Ticket #577: diff-bug-snd_mgr-20-03-2011-alt.patch

source/lib/res/sound/snd_mgr.cpp

@@ -482 +482 @@
     debug_assert(0);    // list full (can't happen)
 }
 
-static void srcs_remove(volatile intptr_t* srcs, ALuint al_src)
+static bool srcs_remove(volatile intptr_t* srcs, ALuint al_src)
 {
     for(size_t i = 0; i < al_src_allocated; i++)
     {
         if(cpu_CAS(&srcs[i], (intptr_t)al_src, 0))
-            return;
+            return true;
     }
-    debug_assert(0);    // source not found (can't happen)
+    return false;
+    //debug_assert(0);  // source not found (can't happen)
 }
 
 // @return first nonzero entry (which is then zeroed), or zero if there are none.
@@ -585 +586 @@
 static void al_src_free(ALuint al_src)
 {
     debug_assert(alIsSource(al_src));
-    srcs_remove(al_srcs_used, al_src);
-    srcs_insert(al_srcs_free, al_src);
+    if (srcs_remove(al_srcs_used, al_src))
+        srcs_insert(al_srcs_free, al_src);
 }