From 3ea4a8c37c387d711db75548c06d2918ebba9a03 Mon Sep 17 00:00:00 2001
From: Sergej Schumilo <sergej@schumilo.de>
Date: Thu, 1 Feb 2024 22:31:51 +0100
Subject: [PATCH] add libxdc compile fallback pass in case LTO is not supported
 by the compiler

---
 compile_qemu_nyx.sh | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/compile_qemu_nyx.sh b/compile_qemu_nyx.sh
index 7f8c00895e..d7e2297f26 100755
--- a/compile_qemu_nyx.sh
+++ b/compile_qemu_nyx.sh
@@ -46,7 +46,18 @@ compile_libraries()
       make -C $CAPSTONE_ROOT -j $(nproc)
 
       echo "[!] Compiling libxdc..."
+      set +e
+      make -C $LIBXDC_ROOT clean
       LDFLAGS="-L$CAPSTONE_ROOT -L$LIBXDC_ROOT" CFLAGS="-I$CAPSTONE_ROOT/include/" make -C $LIBXDC_ROOT -j $(nproc)
+      if [ $? -ne 0 ]; then
+          echo "[!] libxdc LTO build failed! Trying to compile in non-LTO mode..."
+          NO_LTO=1 LDFLAGS="-L$CAPSTONE_ROOT -L$LIBXDC_ROOT" CFLAGS="-I$CAPSTONE_ROOT/include/" make -C $LIBXDC_ROOT -j $(nproc)
+          if [ $? -ne 0 ]; then
+              echo "[ ] libxdc non-LTO build failed again ..."
+              exit 1
+          fi
+      fi
+      set -e
     ;;
   esac
 }