From f5406d34b45b08aeab58179b331a8bba6282e8ba Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E5=88=98=E7=9A=93?= <whiteaxe@tuta.io>
Date: Wed, 19 Feb 2025 12:52:12 -0500
Subject: [PATCH] Disable LTO in libretro Alpine Linux s390x autobuild if Clang
 version < 19.1.0

---
 .github/workflows/autobuild.yml | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/.github/workflows/autobuild.yml b/.github/workflows/autobuild.yml
index f69275b6..f5b36851 100644
--- a/.github/workflows/autobuild.yml
+++ b/.github/workflows/autobuild.yml
@@ -612,7 +612,14 @@ jobs:
           echo "CMAKE_SHARED_LINKER_FLAGS_INIT = '-fuse-ld=lld'" | tee -a ${{ runner.temp }}/cross.ini
           echo "CMAKE_STATIC_LINKER_FLAGS_INIT = '-fuse-ld=lld'" | tee -a ${{ runner.temp }}/cross.ini
           echo '--------------------------------------------------------------------------------'
-          CLICOLOR_FORCE=1 meson setup build --cross-file ${{ runner.temp }}/cross.ini --buildtype release -Db_lto=true -Dlibretro=true
+          # If architecture is s390x and Clang version is older than 19.1.0, disable LTO due to https://github.com/llvm/llvm-project/issues/61101
+          if [ '${{ matrix.arch_mkxpz }}' = 's390x' ] && (echo "$(clang --version | head -n 1 | sed -e 's/.*clang version * \([0-9.]*\).*/\1/')\n19.1.0" | sort -CV)
+          then
+            lto=false
+          else
+            lto=true
+          fi
+          CLICOLOR_FORCE=1 meson setup build --cross-file ${{ runner.temp }}/cross.ini --buildtype release -Db_lto=$lto -Dlibretro=true
 
       - name: Build core
         run: |