diff --git a/0001-Missing-includes-for-libstdc-12.patch b/0001-Missing-includes-for-libstdc-12.patch
new file mode 100644
index 0000000..aba7d8a
--- /dev/null
+++ b/0001-Missing-includes-for-libstdc-12.patch
@@ -0,0 +1,354 @@
+From 83af781196f819f15c519c5e0c60758323e0e633 Mon Sep 17 00:00:00 2001
+From: Stephan Bergmann <sbergman@redhat.com>
+Date: Mon, 9 Aug 2021 23:07:12 +0200
+Subject: [PATCH] Missing includes for libstdc++ 12
+
+(for std::unique_ptr, with recent libstdc++ 12 trunk)
+
+Change-Id: I61b7823dd740ea7cdfe0d7403a50ac73b24d1c4e
+Reviewed-on: https://gerrit.libreoffice.org/c/core/+/120229
+Tested-by: Jenkins
+Reviewed-by: Stephan Bergmann <sbergman@redhat.com>
+(cherry picked from commit 43542cc07ee110abe25a1e176238fd6d921d593b)
+Reviewed-on: https://gerrit.libreoffice.org/c/core/+/128447
+Reviewed-by: Michael Stahl <michael.stahl@allotropia.de>
+---
+ chart2/source/view/inc/PlottingPositionHelper.hxx             | 4 ++++
+ compilerplugins/clang/test/unusedfields.cxx                   | 1 +
+ connectivity/source/inc/java/tools.hxx                        | 4 ++++
+ extensions/source/propctrlr/handlerhelper.hxx                 | 1 +
+ filter/source/xsltdialog/xmlfilterjar.hxx                     | 1 +
+ forms/source/component/EventThread.hxx                        | 1 +
+ forms/source/xforms/propertysetbase.hxx                       | 1 +
+ fpicker/source/office/contentenumeration.hxx                  | 4 ++++
+ framework/inc/uielement/toolbarwrapper.hxx                    | 2 ++
+ include/oox/crypto/StrongEncryptionDataSpace.hxx              | 4 ++++
+ include/sfx2/sidebar/SidebarPanelBase.hxx                     | 4 ++++
+ include/svtools/imageresourceaccess.hxx                       | 4 ++++
+ include/vcl/BitmapBuffer.hxx                                  | 4 ++++
+ include/vcl/filter/PngImageReader.hxx                         | 4 ++++
+ shell/source/backends/kf5be/kf5backend.cxx                    | 2 ++
+ sot/source/unoolestorage/xolesimplestorage.hxx                | 2 ++
+ starmath/inc/token.hxx                                        | 1 +
+ .../textconversiondlgs/chinese_translation_unodialog.hxx      | 4 ++++
+ sw/source/uibase/docvw/OverlayRanges.hxx                      | 1 +
+ sw/source/uibase/docvw/ShadowOverlayObject.hxx                | 4 ++++
+ xmlsecurity/source/gpg/SecurityEnvironment.hxx                | 3 +++
+ xmlsecurity/source/helper/ooxmlsecparser.hxx                  | 1 +
+ xmlsecurity/source/helper/xsecparser.hxx                      | 1 +
+ 23 files changed, 58 insertions(+)
+
+diff --git a/chart2/source/view/inc/PlottingPositionHelper.hxx b/chart2/source/view/inc/PlottingPositionHelper.hxx
+index 0962868b0f31..d687cb902453 100644
+--- a/chart2/source/view/inc/PlottingPositionHelper.hxx
++++ b/chart2/source/view/inc/PlottingPositionHelper.hxx
+@@ -18,6 +18,10 @@
+  */
+ #pragma once
+ 
++#include <sal/config.h>
++
++#include <memory>
++
+ #include <chartview/ExplicitScaleValues.hxx>
+ 
+ #include <basegfx/range/b2drectangle.hxx>
+diff --git a/compilerplugins/clang/test/unusedfields.cxx b/compilerplugins/clang/test/unusedfields.cxx
+index 5305b4aec964..6ff9189eab27 100644
+--- a/compilerplugins/clang/test/unusedfields.cxx
++++ b/compilerplugins/clang/test/unusedfields.cxx
+@@ -14,6 +14,7 @@
+ // expected-no-diagnostics
+ #else
+ 
++#include <memory>
+ #include <vector>
+ #include <ostream>
+ #include <com/sun/star/uno/Any.hxx>
