diff --git a/source/src/editing.cpp b/source/src/editing.cpp
index e331dfba..43cee263 100644
--- a/source/src/editing.cpp
+++ b/source/src/editing.cpp
@@ -100,12 +100,8 @@ void makesel()
 
 VAR(flrceil,0,0,2);
 
-float sheight(sqr *s, sqr *t, float z)                  // finds out z height when cursor points at wall
-{
-    return !flrceil //z-s->floor<s->ceil-z
-        ? (s->type==FHF ? s->floor-t->vdelta/4.0f : (float)s->floor)
-        : (s->type==CHF ? s->ceil+t->vdelta/4.0f : (float)s->ceil);
-};
+// VC8 optimizer screws up rendering somehow if this is an actual function
+#define sheight(s,t,z) (!flrceil ? (s->type==FHF ? s->floor-t->vdelta/4.0f : (float)s->floor) : (s->type==CHF ? s->ceil+t->vdelta/4.0f : (float)s->ceil))
 
 void cursorupdate()                                     // called every frame from hud
 {
@@ -144,6 +140,7 @@ void cursorupdate()                                     // called every frame fr
 
     for(int ix = cx-GRIDSIZE; ix<=cx+GRIDSIZE; ix++) for(int iy = cy-GRIDSIZE; iy<=cy+GRIDSIZE; iy++)
     {
+
         if(OUTBORD(ix, iy)) continue;
         sqr *s = S(ix,iy);
         if(SOLID(s)) continue;
diff --git a/source/src/rendercubes.cpp b/source/src/rendercubes.cpp
index 25e5fb3f..fa462085 100644
--- a/source/src/rendercubes.cpp
+++ b/source/src/rendercubes.cpp
@@ -15,10 +15,13 @@ void setarraypointers()
 // leaves of all these functions, and are part of the cpu bottleneck on really slow
 // machines, hence the macros.
 
-#define vertf(v1, v2, v3, ls, t1, t2) { vertex &v = verts.add(); \
+#define vertf(v1, v2, v3, ls, t1, t2) { \
+	vertex *buf = verts.getbuf(), &v = verts.add(); \
+	if(buf!=verts.getbuf()) setarraypointers(); \
     v.u = t1; v.v = t2; \
     v.x = v1; v.y = v2; v.z = v3; \
-    v.r = ls->r; v.g = ls->g; v.b = ls->b; v.a = 255; };
+    v.r = ls->r; v.g = ls->g; v.b = ls->b; v.a = 255; \
+};
 
 #define vert(v1, v2, v3, ls, t1, t2) { vertf((float)(v1), (float)(v2), (float)(v3), ls, t1, t2); }
 
diff --git a/source/src/tools.h b/source/src/tools.h
index 0354e1d5..e1aa6706 100644
--- a/source/src/tools.h
+++ b/source/src/tools.h
@@ -424,16 +424,5 @@ struct databuf
 typedef databuf<char> charbuf;
 typedef databuf<uchar> ucharbuf;
 
-#ifndef __GNUC__
-#ifdef _DEBUG
-//#define _CRTDBG_MAP_ALLOC
-#include <crtdbg.h>
-inline void *__cdecl operator new(size_t n, const char *fn, int l) { return ::operator new(n, 1, fn, l); };
-inline void __cdecl operator delete(void *p, const char *fn, int l) { ::operator delete(p, 1, fn, l); };
-#define new new(__FILE__,__LINE__)
-#endif 
-#endif
-
-
 #endif
 
diff --git a/source/vcpp/cube.suo b/source/vcpp/cube.suo
index 972a5781..b64f5d68 100644
Binary files a/source/vcpp/cube.suo and b/source/vcpp/cube.suo differ