(missing?) symbols in 32bit libstdc++ builds?

[Matthias Klose]

I see some symbols "missing" from 32bit libstdc++ builds. In the past these were
not architecture specific.  Is this an issue, or are these symbols expected to
be defined on 64bit architectures only?

thanks, Matthias

@@ -4758,8 +4758,8 @@
  _ZTSPKj@CXXABI_1.3 4.1.1
  _ZTSPKl@CXXABI_1.3 4.1.1
  _ZTSPKm@CXXABI_1.3 4.1.1
- _ZTSPKn@CXXABI_1.3.9 5
- _ZTSPKo@CXXABI_1.3.9 5
+#MISSING: 5-20150121-1# _ZTSPKn@CXXABI_1.3.9 5
+#MISSING: 5-20150121-1# _ZTSPKo@CXXABI_1.3.9 5
  _ZTSPKs@CXXABI_1.3 4.1.1
  _ZTSPKt@CXXABI_1.3 4.1.1
  _ZTSPKv@CXXABI_1.3 4.1.1
@@ -4778,8 +4778,8 @@
  _ZTSPj@CXXABI_1.3 4.1.1
  _ZTSPl@CXXABI_1.3 4.1.1
  _ZTSPm@CXXABI_1.3 4.1.1
- _ZTSPn@CXXABI_1.3.9 5
- _ZTSPo@CXXABI_1.3.9 5
+#MISSING: 5-20150121-1# _ZTSPn@CXXABI_1.3.9 5
+#MISSING: 5-20150121-1# _ZTSPo@CXXABI_1.3.9 5
  _ZTSPs@CXXABI_1.3 4.1.1
  _ZTSPt@CXXABI_1.3 4.1.1
  _ZTSPv@CXXABI_1.3 4.1.1
@@ -4916,8 +4916,8 @@
  _ZTSj@CXXABI_1.3 4.1.1
  _ZTSl@CXXABI_1.3 4.1.1
  _ZTSm@CXXABI_1.3 4.1.1
- _ZTSn@CXXABI_1.3.9 5
- _ZTSo@CXXABI_1.3.9 5
+#MISSING: 5-20150121-1# _ZTSn@CXXABI_1.3.9 5
+#MISSING: 5-20150121-1# _ZTSo@CXXABI_1.3.9 5
  _ZTSs@CXXABI_1.3 4.1.1
  _ZTSt@CXXABI_1.3 4.1.1
  _ZTSv@CXXABI_1.3 4.1.1