Pass EphValues by const-ref as it is not modified in the callee
Patch by Aditya Kumar.
Differential Revision: https://reviews.llvm.org/D22967
llvm-svn: 277634
diff --git a/llvm/lib/Analysis/CodeMetrics.cpp b/llvm/lib/Analysis/CodeMetrics.cpp
index ed83704..576dca4 100644
--- a/llvm/lib/Analysis/CodeMetrics.cpp
+++ b/llvm/lib/Analysis/CodeMetrics.cpp
@@ -104,7 +104,7 @@
/// block.
void CodeMetrics::analyzeBasicBlock(const BasicBlock *BB,
const TargetTransformInfo &TTI,
- SmallPtrSetImpl<const Value*> &EphValues) {
+ const SmallPtrSetImpl<const Value*> &EphValues) {
++NumBlocks;
unsigned NumInstsBeforeThisBB = NumInsts;
for (const Instruction &I : *BB) {