target-supports.exp (check_iconv_available): Default libiconv to -liconv, if there is no definition.
* lib/target-supports.exp (check_iconv_available): Default
libiconv to -liconv, if there is no definition.
* testsuite/lib/libstdc++.exp (libstdc++_init): Improve handling
of compilers not in the build directory.
(libstdc++_wchar_t): New variable.
(libstdc++_threads): Likewise.
(libstdc++_test_objs): Likewise.
(v3_target_compile): Use libstdc++_test_objs.
(v3-list-tests): Remove.
(listdc++_build_support): New function.
* testsuite/libstdc++-dg/normal.exp: Rework to dynamically
generate list of tests.
From-SVN: r96934