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Diffstat (limited to 'libstdc++-v3/acinclude.m4')
| -rw-r--r-- | libstdc++-v3/acinclude.m4 | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/libstdc++-v3/acinclude.m4 b/libstdc++-v3/acinclude.m4 index f8db04e9afb..3b9cdcb45c3 100644 --- a/libstdc++-v3/acinclude.m4 +++ b/libstdc++-v3/acinclude.m4 @@ -1993,6 +1993,25 @@ AC_DEFUN([GLIBCXX_ENABLE_CONCEPT_CHECKS], [ ]) dnl +dnl Use extern templates. +dnl +dnl --enable-extern-template defines _GLIBCXX_EXTERN_TEMPLATE to 1 +dnl --disable-extern-template defines _GLIBCXX_EXTERN_TEMPLATE to 0 + +dnl + Usage: GLIBCXX_ENABLE_TEMPLATE[(DEFAULT)] +dnl Where DEFAULT is `yes' or `no'. +dnl +AC_DEFUN([GLIBCXX_ENABLE_EXTERN_TEMPLATE], [ + + GLIBCXX_ENABLE(extern-template,$1,,[enable extern template]) + + AC_MSG_CHECKING([for extern template support]) + AC_MSG_RESULT([$enable_extern_template]) + + GLIBCXX_CONDITIONAL(ENABLE_EXTERN_TEMPLATE, test $enable_extern_template = yes) +]) + +dnl dnl Check for parallel mode pre-requisites, including OpenMP support. dnl dnl + Usage: GLIBCXX_ENABLE_PARALLEL |