mpd: workaround clang uncaught exception bug

packages/mpd/uncaught_exception.patch

@@ -0,0 +1,40 @@
+diff --git a/src/db/update/UpdateIO.cxx b/src/db/update/UpdateIO.cxx
+index 2623b0dc4..421fb5680 100644
+--- a/src/db/update/UpdateIO.cxx
++++ b/src/db/update/UpdateIO.cxx
+@@ -28,6 +28,7 @@
+ #include "Log.hxx"
+ 
+ #include <stdexcept>
++#include <iostream>
+ 
+ #include <errno.h>
+ 
+@@ -84,6 +85,7 @@ try {
+ 	return GetDirectoryChildInfo(storage, directory, name_utf8)
+ 		.IsRegular();
+ } catch (const std::runtime_error &) {
++	std::cout << "";
+ 	return false;
+ }
+ 
+diff --git a/src/input/Error.cxx b/src/input/Error.cxx
+index 3db1f26f1..dfa43093b 100644
+--- a/src/input/Error.cxx
++++ b/src/input/Error.cxx
+@@ -30,12 +30,15 @@
+ #include <nfsc/libnfs-raw-nfs.h>
+ #endif
+ 
++#include <iostream>
++
+ bool
+ IsFileNotFound(std::exception_ptr ep)
+ {
+ 	try {
+ 		std::rethrow_exception(ep);
+ 	} catch (const std::system_error &e) {
++		std::cout << "";
+ 		return IsFileNotFound(e);
+ #ifdef ENABLE_CURL
+ 	} catch (const HttpStatusError &e) {