYNAMIC="-Wl,--dynamic-list=${srcdir}/proc-service.list"
    LDFLAGS="$LDFLAGS $RDYNAMIC"
-      dynamic_list=false
    if test "${have_libpython}" = no; then
      AC_TRY_LINK([], [], [dynamic_list=true])
    else
@@ -1484,23 +1483,17 @@ if test "${gdb_native}" = yes; then
        [dynamic_list=true], [], [true])
      CFLAGS="$old_CFLAGS"
    fi
-      if $dynamic_list;then
+   LDFLAGS="$old_LDFLAGS"
+fi
+if $dynamic_list; then
   found="-Wl,--dynamic-list"
   RDYNAMIC='-Wl,--dynamic-list=$(srcdir)/proc-service.list'
-      else
+else
+  found="-rdynamic"
   RDYNAMIC="-rdynamic"
-	LDFLAGS="$old_LDFLAGS $RDYNAMIC"
-	AC_TRY_LINK([], [],
-		    [found="-rdynamic"],
-		    [found="no"
-		     # Error on its usage by .mh file.
-		     RDYNAMIC="no-rdynamic-available"])
-      fi
-      AC_SUBST(RDYNAMIC)
-      LDFLAGS="$old_LDFLAGS"
-      AC_MSG_RESULT($found)
-   fi
 fi
+AC_SUBST(RDYNAMIC)
+AC_MSG_RESULT($found)
 
 dnl For certain native configurations, we need to check whether thread
 dnl support can be built in or not.