From 22eb95cf39030cdf170aee4614393a77febb28d1 Mon Sep 17 00:00:00 2001
From: Stephan Bergmann <sbergman@redhat.com>
Date: Tue, 3 Dec 2019 11:56:33 +0100
Subject: [PATCH] Adapt SAL_WARN to C++20 deleted ostream << for sal_Unicode
 (aka char16_t)
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<http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2019/p1423r3.html> "char8_t
backward compatibility remediation", as implemented now by <https://gcc.gnu.org/
git/?p=gcc.git;a=commit;h=0c5b35933e5b150df0ab487efb2f11ef5685f713> "libstdc++:
P1423R3 char8_t remediation (2/4)" for -std=c++2a, deletes operator << overloads
that would print an integer rather than a (presumably expected) character.

Change-Id: Ic70d3e90e4b990d297e35f07379fe4952e138820
Reviewed-on: https://gerrit.libreoffice.org/84321
Tested-by: Jenkins
Reviewed-by: Stephan Bergmann <sbergman@redhat.com>
(cherry picked from commit b8bb7fd853db5d0d7cc4ea9120efb1a707e46c22)
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/87211
Reviewed-by: Caolán McNamara <caolanm@redhat.com>
---
 basegfx/source/polygon/b2dsvgpolypolygon.cxx | 2 +-
 starmath/source/ooxmlimport.cxx              | 4 ++--
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/basegfx/source/polygon/b2dsvgpolypolygon.cxx b/basegfx/source/polygon/b2dsvgpolypolygon.cxx
index 2fdacad3653f..490bcd69c9a6 100644
--- a/basegfx/source/polygon/b2dsvgpolypolygon.cxx
+++ b/basegfx/source/polygon/b2dsvgpolypolygon.cxx
@@ -648,7 +648,7 @@ namespace basegfx
                     default:
                     {
                         SAL_WARN("basegfx", "importFromSvgD(): skipping tags in svg:d element (unknown: \""
-                                << aCurrChar
+                                << OUString(aCurrChar)
                                 << "\")!");
                         ++nPos;
                         break;
diff --git a/starmath/source/ooxmlimport.cxx b/starmath/source/ooxmlimport.cxx
index f0913f157078..731daa054120 100644
--- a/starmath/source/ooxmlimport.cxx
+++ b/starmath/source/ooxmlimport.cxx
@@ -223,7 +223,7 @@ OUString SmOoxmlImport::handleAcc()
             break;
         default:
             acc = "acute";
-            SAL_WARN( "starmath.ooxml", "Unknown m:chr in m:acc \'" << accChr << "\'" );
+            SAL_WARN( "starmath.ooxml", "Unknown m:chr in m:acc \'" << OUString(accChr) << "\'" );
             break;
     }
     OUString e = readOMathArgInElement( M_TOKEN( e ));
@@ -554,7 +554,7 @@ OUString SmOoxmlImport::handleNary()
             ret = "sum";
             break;
         default:
-            SAL_WARN( "starmath.ooxml", "Unknown m:nary chr \'" << chr << "\'" );
+            SAL_WARN( "starmath.ooxml", "Unknown m:nary chr \'" << OUString(chr) << "\'" );
             break;
     }
     if( !subHide )
-- 
2.24.1