diff --git a/src/backend/filedescriptor.c b/src/backend/filedescriptor.c
index 5ab30eba8..64ab6c01b 100644
--- a/src/backend/filedescriptor.c
+++ b/src/backend/filedescriptor.c
@@ -298,7 +298,7 @@ lumiera_filedescriptor_delete (LumieraFiledescriptor self, const char* name)
 
       if (self->handle && name && ((self->flags & O_RDWR) == O_RDWR))
         {
-          TRACE (filedescriptor_dbg, "truncate %s to %lld", name, self->realsize);
+          TRACE (filedescriptor_dbg, "truncate %s to %lld", name, (long long)self->realsize);
           lumiera_filehandlecache_checkout (lumiera_fhcache, self->handle);
           int dummy = ftruncate (lumiera_filehandle_handle (self->handle), self->realsize);
           (void) dummy; /* this is present to silence a warning */
diff --git a/src/backend/mmapings.c b/src/backend/mmapings.c
index ebf0c12db..3e052ce91 100644
--- a/src/backend/mmapings.c
+++ b/src/backend/mmapings.c
@@ -121,7 +121,7 @@ lumiera_mmapings_mmap_acquire (LumieraMMapings self, LumieraFile file, LList acq
       else
         {
           /* create new mmap */
-          TRACE (mmapings_dbg, "mmap not found, creating", mmap);
+          TRACE (mmapings_dbg, "mmap not found, creating");
           ret = lumiera_mmap_new (file, start, size);
 
           llist_insert_head (&self->mmaps, &ret->searchnode);
diff --git a/src/lib/condition.h b/src/lib/condition.h
index a2e02cebd..f90d079d8 100644
--- a/src/lib/condition.h
+++ b/src/lib/condition.h
@@ -52,7 +52,7 @@
          ({                                                                                     \
            lumiera_cond_section_.lock = (cnd);                                                  \
            NOBUG_IF_ALPHA(lumiera_cond_section_.flag = &NOBUG_FLAG(nobugflag);)                 \
-             RESOURCE_ENTER (nobugflag, (cnd)->rh, "acquire condmutex", &lumiera_cond_section_, \
+             RESOURCE_ENTER (nobugflag, (cnd)->rh, "acquire condmutex",                         \
                              NOBUG_RESOURCE_WAITING, lumiera_cond_section_.rh);                 \
            if (pthread_mutex_lock (&(cnd)->cndmutex))                                           \
              LUMIERA_DIE (LOCK_ACQUIRE);                                                        \
@@ -74,7 +74,7 @@
            REQUIRE (lumiera_lock_section_old_->lock, "section prematurely unlocked");           \
            lumiera_cond_section_.lock = cnd;                                                    \
            NOBUG_IF_ALPHA(lumiera_cond_section_.flag = &NOBUG_FLAG(nobugflag);)                 \
-           RESOURCE_ENTER (nobugflag, (cnd)->rh, "acquire condmutex", &lumiera_cond_section_,   \
+           RESOURCE_ENTER (nobugflag, (cnd)->rh, "acquire condmutex",                           \
                            NOBUG_RESOURCE_WAITING, lumiera_cond_section_.rh);                   \
            if (pthread_mutex_lock (&(cnd)->cndmutex))                                           \
              LUMIERA_DIE (LOCK_ACQUIRE);                                                        \
diff --git a/src/lib/mpool.c b/src/lib/mpool.c
index ab0aa4c64..f9b3056c6 100644
--- a/src/lib/mpool.c
+++ b/src/lib/mpool.c
@@ -22,6 +22,7 @@
 #include <stdlib.h>
 #include <stdio.h>
 #include <stdbool.h>
+#include <inttypes.h>
 #include <limits.h>
 
