[gcc/devel/omp/gcc-9] Adjust linker script to stop exporting unwanted symbol in old version

[Thomas Schwinge]

https://gcc.gnu.org/g:06bbb71a2b6d940abd0f45989f2b4ba06ee1fa4a

commit 06bbb71a2b6d940abd0f45989f2b4ba06ee1fa4a
Author: Jonathan Wakely <jwakely@redhat.com>
Date:   Fri Apr 26 17:44:12 2019 +0100

    Adjust linker script to stop exporting unwanted symbol in old version
    
    As discussed in the thread starting at
    https://gcc.gnu.org/ml/libstdc++/2019-04/msg00140.html
    
    	* config/abi/pre/gnu.ver (GLIBCXX_3.4): Replace wildcard that matches
    	wstring::_M_replace_dispatch with more specific patterns.
    
    From-SVN: r270611

Diff:
---
 libstdc++-v3/ChangeLog              | 5 +++++
 libstdc++-v3/config/abi/pre/gnu.ver | 3 ++-
 2 files changed, 7 insertions(+), 1 deletion(-)

diff --git a/libstdc++-v3/ChangeLog b/libstdc++-v3/ChangeLog
index 604f1d5..ef948bc 100644
--- a/libstdc++-v3/ChangeLog
+++ b/libstdc++-v3/ChangeLog
@@ -1,3 +1,8 @@
+2019-04-26  Jonathan Wakely  <jwakely@redhat.com>
+
+	* config/abi/pre/gnu.ver (GLIBCXX_3.4): Replace wildcard that matches
+	wstring::_M_replace_dispatch with more specific patterns.
+
 2019-04-26  Jakub Jelinek  <jakub@redhat.com>
 
 	* config/abi/post/s390x-linux-gnu/32/baseline_symbols.txt: Update.
diff --git a/libstdc++-v3/config/abi/pre/gnu.ver b/libstdc++-v3/config/abi/pre/gnu.ver
index e8cf6f0..7eff4e9 100644
--- a/libstdc++-v3/config/abi/pre/gnu.ver
+++ b/libstdc++-v3/config/abi/pre/gnu.ver
@@ -299,7 +299,8 @@ GLIBCXX_3.4 {
     _ZNSbIwSt11char_traitsIwESaIwEE12_S_constructE[jmy]wRKS1_;
     _ZNSbIwSt11char_traitsIwESaIwEE12_S_empty_repEv;
     _ZNSbIwSt11char_traitsIwESaIwEE13_S_copy_chars*;
-    _ZNSbIwSt11char_traitsIwESaIwEE[0-9][0-9]_M_replace*;
+    _ZNSbIwSt11char_traitsIwESaIwEE14_M_replace_aux*;
+    _ZNSbIwSt11char_traitsIwESaIwEE15_M_replace_safe*;
     _ZNSbIwSt11char_traitsIwESaIwEE4_Rep10_M_destroy*;
     _ZNSbIwSt11char_traitsIwESaIwEE4_Rep10_M_dispose*;
     _ZNSbIwSt11char_traitsIwESaIwEE4_Rep10_M_refcopyEv;