diff --git a/mps/test/function/103.c b/mps/test/function/103.c
index fc4a7fa160a..07a77bf2470 100644
--- a/mps/test/function/103.c
+++ b/mps/test/function/103.c
@@ -32,7 +32,9 @@ static void fillup(void)
  mps_addr_t a;
  char *b;
 
- mps_pool_create(&poolmv, arena, mps_class_mv(), 64, 64, 64);
+ die(mps_pool_create(&poolmv, arena, mps_class_mv(),
+                     (size_t)64, (size_t)64, (size_t)64),
+     "mps_pool_create");
  size=1024ul*1024ul;
  while (size) {
   while (mps_alloc(&a, poolmv, size)==MPS_RES_OK) {
diff --git a/mps/test/function/137.c b/mps/test/function/137.c
index 178d2f5e628..715dae9b4c8 100644
--- a/mps/test/function/137.c
+++ b/mps/test/function/137.c
@@ -53,10 +53,10 @@ static void test(void) {
 
  mps_arena_commit_limit_set(arena, COMLIMIT1);
 
- die(
-  mps_pool_create(&pool, arena, mps_class_mvff(),
-                  EXTENDBY, 8, 8, 0, 0, 1),
-  "create MVFF pool");
+ die(mps_pool_create(&pool, arena, mps_class_mvff(),
+                     (size_t)EXTENDBY, (size_t)8, (mps_align_t)8,
+                     (mps_bool_t)0, (mps_bool_t)0, (mps_bool_t)1),
+     "create MVFF pool");
 
  for (i = 0; i < NSMALL; i++) {
   die(mps_alloc(&smallObjects[i], pool, SMALLSIZE), "small alloc failed");
diff --git a/mps/test/function/139.c b/mps/test/function/139.c
index 14537004366..3ba3c2a3395 100644
--- a/mps/test/function/139.c
+++ b/mps/test/function/139.c
@@ -43,10 +43,10 @@ static void test(void) {
 
  mps_arena_commit_limit_set(arena, COMLIMIT1);
 
- die(
-  mps_pool_create(&pool, arena, mps_class_mvff(),
-                  EXTENDBY, 8, 8, 0, 0, 1),
-  "create MVFF pool");
+ die(mps_pool_create(&pool, arena, mps_class_mvff(),
+                     (size_t)EXTENDBY, (size_t)8, (mps_align_t)8,
+                     (mps_bool_t)0, (mps_bool_t)0, (mps_bool_t)1),
+     "create MVFF pool");
 
  for (i = 0; i < NSMALL; i++) {
   die(mps_alloc(&smallObjects[i], pool, SMALLSIZE), "small alloc failed");
diff --git a/mps/test/function/144.c b/mps/test/function/144.c
index efbcf4d9d29..4343be93fea 100644
--- a/mps/test/function/144.c
+++ b/mps/test/function/144.c
@@ -29,10 +29,10 @@ static void test(void) {
   (size_t) (1024*1024*50)), "create arena");
  cdie(mps_thread_reg(&thread, arena), "register thread");
 
- die(
-  mps_pool_create(&pool, arena, mps_class_mvff_debug(), &debugOpts,
-                  8192, 8, 8, 0, 0, 1),
-  "create MVFF pool");
+ die(mps_pool_create(&pool, arena, mps_class_mvff_debug(), &debugOpts,
+                     (size_t)8192, (size_t)8, (mps_align_t)8,
+                     (mps_bool_t)0, (mps_bool_t)0, (mps_bool_t)1),
+     "create MVFF pool");
 
  die(mps_alloc(&a, pool, 64), "alloc a");
  die(mps_alloc(&b, pool, 64), "alloc b");
diff --git a/mps/test/function/158.c b/mps/test/function/158.c
index b257d879f30..7f54823d1db 100644
--- a/mps/test/function/158.c
+++ b/mps/test/function/158.c
@@ -29,10 +29,10 @@ static void test(void) {
   (size_t) (1024*1024*50)), "create arena");
  cdie(mps_thread_reg(&thread, arena), "register thread");
 
