diff --git a/src/Attack.h b/src/Attack.h
index 8ce4b7942c..30f87589cf 100644
--- a/src/Attack.h
+++ b/src/Attack.h
@@ -32,7 +32,10 @@ struct Attack
 		bGlobal = false;
 		bShowInAttackList = true;
 	}
-	Attack() { MakeBlank(); }
+	Attack(): level(ATTACK_LEVEL_1), fStartSecond(-1),
+		fSecsRemaining(0), sModifiers(RString()),
+		bOn(false), bGlobal(false), bShowInAttackList(true)
+		{} // MakeBlank() is effectively called here.
 	Attack(
 		AttackLevel	level_,
 		float fStartSecond_,
@@ -40,16 +43,11 @@ struct Attack
 		RString sModifiers_,
 		bool bOn_,
 		bool bGlobal_,
-		bool bShowInAttackList_ = true )
-	{
-		level = level_;
-		fStartSecond = fStartSecond_;
-		fSecsRemaining = fSecsRemaining_;
-		sModifiers = sModifiers_;
-		bOn = bOn_;
-		bGlobal = bGlobal_;
-		bShowInAttackList = bShowInAttackList_;
-	}
+		bool bShowInAttackList_ = true ):
+		level(level_), fStartSecond(fStartSecond_),
+		fSecsRemaining(fSecsRemaining_), sModifiers(sModifiers_),
+		bOn(bOn_), bGlobal(bGlobal_), 
+		bShowInAttackList(bShowInAttackList_) {}
 
 	void GetAttackBeats( const Song *pSong, float &fStartBeat, float &fEndBeat ) const;
 	void GetRealtimeAttackBeats( const Song *pSong, const PlayerState* pPlayerState, float &fStartBeat, float &fEndBeat ) const;
diff --git a/src/ModelTypes.h b/src/ModelTypes.h
index 9ede50dd02..d2943e565c 100644
--- a/src/ModelTypes.h
+++ b/src/ModelTypes.h
@@ -66,12 +66,9 @@ private:
 			RageTexture* pTexture_,
 			float		fDelaySecs_,
 			RageVector2	vTranslate_
-			)
-		{
-			pTexture = pTexture_;
-			fDelaySecs = fDelaySecs_;
-			vTranslate = vTranslate_;
-		}
+				     ):
+			pTexture(pTexture_), fDelaySecs(fDelaySecs_),
+			vTranslate(vTranslate_) {}
 
 		RageTexture* pTexture;
 		float		fDelaySecs;
diff --git a/src/RageSurface.h b/src/RageSurface.h
index e6eb8fa92b..73c873133c 100644
--- a/src/RageSurface.h
+++ b/src/RageSurface.h
@@ -7,7 +7,7 @@
 struct RageSurfaceColor 
 {
 	uint8_t r, g, b, a;
-	RageSurfaceColor() { }
+	RageSurfaceColor(): r(0), g(0), b(0), a(0) { }
 	RageSurfaceColor( uint8_t r_, uint8_t g_, uint8_t b_, uint8_t a_ ):
 		r(r_), g(g_), b(b_), a(a_) { }
 
diff --git a/src/RageTextureID.h b/src/RageTextureID.h
index 4d3b1c43ed..0825b7e626 100644
--- a/src/RageTextureID.h
+++ b/src/RageTextureID.h
@@ -59,8 +59,15 @@ struct RageTextureID
 
 	void Init();
 
-	RageTextureID() { Init(); }
-	RageTextureID( const RString &fn ) { Init(); SetFilename(fn); }
+	RageTextureID(): filename(RString()), iMaxSize(0), bMipMaps(false),
+		iAlphaBits(0), iGrayscaleBits(0), iColorDepth(0),
+		bDither(false), bStretch(false), bHotPinkColorKey(false),
+		AdditionalTextureHints(RString()), Policy(TEX_DEFAULT)  { Init(); }
+	RageTextureID( const RString &fn ): filename(RString()), iMaxSize(0),
+		bMipMaps(false), iAlphaBits(0), iGrayscaleBits(0),
+		iColorDepth(0), bDither(false), bStretch(false),
+		bHotPinkColorKey(false), AdditionalTextureHints(RString()),
+		Policy(TEX_DEFAULT) { Init(); SetFilename(fn); }
 	void SetFilename( const RString &fn );
 };
 
diff --git a/src/RageTextureManager.h b/src/RageTextureManager.h
index 06c0f525ec..33ab3e81bc 100644
--- a/src/RageTextureManager.h
+++ b/src/RageTextureManager.h
@@ -14,30 +14,23 @@ struct RageTextureManagerPrefs
 	bool m_bHighResolutionTextures;
 	bool m_bMipMaps;
 	
