diff options
-rw-r--r-- | config_host/config_global.h.in | 3 | ||||
-rw-r--r-- | configure.ac | 19 | ||||
-rw-r--r-- | registry/source/regimpl.cxx | 3 | ||||
-rw-r--r-- | sw/source/filter/html/svxcss1.cxx | 3 | ||||
-rw-r--r-- | sw/source/filter/xml/xmltbli.cxx | 3 |
5 files changed, 28 insertions, 3 deletions
diff --git a/config_host/config_global.h.in b/config_host/config_global.h.in index 2a681264992b..d40630ab99c3 100644 --- a/config_host/config_global.h.in +++ b/config_host/config_global.h.in @@ -26,6 +26,9 @@ Any change in this header will cause a rebuild of almost everything. /* Guaranteed copy elision (C++17), __cpp_guaranteed_copy_elision (C++2a): */ #define HAVE_CPP_GUARANTEED_COPY_ELISION 0 +/* Inline variables (C++17), __cpp_inline_variables (C++2a): */ +#define HAVE_CPP_INLINE_VARIABLES 0 + /* Fix for <http://www.open-std.org/jtc1/sc22/wg21/docs/cwg_defects.html#1579> "Return by converting move constructor": */ #define HAVE_CXX_CWG1579_FIX 0 diff --git a/configure.ac b/configure.ac index 4c968365faaf..3c9e5dc5e908 100644 --- a/configure.ac +++ b/configure.ac @@ -6429,6 +6429,25 @@ AC_COMPILE_IFELSE([AC_LANG_SOURCE([ CXXFLAGS=$save_CXXFLAGS AC_LANG_POP([C++]) +AC_MSG_CHECKING([whether $CXX supports inline variables]) +AC_LANG_PUSH([C++]) +save_CXXFLAGS=$CXXFLAGS +CXXFLAGS="$CXXFLAGS $CXXFLAGS_CXX11" +AC_LINK_IFELSE([AC_LANG_PROGRAM([[ + #if !defined __cpp_inline_variables + // This tests for one specific aspect of inline variables that is actually used by by + // ORegistry::ROOT (registry/source/regimpl.cxx): + struct S { constexpr S() {} }; + struct T { static constexpr S s{}; }; + S const * f() { return &T::s; } + #endif + ]])], [ + AC_DEFINE([HAVE_CPP_INLINE_VARIABLES],[1]) + AC_MSG_RESULT([yes]) + ], [AC_MSG_RESULT([no])]) +CXXFLAGS=$save_CXXFLAGS +AC_LANG_POP([C++]) + AC_MSG_CHECKING([whether $CXX has a fix for CWG1579]) AC_LANG_PUSH([C++]) save_CXXFLAGS=$CXXFLAGS diff --git a/registry/source/regimpl.cxx b/registry/source/regimpl.cxx index d8a58141fce7..a7647b9d512f 100644 --- a/registry/source/regimpl.cxx +++ b/registry/source/regimpl.cxx @@ -41,6 +41,7 @@ #include "reflcnst.hxx" #include "keyimpl.hxx" +#include <config_global.h> #include <osl/thread.h> #include <rtl/alloc.h> #include <rtl/ustring.hxx> @@ -420,7 +421,7 @@ void dumpType(typereg::Reader const & reader, OString const & indent) { } -#if __cplusplus <= 201402 +#if !HAVE_CPP_INLINE_VARIABLES constexpr OUStringLiteral ORegistry::ROOT; #endif diff --git a/sw/source/filter/html/svxcss1.cxx b/sw/source/filter/html/svxcss1.cxx index 676792e75069..f153c4999b82 100644 --- a/sw/source/filter/html/svxcss1.cxx +++ b/sw/source/filter/html/svxcss1.cxx @@ -20,6 +20,7 @@ #include <memory> #include <stdlib.h> +#include <config_global.h> #include <svx/svxids.hrc> #include <i18nlangtag/languagetag.hxx> #include <svtools/ctrltool.hxx> @@ -357,7 +358,7 @@ void SvxCSS1BorderInfo::SetBorderLine( SvxBoxItemLine nLine, SvxBoxItem &rBoxIte rBoxItem.SetLine( &aBorderLine, nLine ); } -#if __cplusplus <= 201402 +#if !HAVE_CPP_INLINE_VARIABLES constexpr sal_uInt16 SvxCSS1PropertyInfo::UNSET_BORDER_DISTANCE; #endif diff --git a/sw/source/filter/xml/xmltbli.cxx b/sw/source/filter/xml/xmltbli.cxx index 851cee176955..22e2c35b9a22 100644 --- a/sw/source/filter/xml/xmltbli.cxx +++ b/sw/source/filter/xml/xmltbli.cxx @@ -23,6 +23,7 @@ #include <com/sun/star/lang/XMultiServiceFactory.hpp> #include <com/sun/star/text/XTextTable.hpp> #include <com/sun/star/table/XCellRange.hpp> +#include <config_global.h> #include <o3tl/numeric.hxx> #include <o3tl/make_unique.hxx> #include <o3tl/safeint.hxx> @@ -1226,7 +1227,7 @@ public: } }; -#if __cplusplus <= 201402 || (defined __GNUC__ && __GNUC__ <= 6 && !defined __clang__) +#if !HAVE_CPP_INLINE_VARIABLES constexpr sal_Int32 SwXMLTableContext::MAX_WIDTH; #endif |