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ac_cxx_typename

Synopsis

AC_CXX_TYPENAME

Description

If the compiler recognizes the typename keyword, define HAVE_TYPENAME.

Authors

Todd Veldhuizen and Luc Maisonobe <luc@spaceroots.org>.

Last Modified

2008-04-12

Cross References

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M4 Source Code

AC_DEFUN([AC_CXX_TYPENAME],
[AC_CACHE_CHECK(whether the compiler recognizes typename,
ac_cv_cxx_typename,
[AC_LANG_SAVE
 AC_LANG_CPLUSPLUS
 AC_TRY_COMPILE([template<typename T>class X {public:X(){}};],
[X<float> z; return 0;],
 ac_cv_cxx_typename=yes, ac_cv_cxx_typename=no)
 AC_LANG_RESTORE
])
if test "$ac_cv_cxx_typename" = yes; then
  AC_DEFINE(HAVE_TYPENAME,,[define if the compiler recognizes typename])
fi
])

License

Copyright © 2008 Todd Veldhuizen
Copyright © 2008 Luc Maisonobe <luc@spaceroots.org>

Copying and distribution of this file, with or without modification, are permitted in any medium without royalty provided the copyright notice and this notice are preserved.