- die(
-  mps_pool_create(&pool, arena, mps_class_mvff_debug(), &debugOpts,
-                  8192, 8, 8, 1, 0, 0),
-  "create MVFF pool");
+ die(mps_pool_create(&pool, arena, mps_class_mvff_debug(), &debugOpts,
+                     (size_t)8192, (size_t)8, (mps_align_t)8,
+                     (mps_bool_t)1, (mps_bool_t)0, (mps_bool_t)0),
+     "create MVFF pool");
 
  die(mps_alloc(&a, pool, 64), "alloc a");
  
diff --git a/mps/test/function/159.c b/mps/test/function/159.c
index d3fb350003f..987824dd737 100644
--- a/mps/test/function/159.c
+++ b/mps/test/function/159.c
@@ -29,10 +29,10 @@ static void test(void) {
   (size_t) (1024*1024*50)), "create arena");
  cdie(mps_thread_reg(&thread, arena), "register thread");
 
- die(
-  mps_pool_create(&pool, arena, mps_class_mvff_debug(), &debugOpts,
-                  8192, 8, 8, 0, 1, 0),
-  "create MVFF pool");
+ die(mps_pool_create(&pool, arena, mps_class_mvff_debug(), &debugOpts,
+                     (size_t)8192, (size_t)8, (mps_align_t)8,
+                     (mps_bool_t)0, (mps_bool_t)1, (mps_bool_t)0),
+     "create MVFF pool");
 
  die(mps_alloc(&a, pool, 63), "alloc a");
  
diff --git a/mps/test/function/160.c b/mps/test/function/160.c
index 4c58a5058aa..af5b017e2a7 100644
--- a/mps/test/function/160.c
+++ b/mps/test/function/160.c
@@ -29,10 +29,9 @@ static void test(void) {
   (size_t) (1024*1024*50)), "create arena");
  cdie(mps_thread_reg(&thread, arena), "register thread");
 
- die(
-  mps_pool_create(&pool, arena, mps_class_mv_debug(), &debugOpts,
-                  8192, 8, 65536),
-  "create MVFF pool");
+ die(mps_pool_create(&pool, arena, mps_class_mv_debug(), &debugOpts,
+                     (size_t)8192, (size_t)8, (size_t)65536),
+     "create MV pool");
 
  die(mps_alloc(&a, pool, 64), "alloc a");
  
diff --git a/mps/test/function/161.c b/mps/test/function/161.c
index 93ede5ed738..23a0fb8be14 100644
--- a/mps/test/function/161.c
+++ b/mps/test/function/161.c
@@ -32,10 +32,9 @@ static void test(void)
   (size_t) (1024*1024*50)), "create arena");
  cdie(mps_thread_reg(&thread, arena), "register thread");
 
- die(
-  mps_pool_create(&pool, arena, mps_class_mv_debug(), &debugOpts,
-                  8192, 8, 65536),
-  "create MVFF pool");
+ die(mps_pool_create(&pool, arena, mps_class_mv_debug(), &debugOpts,
+                     (size_t)8192, (size_t)8, (size_t)65536),
+     "create MVFF pool");
 
  die(mps_alloc(&a, pool, 64), "alloc a");
  
diff --git a/mps/test/function/162.c b/mps/test/function/162.c
index 05245b7191c..8967b95b269 100644
--- a/mps/test/function/162.c
+++ b/mps/test/function/162.c
@@ -29,10 +29,9 @@ static void test(void) {
   (size_t) (1024*1024*50)), "create arena");
  cdie(mps_thread_reg(&thread, arena), "register thread");
 
- die(
-  mps_pool_create(&pool, arena, mps_class_mv_debug(), &debugOpts,
-                  8192, 8, 65536),
-  "create MVFF pool");
+ die(mps_pool_create(&pool, arena, mps_class_mv_debug(), &debugOpts,
+                     (size_t)8192, (size_t)8, (size_t)65536),
+     "create MVFF pool");
 
  die(mps_alloc(&a, pool, 63), "alloc a");
  
diff --git a/mps/test/function/163.c b/mps/test/function/163.c
index 90e04b83b23..9b735a076fa 100644
--- a/mps/test/function/163.c
+++ b/mps/test/function/163.c
@@ -53,10 +53,10 @@ static void test(void) {
 
  mps_arena_commit_limit_set(arena, COMLIMIT1);
 
- die(
-  mps_pool_create(&pool, arena, mps_class_mvff(),
-                  EXTENDBY, 8, MPS_PF_ALIGN, 0, 0, 1),
-  "create MVFF pool");
+ die(mps_pool_create(&pool, arena, mps_class_mvff(),
+                     (size_t)EXTENDBY, (size_t)8, (mps_align_t)MPS_PF_ALIGN,
+                     (mps_bool_t)0, (mps_bool_t)0, (mps_bool_t)1),
+     "create MVFF pool");
 
  for (i = 0; i < NSMALL; i++) {
   die(mps_alloc(&smallObjects[i], pool, SMALLSIZE), "small alloc failed");
diff --git a/mps/test/function/18.c b/mps/test/function/18.c
index 60a17e52d57..45f1a0fe8cc 100644
--- a/mps/test/function/18.c
+++ b/mps/test/function/18.c
@@ -5,7 +5,7 @@ TEST_HEADER
  language = c
  link = testlib.o newfmt.o
 OUTPUT_SPEC
- errtext = create pool: COMMIT_LIMIT
+ errtext = create AMC pool: COMMIT_LIMIT
 END_HEADER
 */
 
