diff --git a/squirrel_coverity.patch b/squirrel_coverity.patch
deleted file mode 100644
index 60112e2727f..00000000000
--- a/squirrel_coverity.patch
+++ /dev/null
@@ -1,106 +0,0 @@
-diff --git a/external/squirrel/sqstdlib/sqstdstring.cpp b/external/squirrel/sqstdlib/sqstdstring.cpp
-index 33316fa..a213135 100644
---- a/external/squirrel/sqstdlib/sqstdstring.cpp
-+++ b/external/squirrel/sqstdlib/sqstdstring.cpp
-@@ -116,6 +116,7 @@ SQRESULT sqstd_format(HSQUIRRELVM v,SQInteger nformatstringidx,SQInteger *outlen
- 				fmt[fpos++] = _SC('\0');
- 				}
- #endif
-+                break;
- 			case 'c':
- 				if(SQ_FAILED(sq_getinteger(v,nparam,&ti))) 
- 					return sq_throwerror(v,_SC("integer expected for the specified format"));
-diff --git a/external/squirrel/squirrel/sqfuncstate.cpp b/external/squirrel/squirrel/sqfuncstate.cpp
-index aff80e5..1667815 100644
---- a/external/squirrel/squirrel/sqfuncstate.cpp
-+++ b/external/squirrel/squirrel/sqfuncstate.cpp
-@@ -460,6 +460,7 @@ void SQFuncState::AddInstruction(SQInstruction &i)
- 				pi._arg1 = i._arg1;
- 				return;
- 			}
-+            break;
- 		case _OP_SET:
- 		case _OP_NEWSLOT:
- 			if(i._arg0 == i._arg3) {
-diff --git a/external/squirrel/squirrel/sqlexer.cpp b/external/squirrel/squirrel/sqlexer.cpp
-index 547835b..f4d4d04 100644
---- a/external/squirrel/squirrel/sqlexer.cpp
-+++ b/external/squirrel/squirrel/sqlexer.cpp
-@@ -18,7 +18,24 @@
- #define TERMINATE_BUFFER() {_longstr.push_back(_SC('\0'));}
- #define ADD_KEYWORD(key,id) _keywords->NewSlot( SQString::Create(ss, _SC(#key)) ,SQInteger(id))
- 
--SQLexer::SQLexer(){}
-+SQLexer::SQLexer() :
-+  _curtoken(0),
-+  _keywords(NULL),
-+  _reached_eof(false),
-+  _prevtoken(0),
-+  _currentline(0),
-+  _lasttokenline(0),
-+  _currentcolumn(0),
-+  _svalue(NULL),
-+  _nvalue(0),
-+  _fvalue(0.0),
-+  _readf(NULL),
-+  _up(NULL),
-+  _currdata('\0'),
-+  _sharedstate(NULL),
-+  _errfunc(NULL),
-+  _errtarget(NULL)
-+{}
- SQLexer::~SQLexer()
- {
- 	_keywords->Release();
-@@ -192,6 +209,7 @@ SQInteger SQLexer::Lex()
- 			NEXT();
- 			if (CUR_CHAR != _SC('=')){ RETURN_TOKEN('!')}
- 			else { NEXT(); RETURN_TOKEN(TK_NE); }
-+            break;
- 		case _SC('@'): {
- 			SQInteger stype;
- 			NEXT();
-@@ -203,6 +221,7 @@ SQInteger SQLexer::Lex()
- 			}
- 			Error(_SC("error parsing the string"));
- 					   }
-+            break;
- 		case _SC('"'):
- 		case _SC('\''): {
- 			SQInteger stype;
-@@ -211,6 +230,7 @@ SQInteger SQLexer::Lex()
- 			}
- 			Error(_SC("error parsing the string"));
- 			}
-+            break;
- 		case _SC('{'): case _SC('}'): case _SC('('): case _SC(')'): case _SC('['): case _SC(']'):
- 		case _SC(';'): case _SC(','): case _SC('?'): case _SC('^'): case _SC('~'):
- 			{SQInteger ret = CUR_CHAR;
-diff --git a/external/squirrel/squirrel/sqvm.cpp b/external/squirrel/squirrel/sqvm.cpp
-index de0927f..e941231 100644
---- a/external/squirrel/squirrel/sqvm.cpp
-+++ b/external/squirrel/squirrel/sqvm.cpp
-@@ -306,6 +306,7 @@ bool SQVM::ToString(const SQObjectPtr &o,SQObjectPtr &res)
- 				}
- 			}
- 		}
-+        break;
- 	default:
- 		scsprintf(_sp(rsl(sizeof(void*)+20)),_SC("(%s : 0x%p)"),GetTypeName(o),(void*)_rawval(o));
- 	}
-@@ -561,6 +562,7 @@ bool SQVM::FOREACH_OP(SQObjectPtr &o1,SQObjectPtr &o2,SQObjectPtr
- 			_generator(o1)->Resume(this, o3);
- 			_FINISH(0);
- 		}
-+        break;
- 	default: 
- 		Raise_Error(_SC("cannot iterate %s"), GetTypeName(o1));
- 	}
-@@ -724,6 +726,7 @@ exception_restore:
- 					continue;
- 				}
- 							  }
-+                break;
- 			case _OP_CALL: {
- 					SQObjectPtr clo = STK(arg1);
- 					switch (type(clo)) {