diff --git a/lbuffer.c b/lbuffer.c
index 5ad03a97..85568b3c 100644
--- a/lbuffer.c
+++ b/lbuffer.c
@@ -1,5 +1,5 @@
 /*
-** $Id: lbuffer.c,v 1.7 1999/02/25 19:13:56 roberto Exp roberto $
+** $Id: lbuffer.c,v 1.8 1999/02/25 19:20:40 roberto Exp roberto $
 ** Auxiliary functions for building Lua libraries
 ** See Copyright Notice in lua.h
 */
@@ -26,8 +26,7 @@ static void Openspace (int size) {
   lua_State *l = L;  /* to optimize */
   size += EXTRABUFF;
   l->Mbuffsize = l->Mbuffnext+size;
-  l->Mbuffer =  luaM_growvector(l->Mbuffer, l->Mbuffnext, size, char,
-                                memEM, MAX_INT);
+  luaM_growvector(l->Mbuffer, l->Mbuffnext, size, char, arrEM, MAX_INT);
 }
 
 
diff --git a/ldo.c b/ldo.c
index 2f20dd33..9f3b7af1 100644
--- a/ldo.c
+++ b/ldo.c
@@ -1,5 +1,5 @@
 /*
-** $Id: ldo.c,v 1.34 1999/02/22 14:17:24 roberto Exp roberto $
+** $Id: ldo.c,v 1.35 1999/02/22 19:23:36 roberto Exp roberto $
 ** Stack and Call structure of Lua
 ** See Copyright Notice in lua.h
 */
@@ -43,13 +43,12 @@ void luaD_init (void) {
 }
 
 
-void luaD_checkstack (int n)
-{
+void luaD_checkstack (int n) {
   struct Stack *S = &L->stack;
   if (S->last-S->top <= n) {
     StkId top = S->top-S->stack;
-    int stacksize = (S->last-S->stack)+1+STACK_UNIT+n;
-    S->stack = luaM_reallocvector(S->stack, stacksize, TObject);
+    int stacksize = (S->last-S->stack)+STACK_UNIT+n;
+    luaM_reallocvector(S->stack, stacksize, TObject);
     S->last = S->stack+(stacksize-1);
     S->top = S->stack + top;
     if (stacksize >= STACK_LIMIT) {  /* stack overflow? */
@@ -65,8 +64,7 @@ void luaD_checkstack (int n)
 /*
 ** Adjust stack. Set top to the given value, pushing NILs if needed.
 */
-void luaD_adjusttop (StkId newtop)
-{
+void luaD_adjusttop (StkId newtop) {
   int diff = newtop-(L->stack.top-L->stack.stack);
   if (diff <= 0)
     L->stack.top += diff;
diff --git a/lgc.c b/lgc.c
index dca1bb98..b321e76c 100644
--- a/lgc.c
+++ b/lgc.c
@@ -1,5 +1,5 @@
 /*
-** $Id: lgc.c,v 1.20 1999/01/22 18:08:03 roberto Exp roberto $
+** $Id: lgc.c,v 1.21 1999/02/25 15:16:26 roberto Exp roberto $
 ** Garbage Collector
 ** See Copyright Notice in lua.h
 */
@@ -38,8 +38,7 @@ int luaC_ref (TObject *o, int lock) {
       if (L->refArray[ref].status == FREE)
         break;
     if (ref == L->refSize) {  /* no more empty spaces? */
-      L->refArray = luaM_growvector(L->refArray, L->refSize, 1, struct ref,
-                                    refEM, MAX_INT);
+      luaM_growvector(L->refArray, L->refSize, 1, struct ref, refEM, MAX_INT);
       L->refSize++;
     }
     L->refArray[ref].o = *o;
diff --git a/lmem.h b/lmem.h
index c8e015d6..679c97b4 100644
--- a/lmem.h
+++ b/lmem.h
@@ -1,5 +1,5 @@
 /*
-** $Id: lmem.h,v 1.6 1998/12/15 14:59:43 roberto Exp roberto $
+** $Id: lmem.h,v 1.7 1999/02/25 15:16:26 roberto Exp roberto $
 ** Interface to Memory Manager
 ** See Copyright Notice in lua.h
 */
@@ -16,6 +16,7 @@
 #define refEM   "reference table overflow"
 #define tableEM  "table overflow"
 #define memEM "not enough memory"
+#define arrEM	"internal array bigger than `int' limit"
 
 void *luaM_realloc (void *oldblock, unsigned long size);
 void *luaM_growaux (void *block, unsigned long nelems, int inc, int size,
@@ -25,9 +26,9 @@ void *luaM_growaux (void *block, unsigned long nelems, int inc, int size,
 #define luaM_malloc(t)	luaM_realloc(NULL, (t))
 #define luaM_new(t)          ((t *)luaM_malloc(sizeof(t)))
 #define luaM_newvector(n,t)  ((t *)luaM_malloc((n)*sizeof(t)))
-#define luaM_growvector(old,nelems,inc,t,e,l) \
-          ((t *)luaM_growaux(old,nelems,inc,sizeof(t),e,l))
-#define luaM_reallocvector(v,n,t) ((t *)luaM_realloc(v,(n)*sizeof(t)))
+#define luaM_growvector(v,nelems,inc,t,e,l) \
+          ((v)=(t *)luaM_growaux(v,nelems,inc,sizeof(t),e,l))
+#define luaM_reallocvector(v,n,t) ((v)=(t *)luaM_realloc(v,(n)*sizeof(t)))
 
