diff options
Diffstat (limited to 'configure.ac')
-rw-r--r-- | configure.ac | 14 |
1 files changed, 2 insertions, 12 deletions
diff --git a/configure.ac b/configure.ac index fd9e10d44a..18b00a2b16 100644 --- a/configure.ac +++ b/configure.ac @@ -96,18 +96,8 @@ case $host in ;; esac -AC_ARG_ENABLE([c++20], - [AS_HELP_STRING([--enable-c++20], - [enable compilation in c++20 mode (disabled by default)])], - [use_cxx20=$enableval], - [use_cxx20=no]) - -dnl Require C++17 compiler (no GNU extensions) -if test "$use_cxx20" = "no"; then -AX_CXX_COMPILE_STDCXX([17], [noext], [mandatory]) -else +dnl Require C++20 compiler (no GNU extensions) AX_CXX_COMPILE_STDCXX([20], [noext], [mandatory]) -fi dnl Unless the user specified OBJCXX, force it to be the same as CXX. This ensures dnl that we get the same -std flags for both. @@ -446,8 +436,8 @@ if test "$CXXFLAGS_overridden" = "no"; then AX_CHECK_COMPILE_FLAG([-Wlogical-op], [WARN_CXXFLAGS="$WARN_CXXFLAGS -Wlogical-op"], [], [$CXXFLAG_WERROR]) AX_CHECK_COMPILE_FLAG([-Woverloaded-virtual], [WARN_CXXFLAGS="$WARN_CXXFLAGS -Woverloaded-virtual"], [], [$CXXFLAG_WERROR]) AX_CHECK_COMPILE_FLAG([-Wsuggest-override], [WARN_CXXFLAGS="$WARN_CXXFLAGS -Wsuggest-override"], [], [$CXXFLAG_WERROR]) - AX_CHECK_COMPILE_FLAG([-Wunreachable-code-loop-increment], [WARN_CXXFLAGS="$WARN_CXXFLAGS -Wunreachable-code-loop-increment"], [], [$CXXFLAG_WERROR]) AX_CHECK_COMPILE_FLAG([-Wimplicit-fallthrough], [WARN_CXXFLAGS="$WARN_CXXFLAGS -Wimplicit-fallthrough"], [], [$CXXFLAG_WERROR]) + AX_CHECK_COMPILE_FLAG([-Wunreachable-code], [WARN_CXXFLAGS="$WARN_CXXFLAGS -Wunreachable-code"], [], [$CXXFLAG_WERROR]) if test "$suppress_external_warnings" != "no" ; then AX_CHECK_COMPILE_FLAG([-Wdocumentation], [WARN_CXXFLAGS="$WARN_CXXFLAGS -Wdocumentation"], [], [$CXXFLAG_WERROR]) |