auto run azure pipeline

azure-pipelines.yml

@@ -6,10 +6,8 @@
 trigger:
   branches:
     include:
-    - master
-    - dev
-    - dev2
-    - dev3
+    - main
+    - dev*
   tags:
     include:
     - v*

src/arena.c

@@ -216,9 +216,11 @@ static mi_decl_noinline void* mi_arena_try_alloc_at(
       // now actually commit
       bool commit_zero = false;
       if (!_mi_os_commit_ex(p, mi_size_of_slices(slice_count), &commit_zero, mi_size_of_slices(slice_count - already_committed_count))) {
-        memid->initially_committed = false;
+        // if the commit fails, roll back and return NULL
+        _mi_arenas_free(p, mi_size_of_slices(slice_count), *memid); // this will decommit as well (if partially committed)
+        return NULL;
       }
-      else {
+      
       // committed
       if (commit_zero) { memid->initially_zero = true; }
       #if MI_DEBUG > 1
@@ -230,7 +232,6 @@ static mi_decl_noinline void* mi_arena_try_alloc_at(
       }
       #endif    
     }
-    }
     else {
       // already fully commited.
       // if the OS has overcommit, and this is the first time we access these pages, then