 #include "mpool.h"
@@ -136,7 +137,7 @@ mpool_destroy (MPool self)
                 if (bitmap_bit_get_nth ((MPoolcluster)cluster, i))
                   {
                     void* obj = cluster_element_get ((MPoolcluster)cluster, self, i);
-                    TRACE (mpool_dbg, "dtor: cluster %p: obj %p: freelist %p", cluster, obj, self->freelist);
+                    TRACE (mpool_dbg, "dtor: cluster %p: obj %p: freelist %p", cluster, obj, &self->freelist);
                     self->destroy (obj);
                   }
               }
@@ -279,7 +280,7 @@ bitmap_set_element (MPoolcluster cluster, MPool self, void* element)
   uintptr_t* bitmap = (uintptr_t*)&cluster->data;
   bitmap[quot] |= ((uintptr_t)1<<rem);
 
-  TRACE (mpool_dbg, "set bit %d, index %d, of %p is %p", rem, quot, element, bitmap[quot]);
+  TRACE (mpool_dbg, "set bit %"PRIuPTR", index %"PRIuPTR", of %p is %"PRIuPTR, rem, quot, element, bitmap[quot]);
 }
 
 
@@ -298,7 +299,7 @@ bitmap_clear_element (MPoolcluster cluster, MPool self, void* element)
   uintptr_t* bitmap = (uintptr_t*)&cluster->data;
   bitmap[quot] &= ~((uintptr_t)1<<rem);
 
-  TRACE (mpool_dbg, "cleared bit %d, index %d, of %p is %p", rem, quot, element, bitmap[quot]);
+  TRACE (mpool_dbg, "cleared bit %"PRIuPTR", index %"PRIuPTR", of %p is %"PRIuPTR, rem, quot, element, bitmap[quot]);
 }
 
 
@@ -492,7 +493,7 @@ nobug_mpool_dump (const_MPool self,
 
       if (depth > 2)
         {
-          DUMP_LOG ("  clusters %p: ", self->clusters);
+          DUMP_LOG ("  clusters %p: ", &self->clusters);
           int i = 0;
           LLIST_FOREACH (&self->clusters, cluster)
             DUMP_LOG ("    %p: %u", cluster, ++i);
@@ -500,7 +501,7 @@ nobug_mpool_dump (const_MPool self,
 
