File 0597-xmerl-Normalize-attribute-correctly-when-r... of Package erlang

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File 0597-xmerl-Normalize-attribute-correctly-when-references-.patch of Package erlang (Revision a3b4c77afbad4ac65be3a89ba1e0ebff)

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From a4defddf3397a7e1d0e85bb1b04f6c13c7c5a88f Mon Sep 17 00:00:00 2001
From: Lars Thorsen <lars@erlang.org>
Date: Wed, 20 Mar 2019 12:13:49 +0100
Subject: [PATCH 2/2] [xmerl] Normalize attribute correctly when references are
 used

---
 lib/xmerl/src/xmerl_scan.erl | 13 ++++++++++---
 1 file changed, 10 insertions(+), 3 deletions(-)

diff --git a/lib/xmerl/src/xmerl_scan.erl b/lib/xmerl/src/xmerl_scan.erl
index 0b7f378c77..d76ed5c820 100644
--- a/lib/xmerl/src/xmerl_scan.erl
+++ b/lib/xmerl/src/xmerl_scan.erl
@@ -2415,10 +2415,17 @@ scan_att_chars("&" ++ T, S0, Delim, Acc, TmpAcc,AT,IsNorm) -> % Reference
                     %% normalization rules (sec 3.3.3) require that for
                     %% character references, the referenced character be
                     %% added directly to the normalized value
-                    scan_att_chars(T1, S1, Delim, ExpRef ++ Acc,TmpAcc, AT,IsNorm);
+                    {T2,S2,IsNorm2} =
+                        if
+                            ?whitespace(hd(ExpRef)) ->
+                                normalize(T1, S1, IsNorm);
+                            true ->
+                                {T1, S1, IsNorm}
+                        end,
+                    scan_att_chars(T2, S2, Delim, ExpRef ++ Acc, TmpAcc, AT, IsNorm2);
                 _ ->
                     Ch = string_to_char_set(S#xmerl_scanner.encoding, ExpRef),
-                    scan_att_chars(Ch ++ T1, S1, Delim, Acc,TmpAcc, AT,IsNorm)
+                    scan_att_chars(Ch ++ T1, S1, Delim, Acc, TmpAcc, AT, IsNorm)
             end
     end;
 scan_att_chars("<" ++ _T, S0, _Delim, _Acc,_, _,_) -> % Tags not allowed here
@@ -3964,7 +3971,7 @@ normalize(T,S,IsNorm) ->
 	{_,T,S} ->
 	    {T,S,IsNorm};
 	{_,T1,S1} ->
-	    {T1,S1,true}
+	    normalize(T1,S1,true)
     end.
 
 
-- 
2.16.4

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File 0597-xmerl-Normalize-attribute-correctly-when-references-.patch of Package erlang (Revision a3b4c77afbad4ac65be3a89ba1e0ebff)

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