re PR libstdc++/57440 (Memory usage with future and std containers)

2014-10-14  Kai Tietz  <ktietz@redhat.com>

        PR libstdc++/57440
        * config/os/mingw32/os_defines.h (_GTHREAD_USE_MUTEX_INIT_FUNC):
        Define to avoid leak.
        * config/os/mingw32-w64/os_defines.h: Likewise.

From-SVN: r216210

libstdc++-v3/ChangeLog

+2014-10-14  Kai Tietz  <ktietz@redhat.com>
+
+	PR libstdc++/57440
+	* config/os/mingw32/os_defines.h (_GTHREAD_USE_MUTEX_INIT_FUNC):
+	Define to avoid leak.
+	* config/os/mingw32-w64/os_defines.h: Likewise.
+
 2014-10-13  Jonathan Wakely  <jwakely@redhat.com>
 
 	PR libstdc++/57350

libstdc++-v3/config/os/mingw32-w64/os_defines.h

@@ -83,4 +83,7 @@
 // their dtors are called
 #define _GLIBCXX_THREAD_ATEXIT_WIN32 1
 
+// See libstdc++/59807
+#define _GTHREAD_USE_MUTEX_INIT_FUNC 1
+
 #endif

libstdc++-v3/config/os/mingw32/os_defines.h

@@ -75,4 +75,7 @@
 #define _GLIBCXX_LLP64 1
 #endif
 
+// See libstdc++/59807
+#define _GTHREAD_USE_MUTEX_INIT_FUNC 1
+
 #endif