# HG changeset patch
# User morris
# Date 1363702815 25200
# Node ID f15df3af32c5581e78aac03331e2c6904bacdb72
# Parent  be4d5c6c1f79931715dba64a4b357558adb17966
8009172: [parfait] Null pointer deference in hotspot/src/share/vm/opto/output.cpp
Summary: add guarantee() to DoScheduling()
Reviewed-by: twisti, kvn

diff -r be4d5c6c1f79 -r f15df3af32c5 src/share/vm/opto/output.cpp
--- a/src/share/vm/opto/output.cpp	Tue Mar 19 10:31:16 2013 +0100
+++ b/src/share/vm/opto/output.cpp	Tue Mar 19 07:20:15 2013 -0700
@@ -2518,6 +2518,7 @@
     // Schedule the remaining instructions in the block
     while ( _available.size() > 0 ) {
       Node *n = ChooseNodeToBundle();
+      guarantee(n != NULL, "no nodes available");
       AddNodeToBundle(n,bb);
     }