19 lines
625 B
Plaintext
19 lines
625 B
Plaintext
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dnl Available from the GNU Autoconf Macro Archive at:
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dnl http://www.gnu.org/software/ac-archive/htmldoc/ac_cxx_templates.html
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dnl
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AC_DEFUN([AC_CXX_TEMPLATES],
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[AC_CACHE_CHECK(whether the compiler supports basic templates,
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ac_cv_cxx_templates,
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[AC_LANG_SAVE
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AC_LANG_CPLUSPLUS
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AC_TRY_COMPILE([template<class T> class A {public:A(){}};
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template<class T> void f(const A<T>& ){}],[
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A<double> d; A<int> i; f(d); f(i); return 0;],
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ac_cv_cxx_templates=yes, ac_cv_cxx_templates=no)
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AC_LANG_RESTORE
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])
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if test "$ac_cv_cxx_templates" = yes; then
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AC_DEFINE(HAVE_TEMPLATES,,[define if the compiler supports basic templates])
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fi
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])
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