diff options
Diffstat (limited to 'libstdc++-v3/acinclude.m4')
| -rw-r--r-- | libstdc++-v3/acinclude.m4 | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/libstdc++-v3/acinclude.m4 b/libstdc++-v3/acinclude.m4 index 74f5a652fb7..a1e301fdaa9 100644 --- a/libstdc++-v3/acinclude.m4 +++ b/libstdc++-v3/acinclude.m4 @@ -3859,6 +3859,10 @@ dnl _GLIBCXX_USE_DUAL_ABI (always defined, either to 1 or 0) dnl AC_DEFUN([GLIBCXX_ENABLE_LIBSTDCXX_DUAL_ABI], [ GLIBCXX_ENABLE(libstdcxx-dual-abi,$1,,[support two versions of std::string]) + if test x$enable_symvers = xgnu-versioned-namespace; then + # gnu-versioned-namespace is incompatible with the dual ABI. + enable_libstdcxx_dual_abi="no" + fi if test x"$enable_libstdcxx_dual_abi" != xyes; then AC_MSG_NOTICE([dual ABI is disabled]) default_libstdcxx_abi="c++98" |