#
# LICENSE
#
+# Copyright (c) 2012 Brian Aker <brian@tangent.org>
# Copyright (c) 2008 Neil Ferguson <nferguso@eso.org>
#
# Copying and distribution of this file, with or without modification, are
# and this notice are preserved. This file is offered as-is, without any
# warranty.
-#serial 9
+#serial 10
AC_DEFUN([AX_CXX_GCC_ABI_DEMANGLE],
-[AC_CACHE_CHECK(whether the compiler supports GCC C++ ABI name demangling,
-ax_cv_cxx_gcc_abi_demangle,
-[AC_LANG_SAVE
- AC_LANG_CPLUSPLUS
- AC_TRY_COMPILE([#include <typeinfo>
+ [AC_PREREQ([2.63])dnl
+ AC_CACHE_CHECK([whether the compiler supports GCC C++ ABI name demangling],
+ [ax_cv_cxx_gcc_abi_demangle],
+ [AC_LANG_PUSH([C++])
+ AC_RUN_IFELSE([AC_LANG_PROGRAM([[#include <typeinfo>
#include <cxxabi.h>
#include <cstdlib>
#include <string>
+ template<typename TYPE>
+ class A {};]],
+ [[A<int> instance;
+#if defined(_WIN32)
+ return EXIT_FAILURE;
+#endif
+ int status = 0;
+ char* c_name = abi::__cxa_demangle(typeid(instance).name(), 0, 0, &status);
-template<typename TYPE>
-class A {};
-],[A<int> instance;
-int status = 0;
-char* c_name = 0;
+ std::string name(c_name);
+ ::free(c_name);
-c_name = abi::__cxa_demangle(typeid(instance).name(), 0, 0, &status);
-
-std::string name(c_name);
-::free(c_name);
-
-return name == "A<int>";
-],
- ax_cv_cxx_gcc_abi_demangle=yes, ax_cv_cxx_gcc_abi_demangle=no)
- AC_LANG_RESTORE
-])
-if test "$ax_cv_cxx_gcc_abi_demangle" = yes; then
- AC_DEFINE(HAVE_GCC_ABI_DEMANGLE,1,
- [define if the compiler supports GCC C++ ABI name demangling])
-fi
-])
+ if (name.compare("A<int>") != 0)
+ {
+ return EXIT_FAILURE;
+ }]])],
+ [ax_cv_cxx_gcc_abi_demangle=yes],
+ [ax_cv_cxx_gcc_abi_demangle=no],
+ [ax_cv_cxx_gcc_abi_demangle=no])
+ AC_LANG_POP])
+ AC_MSG_CHECKING([checking for cxx_gcc_abi_demangle])
+ AC_MSG_RESULT(["$ax_cv_cxx_gcc_abi_demangle"])
+ AS_IF([test "x$ax_cv_cxx_gcc_abi_demangle" = xyes],
+ [AC_DEFINE([HAVE_GCC_ABI_DEMANGLE],[1],[define if the compiler supports GCC C++ ABI name demangling])])
+ ])