fi
dnl Warnings are for preprocessor too
if test x$enable_warnings = xyes ; then
- AM_CPPFLAGS="$AM_CPPFLAGS -Wall -Wextra"
- fi
+ case $gxx_version in
+ 9.*) AM_CPPFLAGS="$AM_CPPFLAGS -Wall -Wextra -Wno-deprecated-copy";;
+ *) AM_CPPFLAGS="$AM_CPPFLAGS -Wall -Wextra";;
+ esac
+ fi
case $gxx_version in
2.*|3.*|4.@<:@0-6@:>@) AC_MSG_ERROR([gcc >= 4.7 is required]);;
esac
dnl this is used by the macro blow to general a proper config.h.in entry
m4_define([LYX_AH_CHECK_DECL],
[AH_TEMPLATE(AS_TR_CPP(HAVE_DECL_$1),
- [Define if you have the prototype for function `$1'])])
+ [Define if you have the prototype for function `$1'])])dnl`
dnl Check things are declared in headers to avoid errors or warnings.
dnl Called like LYX_CHECK_DECL(function, header1 header2...)
dnl this is used by the macro below to generate a proper config.h.in entry
m4_define([LYX_AH_CHECK_DEF],
[AH_TEMPLATE(AS_TR_CPP(HAVE_DEF_$1),
- [Define to 1 if `$1' is defined in `$2'])])
+ [Define to 1 if `$1' is defined in `$2'])])dnl'
dnl Check whether name is defined in header by using it in codesnippet.
dnl Called like LYX_CHECK_DEF(name, header, codesnippet)