       if (depth > 3)
         {
-          DUMP_LOG ("  freelist %p: ", self->freelist);
+          DUMP_LOG ("  freelist %p: ", &self->freelist);
           int i = 0;
           LLIST_FOREACH (&self->freelist, node)
             DUMP_LOG ("    %p: %u", node, ++i);
diff --git a/src/lib/mutex.h b/src/lib/mutex.h
index a76707933..cead7dec0 100644
--- a/src/lib/mutex.h
+++ b/src/lib/mutex.h
@@ -46,7 +46,7 @@
          ({                                                                                     \
            lumiera_lock_section_.lock = (mtx);                                                  \
            NOBUG_IF_ALPHA(lumiera_lock_section_.flag = &NOBUG_FLAG(nobugflag);)                 \
-           RESOURCE_ENTER (nobugflag, (mtx)->rh, "acquire mutex", &lumiera_lock_section_,       \
+           RESOURCE_ENTER (nobugflag, (mtx)->rh, "acquire mutex",                               \
                            NOBUG_RESOURCE_WAITING, lumiera_lock_section_.rh);                   \
            if (pthread_mutex_lock (&(mtx)->mutex))                                              \
              LUMIERA_DIE (LOCK_ACQUIRE);                                                        \
@@ -76,7 +76,7 @@
            REQUIRE (lumiera_lock_section_old_->lock, "section prematurely unlocked");           \
            lumiera_lock_section_.lock = mtx;                                                    \
            NOBUG_IF_ALPHA(lumiera_lock_section_.flag = &NOBUG_FLAG(nobugflag);)                 \
-           RESOURCE_ENTER (nobugflag, (mtx)->rh, "acquire mutex", &lumiera_lock_section_,       \
+           RESOURCE_ENTER (nobugflag, (mtx)->rh, "acquire mutex",                               \
                            NOBUG_RESOURCE_WAITING, lumiera_lock_section_.rh);                   \
            if (pthread_mutex_lock (&(mtx)->mutex))                                              \
              LUMIERA_DIE (LOCK_ACQUIRE);                                                        \
diff --git a/src/lib/reccondition.h b/src/lib/reccondition.h
index dcf4e33a4..8ba3479ac 100644
--- a/src/lib/reccondition.h
+++ b/src/lib/reccondition.h
@@ -50,7 +50,7 @@
          ({                                                                                             \
            lumiera_reccond_section_.lock = (cnd);                                                       \
            NOBUG_IF_ALPHA(lumiera_reccond_section_.flag = &NOBUG_FLAG(nobugflag);)                      \
-             RESOURCE_ENTER (nobugflag, (cnd)->rh, "acquire reccondmutex", &lumiera_reccond_section_,   \
+             RESOURCE_ENTER (nobugflag, (cnd)->rh, "acquire reccondmutex",                              \
                              NOBUG_RESOURCE_WAITING, lumiera_reccond_section_.rh);                      \
            if (pthread_mutex_lock (&(cnd)->reccndmutex))                                                \
              LUMIERA_DIE (LOCK_ACQUIRE);                                                                \
@@ -73,7 +73,7 @@
            REQUIRE (lumiera_lock_section_old_->lock, "section prematurely unlocked");                   \
            lumiera_reccond_section_.lock = (cnd);                                                       \
            NOBUG_IF_ALPHA(lumiera_reccond_section_.flag = &NOBUG_FLAG(nobugflag);)                      \
-           RESOURCE_ENTER (nobugflag, (cnd)->rh, "acquire reccondmutex", &lumiera_reccond_section_,     \
+             RESOURCE_ENTER (nobugflag, (cnd)->rh, "acquire reccondmutex",                              \
                            NOBUG_RESOURCE_WAITING, lumiera_reccond_section_.rh);                        \
            if (pthread_mutex_lock (&(cnd)->reccndmutex))                                                \
              LUMIERA_DIE (LOCK_ACQUIRE);                                                                \
diff --git a/src/lib/recmutex.h b/src/lib/recmutex.h
index a893d3bed..ec0cea6e4 100644
--- a/src/lib/recmutex.h
+++ b/src/lib/recmutex.h
@@ -45,7 +45,7 @@
          ({                                                                                     \
            lumiera_lock_section_.lock = (mtx);                                                  \
