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Add machinery for C++14, C++17 and C++20 testing

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Support running testcases conditional on the compiler supporting
a each language version, like we already handle C++11.

Currently no testcases are actually run in this way for these
newer language versions.
This commit is contained in:
Olly Betts 2022-07-25 14:07:12 +12:00
commit 07f0b732ba
21 changed files with 133 additions and 16 deletions
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45
configure.ac
View file

@ -304,40 +304,52 @@ if test x"$enable_cpp11_testing" = xyes; then
CXX_SAVED=$CXX
CXXCPP_SAVED=$CXXCPP
# Test for c++17
# Test for c++20
CXXCPP=" "
AX_CXX_COMPILE_STDCXX(17, [noext], [optional])
AC_MSG_CHECKING([whether C++11 to C++17 testing is enabled])
if test "$HAVE_CXX17" = "1"; then
AX_CXX_COMPILE_STDCXX(20, [noext], [optional])
AC_MSG_CHECKING([whether C++11 to C++20 testing is enabled])
if test "$HAVE_CXX20" = "1"; then
AC_MSG_RESULT([yes])
PLATCXXFLAGS="$CXXCPP $PLATCXXFLAGS"
HAVE_CXX17="1"
HAVE_CXX14="1"
HAVE_CXX11="1"
else
AC_MSG_RESULT([no])
# Test for c++14
# Test for c++17
CXXCPP=" "
CXX=$CXX_SAVED
AX_CXX_COMPILE_STDCXX(14, [noext], [optional])
AC_MSG_CHECKING([whether C++11 to C++14 testing is enabled])
if test "$HAVE_CXX14" = "1"; then
AX_CXX_COMPILE_STDCXX(17, [noext], [optional])
AC_MSG_CHECKING([whether C++11 to C++17 testing is enabled])
if test "$HAVE_CXX17" = "1"; then
AC_MSG_RESULT([yes])
PLATCXXFLAGS="$CXXCPP $PLATCXXFLAGS"
HAVE_CXX14="1"
HAVE_CXX11="1"
else
AC_MSG_RESULT([no])
# Test for c++11
# Test for c++14
CXXCPP=" "
CXX=$CXX_SAVED
AX_CXX_COMPILE_STDCXX(11, [noext], [optional])
AC_MSG_CHECKING([whether C++11 testing is enabled])
if test "$HAVE_CXX11" = "1"; then
AX_CXX_COMPILE_STDCXX(14, [noext], [optional])
AC_MSG_CHECKING([whether C++11 to C++14 testing is enabled])
if test "$HAVE_CXX14" = "1"; then
AC_MSG_RESULT([yes])
PLATCXXFLAGS="$CXXCPP $PLATCXXFLAGS"
HAVE_CXX11="1"
else
AC_MSG_RESULT([no])
# Test for c++11
CXXCPP=" "
CXX=$CXX_SAVED
AX_CXX_COMPILE_STDCXX(11, [noext], [optional])
AC_MSG_CHECKING([whether C++11 testing is enabled])
if test "$HAVE_CXX11" = "1"; then
AC_MSG_RESULT([yes])
PLATCXXFLAGS="$CXXCPP $PLATCXXFLAGS"
else
AC_MSG_RESULT([no])
fi
fi
fi
fi
@ -346,6 +358,9 @@ if test x"$enable_cpp11_testing" = xyes; then
CXXCPP=$CXXCPP_SAVED
fi
AC_SUBST(HAVE_CXX11)
AC_SUBST(HAVE_CXX14)
AC_SUBST(HAVE_CXX17)
AC_SUBST(HAVE_CXX20)
# On darwin 10.7,10.8,10.9 using clang++, need to ensure using
# libc++ for tests and examples to run under mono. May affect