5 files changed, 14 insertions, 3 deletions
diff --git a/indra/llrender/llfontgl.cpp b/indra/llrender/llfontgl.cpp
index c9163d2890..793a526c26 100644
--- a/indra/llrender/llfontgl.cpp
+++ b/indra/llrender/llfontgl.cpp
@@ -893,6 +893,13 @@ LLFontGL* LLFontGL::getFontByName(const std::string& name)
 	}
 }
 
+//static
+LLFontGL* LLFontGL::getFontDefault()
+{
+	return getFontSansSerif(); // Fallback to sans serif as default font
+}
+
+
 // static 
 std::string LLFontGL::getFontPathSystem()
 {
diff --git a/indra/llrender/llfontgl.h b/indra/llrender/llfontgl.h
index a278d88287..5f2c86c6c1 100644
--- a/indra/llrender/llfontgl.h
+++ b/indra/llrender/llfontgl.h
@@ -165,6 +165,7 @@ public:
 	static LLFontGL* getFont(const LLFontDescriptor& desc);
 	// Use with legacy names like "SANSSERIF_SMALL" or "OCRA"
 	static LLFontGL* getFontByName(const std::string& name);
+	static LLFontGL* getFontDefault(); // default fallback font
 
 	static std::string getFontPathLocal();
 	static std::string getFontPathSystem();
diff --git a/indra/llrender/llfontregistry.cpp b/indra/llrender/llfontregistry.cpp
index 45573cd817..7a3d6ec4f2 100644
--- a/indra/llrender/llfontregistry.cpp
+++ b/indra/llrender/llfontregistry.cpp
@@ -380,7 +380,10 @@ LLFontGL *LLFontRegistry::createFont(const LLFontDescriptor& desc)
 	LLFontDescriptor nearest_exact_desc = *match_desc;
 	nearest_exact_desc.setSize(norm_desc.getSize());
 	font_reg_map_t::iterator it = mFontMap.find(nearest_exact_desc);
-	if (it != mFontMap.end())
+	// If we fail to find a font in the fonts directory, it->second might be NULL.
+	// We shouldn't construcnt a font with a NULL mFontFreetype.
+	// This may not be the best solution, but it at least prevents a crash.
+	if (it != mFontMap.end() && it->second != NULL)
 	{
 		llinfos << "-- matching font exists: " << nearest_exact_desc.getName() << " size " << nearest_exact_desc.getSize() << " style " << ((S32) nearest_exact_desc.getStyle()) << llendl;
 		
diff --git a/indra/llrender/llgl.cpp b/indra/llrender/llgl.cpp
index 10315bacf1..3400a72385 100644
--- a/indra/llrender/llgl.cpp
+++ b/indra/llrender/llgl.cpp
@@ -593,8 +593,6 @@ void LLGLManager::shutdownGL()
 // these are used to turn software blending on. They appear in the Debug/Avatar menu
 // presence of vertex skinning/blending or vertex programs will set these to FALSE by default.
 
-extern LLCPUInfo gSysCPU;
-
 void LLGLManager::initExtensions()
 {
 #if LL_MESA_HEADLESS
diff --git a/indra/llrender/lltexture.h b/indra/llrender/lltexture.h
index 6495fb9859..7034e9199d 100644
--- a/indra/llrender/lltexture.h
+++ b/indra/llrender/lltexture.h
@@ -61,6 +61,8 @@ public:
 	//
 	//interfaces to access LLViewerTexture
 	//
+	virtual S8         getType() const = 0 ;
+	virtual void       setKnownDrawSize(S32 width, S32 height) = 0 ;
 	virtual bool       bindDefaultImage(const S32 stage = 0) = 0 ;
 	virtual void       forceImmediateUpdate() = 0 ;
 	virtual void       setActive() = 0 ;