            NOBUG_IF_ALPHA(lumiera_lock_section_.flag = &NOBUG_FLAG(nobugflag);)                 \
-           RESOURCE_ENTER (nobugflag, (mtx)->rh, "acquire recmutex", &lumiera_lock_section_,    \
+           RESOURCE_ENTER (nobugflag, (mtx)->rh, "acquire recmutex",                            \
                            NOBUG_RESOURCE_WAITING, lumiera_lock_section_.rh);                   \
            if (pthread_mutex_lock (&(mtx)->recmutex))                                           \
              LUMIERA_DIE (LOCK_ACQUIRE);                                                        \
@@ -67,7 +67,7 @@
            REQUIRE (lumiera_lock_section_old_->lock, "section prematurely unlocked");           \
            lumiera_lock_section_.lock = (mtx);                                                  \
            NOBUG_IF_ALPHA(lumiera_lock_section_.flag = &NOBUG_FLAG(nobugflag);)                 \
-           RESOURCE_ENTER (nobugflag, (mtx)->rh, "acquire recmutex", &lumiera_lock_section_,    \
+           RESOURCE_ENTER (nobugflag, (mtx)->rh, "acquire recmutex",                            \
                            NOBUG_RESOURCE_WAITING, lumiera_lock_section_.rh);                   \
            if (pthread_mutex_lock (&(mtx)->recmutex))                                           \
              LUMIERA_DIE (LOCK_ACQUIRE);                                                        \
diff --git a/src/lib/rwlock.h b/src/lib/rwlock.h
index aa0814b37..1e72347cd 100644
--- a/src/lib/rwlock.h
+++ b/src/lib/rwlock.h
@@ -55,7 +55,7 @@ LUMIERA_ERROR_DECLARE(RWLOCK_WRLOCK);
            lumiera_lock_section_.lock = (rwlck);                                                \
            NOBUG_IF_ALPHA(lumiera_lock_section_.flag = &NOBUG_FLAG(nobugflag);)                 \
              RESOURCE_ENTER (nobugflag, (rwlck)->rh, "acquire readlock",                        \
-                             &lumiera_lock_section_, NOBUG_RESOURCE_WAITING,                    \
+                             NOBUG_RESOURCE_WAITING,                                            \
                              lumiera_lock_section_.rh);                                         \
            if (pthread_rwlock_rdlock (&(rwlck)->rwlock))                                        \
              LUMIERA_DIE (LOCK_ACQUIRE);                                                        \
@@ -78,7 +78,7 @@ LUMIERA_ERROR_DECLARE(RWLOCK_WRLOCK);
            REQUIRE (lumiera_lock_section_old_->lock, "section prematurely unlocked");           \
            lumiera_lock_section_.lock = (rwlck);                                                \
            NOBUG_IF_ALPHA(lumiera_lock_section_.flag = &NOBUG_FLAG(nobugflag);)                 \
-           RESOURCE_ENTER (nobugflag, (rwlck)->rh, "acquire readlock", &lumiera_lock_section_,  \
+           RESOURCE_ENTER (nobugflag, (rwlck)->rh, "acquire readlock",                          \
                            NOBUG_RESOURCE_WAITING, lumiera_lock_section_.rh);                   \
            if (pthread_rwlock_rdlock (&(rwlck)->rwlock))                                        \
              LUMIERA_DIE (LOCK_ACQUIRE);                                                        \
@@ -106,7 +106,7 @@ LUMIERA_ERROR_DECLARE(RWLOCK_WRLOCK);
            lumiera_lock_section_.lock = (rwlck);                                                \
            NOBUG_IF_ALPHA(lumiera_lock_section_.flag = &NOBUG_FLAG(nobugflag);)                 \
              RESOURCE_ENTER (nobugflag, (rwlck)->rh, "acquire writelock",                       \
-                             &lumiera_lock_section_, NOBUG_RESOURCE_WAITING,                    \
+                             NOBUG_RESOURCE_WAITING,                                            \
                              lumiera_lock_section_.rh);                                         \
            if (pthread_rwlock_wrlock (&(rwlck)->rwlock))                                        \
              LUMIERA_DIE (LOCK_ACQUIRE);                                                        \
@@ -128,7 +128,7 @@ LUMIERA_ERROR_DECLARE(RWLOCK_WRLOCK);
            REQUIRE (lumiera_lock_section_old_->lock, "section prematurely unlocked");           \
            lumiera_lock_section_.lock = (rwlck);                                                \
