games-emulation/sdlmame: fix buildins with gcc-4.9.3 with patch from Alexander Miller (bug #582576)

Package-Manager: portage-2.2.26

games-emulation/sdlmame/files/sdlmame-0.173-cxx14.patch

@@ -0,0 +1,28 @@
+# work around gcc-4.9.3's implementation of cxx14
+# bug  582576 with patch from Alexander Miller
+# https://bugs.gentoo.org/show_bug.cgi?id=582576
+
+--- a/src/lib/util/strformat.h
++++ b/src/lib/util/strformat.h
+@@ -185,9 +185,8 @@
+ #include <type_traits>
+ #include <utility>
+ 
+-#if defined(__GLIBCXX__) && (__GLIBCXX__ < 20150413)
+-namespace std
+-{
++namespace std {
++namespace mame_cxx14_compat {
+ template<class _Container>
+ 	inline constexpr auto
+ 	cbegin(const _Container& __cont) noexcept(noexcept(std::begin(__cont)))-> decltype(std::begin(__cont))
+@@ -198,7 +197,8 @@
+ 	cend(const _Container& __cont) noexcept(noexcept(std::end(__cont)))-> decltype(std::end(__cont))
+ 	{ return std::end(__cont); }
+ }
+-#endif
++using namespace mame_cxx14_compat;
++}
+ 
+ namespace util {
+ namespace detail {

games-emulation/sdlmame/sdlmame-0.173.ebuild

@@ -73,7 +73,9 @@ src_unpack() {
 }
 
 src_prepare() {
-	epatch "${FILESDIR}"/${P}-qt.patch
+	epatch \
+		"${FILESDIR}"/${P}-qt.patch \
+		"${FILESDIR}"/${P}-cxx14.patch
 	# Disable using bundled libraries
 	enable_feature USE_SYSTEM_LIB_EXPAT
 	enable_feature USE_SYSTEM_LIB_FLAC