[gcc/devel/omp/gcc-9] Fix names of _Lock_policy constants in libstdc++ manual

[Tobias Burnus]

https://gcc.gnu.org/g:cb771a7783c486572ccfe79b49044db92d979056

commit cb771a7783c486572ccfe79b49044db92d979056
Author: Jonathan Wakely <jwakely@redhat.com>
Date:   Fri Jun 14 16:39:51 2019 +0100

    Fix names of _Lock_policy constants in libstdc++ manual
    
    Backport from mainline
    2019-05-21  Jonathan Wakely  <jwakely@redhat.com>
    
    	* doc/xml/manual/shared_ptr.xml: Fix names of lock policy constants.
    
    From-SVN: r272292

Diff:
---
 libstdc++-v3/ChangeLog                     | 7 +++++++
 libstdc++-v3/doc/xml/manual/shared_ptr.xml | 6 +++---
 2 files changed, 10 insertions(+), 3 deletions(-)

diff --git a/libstdc++-v3/ChangeLog b/libstdc++-v3/ChangeLog
index 9caebc4..d121eef 100644
--- a/libstdc++-v3/ChangeLog
+++ b/libstdc++-v3/ChangeLog
@@ -1,3 +1,10 @@
+2019-06-14  Jonathan Wakely  <jwakely@redhat.com>
+
+	Backport from mainline
+	2019-05-21  Jonathan Wakely  <jwakely@redhat.com>
+
+	* doc/xml/manual/shared_ptr.xml: Fix names of lock policy constants.
+
 2019-06-11  Edward Smith-Rowland  <3dw4rd@verizon.net>
 
 	Fix ConstexprIterator requirements tests - No constexpr algorithms!
diff --git a/libstdc++-v3/doc/xml/manual/shared_ptr.xml b/libstdc++-v3/doc/xml/manual/shared_ptr.xml
index fcbade6..24e275e9 100644
--- a/libstdc++-v3/doc/xml/manual/shared_ptr.xml
+++ b/libstdc++-v3/doc/xml/manual/shared_ptr.xml
@@ -239,7 +239,7 @@ available policies are:
    <orderedlist>
      <listitem>
        <para>
-       <constant>_S_Atomic</constant>
+       <constant>_S_atomic</constant>
        </para>
        <para>
 Selected when GCC supports a builtin atomic compare-and-swap operation
@@ -252,7 +252,7 @@ synchronisation.
 
      <listitem>
        <para>
-       <constant>_S_Mutex</constant>
+       <constant>_S_mutex</constant>
        </para>
        <para>
 The _Sp_counted_base specialization for this policy contains a mutex,
@@ -263,7 +263,7 @@ builtins aren't available so explicit memory barriers are needed in places.
 
      <listitem>
        <para>
-       <constant>_S_Single</constant>
+       <constant>_S_single</constant>
        </para>
        <para>
 This policy uses a non-reentrant add_ref_lock() with no locking. It is