4 files changed, 17 insertions, 10 deletions

diff --git a/indra/llrender/CMakeLists.txt b/indra/llrender/CMakeLists.txt
index 0bdb55f9d0..0bb835970f 100644
--- a/indra/llrender/CMakeLists.txt
+++ b/indra/llrender/CMakeLists.txt
@@ -3,6 +3,7 @@
 project(llrender)
 
 include(00-Common)
+include(FindOpenGL)
 include(FreeType)
 include(LLCommon)
 include(LLImage)
@@ -89,3 +90,9 @@ else (SERVER AND NOT WINDOWS AND NOT DARWIN)
       )
 endif (SERVER AND NOT WINDOWS AND NOT DARWIN)
 add_library (llrender ${llrender_SOURCE_FILES})
+# Libraries on which this library depends, needed for Linux builds
+# Sort by high-level to low-level
+target_link_libraries(llrender 
+    llimage 
+    ${FREETYPE_LIBRARIES}
+    ${OPENGL_LIBRARIES})
diff --git a/indra/llrender/llglslshader.cpp b/indra/llrender/llglslshader.cpp
index 08d654805e..9e34144658 100644
--- a/indra/llrender/llglslshader.cpp
+++ b/indra/llrender/llglslshader.cpp
@@ -209,7 +209,7 @@ BOOL LLGLSLShader::mapAttributes(const vector<string> * attributes)
 	{ //read back channel locations
 
 		//read back reserved channels first
-		for (U32 i = 0; i < (S32) LLShaderMgr::instance()->mReservedAttribs.size(); i++)
+		for (U32 i = 0; i < LLShaderMgr::instance()->mReservedAttribs.size(); i++)
 		{
 			const char* name = LLShaderMgr::instance()->mReservedAttribs[i].c_str();
 			S32 index = glGetAttribLocationARB(mProgramObject, (const GLcharARB *)name);
diff --git a/indra/llrender/llrender.cpp b/indra/llrender/llrender.cpp
index ba95a19787..6bb217a9c2 100644
--- a/indra/llrender/llrender.cpp
+++ b/indra/llrender/llrender.cpp
@@ -99,7 +99,7 @@ mCurrAlphaSrc1(TBS_TEX_ALPHA), mCurrAlphaSrc2(TBS_PREV_ALPHA),
 mCurrColorScale(1), mCurrAlphaScale(1), mCurrTexture(0),
 mHasMipMaps(false)
 {
-	llassert_always(index < LL_NUM_TEXTURE_LAYERS);
+	llassert_always(index < (S32)LL_NUM_TEXTURE_LAYERS);
 	mIndex = index;
 }
 
@@ -141,7 +141,7 @@ void LLTexUnit::activate(void)
 {
 	if (mIndex < 0) return;
 
-	if (gGL.mCurrTextureUnitIndex != mIndex || gGL.mDirty)
+	if ((S32)gGL.mCurrTextureUnitIndex != mIndex || gGL.mDirty)
 	{
 		glActiveTextureARB(GL_TEXTURE0_ARB + mIndex);
 		gGL.mCurrTextureUnitIndex = mIndex;
@@ -821,7 +821,7 @@ void LLRender::blendFunc(eBlendFactor sfactor, eBlendFactor dfactor)
 
 LLTexUnit* LLRender::getTexUnit(U32 index)
 {
-	if ((index >= 0) && (index < mTexUnits.size()))
+	if (index < mTexUnits.size())
 	{
 		return mTexUnits[index];
 	}
diff --git a/indra/llrender/llvertexbuffer.cpp b/indra/llrender/llvertexbuffer.cpp
index 461edbeec7..5d88ea464d 100644
--- a/indra/llrender/llvertexbuffer.cpp
+++ b/indra/llrender/llvertexbuffer.cpp
@@ -811,7 +811,7 @@ U8* LLVertexBuffer::mapBuffer(S32 access)
 
 			GLint buff;
 			glGetIntegerv(GL_ARRAY_BUFFER_BINDING_ARB, &buff);
-			if (buff != mGLBuffer)
+			if ((GLuint)buff != mGLBuffer)
 			{
 				llerrs << "Invalid GL vertex buffer bound: " << buff << llendl;
 			}
@@ -824,7 +824,7 @@ U8* LLVertexBuffer::mapBuffer(S32 access)
 		{
 			GLint buff;
 			glGetIntegerv(GL_ELEMENT_ARRAY_BUFFER_BINDING_ARB, &buff);
-			if (buff != mGLIndices)
+			if ((GLuint)buff != mGLIndices)
 			{
 				llerrs << "Invalid GL index buffer bound: " << buff << llendl;
 			}
@@ -1020,13 +1020,13 @@ void LLVertexBuffer::setBuffer(U32 data_mask)
 		{
 			GLint buff;
 			glGetIntegerv(GL_ARRAY_BUFFER_BINDING_ARB, &buff);
-			if (buff != mGLBuffer)
+			if ((GLuint)buff != mGLBuffer)
 			{
 				llerrs << "Invalid GL vertex buffer bound: " << buff << llendl;
 			}
 
 			glGetIntegerv(GL_ELEMENT_ARRAY_BUFFER_BINDING_ARB, &buff);
-			if (buff != mGLIndices)
+			if ((GLuint)buff != mGLIndices)
 			{
 				llerrs << "Invalid GL index buffer bound: " << buff << llendl;
 			}
@@ -1038,13 +1038,13 @@ void LLVertexBuffer::setBuffer(U32 data_mask)
 			{
 				GLint buff;
 				glGetIntegerv(GL_ARRAY_BUFFER_BINDING_ARB, &buff);
-				if (buff != mGLBuffer)
+				if ((GLuint)buff != mGLBuffer)
 				{
 					llerrs << "Invalid GL vertex buffer bound: " << buff << llendl;
 				}
 
 				glGetIntegerv(GL_ELEMENT_ARRAY_BUFFER_BINDING_ARB, &buff);
-				if (buff != mGLIndices)
+				if ((GLuint)buff != mGLIndices)
 				{
 					llerrs << "Invalid GL index buffer bound: " << buff << llendl;
 				}