Fix compiler warnings

Author: s1lentq

regamedll/dlls/multiplay_gamerules.cpp

@@ -4293,7 +4293,7 @@ int CHalfLifeMultiplay::ItemShouldRespawn(CItem *pItem)
 // At what time in the future may this Item respawn?
 float CHalfLifeMultiplay::FlItemRespawnTime(CItem *pItem)
 {
-#ifdef REGAMEDLL_ADD;
+#ifdef REGAMEDLL_ADD
 	return gpGlobals->time + item_respawn_time.value;
 #else
 	return gpGlobals->time + ITEM_RESPAWN_TIME;

regamedll/pm_shared/pm_shared.cpp

@@ -1902,8 +1902,8 @@ void EXT_FUNC __API_HOOK(PM_Duck)()
 	}
 
 #ifdef REGAMEDLL_ADD
-	if ((pmove->iuser3 & PLAYER_PREVENT_DUCK) == PLAYER_PREVENT_DUCK     // Prevent ducking if the iuser3 variable is contain PLAYER_PREVENT_DUCK
-	|| freezetime_duck.value == 0.0f && CSGameRules()->IsFreezePeriod()) // Prevent ducking during freezetime if the freezetime_duck cvar is 0
+	if ((pmove->iuser3 & PLAYER_PREVENT_DUCK) == PLAYER_PREVENT_DUCK       // Prevent ducking if the iuser3 variable is contain PLAYER_PREVENT_DUCK
+	|| (freezetime_duck.value == 0.0f && CSGameRules()->IsFreezePeriod())) // Prevent ducking during freezetime if the freezetime_duck cvar is 0
 	{
 		// Try to unduck
 		if (pmove->flags & FL_DUCKING)
@@ -2458,8 +2458,8 @@ void EXT_FUNC __API_HOOK(PM_Jump)()
 	}
 
 #ifdef REGAMEDLL_ADD
-	if ((pmove->iuser3 & PLAYER_PREVENT_JUMP) == PLAYER_PREVENT_JUMP     // Prevent jumping if the iuser3 variable is contain PLAYER_PREVENT_JUMP
-	|| freezetime_jump.value == 0.0f && CSGameRules()->IsFreezePeriod()) // Prevent jumping during freezetime if the freezetime_jump cvar is 0
+	if ((pmove->iuser3 & PLAYER_PREVENT_JUMP) == PLAYER_PREVENT_JUMP       // Prevent jumping if the iuser3 variable is contain PLAYER_PREVENT_JUMP
+	|| (freezetime_jump.value == 0.0f && CSGameRules()->IsFreezePeriod())) // Prevent jumping during freezetime if the freezetime_jump cvar is 0
 	{
 		return;
 	}

regamedll/public/tier0/dbg.cpp

@@ -141,7 +141,7 @@ SpewRetval_t _SpewMessageV(SpewType_t spewType, int level, const char *pMsgForma
 	assert(len < sizeof(szTempBuffer));
 
 	// Add \n for warning and assert
-	if ((spewType == SPEW_ASSERT))
+	if (spewType == SPEW_ASSERT)
 	{
 		len += Q_snprintf(&szTempBuffer[len], sizeof(szTempBuffer) - len, "\n");
 		Plat_OutputDebugString(szTempBuffer);