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@@ -118,124 +118,7 @@ AC_CHECK_DECL([__clang__], [CLANGPP="yes"], [CLANGPP="no"])
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AM_CONDITIONAL(USE_CLANGPP, test "X${CLANGPP}" = "Xyes")
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# Check for C++11 features support
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-CXX_SAVED=$CXX
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-feature=
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-for retry in "none" "--std=c++11" "--std=c++0x" "--std=c++1x" "fail"; do
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- if test "$retry" = "fail"; then
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- AC_MSG_ERROR([$feature (a C++11 feature) is not supported])
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- fi
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- if test "$retry" != "none"; then
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- AC_MSG_WARN([unsupported C++11 feature])
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- AC_MSG_NOTICE([retrying by adding $retry to $CXX])
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- CXX="$CXX_SAVED $retry"
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- AC_MSG_CHECKING($retry support)
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- AC_COMPILE_IFELSE(
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- [AC_LANG_PROGRAM(
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- [],
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- [int myincr = 1;])],
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- [AC_MSG_RESULT([yes])],
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- [AC_MSG_RESULT([no])
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- continue])
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- fi
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-
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- AC_MSG_CHECKING(std::unique_ptr support)
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- feature="std::unique_ptr"
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- AC_COMPILE_IFELSE(
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- [AC_LANG_PROGRAM(
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- [#include <memory>],
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- [std::unique_ptr<int> a;])],
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- [AC_MSG_RESULT([yes])],
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- [AC_MSG_RESULT([no])
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- continue])
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-
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- AC_MSG_CHECKING(cbegin/cend support)
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- feature="cbegin/cend"
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- AC_COMPILE_IFELSE(
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- [AC_LANG_PROGRAM(
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- [#include <string>],
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- [const std::string& s = "abcd";
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- unsigned count = 0;
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- for (std::string::const_iterator i = s.cbegin();
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- i != s.cend(); ++i)
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- if (*i == 'b')
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- ++count;])],
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- [AC_MSG_RESULT([yes])],
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- [AC_MSG_RESULT([no])
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- continue])
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-
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- AC_MSG_CHECKING(final method support)
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- feature="final method"
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- AC_COMPILE_IFELSE(
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- [AC_LANG_PROGRAM(
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- [class Foo {
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- public:
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- virtual ~Foo() {};
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- virtual void bar() final;
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- };],[])],
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- [AC_MSG_RESULT([yes])],
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- [AC_MSG_RESULT([no])
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- continue])
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-
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- AC_MSG_CHECKING(aggregate initialization support)
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- feature="aggregate initialization"
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- AC_COMPILE_IFELSE(
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- [AC_LANG_PROGRAM(
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- [#include <vector>],
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- [std::vector<int> foo = { 1, 2, 3};])],
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- [AC_MSG_RESULT([yes])],
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- [AC_MSG_RESULT([no])
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- continue])
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-
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- AC_MSG_CHECKING(variadic template support)
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- feature="variadic template"
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- AC_COMPILE_IFELSE(
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- [AC_LANG_PROGRAM(
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- [template<typename ... Args>
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- struct A {
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- void foo(Args... myargs) { return; };
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- };],
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- [A<> a;
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- a.foo();])],
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- [AC_MSG_RESULT([yes])],
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- [AC_MSG_RESULT([no])
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- continue])
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-
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- AC_MSG_CHECKING(static_assert support)
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- feature="static_assert"
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- AC_COMPILE_IFELSE(
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- [AC_LANG_PROGRAM(
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- [static_assert(1 + 1 == 2, "");],
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- [])],
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- [AC_MSG_RESULT([yes])],
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- [AC_MSG_RESULT([no])
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- continue])
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-
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- AC_MSG_CHECKING(template alias)
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- feature="template alias"
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- AC_COMPILE_IFELSE(
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- [AC_LANG_PROGRAM(
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- [template<int i>
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- class I {
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- public: int get() { return i; };
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- };
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- using Zero = I<0>;],
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- [Zero Z;
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- return Z.get();])],
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- [AC_MSG_RESULT([yes])],
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- [AC_MSG_RESULT([no])
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- continue])
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-
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- AC_MSG_CHECKING(lambda support)
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- feature="lambda"
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- AC_COMPILE_IFELSE(
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- [AC_LANG_PROGRAM(
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- [],
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- [auto myincr = [[]](int x) { return x + 1; };])],
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- [AC_MSG_RESULT([yes])
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- break],
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- [AC_MSG_RESULT([no])
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- continue])
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-done
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+AX_ISC_CPP11
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# Check for std::is_base_of support
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AC_MSG_CHECKING([for std::is_base_of])
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