commit b90584ae78a7acc4ac92e3ad52121a10c520b980
author Devang Patel <dpatel@apple.com> Wed May 04 21:58:58 2011 +0000
committer Devang Patel <dpatel@apple.com> Wed May 04 21:58:58 2011 +0000
tree 590e9613737ff8eae27239d41495e29e66b52459
parent ff4f6eaf4e33a7e8ec1b8440f01324d37e16682e

Preserve line number info.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130876 91177308-0d34-0410-b5e6-96231b3b80d8

lib/Transforms/Scalar/MemCpyOptimizer.cpp

diff --git a/lib/Transforms/Scalar/MemCpyOptimizer.cpp b/lib/Transforms/Scalar/MemCpyOptimizer.cpp
index a3035cb..04edfd4 100644
--- a/lib/Transforms/Scalar/MemCpyOptimizer.cpp
+++ b/lib/Transforms/Scalar/MemCpyOptimizer.cpp
@@ -459,7 +459,10 @@
           for (unsigned i = 0, e = Range.TheStores.size(); i != e; ++i)
             dbgs() << *Range.TheStores[i] << '\n';
           dbgs() << "With: " << *AMemSet << '\n');
-    
+
+    if (!Range.TheStores.empty())
+      AMemSet->setDebugLoc(Range.TheStores[0]->getDebugLoc());
+
     // Zap all the stores.
     for (SmallVector<Instruction*, 16>::const_iterator
          SI = Range.TheStores.begin(),