diff --git a/src/p_acs.cpp b/src/p_acs.cpp
index 235a47933..c5ea7031d 100644
--- a/src/p_acs.cpp
+++ b/src/p_acs.cpp
@@ -2306,6 +2306,12 @@ void FBehavior::LoadScriptsDirectory ()
 	default:
 		break;
 	}
+
+// [EP] Clang 3.5.0 optimizer miscompiles this function and causes random
+// crashes in the program. I hope that Clang 3.5.x will fix this.
+#if defined(__clang__) && __clang_major__ == 3 && __clang_minor__ >= 5
+	asm("" : "+g" (NumScripts));
+#endif
 	for (i = 0; i < NumScripts; ++i)
 	{
 		Scripts[i].Flags = 0;
@@ -4361,6 +4367,7 @@ enum EACSFunctions
 	ACSF_ChangeActorAngle,
 	ACSF_ChangeActorPitch,		// 80
 	ACSF_GetArmorInfo,
+	ACSF_DropInventory,
 
 	/* Zandronum's - these must be skipped when we reach 99!
 	-100:ResetMap(0),
@@ -5485,6 +5492,42 @@ doplaysound:			if (funcIndex == ACSF_PlayActorSound)
 			break;
 		}
 
+		case ACSF_DropInventory:
+		{
+			const char *type = FBehavior::StaticLookupString(args[1]);
+			AInventory *inv;
+			
+			if (type != NULL)
+			{
+				if (args[0] == 0)
+				{
+					if (activator != NULL)
+					{
+						inv = activator->FindInventory(type);
+						if (inv)
+						{
+							activator->DropInventory(inv);
+						}
+					}
+				}
+				else
+				{
+					FActorIterator it(args[0]);
+					AActor *actor;
+					
+					while ((actor = it.Next()) != NULL)
+					{
+						inv = actor->FindInventory(type);
+						if (inv)
+						{
+							actor->DropInventory(inv);
+						}
+					}
+				}
+			}
+		break;
+		}
+
 		case ACSF_CheckFlag:
 		{
 			AActor *actor = SingleActorFromTID(args[0], activator);
diff --git a/src/p_mobj.cpp b/src/p_mobj.cpp
index 50461c43a..d035e0117 100644
--- a/src/p_mobj.cpp
+++ b/src/p_mobj.cpp
@@ -206,7 +206,7 @@ void AActor::Serialize (FArchive &arc)
 	{
 		arc << flags7;
 	}
-	if (SaveVersion >= 4511)
+	if (SaveVersion >= 4512)
 	{
 		arc << weaponspecial;
 	}
diff --git a/src/s_sound.cpp b/src/s_sound.cpp
index 32a245675..035b71c74 100644
--- a/src/s_sound.cpp
+++ b/src/s_sound.cpp
@@ -1321,7 +1321,7 @@ sfxinfo_t *S_LoadSound(sfxinfo_t *sfx)
 			// If the sound is voc, use the custom loader.
 			if (strncmp ((const char *)sfxstart, "Creative Voice File", 19) == 0)
 			{
-				sfx->data = GSnd->LoadSoundVoc(sfxstart, len);
+				sfx->data = GSnd->LoadSoundVoc(sfxstart, size);
 			}
 			// If the sound is raw, just load it as such.
 			// Otherwise, try the sound as DMX format.
diff --git a/src/sdl/i_timer.cpp b/src/sdl/i_timer.cpp
index b36bfc840..1b73edd5b 100644
--- a/src/sdl/i_timer.cpp
+++ b/src/sdl/i_timer.cpp
@@ -14,14 +14,13 @@
 
 
 static DWORD TicStart;
-static DWORD TicNext;
 static DWORD BaseTime;
 static int TicFrozen;
 
 // Signal based timer.
 static Semaphore timerWait;
 static int tics;
-static DWORD sig_start, sig_next;
+static DWORD sig_start;
 
 void I_SelectTimer();
 