@@ -48,8 +48,8 @@ static void test(void)
  die(mps_chain_create(&chain, arena, genCOUNT, testChain), "chain_create");
 
  die(mps_pool_create(&pool, arena, mps_class_mv(),
-                     1024*32, 1024*16, 1024*256),
-     "pool");
+                     (size_t)(1024*32), (size_t)(1024*16), (size_t)(1024*256)),
+     "create MV pool");
 
  do {
   res = mps_alloc(&q, pool, 64*1024);
@@ -60,7 +60,7 @@ static void test(void)
  while (1) {
   p++;
   die(mmqa_pool_create_chain(&pool, arena, mps_class_amc(), format, chain),
-      "create pool");
+      "create AMC pool");
   report("pool", "%i", p);
  }
 
diff --git a/mps/test/function/19.c b/mps/test/function/19.c
index bdbe02f88f8..15fdecd9018 100644
--- a/mps/test/function/19.c
+++ b/mps/test/function/19.c
@@ -49,14 +49,14 @@ static void test(void)
  die(mps_chain_create(&chain, arena, genCOUNT, testChain), "chain_create");
 
  die(mps_pool_create(&pool, arena, mps_class_mv(),
-                     1024*32, 1024*16, 1024*256),
-     "pool");
+                     (size_t)(1024*32), (size_t)(1024*16), (size_t)(1024*256)),
+     "create MV pool");
 
  while (mps_alloc(&q, pool, 64*1024)==MPS_RES_OK);
  p = 0;
 
  cdie(mmqa_pool_create_chain(&pool, arena, mps_class_amc(), format, chain),
-      "create pool");
+      "create AMC pool");
 
  while (1) {
   p++;
diff --git a/mps/test/function/20.c b/mps/test/function/20.c
index b66f96d4e67..3cec79e7df3 100644
--- a/mps/test/function/20.c
+++ b/mps/test/function/20.c
@@ -33,7 +33,8 @@ static void test(void) {
   mps_stack_scan_ambig, stackpointer, 0), "create root");
 
  die(mps_pool_create(&pool, arena, mps_class_mv(),
-  1024*32, 1024*16, 1024*256), "pool");
+                     (size_t)(1024*32), (size_t)(1024*16), (size_t)(1024*256)),
+     "create MV pool");
 
  while (mps_alloc(&q, pool, 64*1024)==MPS_RES_OK);
  p=0;
diff --git a/mps/test/function/21.c b/mps/test/function/21.c
index d7e12e266ff..7b493f6602f 100644
--- a/mps/test/function/21.c
+++ b/mps/test/function/21.c
@@ -19,7 +19,8 @@ static void test(void) {
  die(mps_arena_create(&arena, mps_arena_class_vm(), mmqaArenaSIZE), "create");
 
  die(mps_pool_create(&pool, arena, mps_class_mv(),
-  1024*32, 1024*16, 1024*256), "pool");
+                     (size_t)(1024*32), (size_t)(1024*16), (size_t)(1024*256)),
+     "create MV pool");
 
  for (p=0; p<2000; p++) {
   die(mps_alloc(&q, pool, 1024*1024), "alloc");
diff --git a/mps/test/function/22.c b/mps/test/function/22.c
index cbdaa909898..8927643e49f 100644
--- a/mps/test/function/22.c
+++ b/mps/test/function/22.c
@@ -19,7 +19,8 @@ static void test(void) {
  die(mps_arena_create(&arena, mps_arena_class_vm(), mmqaArenaSIZE), "create");
 
  die(mps_pool_create(&pool, arena, mps_class_mv(),
-  1024*32, 1024*16, 1024*256), "pool");
+                    (size_t)(1024*32), (size_t)(1024*16), (size_t)(1024*256)),
+     "create MV pool");
 
  die(mps_alloc(&q, pool, 1024*1024), "alloc");
 