+diff --git a/connectivity/source/inc/java/tools.hxx b/connectivity/source/inc/java/tools.hxx
+index bc9759fa9a88..44a35ecee3f9 100644
+--- a/connectivity/source/inc/java/tools.hxx
++++ b/connectivity/source/inc/java/tools.hxx
+@@ -19,6 +19,10 @@
+ 
+ #pragma once
+ 
++#include <sal/config.h>
++
++#include <memory>
++
+ #include <com/sun/star/beans/PropertyValue.hpp>
+ #include <com/sun/star/uno/Sequence.h>
+ 
+diff --git a/extensions/source/propctrlr/handlerhelper.hxx b/extensions/source/propctrlr/handlerhelper.hxx
+index a53a24a9256f..1d32db9c0573 100644
+--- a/extensions/source/propctrlr/handlerhelper.hxx
++++ b/extensions/source/propctrlr/handlerhelper.hxx
+@@ -26,6 +26,7 @@
+ #include <com/sun/star/beans/PropertyAttribute.hpp>
+ #include <com/sun/star/beans/Optional.hpp>
+ 
++#include <memory>
+ #include <vector>
+ 
+ namespace weld { class Builder; class Widget; class Window; }
+diff --git a/filter/source/xsltdialog/xmlfilterjar.hxx b/filter/source/xsltdialog/xmlfilterjar.hxx
+index 6f02e5f99de0..1d8e52fc3e18 100644
+--- a/filter/source/xsltdialog/xmlfilterjar.hxx
++++ b/filter/source/xsltdialog/xmlfilterjar.hxx
+@@ -22,6 +22,7 @@
+ #include <com/sun/star/lang/XSingleServiceFactory.hpp>
+ #include <com/sun/star/uno/XComponentContext.hpp>
+ 
++#include <memory>
+ #include <vector>
+ 
+ class filter_info_impl;
+diff --git a/forms/source/component/EventThread.hxx b/forms/source/component/EventThread.hxx
+index be9e9696734e..20aff73113db 100644
+--- a/forms/source/component/EventThread.hxx
++++ b/forms/source/component/EventThread.hxx
+@@ -21,6 +21,7 @@
+ 
+ #include <sal/config.h>
+ 
++#include <memory>
+ #include <vector>
+ 
+ #include <com/sun/star/lang/XEventListener.hpp>
+diff --git a/forms/source/xforms/propertysetbase.hxx b/forms/source/xforms/propertysetbase.hxx
+index bb27f8460fea..969253a04d62 100644
+--- a/forms/source/xforms/propertysetbase.hxx
++++ b/forms/source/xforms/propertysetbase.hxx
+@@ -26,6 +26,7 @@
+ #include <com/sun/star/beans/PropertyAttribute.hpp>
+ 
+ #include <map>
++#include <memory>
+ 
+ namespace com::sun::star::uno {
+         class Any;
+diff --git a/fpicker/source/office/contentenumeration.hxx b/fpicker/source/office/contentenumeration.hxx
+index 9dcfae687883..bc2180c53c47 100644
+--- a/fpicker/source/office/contentenumeration.hxx
++++ b/fpicker/source/office/contentenumeration.hxx
+@@ -19,6 +19,10 @@
+ 
+ #pragma once
+ 
++#include <sal/config.h>
++
++#include <memory>
++
+ #include <com/sun/star/ucb/XCommandEnvironment.hpp>
+ #include <salhelper/thread.hxx>
+ #include <ucbhelper/content.hxx>
+diff --git a/framework/inc/uielement/toolbarwrapper.hxx b/framework/inc/uielement/toolbarwrapper.hxx
+index 55142f98d500..da90455b21da 100644
+--- a/framework/inc/uielement/toolbarwrapper.hxx
++++ b/framework/inc/uielement/toolbarwrapper.hxx
+@@ -25,6 +25,8 @@
+ #include <com/sun/star/ui/XUIFunctionListener.hpp>
+ #include <com/sun/star/uno/XComponentContext.hpp>
+ 
++#include <memory>
++
+ namespace weld
+ {
+     class Builder;
+diff --git a/include/oox/crypto/StrongEncryptionDataSpace.hxx b/include/oox/crypto/StrongEncryptionDataSpace.hxx
+index 59be5c9832a0..cd7156515ab3 100644
+--- a/include/oox/crypto/StrongEncryptionDataSpace.hxx
++++ b/include/oox/crypto/StrongEncryptionDataSpace.hxx
+@@ -11,6 +11,10 @@
+ #ifndef INCLUDED_OOX_CRYPTO_STRONGENCRYPTINDATASPACE_HXX
+ #define INCLUDED_OOX_CRYPTO_STRONGENCRYPTINDATASPACE_HXX
+ 
++#include <sal/config.h>
++
++#include <memory>
++
+ #include <cppuhelper/implbase.hxx>