            NOBUG_IF_ALPHA(lumiera_lock_section_.flag = &NOBUG_FLAG(nobugflag);)                 \
-           RESOURCE_ENTER (nobugflag, (rwlck)->rh, "acquire writelock", &lumiera_lock_section_, \
+           RESOURCE_ENTER (nobugflag, (rwlck)->rh, "acquire writelock",                         \
                            NOBUG_RESOURCE_WAITING, lumiera_lock_section_.rh);                   \
            if (pthread_rwlock_wrlock (&(twlck)->rwlock))                                        \
              LUMIERA_DIE (LOCK_ACQUIRE);                                                        \
diff --git a/src/lib/scoped-holder.hpp b/src/lib/scoped-holder.hpp
index 0a1a1d3a8..392a36d58 100644
--- a/src/lib/scoped-holder.hpp
+++ b/src/lib/scoped-holder.hpp
@@ -117,7 +117,7 @@ namespace lib {
       transfer_control (ScopedPtrHolder& from, ScopedPtrHolder& to)
       {
         if (!from) return;
-        TRACE (test, "transfer_control<ScopedPtrHolder>... from=%x to=%x",&from, &to);
+        TRACE (test, "transfer_control<ScopedPtrHolder>... from=%p to=%p",&from, &to);
         must_be_null (to);
         to.swap(from);
       }
@@ -229,7 +229,7 @@ namespace lib {
       transfer_control (ScopedHolder& from, ScopedHolder& to)
       {
         if (!from) return;
-        TRACE (test, "transfer_control<ScopedHolder>... from=%x to=%x",&from, &to);
+        TRACE (test, "transfer_control<ScopedHolder>... from=%p to=%p",&from, &to);
         must_be_empty (to);
         to.create();
         try
diff --git a/src/lib/test/test-helper.hpp b/src/lib/test/test-helper.hpp
index 268e15cbf..ef004ec88 100644
--- a/src/lib/test/test-helper.hpp
+++ b/src/lib/test/test-helper.hpp
@@ -128,7 +128,7 @@ namespace test{
           try                             \
             {                             \
               ERRONEOUS_STATEMENT ;       \
-              NOTREACHED;                 \
+              NOTREACHED();               \
             }                             \
           catch (...)                     \
             {                             \
diff --git a/tests/components/proc/asset/createassettest.cpp b/tests/components/proc/asset/createassettest.cpp
index 70b0fa808..719b7756f 100644
--- a/tests/components/proc/asset/createassettest.cpp
+++ b/tests/components/proc/asset/createassettest.cpp
@@ -113,13 +113,13 @@ namespace asset
             try 
               { // can't be found if specifying wrong Asset kind.... 
                 aMang.getAsset (ID<asset::Proc>(mm1->getID()));
-                NOTREACHED;
+                NOTREACHED();
               }
             catch (lumiera::error::Invalid& xxx) {ASSERT (xxx.getID()==LUMIERA_ERROR_WRONG_ASSET_KIND);}
             try 
               { // try accessing nonexistant ID 
                 aMang.getAsset (ID<Asset> (1234567890));
-                NOTREACHED;
+                NOTREACHED();
               }
             catch (lumiera::error::Invalid& xxx) {ASSERT (xxx.getID()==LUMIERA_ERROR_UNKNOWN_ASSET_ID);}
             lumiera_error (); // reset errorflag
diff --git a/tests/components/proc/mobject/placement-ref-test.cpp b/tests/components/proc/mobject/placement-ref-test.cpp
index 37347f161..9bbe17109 100644
--- a/tests/components/proc/mobject/placement-ref-test.cpp
+++ b/tests/components/proc/mobject/placement-ref-test.cpp
@@ -154,7 +154,7 @@ namespace test    {
           try
             {
               *ref1;
-              NOTREACHED;
+              NOTREACHED();
             }
           catch (...)
             {
@@ -170,7 +170,7 @@ namespace test    {
           try
             {
               *ref2;
-              NOTREACHED;
+              NOTREACHED();
             }
           catch (...)
             {
diff --git a/tests/lib/meta/config-flags-test.cpp b/tests/lib/meta/config-flags-test.cpp
index fd1e085ed..77fb19ea6 100644
--- a/tests/lib/meta/config-flags-test.cpp
+++ b/tests/lib/meta/config-flags-test.cpp
@@ -314,7 +314,7 @@ namespace test {
               try
                 {
                   INVOKE_CONFIG_SELECTOR (23);
-                  NOTREACHED ;
+                  NOTREACHED ();
                 }
               catch (lumiera::error::Invalid& err)
                 {
