diff options
Diffstat (limited to 'lib/Analysis/AliasSetTracker.cpp')
| -rw-r--r-- | lib/Analysis/AliasSetTracker.cpp | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/lib/Analysis/AliasSetTracker.cpp b/lib/Analysis/AliasSetTracker.cpp index 4b36f4089c..73baf4a1b1 100644 --- a/lib/Analysis/AliasSetTracker.cpp +++ b/lib/Analysis/AliasSetTracker.cpp @@ -288,6 +288,9 @@ bool AliasSetTracker::add(FreeInst *FI) { bool NewPtr; AliasSet &AS = addPointer(FI->getOperand(0), ~0, AliasSet::Mods, NewPtr); + + // Free operations are volatile ops (cannot be moved). + AS.setVolatile(); return NewPtr; } |