@@ -60,7 +59,6 @@ int I_GetTimePolled (bool saveMS)
 	if (saveMS)
 	{
 		TicStart = tm;
-		TicNext = Scale((Scale (tm, TICRATE, 1000) + 1), 1000, TICRATE);
 	}
 	return Scale(tm - BaseTime, TICRATE, 1000);
 }
@@ -70,7 +68,6 @@ int I_GetTimeSignaled (bool saveMS)
 	if (saveMS)
 	{
 		TicStart = sig_start;
-		TicNext = sig_next;
 	}
 	return tics;
 }
@@ -141,7 +138,6 @@ void I_HandleAlarm (int sig)
 	if(!TicFrozen)
 		tics++;
 	sig_start = SDL_GetTicks();
-	sig_next = Scale((Scale (sig_start, TICRATE, 1000) + 1), 1000, TICRATE);
 	SEMAPHORE_SIGNAL(timerWait)
 }
 
@@ -184,15 +180,14 @@ void I_SelectTimer()
 fixed_t I_GetTimeFrac (uint32 *ms)
 {
 	DWORD now = SDL_GetTicks ();
-	if (ms) *ms = TicNext;
-	DWORD step = TicNext - TicStart;
-	if (step == 0)
+	if (ms) *ms = TicStart + (1000 / TICRATE);
+	if (TicStart == 0)
 	{
 		return FRACUNIT;
 	}
 	else
 	{
-		fixed_t frac = clamp<fixed_t> ((now - TicStart)*FRACUNIT/step, 0, FRACUNIT);
+		fixed_t frac = clamp<fixed_t> ((now - TicStart)*FRACUNIT*TICRATE/1000, 0, FRACUNIT);
 		return frac;
 	}
 }
diff --git a/src/sound/i_sound.cpp b/src/sound/i_sound.cpp
index c95b0221f..07cd43a4b 100644
--- a/src/sound/i_sound.cpp
+++ b/src/sound/i_sound.cpp
@@ -494,6 +494,7 @@ SoundHandle SoundRenderer::LoadSoundVoc(BYTE *sfxdata, int length)
 					break;
 				default: break;
 				}
+				i += blocksize;
 			}
 		}
 
diff --git a/src/thingdef/thingdef_codeptr.cpp b/src/thingdef/thingdef_codeptr.cpp
index b1c9e9065..f25a0818e 100644
--- a/src/thingdef/thingdef_codeptr.cpp
+++ b/src/thingdef/thingdef_codeptr.cpp
@@ -1755,6 +1755,8 @@ enum SIX_Flags
 	SIXF_TRANSFERSPECIAL		= 1 << 15,
 	SIXF_CLEARCALLERSPECIAL		= 1 << 16,
 	SIXF_TRANSFERSTENCILCOL		= 1 << 17,
+	SIXF_TRANSFERALPHA			= 1 << 18,
+	SIXF_TRANSFERRENDERSTYLE	= 1 << 19,
 };
 
 static bool InitSpawnedItem(AActor *self, AActor *mo, int flags)
@@ -1843,6 +1845,10 @@ static bool InitSpawnedItem(AActor *self, AActor *mo, int flags)
 		// If this is a missile or something else set the target to the originator
 		mo->target = originator ? originator : self;
 	}
+	if (flags & SIXF_SETMASTER)
+	{
+		mo->master = originator;
+	}
 	if (flags & SIXF_TRANSFERSCALE)
 	{
 		mo->scaleX = self->scaleX;
@@ -1871,6 +1877,14 @@ static bool InitSpawnedItem(AActor *self, AActor *mo, int flags)
 	{
 		mo->fillcolor = self->fillcolor;
 	}
+	if (flags & SIXF_TRANSFERALPHA)
+	{
+		mo->alpha = self->alpha;
+	}
+	if (flags & SIXF_TRANSFERRENDERSTYLE)
+	{
+		mo->RenderStyle = self->RenderStyle;
+	}
 
 	return true;
 }
diff --git a/wadsrc/static/actors/constants.txt b/wadsrc/static/actors/constants.txt
index d5358e5af..bf998e6b0 100644
--- a/wadsrc/static/actors/constants.txt
+++ b/wadsrc/static/actors/constants.txt
@@ -65,6 +65,8 @@ const int SXF_TRANSFERSCALE = 16384;
 const int SXF_TRANSFERSPECIAL = 32768;
 const int SXF_CLEARCALLERSPECIAL = 65536;
 const int SXF_TRANSFERSTENCILCOL = 131072;
+const int SXF_TRANSFERALPHA = 262144;
+const int SXF_TRANSFERRENDERSTYLE = 524288;
 
 // Flags for A_Chase
 const int CHF_FASTCHASE = 1;