Gotta love late merging.

Themes/default/Graphics/ScreenMapControllers exit.lua

@@ -0,0 +1,10 @@
+return LoadFont("Common Normal") .. {
+	Text="Exit";
+	InitCommand=cmd(x,SCREEN_CENTER_X;zoom,0.75;shadowlength,0;diffuse,color("#880000");NoStroke);
+	OnCommand=cmd(diffusealpha,0;decelerate,0.5;diffusealpha,1);
+	OffCommand=cmd(stoptweening;accelerate,0.3;diffusealpha,0;queuecommand,"Hide");
+	HideCommand=cmd(hidden,true);
+
+	GainFocusCommand=cmd(diffuseshift;effectcolor1,color("#FF2222");effectcolor2,color("#880000"););
+	LoseFocusCommand=cmd(stopeffect);
+};

Themes/default/Graphics/ScreenMapControllers exit.redir

@@ -1 +0,0 @@
-_blank

src/RageUtil.cpp

@@ -92,7 +92,7 @@ int MersenneTwister::operator()()
 
 void fapproach( float& val, float other_val, float to_move )
 {
-	ASSERT_M( to_move >= 0, ssprintf("to_move: %f", to_move) );
+	ASSERT_M( to_move >= 0, ssprintf("to_move: %f < 0", to_move) );
 	if( val == other_val )
 		return;
 	float fDelta = other_val - val;