diff --git a/tests/lib/scoped-holder-test.cpp b/tests/lib/scoped-holder-test.cpp
index 62011d193..6f31b0766 100644
--- a/tests/lib/scoped-holder-test.cpp
+++ b/tests/lib/scoped-holder-test.cpp
@@ -124,7 +124,7 @@ namespace test{
             try
               {
                 create_contained_object (holder);
-                NOTREACHED ;
+                NOTREACHED ();
               }
             catch (int val)
               {
@@ -160,7 +160,7 @@ namespace test{
             try
               {
                 holder2 = holder;
-                NOTREACHED ;
+                NOTREACHED ();
               }
             catch (lumiera::error::Logic&)
               {
@@ -173,7 +173,7 @@ namespace test{
             try
               {
                 holder = holder2;
-                NOTREACHED ;
+                NOTREACHED ();
               }
             catch (lumiera::error::Logic&)
               {
@@ -190,7 +190,7 @@ namespace test{
             try
               {
                 holder = holder2;
-                NOTREACHED ;
+                NOTREACHED ();
               }
             catch (lumiera::error::Logic&)
               {
@@ -203,7 +203,7 @@ namespace test{
             try
               {
                 HO holder3 (holder2);
-                NOTREACHED ;
+                NOTREACHED ();
               }
             catch (lumiera::error::Logic&)
               {
diff --git a/tests/lib/scopedholdertransfertest.cpp b/tests/lib/scopedholdertransfertest.cpp
index 274a4b31f..f92f0319b 100644
--- a/tests/lib/scopedholdertransfertest.cpp
+++ b/tests/lib/scopedholdertransfertest.cpp
@@ -199,7 +199,7 @@ namespace lib {
               try
                 {
                   create_contained_object (table[3]);
-                  NOTREACHED ;
+                  NOTREACHED ();
                 }
               catch (int val)
                 {
diff --git a/tests/lib/subsystem-runner-test.cpp b/tests/lib/subsystem-runner-test.cpp
index 648b32d0c..82e04364a 100644
--- a/tests/lib/subsystem-runner-test.cpp
+++ b/tests/lib/subsystem-runner-test.cpp
@@ -288,7 +288,7 @@ namespace lumiera {
             try 
               { 
                 runner.maybeRun (unit2);
-                NOTREACHED;
+                NOTREACHED();
               }
             catch (lumiera::Error&)
               {
@@ -297,7 +297,7 @@ namespace lumiera {
             try 
               { 
                 runner.maybeRun (unit3);
-                NOTREACHED;
+                NOTREACHED();
               }
             catch (lumiera::Error&)
               {
@@ -398,7 +398,7 @@ namespace lumiera {
             try 
               { 
                 runner.maybeRun (unit4);
-                NOTREACHED;
+                NOTREACHED();
               }
             catch (lumiera::Error&)
               {
diff --git a/tests/lib/thread-wrapper-join-test.cpp b/tests/lib/thread-wrapper-join-test.cpp
index 57793d2ac..e7e80cd08 100644
--- a/tests/lib/thread-wrapper-join-test.cpp
+++ b/tests/lib/thread-wrapper-join-test.cpp
@@ -97,7 +97,7 @@ namespace backend {
             try 
               { 
                 waitingHandle.join(); // protocol error: handle wasn't passed for starting a Thread; 
-                NOTREACHED;
+                NOTREACHED();
               }
             catch (lumiera::error::Logic& logo)
               { lumiera_error(); }
@@ -115,7 +115,7 @@ namespace backend {
                 Thread("test Thread joining-3",
                        bind (&ThreadWrapperJoin_test::theAction, this, 333),
                        waitingHandle);    // but then pass it again for another thread....
-                NOTREACHED;
+                NOTREACHED();
               }
             catch (...)
               {
diff --git a/tests/library/test-safeclib.c b/tests/library/test-safeclib.c
index a5dfa47a9..8b745928f 100644
--- a/tests/library/test-safeclib.c
+++ b/tests/library/test-safeclib.c
@@ -27,7 +27,7 @@ TESTS_BEGIN
 TEST ("allocation0")
 {
   lumiera_malloc (0);
-  NOTREACHED;
+  NOTREACHED();
 }
 
 TEST ("allocation1024")
@@ -51,7 +51,7 @@ TEST ("allocationtoobig")
   rl.rlim_max = 100*1024*1024;
   setrlimit (RLIMIT_AS, &rl);
   lumiera_malloc (200*1024*1024);
-  NOTREACHED;
+  NOTREACHED();
 }
 
 TEST ("streq")