From: redi <redi@138bc75d-0d04-0410-961f-82ee72b054a4>
Date: Thu, 30 Aug 2018 12:28:53 +0000 (+0000)
Subject: Fix undefined references seen with mingw-w64
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=a6d72712619bcd8fd97e2c3915e3f138e492acf8;p=thirdparty%2Fgcc.git

Fix undefined references seen with mingw-w64

	* config/abi/pre/gnu.ver: Add missing exports for mingw.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@263977 138bc75d-0d04-0410-961f-82ee72b054a4
---

diff --git a/libstdc++-v3/ChangeLog b/libstdc++-v3/ChangeLog
index ccb2896701c3..a198549f0f31 100644
--- a/libstdc++-v3/ChangeLog
+++ b/libstdc++-v3/ChangeLog
@@ -1,5 +1,7 @@
 2018-08-30  Jonathan Wakely  <jwakely@redhat.com>
 
+	* config/abi/pre/gnu.ver: Add missing exports for mingw.
+
 	* include/ext/pointer.h (_Pointer_adapter): Define operators for
 	pointer arithmetic using long long offsets.
 	* testsuite/ext/ext_pointer/1.cc: Test pointer arithmetic using
diff --git a/libstdc++-v3/config/abi/pre/gnu.ver b/libstdc++-v3/config/abi/pre/gnu.ver
index 03b23200a1a1..4766d28f7085 100644
--- a/libstdc++-v3/config/abi/pre/gnu.ver
+++ b/libstdc++-v3/config/abi/pre/gnu.ver
@@ -2049,6 +2049,11 @@ GLIBCXX_3.4.26 {
     # std::__throw_ios_failure(const char*, int);
     _ZSt19__throw_ios_failurePKci;
 
+    # std::wistream::ignore(long long, unsigned short)
+    _ZNSt13basic_istreamIwSt11char_traitsIwEE6ignoreExt;
+    # std::basic_filebuf::open(const wchar_t*, openmode)
+    _ZNSt13basic_filebufI[cw]St11char_traitsI[cw]EE4openEPKwSt13_Ios_Openmode;
+
 } GLIBCXX_3.4.25;
 
 # Symbols in the support library (libsupc++) have their own tag.