fdo#42865: privatized unique empty string symbol:

Unfortunately this --enable-dbg-util only problem (caused by
_GLIBCXX_DEUBG) resurfaced, perhaps because of new std::string based
logging in sal; adapt all map files to export the unique symbol.

1 files changed, 2 insertions, 1 deletions

diff --git a/cppuhelper/source/gcc3.map b/cppuhelper/source/gcc3.map
index 6ce6cf17a044..4c48f5626eb0 100644
--- a/cppuhelper/source/gcc3.map
+++ b/cppuhelper/source/gcc3.map
@@ -411,5 +411,6 @@ global:
 # Unique libstdc++ symbols:
 GLIBCXX_3.4 {
     global:
-    _ZGVNSt7num_put*; _ZNSt7num_put*;
+        _ZGVNSt7num_put*; _ZNSt7num_put*;
+        _ZNSs4_Rep20_S_empty_rep_storageE;
 };