Author: meiye
Date: 2011-05-23 20:22:24 -0400 (Mon, 23 May 2011)
New Revision: 3621
Modified:
trunk/osprey/be/lno/outer.cxx
Log:
avoid using a deleted DO_LOOP WHIRL. CR: Sun Chan
Modified: trunk/osprey/be/lno/outer.cxx
===================================================================
--- trunk/osprey/be/lno/outer.cxx 2011-05-24 00:21:36 UTC (rev 3620)
+++ trunk/osprey/be/lno/outer.cxx 2011-05-24 00:22:24 UTC (rev 3621)
@@ -947,8 +947,13 @@
if (Move_Adjacent(WN_prev(wn_dep), last_use, TRUE)) {
// Fuse loops starting from wn_dep, and flag No_Fusion bit.
Outer_Loop_Fusion_Walk(wn_dep, ffi, wn2ffi);
- DO_LOOP_INFO * dli_dep = Get_Do_Loop_Info(wn_dep);
- dli_dep->No_Fusion = TRUE;
+ if (WN_operator(wn_dep) == OPR_DO_LOOP) {
+ DO_LOOP_INFO * dli_dep = Get_Do_Loop_Info(wn_dep);
+ dli_dep->No_Fusion = TRUE;
+ }
+ else {
+ DevWarn("Loop may be deleted");
+ }
}
}
}
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