From: Hugo Beauzée-Luyssen <hugo@beauzee.fr>
Date: Tue, 2 May 2017 15:04:39 +0000 (+0200)
Subject: re PR bootstrap/69506 (check-in 232454 seems to cause problems with cygwin builds)
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=8a20a3c76fd6299d1e739b858625e5020a0140d5;p=gcc.git

re PR bootstrap/69506 (check-in 232454 seems to cause problems with cygwin builds)

2017-05-02  Hugo Beauzée-Luyssen <hugo@beauzee.fr>

	PR libstdc++/69506
	* config/os/mingw32-w64/os_defines.h (_GLIBCXX_USE_WEAK_REF): Define.

From-SVN: r247502
---

diff --git a/libstdc++-v3/ChangeLog b/libstdc++-v3/ChangeLog
index 65e9cadd408..7e39c092e46 100644
--- a/libstdc++-v3/ChangeLog
+++ b/libstdc++-v3/ChangeLog
@@ -1,3 +1,8 @@
+2017-05-02  Hugo Beauzée-Luyssen <hugo@beauzee.fr>
+
+	PR libstdc++/69506
+	* config/os/mingw32-w64/os_defines.h (_GLIBCXX_USE_WEAK_REF): Define.
+
 2017-04-29  François Dumont  <fdumont@gcc.gnu.org>
 
 	* testsuite/libstdc++-prettyprinters/48362.cc: Replace a regexp-test
diff --git a/libstdc++-v3/config/os/mingw32-w64/os_defines.h b/libstdc++-v3/config/os/mingw32-w64/os_defines.h
index 1f46103249a..44985064c59 100644
--- a/libstdc++-v3/config/os/mingw32-w64/os_defines.h
+++ b/libstdc++-v3/config/os/mingw32-w64/os_defines.h
@@ -76,6 +76,8 @@
 
 #ifdef __x86_64__
 #define _GLIBCXX_LLP64 1
+// See libstdc++/69506
+#define _GLIBCXX_USE_WEAK_REF 0
 #endif
 
 // Enable use of GetModuleHandleEx (requires Windows XP/2003) in