[newlib-cygwin] Add c++14 sized deallocation operator

[Corinna Vinschen <corinna at sourceware dot org>]

https://sourceware.org/git/gitweb.cgi?p=newlib-cygwin.git;h=93c13ec6cc5e46eac9ba2571f9e5c3d1cee91d2e

commit 93c13ec6cc5e46eac9ba2571f9e5c3d1cee91d2e
Author: Peter Foley <pefoley2@pefoley.com>
Date:   Sat Mar 19 13:45:55 2016 -0400

    Add c++14 sized deallocation operator
    
    When compiling with -std=c++14 (the default for gcc 6.0+), the sized
    deallocation operator must be defined to prevent undefined symbols when
    linking.
    
    winsup/cygwin/ChangeLog:
    cxx.cc (operator delete(void *p, size_t)): Define.
    
    Signed-off-by: Peter Foley <pefoley2@pefoley.com>

Diff:
---
 winsup/cygwin/cxx.cc | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/winsup/cygwin/cxx.cc b/winsup/cygwin/cxx.cc
index 0faeaf7..df7491b 100644
--- a/winsup/cygwin/cxx.cc
+++ b/winsup/cygwin/cxx.cc
@@ -29,6 +29,11 @@ operator delete (void *p)
 {
   free (p);
 }
+void
+operator delete (void *p, size_t)
+{
+  ::operator delete(p);
+}
 
 void *
 operator new[] (std::size_t s)