 
 #ifdef DEBUG
diff --git a/lparser.c b/lparser.c
index 3cd05a6d..e967ad88 100644
--- a/lparser.c
+++ b/lparser.c
@@ -1,5 +1,5 @@
 /*
-** $Id: lparser.c,v 1.23 1999/02/25 15:16:26 roberto Exp roberto $
+** $Id: lparser.c,v 1.24 1999/02/25 19:13:56 roberto Exp roberto $
 ** LL(1) Parser and code generator for Lua
 ** See Copyright Notice in lua.h
 */
@@ -131,7 +131,7 @@ static void var_or_func_tail (LexState *ls, vardesc *v);
 
 
 static void check_pc (FuncState *fs, int n) {
-  fs->f->code = luaM_growvector(fs->f->code, fs->pc, n, Byte, codeEM, MAX_INT);
+  luaM_growvector(fs->f->code, fs->pc, n, Byte, codeEM, MAX_INT);
 }
 
 
@@ -216,8 +216,7 @@ static void code_constant (LexState *ls, int c) {
 
 static int next_constant (FuncState *fs) {
   TProtoFunc *f = fs->f;
-  f->consts = luaM_growvector(f->consts, f->nconsts, 1, TObject,
-                              constantEM, MAX_ARG);
+  luaM_growvector(f->consts, f->nconsts, 1, TObject, constantEM, MAX_ARG);
   return f->nconsts++;
 }
 
@@ -289,7 +288,7 @@ static void luaI_registerlocalvar (FuncState *fs, TaggedString *varname,
                                    int line) {
   if (fs->nvars != -1) {  /* debug information? */
     TProtoFunc *f = fs->f;
-    f->locvars = luaM_growvector(f->locvars, fs->nvars, 1, LocVar, "", MAX_INT);
+    luaM_growvector(f->locvars, fs->nvars, 1, LocVar, "", MAX_INT);
     f->locvars[fs->nvars].varname = varname;
     f->locvars[fs->nvars].line = line;
     fs->nvars++;
@@ -562,11 +561,11 @@ static void close_func (LexState *ls) {
   TProtoFunc *f = fs->f;
   code_opcode(ls, ENDCODE, 0);
   f->code[0] = (Byte)fs->maxstacksize;
-  f->code = luaM_reallocvector(f->code, fs->pc, Byte);
-  f->consts = luaM_reallocvector(f->consts, f->nconsts, TObject);
+  luaM_reallocvector(f->code, fs->pc, Byte);
+  luaM_reallocvector(f->consts, f->nconsts, TObject);
   if (fs->nvars != -1) {  /* debug information? */
     luaI_registerlocalvar(fs, NULL, -1);  /* flag end of vector */
-    f->locvars = luaM_reallocvector(f->locvars, fs->nvars, LocVar);
+    luaM_reallocvector(f->locvars, fs->nvars, LocVar);
   }
   ls->fs = fs->prev;
   L->stack.top--;  /* pop function */
diff --git a/ltm.c b/ltm.c
index 4a02ac8d..d827baa1 100644
--- a/ltm.c
+++ b/ltm.c
@@ -1,5 +1,5 @@
 /*
-** $Id: ltm.c,v 1.22 1999/02/25 15:16:26 roberto Exp roberto $
+** $Id: ltm.c,v 1.23 1999/02/25 19:13:56 roberto Exp roberto $
 ** Tag methods
 ** See Copyright Notice in lua.h
 */
@@ -59,8 +59,7 @@ static void init_entry (int tag) {
 void luaT_init (void) {
   int t;
   L->last_tag = -(NUM_TAGS-1);
-  L->IMtable = luaM_growvector(L->IMtable, 0, NUM_TAGS,
-                               struct IM, memEM, MAX_INT);
+  luaM_growvector(L->IMtable, 0, NUM_TAGS, struct IM, arrEM, MAX_INT);
   for (t=L->last_tag; t<=0; t++)
     init_entry(t);
 }
@@ -68,8 +67,7 @@ void luaT_init (void) {
 
 int lua_newtag (void) {
   --L->last_tag;
-  L->IMtable = luaM_growvector(L->IMtable, -(L->last_tag), 1,
-                               struct IM, memEM, MAX_INT);
+  luaM_growvector(L->IMtable, -(L->last_tag), 1, struct IM, arrEM, MAX_INT);
   init_entry(L->last_tag);
   return L->last_tag;
 }