diff --git a/zone/bonuses.cpp b/zone/bonuses.cpp
index ad5a5770e..155dfc4ae 100644
--- a/zone/bonuses.cpp
+++ b/zone/bonuses.cpp
@@ -38,6 +38,7 @@
 #include "../common/unix.h"
 #endif
 
+
 void Mob::CalcBonuses()
 {
 	CalcSpellBonuses(&spellbonuses);
@@ -3492,17 +3493,6 @@ uint8 Mob::IsFocusEffect(uint16 spell_id,int effect_index, bool AA,uint32 aa_eff
 	return 0;
 }
 
-// Avoid an internal compiler error in VS 2015 
-// Community RC (free) with the /O2 compiler
-// option enabled on x64 build; definite fail on
-// building Release-X64.  Disabling optimizations
-// for the entire file might be overkill and/or
-// inapplicable to other builds, more testing needed.
-// Bug has been reported to MS, fix ETA unknown.
-#if (defined(_MSC_VER) && defined(_WIN64)&& _MSC_VER==1900)
-#pragma optimize( "", off )
-#endif
-
 void Mob::NegateSpellsBonuses(uint16 spell_id)
 {
 	if(!IsValidSpell(spell_id))
@@ -4664,7 +4654,6 @@ void Mob::NegateSpellsBonuses(uint16 spell_id)
 						itembonuses.SkillProcSuccess[e] = effect_value;
 						aabonuses.SkillProcSuccess[e] = effect_value;
 					}
-					break;
 				 }
 
 				case SE_SkillProc:{
@@ -4674,15 +4663,9 @@ void Mob::NegateSpellsBonuses(uint16 spell_id)
 						itembonuses.SkillProc[e] = effect_value;
 						aabonuses.SkillProc[e] = effect_value;
 					}
-					break;
 				 }
 			}
 		}
 	}
 }
 
-
-// See line 3495 above, more or less
-#if (defined(_MSC_VER) && defined(_WIN64)&& _MSC_VER==1900)
-	#pragma optimize( "", on )
-#endif