+ #include <com/sun/star/lang/XServiceInfo.hpp>
+ #include <com/sun/star/packages/XPackageEncryption.hpp>
+diff --git a/include/sfx2/sidebar/SidebarPanelBase.hxx b/include/sfx2/sidebar/SidebarPanelBase.hxx
+index 971e286ca74f..8164244e796a 100644
+--- a/include/sfx2/sidebar/SidebarPanelBase.hxx
++++ b/include/sfx2/sidebar/SidebarPanelBase.hxx
+@@ -18,6 +18,10 @@
+  */
+ #pragma once
+ 
++#include <sal/config.h>
++
++#include <memory>
++
+ #include <sfx2/dllapi.h>
+ 
+ #include <cppuhelper/compbase.hxx>
+diff --git a/include/svtools/imageresourceaccess.hxx b/include/svtools/imageresourceaccess.hxx
+index d7e8a5629b11..ccb5b6b69bce 100644
+--- a/include/svtools/imageresourceaccess.hxx
++++ b/include/svtools/imageresourceaccess.hxx
+@@ -19,6 +19,10 @@
+ 
+ #pragma once
+ 
++#include <sal/config.h>
++
++#include <memory>
++
+ #include <config_options.h>
+ #include <svtools/svtdllapi.h>
+ 
+diff --git a/include/vcl/BitmapBuffer.hxx b/include/vcl/BitmapBuffer.hxx
+index 79f202cdfa2d..7468cb987f95 100644
+--- a/include/vcl/BitmapBuffer.hxx
++++ b/include/vcl/BitmapBuffer.hxx
+@@ -20,6 +20,10 @@
+ #ifndef INCLUDED_VCL_BITMAPBUFFER_HXX
+ #define INCLUDED_VCL_BITMAPBUFFER_HXX
+ 
++#include <sal/config.h>
++
++#include <memory>
++
+ #include <vcl/dllapi.h>
+ #include <vcl/BitmapPalette.hxx>
+ #include <vcl/ColorMask.hxx>
+diff --git a/include/vcl/filter/PngImageReader.hxx b/include/vcl/filter/PngImageReader.hxx
+index 2615fd961bd4..bbb5b7c8d672 100644
+--- a/include/vcl/filter/PngImageReader.hxx
++++ b/include/vcl/filter/PngImageReader.hxx
+@@ -11,6 +11,10 @@
+ #ifndef INCLUDED_VCL_FILTER_PNGIMAGEREADER_HXX
+ #define INCLUDED_VCL_FILTER_PNGIMAGEREADER_HXX
+ 
++#include <sal/config.h>
++
++#include <memory>
++
+ #include <vcl/dllapi.h>
+ 
+ #include <com/sun/star/uno/Reference.hxx>
+diff --git a/shell/source/backends/kf5be/kf5backend.cxx b/shell/source/backends/kf5be/kf5backend.cxx
+index 47c829dc5f9b..e448c124d88a 100644
+--- a/shell/source/backends/kf5be/kf5backend.cxx
++++ b/shell/source/backends/kf5be/kf5backend.cxx
+@@ -19,6 +19,8 @@
+ 
+ #include <sal/config.h>
+ 
++#include <memory>
++
+ #include <QtWidgets/QApplication>
+ 
+ #include <boost/noncopyable.hpp>
+diff --git a/sot/source/unoolestorage/xolesimplestorage.hxx b/sot/source/unoolestorage/xolesimplestorage.hxx
+index ef0214ba61c3..2ec9f715d873 100644
+--- a/sot/source/unoolestorage/xolesimplestorage.hxx
++++ b/sot/source/unoolestorage/xolesimplestorage.hxx
+@@ -22,6 +22,8 @@
+ 
+ #include <sal/config.h>
+ 
++#include <memory>
++
+ #include <com/sun/star/embed/XOLESimpleStorage.hpp>
+ #include <com/sun/star/lang/XServiceInfo.hpp>
+ #include <cppuhelper/implbase.hxx>
+diff --git a/starmath/inc/token.hxx b/starmath/inc/token.hxx
+index e38b3e5afb5a..808195dca9d3 100644
+--- a/starmath/inc/token.hxx
++++ b/starmath/inc/token.hxx
+@@ -35,6 +35,7 @@
+ 
+ // std imports
+ #include <cassert>
++#include <memory>
+ #include <vector>
+ #include <stack>
+ #include <tuple>
+diff --git a/svx/source/unodialogs/textconversiondlgs/chinese_translation_unodialog.hxx b/svx/source/unodialogs/textconversiondlgs/chinese_translation_unodialog.hxx
+index 8d2e29f1317a..dbfae4d74697 100644
+--- a/svx/source/unodialogs/textconversiondlgs/chinese_translation_unodialog.hxx
++++ b/svx/source/unodialogs/textconversiondlgs/chinese_translation_unodialog.hxx
+@@ -19,6 +19,10 @@
+ 
+ #pragma once
+ 
++#include <sal/config.h>
++
++#include <memory>
++