-	RageTextureManagerPrefs()
-	{
-		m_bDelayedDelete = false;
-		m_iMovieColorDepth = 16;
-		m_iTextureColorDepth = 16;
-		m_iMaxTextureResolution = 1024;
-		m_bHighResolutionTextures = true;
-		m_bMipMaps = false;
-	}
+	RageTextureManagerPrefs(): m_iTextureColorDepth(16),
+		m_iMovieColorDepth(16), m_bDelayedDelete(false),
+		m_iMaxTextureResolution(1024),
+		m_bHighResolutionTextures(true), m_bMipMaps(false) {}
 	RageTextureManagerPrefs( 
 		int iTextureColorDepth,
 		int iMovieColorDepth,
 		bool bDelayedDelete,
 		int iMaxTextureResolution,
 		bool bHighResolutionTextures,
-		bool bMipMaps )
-	{
-		m_bDelayedDelete = bDelayedDelete;
-		m_iMovieColorDepth = iMovieColorDepth;
-		m_iTextureColorDepth = iTextureColorDepth;
-		m_iMaxTextureResolution = iMaxTextureResolution;
-		m_bHighResolutionTextures = bHighResolutionTextures;
-		m_bMipMaps = bMipMaps;
-	}
+		bool bMipMaps ):
+		m_iTextureColorDepth(iTextureColorDepth),
+		m_iMovieColorDepth(iMovieColorDepth),
+		m_bDelayedDelete(bDelayedDelete),
+		m_iMaxTextureResolution(iMaxTextureResolution),
+		m_bHighResolutionTextures(bHighResolutionTextures),
+		m_bMipMaps(bMipMaps) {}
 
 	bool operator!=( const RageTextureManagerPrefs& rhs ) const
 	{
diff --git a/src/RageTypes.h b/src/RageTypes.h
index 9f86c6eb7a..5c328908b6 100644
--- a/src/RageTypes.h
+++ b/src/RageTypes.h
@@ -290,8 +290,8 @@ class RageVColor
 public:
 	uint8_t b,g,r,a;	// specific ordering required by Direct3D
 
-	RageVColor() { }
-	RageVColor(const RageColor &rc) { *this = rc; }
+	RageVColor(): b(0), g(0), r(0), a(0) { }
+	RageVColor(const RageColor &rc): b(0), g(0), r(0), a(0) { *this = rc; }
 	RageVColor &operator= (const RageColor &rc)
 	{
 		r = FTOC(rc.r); g = FTOC(rc.g); b = FTOC(rc.b); a = FTOC(rc.a);
diff --git a/src/RageUtil.cpp b/src/RageUtil.cpp
index 2433a8335f..257a7925d0 100644
--- a/src/RageUtil.cpp
+++ b/src/RageUtil.cpp
@@ -17,7 +17,7 @@
 
 RandomGen g_RandomNumberGenerator;
 
-MersenneTwister::MersenneTwister( int iSeed )
+MersenneTwister::MersenneTwister( int iSeed ) : m_iNext(0)
 {
 	Reset( iSeed );
 }
@@ -1315,15 +1315,13 @@ void Regex::Release()
 	m_sPattern = RString();
 }
 
-Regex::Regex( const RString &sStr )
+Regex::Regex( const RString &sStr ): m_pReg(NULL), m_iBackrefs(0), m_sPattern(RString())
 {
-	m_pReg = NULL;
 	Set( sStr );
 }
 
-Regex::Regex( const Regex &rhs )
+Regex::Regex( const Regex &rhs ): m_pReg(NULL), m_iBackrefs(0), m_sPattern(RString())
 {
-	m_pReg = NULL;
 	Set( rhs.m_sPattern );
 }