Fix commit at block end

src/main.c

@@ -44,6 +44,7 @@ static void arena_test_1(void)
     arena_dump(&arena);
     arena_free(&arena);
 }
+
 static void arena_test_2(void)
 {
     ArenaParams arena_params = {};
@@ -92,8 +93,30 @@ static void arena_test_2(void)
     arena_free(&arena);
 }
 
+static void arena_test_3(void)
+{
+    ArenaParams arena_params = {};
+    U32 arena_size = KB(97) + MemoryBlock_Header_Size;
+    U32 commit_size = KB(32);
+    arena_params.size = arena_size;
+    arena_params.commit_size = commit_size;
+    Arena arena;
+    arena_init(&arena, &arena_params);
+    arena_dump(&arena);
+    void *ptr = arena_push(&arena, KB(64), 32);
+    MemoryZero(ptr, KB(64));
+    printf("Allocated ptr %p\n", ptr);
+    arena_dump(&arena);
+    ptr = arena_push(&arena, KB(97) - KB(64), 32);
+    MemoryZero(ptr, KB(97) - KB(64));
+    printf("Allocated ptr %p\n", ptr);
+    arena_dump(&arena);
+    arena_free(&arena);
+}
+
 int main(int argc, char *argv[])
 {
     //arena_test_1();
-    arena_test_2();
+    //arena_test_2();
+    arena_test_3();
 }