src/share/vm/gc_implementation/parallelScavenge/vmPSOperations.cpp

rev 7780 : imported patch 8072621
rev 7781 : imported patch 8066771
rev 7782 : [mq]: review

@@ -32,11 +32,13 @@
 #include "utilities/dtrace.hpp"
 
 // The following methods are used by the parallel scavenge collector
 VM_ParallelGCFailedAllocation::VM_ParallelGCFailedAllocation(size_t word_size,
                                                              uint gc_count) :
-    VM_CollectForAllocation(word_size, gc_count, GCCause::_allocation_failure) {}
+    VM_CollectForAllocation(word_size, gc_count, GCCause::_allocation_failure) {
+  assert(word_size != 0, "An allocation should always be requested with this operation.");
+}
 
 void VM_ParallelGCFailedAllocation::doit() {
   SvcGCMarker sgcm(SvcGCMarker::MINOR);
 
   ParallelScavengeHeap* heap = (ParallelScavengeHeap*)Universe::heap();