diff --git a/winsup/cygwin/exceptions.cc b/winsup/cygwin/exceptions.cc
index b8430633f8..1faeda2c66 100644
--- a/winsup/cygwin/exceptions.cc
+++ b/winsup/cygwin/exceptions.cc
@@ -1646,7 +1646,10 @@ _cygtls::call_signal_handler ()
 		 context, unwind to the caller and in case we're called
 		 from sigdelayed, fix the instruction pointer accordingly. */
 	      context.uc_mcontext.ctxflags = CONTEXT_FULL;
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wmaybe-uninitialized"
 	      RtlCaptureContext ((PCONTEXT) &context.uc_mcontext);
+#pragma GCC diagnostic pop
 	      __unwind_single_frame ((PCONTEXT) &context.uc_mcontext);
 	      if (stackptr > stack)
 		{