diff --git a/mps/test/function/224.c b/mps/test/function/224.c
index 0cec33e1cd8..ec828bd9026 100644
--- a/mps/test/function/224.c
+++ b/mps/test/function/224.c
@@ -32,7 +32,7 @@ static void test(void)
  die(mps_arena_commit_limit_set(arena, VMSIZE), "commit limit");
 
  die(mps_pool_create(&pool, arena, mps_class_mv(),
-                     EXTENDBY, AVGSIZE, EXTENDBY),
+                     (size_t)EXTENDBY, (size_t)AVGSIZE, (size_t)EXTENDBY),
      "pool create");
 
  for (p=0; p<ITERATE; p++) {
diff --git a/mps/test/function/226.c b/mps/test/function/226.c
index a14080c2b63..28b2a606ec0 100644
--- a/mps/test/function/226.c
+++ b/mps/test/function/226.c
@@ -100,9 +100,9 @@ static void test(void) {
   mps_pool_create(&poolawl, arena, mps_class_awl(), format, getassociated),
   "create awl pool");
 
- cdie(
-  mps_pool_create(&poolmv, arena, mps_class_mv(), 0x4000, 128, 0x4000),
-  "create mv pool");
+ cdie(mps_pool_create(&poolmv, arena, mps_class_mv(),
+                      (size_t)0x4000, (size_t)128, (size_t)0x4000),
+      "create mv pool");
 
  cdie(
   mps_ap_create(&apawl, poolawl, mps_rank_exact()),
diff --git a/mps/test/function/23.c b/mps/test/function/23.c
index afcf764a059..2046aa56b92 100644
--- a/mps/test/function/23.c
+++ b/mps/test/function/23.c
@@ -19,7 +19,9 @@ END_HEADER
 #include "mpsavm.h"
 #include "newfmt.h"
 
-
+#define EXTEND_BY ((size_t)(1024*128))
+#define MEAN_SIZE ((size_t)(1024*64))
+#define MAX_SIZE ((size_t)(1024*1024))
 #define genCOUNT (3)
 
 static mps_gen_param_s testChain[genCOUNT] = {
@@ -66,7 +68,7 @@ static void test(void)
  comment("Sizes in megabytes:");
 
  die(mps_pool_create(&poolMV, arena, mps_class_mv(),
-                     1024*128, 1024*64, 1024*1024),
+                     EXTEND_BY, MEAN_SIZE, MAX_SIZE),
      "create MV pool");
  i = 0;
  while ((r=mps_alloc(&p, poolMV, 1024*1024)) == 0) i++;
@@ -76,7 +78,7 @@ static void test(void)
  mps_pool_destroy(poolMV);
 
  die(mps_pool_create(&poolMV, arena, mps_class_mv(),
-                     1024*128, 1024*64, 1024*1024),
+                     EXTEND_BY, MEAN_SIZE, MAX_SIZE),
      "create MV pool");
  i = 0;
  while ((r=mps_alloc(&p, poolMV, 1024*1024)) == 0) i++;
@@ -88,7 +90,7 @@ static void test(void)
  a = allocdumb(ap, 1024*1024*30); /* allocate 30 M object */
 
  die(mps_pool_create(&poolMV, arena, mps_class_mv(),
-                     1024*128, 1024*64, 1024*1024),
+                     EXTEND_BY, MEAN_SIZE, MAX_SIZE),
      "create MV pool");
  i=0;
  while ((r=mps_alloc(&p, poolMV, 1024*1024)) == 0) i++;
diff --git a/mps/test/function/96.c b/mps/test/function/96.c
index 210fbf46542..6504674cf41 100644
--- a/mps/test/function/96.c
+++ b/mps/test/function/96.c
@@ -32,7 +32,9 @@ static void fillup(void)
  mps_addr_t a;
  char *b;
 
- mps_pool_create(&poolmv, arena, mps_class_mv(), 64, 64, 64);
+ die(mps_pool_create(&poolmv, arena, mps_class_mv(),
+                     (size_t)64, (size_t)64, (size_t)64),
+     "create MV pool");
  size=1024ul*1024ul;
  while (size) {
   while (mps_alloc(&a, poolmv, size)==MPS_RES_OK) {
@@ -116,7 +118,9 @@ static void test(void)
  for (j=0; j<1000*1024; j++) {
   res=allocrdumb(&a, ap, 1024, mps_rank_exact());
   if (res == MPS_RES_OK) {
-   comment("%i ok", j);
+   if (j % 100000 == 0) {
+    comment("%i ok", j);
+   }
   } else {
    break;
   }