https://bugs.openjdk.java.net/browse/JDK-8263557;build with clang12

0001-8263557-Possible-NULL-dereference-in-Arena-destruct_.patch

@@ -0,0 +1,29 @@
+From c484d8904285652246c3af212a4211b9a8955149 Mon Sep 17 00:00:00 2001
+From: Thomas Stuefe <stuefe@openjdk.org>
+Date: Tue, 16 Mar 2021 05:49:01 +0000
+Subject: [PATCH] 8263557: Possible NULL dereference in
+ Arena::destruct_contents()
+
+Reviewed-by: kbarrett, coleenp
+---
+ src/hotspot/share/memory/arena.cpp | 4 +++-
+ 1 file changed, 3 insertions(+), 1 deletion(-)
+
+diff --git a/src/hotspot/share/memory/arena.cpp b/src/hotspot/share/memory/arena.cpp
+index 8388f68c359..16059bed9be 100644
+--- a/src/hotspot/share/memory/arena.cpp
++++ b/src/hotspot/share/memory/arena.cpp
+@@ -310,7 +310,9 @@ void Arena::destruct_contents() {
+   // reset size before chop to avoid a rare racing condition
+   // that can have total arena memory exceed total chunk memory
+   set_size_in_bytes(0);
+-  _first->chop();
++  if (_first != NULL) {
++    _first->chop();
++  }
+   reset();
+ }
+ 
+-- 
+2.31.1
+

java-11-openjdk.spec

@@ -245,7 +245,7 @@
 %global top_level_dir_name   %{origin}
 %global minorver        0
 %global buildver        6
-%global rpmrelease      0
+%global rpmrelease      1
 #%%global tagsuffix      ""
 # priority must be 8 digits in total; untill openjdk 1.8 we were using 18..... so when moving to 11 we had to add another digit
 %if %is_system_jdk
@@ -1182,6 +1182,7 @@ Patch8: s390-8214206_fix.patch
 # JDK-8247874: Replacement in VersionProps.java.template not working when --with-vendor-bug-url contains '&'
 Patch9: jdk8247874-fix_ampersand_in_vm_bug_url.patch
 Patch10: clang_stack.patch
+Patch11: 0001-8263557-Possible-NULL-dereference-in-Arena-destruct_.patch
 #############################################
 #
 # JDK 9+ only patches
@@ -1460,6 +1461,7 @@ pushd %{top_level_dir_name}
 %patch8 -p1
 %patch9 -p1
 %patch10 -p1
+%patch11 -p1
 popd # openjdk
 
 %patch1000