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comparison src/share/vm/opto/callnode.cpp @ 305:ab075d07f1ba

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6736417: Fastdebug C2 crashes in StoreBNode::Ideal Summary: The result of step_through_mergemem() and remove_dead_region() is not checked in some cases. Reviewed-by: never
author kvn
date Wed, 27 Aug 2008 09:15:46 -0700
parents 02a35ad4adf8
children cecd8eb4e0ca
comparison
equal deleted inserted replaced
304:dc7f315e41f7 305:ab075d07f1ba
827 827
828 828
829 //------------------------------Ideal------------------------------------------ 829 //------------------------------Ideal------------------------------------------
830 // Skip over any collapsed Regions 830 // Skip over any collapsed Regions
831 Node *SafePointNode::Ideal(PhaseGVN *phase, bool can_reshape) { 831 Node *SafePointNode::Ideal(PhaseGVN *phase, bool can_reshape) {
832 if (remove_dead_region(phase, can_reshape)) return this; 832 return remove_dead_region(phase, can_reshape) ? this : NULL;
833
834 return NULL;
835 } 833 }
836 834
837 //------------------------------Identity--------------------------------------- 835 //------------------------------Identity---------------------------------------
838 // Remove obviously duplicate safepoints 836 // Remove obviously duplicate safepoints
839 Node *SafePointNode::Identity( PhaseTransform *phase ) { 837 Node *SafePointNode::Identity( PhaseTransform *phase ) {