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also check for c++20 standard (and drop c++1y which is too old anyways)

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This commit is contained in:
Stefan Siegl 2024-09-20 23:27:35 +02:00
parent 8edc8b65d8
commit ff1b080d2c
1 changed files with 3 additions and 3 deletions
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6
config.m4
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@ -57,14 +57,14 @@ if test "$PHP_V8JS" != "no"; then
AC_CACHE_CHECK(for C standard version, ac_cv_v8_cstd, [
ac_cv_v8_cstd="c++17"
ac_cv_v8_cstd="c++20"
old_CPPFLAGS=$CPPFLAGS
AC_LANG_PUSH([C++])
CPPFLAGS="-std="$ac_cv_v8_cstd
AC_RUN_IFELSE([AC_LANG_SOURCE([[int main() { return 0; }]])],[],[
ac_cv_v8_cstd="c++14"
ac_cv_v8_cstd="c++17"
CPPFLAGS="-std="$ac_cv_v8_cstd
AC_RUN_IFELSE([AC_LANG_SOURCE([[int main() { return 0; }]])],[],[ ac_cv_v8_cstd="c++1y" ],[])
AC_RUN_IFELSE([AC_LANG_SOURCE([[int main() { return 0; }]])],[],[ ac_cv_v8_cstd="c++14" ],[])
],[])
AC_LANG_POP([C++])
CPPFLAGS=$old_CPPFLAGS