Architecture specific change in rpms/java-11-openjdk.git

The package rpms/java-11-openjdk.git has added or updated architecture specific content in its
spec file (ExclusiveArch/ExcludeArch or %ifarch/%ifnarch) in commit(s):
https://src.fedoraproject.org/cgit/rpms/java-11-openjdk.git/commit/?id=542fe...
https://src.fedoraproject.org/cgit/rpms/java-11-openjdk.git/commit/?id=a9ba2....

Change:
+%ifarch s390x
+%ifnarch s390x

Thanks.

Full change:
============

commit 5dc89b39d73c24492ee31c7e39d5795709656833
Author: Severin Gehwolf 
Date:   Thu Feb 27 06:51:49 2020 +0100

Add changelog entry mentioning GCC 10 s390x workaround

diff --git a/java-11-openjdk.spec b/java-11-openjdk.spec
index 3294c6e..376340a 100644
--- a/java-11-openjdk.spec
+++ b/java-11-openjdk.spec
@@ -1845,6 +1845,9 @@ require "copy_jdk_configs.lua"

%changelog
+* Thu Feb 27 2020 Severin Gehwolf  - 1:11.0.6.10-0
+- Add workaround for building with GCC 10 on s390x. See RHBZ#1799087
+
 * Wed Jan 29 2020 Severin Gehwolf  - 1:11.0.6.10-0
 - Account for building with GCC 10: JDK-8224851, -fcommon switch.

commit a9ba2e1465c76efe72974b00c489ffb1c3d329b4
Author: Severin Gehwolf 
Date:   Fri Feb 14 20:36:16 2020 +0100

Disable gdb check temporarily on s390x

diff --git a/java-11-openjdk.spec b/java-11-openjdk.spec
index 82ecc54..3294c6e 100644
--- a/java-11-openjdk.spec
+++ b/java-11-openjdk.spec
@@ -1550,7 +1550,11 @@ quit
 end
 run -version
 EOF
+# This fails on s390x for some reason. Disable for now. See:
+# https://koji.fedoraproject.org/koji/taskinfo?taskID=41499227
+%ifnarch s390x
 grep 'JavaCallWrapper::JavaCallWrapper' gdb.out
+%endif

# Check src.zip has all sources. See RHBZ#1130490
 jar -tf $JAVA_HOME/lib/src.zip | grep 'sun.misc.Unsafe'

commit 542fe92d09b15a8bebc22b612708073b40277365
Author: Severin Gehwolf 
Date:   Fri Feb 14 16:43:27 2020 +0100

Workaround GCC 10-based build failure on s390x

diff --git a/java-11-openjdk.spec b/java-11-openjdk.spec
index 80b4cf7..82ecc54 100644
--- a/java-11-openjdk.spec
+++ b/java-11-openjdk.spec
@@ -1362,11 +1362,16 @@ export ARCH_DATA_MODEL=64
 export CFLAGS="$CFLAGS -mieee"
 %endif

+GCC_10_WORKAROUND_S390x="-fno-tree-coalesce-vars -fno-tree-copy-prop -fno-tree-dce -fno-tree-dominator-opts -fno-tree-dse -fno-tree-forwprop -fno-tree-fre -fno-tree-loop-distribute-patterns -fno-tree-loop-distribution -fno-tree-loop-vectorize -fno-tree-partial-pre -fno-tree-phiprop -fno-tree-pre -fno-tree-pta -fno-tree-scev-cprop -fno-tree-sink -fno-tree-slp-vectorize -fno-tree-slsr -fno-tree-sra -fno-tree-switch-conversion -fno-tree-tail-merge -fno-tree-ter -fno-tree-vrp -fno-unit-at-a-time -fno-unswitch-loops -fno-vect-cost-model -fno-version-loops-for-strides"
 # We use ourcppflags because the OpenJDK build seems to
 # pass EXTRA_CFLAGS to the HotSpot C++ compiler...
 # Explicitly set the C++ standard as the default has changed on GCC >= 6
 EXTRA_CFLAGS="%ourcppflags -std=gnu++98 -Wno-error -fno-delete-null-pointer-checks -fno-lifetime-dse -fcommon"
 EXTRA_CPP_FLAGS="%ourcppflags -std=gnu++98 -fno-delete-null-pointer-checks -fno-lifetime-dse -fcommon"
+%ifarch s390x
+EXTRA_CFLAGS="$EXTRA_CFLAGS $GCC_10_WORKAROUND_S390x"
+EXTRA_CPP_FLAGS="$EXTRA_CPP_FLAGS $GCC_10_WORKAROUND_S390x"
+%endif

%ifarch %{power64} ppc
 # fix rpmlint warnings