use "git clean" to make sure old version files are gone

1 files changed, 4 insertions, 1 deletions

diff --git a/PKGBUILD b/PKGBUILD
index d3bc21567d9f..a1a1e4d9c41f 100644
--- a/PKGBUILD
+++ b/PKGBUILD
@@ -26,11 +26,14 @@ options=(!strip staticlibs)
 
 build() {
   cd $srcdir/UnrealEngine
+  
+  # clean up old build, otherwise there are errors building a new version in same dir
+  git clean -xdf
 
   ./Setup.sh
   ./GenerateProjectFiles.sh
 
-  # needed to build a different version in the same build dir
+  # this should work instead of "git clean", but something leftover causes crashes
   #make ARGS=-clean
 
   make