Fix building with C++14, which errors out due to narrowing conversions.
See also: https://bugs.gentoo.org/show_bug.cgi?id=593874

--- a/src/main/cpp/locationinfo.cpp
+++ b/src/main/cpp/locationinfo.cpp
@@ -153,8 +153,8 @@
          0x61, 0x70, 0x61, 0x63, 0x68, 0x65, 0x2E, 0x6C, 
          0x6F, 0x67, 0x34, 0x6A, 0x2E, 0x73, 0x70, 0x69, 
          0x2E, 0x4C, 0x6F, 0x63, 0x61, 0x74, 0x69, 0x6F, 
-         0x6E, 0x49, 0x6E, 0x66, 0x6F, 0xED, 0x99, 0xBB, 
-         0xE1, 0x4A, 0x91, 0xA5, 0x7C, 0x02, 0x00, 0x01, 
+         0x6E, 0x49, 0x6E, 0x66, 0x6F, (char)0xED, (char)0x99, (char)0xBB, 
+         (char)0xE1, 0x4A, (char)0x91, (char)0xA5, 0x7C, 0x02, 0x00, 0x01, 
          0x4C, 0x00, 0x08, 0x66, 0x75, 0x6C, 0x6C, 0x49, 
          0x6E, 0x66, 0x6F, 
             0x74, 0x00, 0x12, 0x4C, 0x6A, 
--- a/src/main/cpp/loggingevent.cpp
+++ b/src/main/cpp/loggingevent.cpp
@@ -242,7 +242,7 @@
         0x68, 0x65, 0x2E, 0x6C, 0x6F, 0x67, 0x34, 0x6A, 
         0x2E, 0x73, 0x70, 0x69, 0x2E, 0x4C, 0x6F, 0x67, 
         0x67, 0x69, 0x6E, 0x67, 0x45, 0x76, 0x65, 0x6E, 
-        0x74, 0xF3, 0xF2, 0xB9, 0x23, 0x74, 0x0B, 0xB5, 
+        0x74, (char)0xF3, (char)0xF2, (char)0xB9, 0x23, 0x74, 0x0B, (char)0xB5, 
         0x3F, 0x03, 0x00, 0x0A, 0x5A, 0x00, 0x15, 0x6D, 
         0x64, 0x63, 0x43, 0x6F, 0x70, 0x79, 0x4C, 0x6F, 
         0x6F, 0x6B, 0x75, 0x70, 0x52, 0x65, 0x71, 0x75, 
--- a/src/main/cpp/objectoutputstream.cpp
+++ b/src/main/cpp/objectoutputstream.cpp
@@ -36,7 +36,7 @@
        objectHandle(0x7E0000),
        classDescriptions(new ClassDescriptionMap())
 {
-   char start[] = { 0xAC, 0xED, 0x00, 0x05 };
+   char start[] = { (char)0xAC, (char)0xED, 0x00, 0x05 };
    ByteBuffer buf(start, sizeof(start));
    os->write(buf, p);
 }
@@ -85,7 +85,7 @@
         0x72, 0x00, 0x13, 0x6A, 0x61, 0x76, 0x61, 
         0x2E, 0x75, 0x74, 0x69, 0x6C, 0x2E, 0x48, 0x61, 
         0x73, 0x68, 0x74, 0x61, 0x62, 0x6C, 0x65, 0x13, 
-        0xBB, 0x0F, 0x25, 0x21, 0x4A, 0xE4, 0xB8, 0x03, 
+        (char)0xBB, 0x0F, 0x25, 0x21, 0x4A, (char)0xE4, (char)0xB8, 0x03, 
         0x00, 0x02, 0x46, 0x00, 0x0A, 0x6C, 0x6F, 0x61, 
         0x64, 0x46, 0x61, 0x63, 0x74, 0x6F, 0x72, 0x49, 
         0x00, 0x09, 0x74, 0x68, 0x72, 0x65, 0x73, 0x68, 
--- a/src/main/cpp/synchronized.cpp
+++ b/src/main/cpp/synchronized.cpp
@@ -38,6 +38,9 @@
 }
 
 synchronized::~synchronized()
+#if __cplusplus >= 201103L
+	noexcept(false)
+#endif
 {
 #if APR_HAS_THREADS
         apr_status_t stat = apr_thread_mutex_unlock(
--- a/src/main/include/log4cxx/helpers/synchronized.h
+++ b/src/main/include/log4cxx/helpers/synchronized.h
@@ -29,7 +29,11 @@
                 {
                 public:
                 synchronized(const Mutex& mutex);
-                ~synchronized();
+                ~synchronized()
+#if __cplusplus >= 201103L
+	noexcept(false)
+#endif
+;
 
 
                 private:
--- a/src/test/cpp/xml/domtestcase.cpp
+++ b/src/test/cpp/xml/domtestcase.cpp
@@ -190,9 +190,9 @@
                 DOMConfigurator::configure(LOG4CXX_TEST_STR("input/xml/DOMTestCase3.xml"));
                 LOG4CXX_INFO(logger, "File name is expected to end with a superscript 3");
 #if LOG4CXX_LOGCHAR_IS_UTF8
-                const logchar fname[] = { 0x6F, 0x75, 0x74, 0x70, 0x75, 0x74, 0x2F, 0x64, 0x6F, 0x6D, 0xC2, 0xB3, 0 };
+                const logchar fname[] = { 0x6F, 0x75, 0x74, 0x70, 0x75, 0x74, 0x2F, 0x64, 0x6F, 0x6D, (logchar)0xC2, (logchar)0xB3, 0 };
 #else
-                const logchar fname[] = { 0x6F, 0x75, 0x74, 0x70, 0x75, 0x74, 0x2F, 0x64, 0x6F, 0x6D, 0xB3, 0 };
+                const logchar fname[] = { 0x6F, 0x75, 0x74, 0x70, 0x75, 0x74, 0x2F, 0x64, 0x6F, 0x6D, (logchar)0xB3, 0 };
 #endif
                 File file;
                 file.setPath(fname);
@@ -209,9 +209,9 @@
                 DOMConfigurator::configure(LOG4CXX_TEST_STR("input/xml/DOMTestCase4.xml"));
                 LOG4CXX_INFO(logger, "File name is expected to end with an ideographic 4");
 #if LOG4CXX_LOGCHAR_IS_UTF8
-                const logchar fname[] = { 0x6F, 0x75, 0x74, 0x70, 0x75, 0x74, 0x2F, 0x64, 0x6F, 0x6D, 0xE3, 0x86, 0x95, 0 };
+                const logchar fname[] = { 0x6F, 0x75, 0x74, 0x70, 0x75, 0x74, 0x2F, 0x64, 0x6F, 0x6D, (logchar)0xE3, (logchar)0x86, (logchar)0x95, 0 };
 #else
-                const logchar fname[] = { 0x6F, 0x75, 0x74, 0x70, 0x75, 0x74, 0x2F, 0x64, 0x6F, 0x6D, 0x3195, 0 };
+                const logchar fname[] = { 0x6F, 0x75, 0x74, 0x70, 0x75, 0x74, 0x2F, 0x64, 0x6F, 0x6D, (logchar)0x3195, 0 };
 #endif
                 File file;
                 file.setPath(fname);