[PWGCF] Fix in femto framework (#15436)

Author: ariedel-cern

PWGCF/Femto/Core/partitions.h

@@ -17,11 +17,12 @@
 #define PWGCF_FEMTO_CORE_PARTITIONS_H_
 
 // collsion selection
-#define MAKE_COLLISION_FILTER(selection)                                                                                                                                      \
-  (o2::aod::femtocollisions::posZ >= selection.vtxZMin && o2::aod::femtocollisions::posZ <= selection.vtxZMax) &&                                                             \
-    (o2::aod::femtocollisions::mult >= selection.multMin && o2::aod::femtocollisions::mult <= selection.multMax) &&                                                           \
-    (o2::aod::femtocollisions::cent >= selection.centMin && o2::aod::femtocollisions::cent <= selection.centMax) &&                                                           \
-    (o2::aod::femtocollisions::magField >= static_cast<int8_t>(selection.magFieldMin) && o2::aod::femtocollisions::magField <= static_cast<int8_t>(selection.magFieldMax)) && \
+#define MAKE_COLLISION_FILTER(selection)                                                                            \
+  (o2::aod::femtocollisions::posZ >= selection.vtxZMin && o2::aod::femtocollisions::posZ <= selection.vtxZMax) &&   \
+    (o2::aod::femtocollisions::mult >= selection.multMin && o2::aod::femtocollisions::mult <= selection.multMax) && \
+    (o2::aod::femtocollisions::cent >= selection.centMin && o2::aod::femtocollisions::cent <= selection.centMax) && \
+    (o2::aod::femtocollisions::magField >= o2::framework::expressions::as<int8_t>(selection.magFieldMin) &&         \
+     o2::aod::femtocollisions::magField <= o2::framework::expressions::as<int8_t>(selection.magFieldMax)) &&        \
     ncheckbit(o2::aod::femtocollisions::mask, selection.collisionMask)
 
 // macro for track momentum, i.e. ||q|*pT/q| * cosh(eta)