[llvm-commits] CVS: llvm/lib/Analysis/AliasSetTracker.cpp

[Chris Lattner]

Changes in directory llvm/lib/Analysis:

AliasSetTracker.cpp updated: 1.34 -> 1.35
---
Log message:

Treat free operations as volatile, since they cannot be moved.  This fixes
Transforms/LICM/2005-03-24-LICM-Aggregate-Crash.ll


---
Diffs of the changes:  (+3 -0)

 AliasSetTracker.cpp |    3 +++
 1 files changed, 3 insertions(+)


Index: llvm/lib/Analysis/AliasSetTracker.cpp
diff -u llvm/lib/Analysis/AliasSetTracker.cpp:1.34 llvm/lib/Analysis/AliasSetTracker.cpp:1.35
--- llvm/lib/Analysis/AliasSetTracker.cpp:1.34	Thu Mar 17 09:36:18 2005
+++ llvm/lib/Analysis/AliasSetTracker.cpp	Thu Mar 24 23:49:37 2005
@@ -288,6 +288,9 @@
   bool NewPtr;
   AliasSet &AS = addPointer(FI->getOperand(0), ~0,
                             AliasSet::Mods, NewPtr);
+
+  // Free operations are volatile ops (cannot be moved).
+  AS.setVolatile();
   return NewPtr;
 }