ignore exit code of 'make clean' as it won't find a Makefile if called as first action (which is the case for "compiler all")

apps/compiler/includes/functions.sh

@@ -6,8 +6,8 @@ function comp_clean() {
 
   cd $BUILDPATH
 
-  make -f Makefile clean
-  make clean
+  make -f Makefile clean || true
+  make clean || true
   find -iname '*cmake*' -not -name CMakeLists.txt -exec rm -rf {} \+
 
   cd $CWD
@@ -69,4 +69,4 @@ function comp_build() {
 function comp_all() {
     comp_clean
     comp_build
-}
+}