INTEGRATION: CWS s390xport01 (1.224.4); FILE MERGED

2008/03/26 12:41:20 cmc 1.224.4.1: #i87464# add support for s390x and an extra visibility test found during that port

config_office/configure

 #! /bin/sh
-# From configure.in Revision: 1.254  .
+# From configure.in Revision .
 # Guess values for system-dependent variables and create Makefiles.
 # Generated by GNU Autoconf 2.61.
 #
@@ -10448,6 +10448,38 @@ echo "$as_me: WARNING: Your gcc is not -fvisibility-inlines-hidden safe. Disabli
       LDFLAGS=$sharedlink_ldflags_save
    fi
 
+   if test "$HAVE_GCC_VISIBILITY_FEATURE" = "TRUE"; then
+      { echo "$as_me:$LINENO: checking if gcc has a visibility bug with class-level attributes (GCC bug 26905)" >&5
+echo $ECHO_N "checking if gcc has a visibility bug with class-level attributes (GCC bug 26905)... $ECHO_C" >&6; }
+      cat >visibility.cxx <<_ACEOF
+#pragma GCC visibility push(hidden)
+struct __attribute__ ((visibility ("default"))) TestStruct {
+  static void Init();
+};
+__attribute__ ((visibility ("default"))) void TestFunc() {
+  TestStruct::Init();
+}
+_ACEOF
+      if ! $CXX $CXXFLAGS $CPPFLAGS -fpic -S visibility.cxx 2>/dev/null > /dev/null; then
+         gccvisbroken=yes
+      else
+         if $EGREP -q '@PLT|\\$stub' visibility.s; then
+             gccvisbroken=no;
+         else
+             gccvisbroken=yes;
+         fi
+      fi
+
+      { echo "$as_me:$LINENO: result: $gccvisbroken" >&5
+echo "${ECHO_T}$gccvisbroken" >&6; }
+      if test "$gccvisbroken" = "yes"; then
+         { echo "$as_me:$LINENO: WARNING: Your gcc is not -fvisibility=hidden safe. Disabling visibility" >&5
+echo "$as_me: WARNING: Your gcc is not -fvisibility=hidden safe. Disabling visibility" >&2;}
+         echo "Your gcc is not -fvisibility=hidden safe. Disabling visibility" >> warn
+         unset HAVE_GCC_VISIBILITY_FEATURE
+      fi
+   fi
+
    ac_ext=c
 ac_cpp='$CPP $CPPFLAGS'
 ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'