Work around issue 457, not fully fixed.

projects/mtg/src/WCachedResource.cpp

@@ -9,6 +9,7 @@
 #include <JFileSystem.h>
 #include "../include/GameOptions.h"
 #include "../include/WResourceManager.h"
+#include <hge/hgeparticle.h>
 #include <assert.h>
 #ifdef WITH_FMOD
 #endif
@@ -398,7 +399,13 @@ bool WCachedParticles::Attempt(string filename, int submode, int & error){
   SAFE_DELETE(particles);
 
   particles = NEW hgeParticleSystemInfo;
-	fileSys->ReadFile(particles, sizeof(hgeParticleSystemInfo));
+  // We Skip reading the pointer as it may be larger than 4 bytes in the structure
+  void *dummyPointer;
+  fileSys->ReadFile(&dummyPointer, 4);
+  // we're actually trying to read more than the file size now, but it's no problem.
+  // Note that this fix is only to avoid the largest problems, filling a structure
+  // by directly reading a file, is really a bad idea ...
+  fileSys->ReadFile(&(particles->nEmission), sizeof(hgeParticleSystemInfo));
 	fileSys->CloseFile();
 
 	particles->sprite=NULL;