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-rw-r--r--winsup/cygwin/cxx.cc10
1 files changed, 10 insertions, 0 deletions
diff --git a/winsup/cygwin/cxx.cc b/winsup/cygwin/cxx.cc
index 9cc1342fe..1cee576f4 100644
--- a/winsup/cygwin/cxx.cc
+++ b/winsup/cygwin/cxx.cc
@@ -43,4 +43,14 @@ __cxa_pure_virtual (void)
{
api_fatal ("pure virtual method called");
}
+
+extern "C" void
+__cxa_guard_acquire ()
+{
+}
+
+extern "C" void
+__cxa_guard_release ()
+{
+}
#endif