[Bug libstdc++/54314] [4.8 Regression] undefined references to 'construction vtable for std::ostream-in-std::basic_ostringstream, std::allocator >'

[ro at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54314



--- Comment #31 from Rainer Orth <ro at gcc dot gnu.org> 2013-02-04 10:16:18 
UTC ---

The patch seems to have broken many testcases on platforms like Solaris 9 with

Sun as that lack visibility support:



FAIL: g++.dg/abi/covariant2.C -std=c++98 (test for excess errors)

Excess errors:

/vol/gcc/src/hg/trunk/local/gcc/testsuite/g++.dg/abi/covariant2.C:31:20:

warning

: visibility attribute not supported in this configuration; ignored

[-Wattribute

s]

/vol/gcc/src/hg/trunk/local/gcc/testsuite/g++.dg/abi/covariant2.C:31:20:

warning

: visibility attribute not supported in this configuration; ignored

[-Wattribute

s]



  Rainer