diff options
Diffstat (limited to 'Templates/configure.in')
| -rw-r--r-- | Templates/configure.in | 15 |
1 files changed, 14 insertions, 1 deletions
diff --git a/Templates/configure.in b/Templates/configure.in index 3a62545..a1eb7a5 100644 --- a/Templates/configure.in +++ b/Templates/configure.in @@ -477,7 +477,20 @@ case $system in ;; esac -# if running on darwin no explicit template instantiations +CMAKE_NO_EXPLICIT_TEMPLATE_INSTANTIATION="" +if test $ac_cv_prog_gxx = no; then + echo $ac_n "checking whether ${CXX} supports explicit instantiation""... $ac_c" 1>&6 + echo 'template<class T>class x{};template class x<int>;' > conftest.cc + if test -z "`${CXX} -c conftest.cc 2>&1`"; then + echo "$ac_t""yes" 1>&6 + else + echo "$ac_t""no" 1>&6 + CMAKE_NO_EXPLICIT_TEMPLATE_INSTANTIATION="1" + fi + rm -f conftest* +fi +# if running on darwin no explicit template instantiations even though +# syntax is supported. case $system in Darwin*) CMAKE_NO_EXPLICIT_TEMPLATE_INSTANTIATION="1" |