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-rw-r--r--lib/Target/X86/X86ISelDAGToDAG.cpp1
1 files changed, 1 insertions, 0 deletions
diff --git a/lib/Target/X86/X86ISelDAGToDAG.cpp b/lib/Target/X86/X86ISelDAGToDAG.cpp
index 08030e0..3fad8ad 100644
--- a/lib/Target/X86/X86ISelDAGToDAG.cpp
+++ b/lib/Target/X86/X86ISelDAGToDAG.cpp
@@ -413,6 +413,7 @@ static bool isCalleeLoad(SDValue Callee, SDValue &Chain) {
}
void X86DAGToDAGISel::PreprocessISelDAG() {
+ // OptForSize is used in pattern predicates that isel is matching.
OptForSize = MF->getFunction()->hasFnAttr(Attribute::OptimizeForSize);
for (SelectionDAG::allnodes_iterator I = CurDAG->allnodes_begin(),
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