1 dnl @synopsis AC_CXX_PARTIAL_SPECIALIZATION
3 dnl If the compiler supports partial specialization,
4 dnl define HAVE_PARTIAL_SPECIALIZATION.
7 dnl @author Luc Maisonobe
9 AC_DEFUN(AC_CXX_PARTIAL_SPECIALIZATION,
10 [AC_CACHE_CHECK(whether the compiler supports partial specialization,
11 ac_cv_cxx_partial_specialization,
15 template<class T, int N> class A { public : enum e { z = 0 }; };
16 template<int N> class A<double, N> { public : enum e { z = 1 }; };
17 template<class T> class A<T, 2> { public : enum e { z = 2 }; };
18 ],[return (A<int,3>::z == 0) && (A<double,3>::z == 1) && (A<float,2>::z == 2);],
19 ac_cv_cxx_partial_specialization=yes, ac_cv_cxx_partial_specialization=no)
22 if test "$ac_cv_cxx_partial_specialization" = yes; then
23 AC_DEFINE(HAVE_PARTIAL_SPECIALIZATION,,
24 [define if the compiler supports partial specialization])