Modernise C++11 compiler support detection in autotools

Replace AX_CXX_COMPILE_STDCXX_11 with AX_CXX_COMPILE_STDCXX
from autoconf archive.
This commit is contained in:
William S Fulton 2021-03-20 00:23:25 +00:00
commit 82fb0540ca
5 changed files with 978 additions and 139 deletions

View file

@ -676,7 +676,7 @@ ifndef SKIP_CPP_STD_CASES
CPP_TEST_CASES += ${CPP_STD_TEST_CASES}
endif
ifneq (,$(HAVE_CXX11_COMPILER))
ifneq (,$(HAVE_CXX11))
CPP_TEST_CASES += $(CPP11_TEST_CASES)
endif