diff --git a/library/PolyVoxCore/include/PolyVoxCore/AStarPathfinder.h b/library/PolyVoxCore/include/PolyVoxCore/AStarPathfinder.h
index 24499451..572cb0f1 100644
--- a/library/PolyVoxCore/include/PolyVoxCore/AStarPathfinder.h
+++ b/library/PolyVoxCore/include/PolyVoxCore/AStarPathfinder.h
@@ -30,6 +30,7 @@ freely, subject to the following restrictions:
 #include "PolyVoxCore/Array.h"
 
 #include <list>
+#include <stdexcept> //For runtime_error
 
 namespace PolyVox
 {
diff --git a/library/PolyVoxCore/include/PolyVoxCore/LargeVolume.h b/library/PolyVoxCore/include/PolyVoxCore/LargeVolume.h
index dac1004e..ba6e5523 100644
--- a/library/PolyVoxCore/include/PolyVoxCore/LargeVolume.h
+++ b/library/PolyVoxCore/include/PolyVoxCore/LargeVolume.h
@@ -163,7 +163,7 @@ namespace PolyVox
 #if defined(_MSC_VER)
 		class Sampler : public Volume<VoxelType>::Sampler< LargeVolume<VoxelType> > //This line works on VS2010
 #else
-        class Sampler : public Volume<VoxelType>::Sampler Nested< LargeVolume<VoxelType> > //This line works on GCC
+                class Sampler : public Volume<VoxelType>::template Sampler< LargeVolume<VoxelType> > //This line works on GCC
 #endif
 		{
 		public:
diff --git a/library/PolyVoxCore/include/PolyVoxCore/MeshDecimator.inl b/library/PolyVoxCore/include/PolyVoxCore/MeshDecimator.inl
index 367c5379..211e281b 100644
--- a/library/PolyVoxCore/include/PolyVoxCore/MeshDecimator.inl
+++ b/library/PolyVoxCore/include/PolyVoxCore/MeshDecimator.inl
@@ -259,9 +259,9 @@ namespace PolyVox
 	bool MeshDecimator<VertexType>::collapseChangesFaceNormals(uint32_t uSrc, uint32_t uDst, float fThreshold)
 	{
 		bool faceFlipped = false;
-		vector<uint32_t>& triangles = trianglesUsingVertex[uSrc];
+		std::vector<uint32_t>& triangles = trianglesUsingVertex[uSrc];
 
-		for(vector<uint32_t>::iterator triIter = triangles.begin(); triIter != triangles.end(); triIter++)
+		for(std::vector<uint32_t>::iterator triIter = triangles.begin(); triIter != triangles.end(); triIter++)
 		{
 			uint32_t tri = *triIter;
 					
diff --git a/library/PolyVoxCore/include/PolyVoxCore/RawVolume.h b/library/PolyVoxCore/include/PolyVoxCore/RawVolume.h
index de56e31e..f5106e7d 100644
--- a/library/PolyVoxCore/include/PolyVoxCore/RawVolume.h
+++ b/library/PolyVoxCore/include/PolyVoxCore/RawVolume.h
@@ -52,7 +52,7 @@ namespace PolyVox
 #if defined(_MSC_VER)
 		class Sampler : public Volume<VoxelType>::Sampler< RawVolume<VoxelType> > //This line works on VS2010
 #else
-        class Sampler : public Volume<VoxelType>::Sampler Nested< RawVolume<VoxelType> > //This line works on GCC
+                class Sampler : public Volume<VoxelType>::template Sampler< RawVolume<VoxelType> > //This line works on GCC
 #endif
 		{
 		public:
diff --git a/library/PolyVoxCore/include/PolyVoxCore/SimpleVolume.h b/library/PolyVoxCore/include/PolyVoxCore/SimpleVolume.h
index 58efadc6..6ddeedb5 100644
--- a/library/PolyVoxCore/include/PolyVoxCore/SimpleVolume.h
+++ b/library/PolyVoxCore/include/PolyVoxCore/SimpleVolume.h
@@ -77,7 +77,7 @@ namespace PolyVox
 #if defined(_MSC_VER)
 		class Sampler : public Volume<VoxelType>::Sampler< SimpleVolume<VoxelType> > //This line works on VS2010
 #else
-        class Sampler : public Volume<VoxelType>::Sampler Nested< SimpleVolume<VoxelType> > //This line works on GCC
+                class Sampler : public Volume<VoxelType>::template Sampler< SimpleVolume<VoxelType> > //This line works on GCC
 #endif
 		{
 		public:
diff --git a/library/PolyVoxCore/include/PolyVoxCore/VolumeResampler.h b/library/PolyVoxCore/include/PolyVoxCore/VolumeResampler.h
index 1e0fa526..f223f41b 100644
--- a/library/PolyVoxCore/include/PolyVoxCore/VolumeResampler.h
+++ b/library/PolyVoxCore/include/PolyVoxCore/VolumeResampler.h
@@ -24,6 +24,8 @@ freely, subject to the following restrictions:
 #ifndef __PolyVox_VolumeResampler_H__
 #define __PolyVox_VolumeResampler_H__
 
+#include <cmath>
+
 namespace PolyVox
 {
 	template< template<typename> class SrcVolumeType, template<typename> class DestVolumeType, typename VoxelType>
diff --git a/library/PolyVoxCore/include/PolyVoxCore/VolumeResampler.inl b/library/PolyVoxCore/include/PolyVoxCore/VolumeResampler.inl
index 6842c78f..9a5ffdeb 100644
--- a/library/PolyVoxCore/include/PolyVoxCore/VolumeResampler.inl
+++ b/library/PolyVoxCore/include/PolyVoxCore/VolumeResampler.inl
@@ -119,7 +119,8 @@ namespace PolyVox
 					uint8_t voxel110Den = voxel110.getDensity();
 					uint8_t voxel111Den = voxel111.getDensity();
 
-					float dummy;
+					//FIXME - should accept all float parameters, but GCC complains?
+					double dummy;
 					sx = modf(sx, &dummy);
 					sy = modf(sy, &dummy);
 					sz = modf(sz, &dummy);