+ #include <com/sun/star/awt/XWindow.hpp>
+ #include <com/sun/star/beans/XPropertySet.hpp>
+ #include <com/sun/star/lang/XInitialization.hpp>
+diff --git a/sw/source/uibase/docvw/OverlayRanges.hxx b/sw/source/uibase/docvw/OverlayRanges.hxx
+index e086b8462ea2..829f0c4001dc 100644
+--- a/sw/source/uibase/docvw/OverlayRanges.hxx
++++ b/sw/source/uibase/docvw/OverlayRanges.hxx
+@@ -22,6 +22,7 @@
+ #include <svx/sdr/overlay/overlayobject.hxx>
+ #include <basegfx/range/b2drange.hxx>
+ 
++#include <memory>
+ #include <vector>
+ 
+ class SwView;
+diff --git a/sw/source/uibase/docvw/ShadowOverlayObject.hxx b/sw/source/uibase/docvw/ShadowOverlayObject.hxx
+index df8e27009f5e..cd612f7ce50e 100644
+--- a/sw/source/uibase/docvw/ShadowOverlayObject.hxx
++++ b/sw/source/uibase/docvw/ShadowOverlayObject.hxx
+@@ -19,6 +19,10 @@
+ 
+ #pragma once
+ 
++#include <sal/config.h>
++
++#include <memory>
++
+ #include <svx/sdr/overlay/overlayobject.hxx>
+ 
+ class SwView;
+diff --git a/xmlsecurity/source/gpg/SecurityEnvironment.hxx b/xmlsecurity/source/gpg/SecurityEnvironment.hxx
+index 83b4f38b41c8..262578682274 100644
+--- a/xmlsecurity/source/gpg/SecurityEnvironment.hxx
++++ b/xmlsecurity/source/gpg/SecurityEnvironment.hxx
+@@ -10,6 +10,9 @@
+ #pragma once
+ 
+ #include <sal/config.h>
++
++#include <memory>
++
+ #include <rtl/ustring.hxx>
+ #include <cppuhelper/implbase.hxx>
+ 
+diff --git a/xmlsecurity/source/helper/ooxmlsecparser.hxx b/xmlsecurity/source/helper/ooxmlsecparser.hxx
+index 4f11302ff765..9193d7b7e180 100644
+--- a/xmlsecurity/source/helper/ooxmlsecparser.hxx
++++ b/xmlsecurity/source/helper/ooxmlsecparser.hxx
+@@ -16,6 +16,7 @@
+ 
+ #include <xmloff/namespacemap.hxx>
+ 
++#include <memory>
+ #include <stack>
+ 
+ class XSecController;
+diff --git a/xmlsecurity/source/helper/xsecparser.hxx b/xmlsecurity/source/helper/xsecparser.hxx
+index 86f6154ddc93..0e0ee8291f65 100644
+--- a/xmlsecurity/source/helper/xsecparser.hxx
++++ b/xmlsecurity/source/helper/xsecparser.hxx
+@@ -26,6 +26,7 @@
+ 
+ #include <xmloff/namespacemap.hxx>
+ 
++#include <memory>
+ #include <stack>
+ 
+ class XMLSignatureHelper;
+-- 
+2.35.1
+
diff --git a/libreoffice.changes b/libreoffice.changes
index 88cd50b..1bf09cd 100644
--- a/libreoffice.changes
+++ b/libreoffice.changes
@@ -1,3 +1,9 @@
+-------------------------------------------------------------------
+Sat Feb  5 15:29:22 UTC 2022 - Michael Gorse <mgorse@suse.com>
+
+- Add 0001-Missing-includes-for-libstdc-12.patch: fix the build
+  with gcc 12.
+
 -------------------------------------------------------------------
 Fri Jan 14 13:09:06 UTC 2022 - Andras Timar <andras.timar@collabora.com>
 
diff --git a/libreoffice.spec b/libreoffice.spec
index fbb34c8..3bfbc9d 100644
--- a/libreoffice.spec
+++ b/libreoffice.spec
@@ -111,6 +111,7 @@ Patch9:         fix_math_desktop_file.patch
 Patch10:        fix_gtk_popover_on_3.20.patch
 # LO-L3: bsc#1183308 Simple, seven page slide deck of 3.7MB takes looong to open, start presentation mode, or move back to slide 1
 Patch11:        bsc1183308.patch
+Patch12:        0001-Missing-includes-for-libstdc-12.patch
 # Build with java 8
 Patch101:       0001-Revert-java-9-changes.patch
 # try to save space by using hardlinks
@@ -1016,6 +1017,9 @@ Provides %{langname} translations and additional resources (help files, etc.) fo
 %if 0%{?suse_version} < 1500
 %patch10 -p1
 %patch11 -p1
+%endif
+%patch12 -p1
+%if 0%{?suse_version} < 1500
 %patch101 -p1
 %endif
 %patch990 -p1