Fix r318786

llvm-svn: 318787
2017-11-21 18:00:01 +00:00 · 2017-11-21 18:00:01 +00:00 · 70e22d121d
parent 5c122882ed
commit 70e22d121d
1 changed files with 2 additions and 2 deletions
--- a/llvm/lib/Analysis/MemorySSA.cpp
+++ b/llvm/lib/Analysis/MemorySSA.cpp
@ -260,10 +260,10 @@ static bool instructionClobbersQuery(MemoryDef *MD,
    }
  }

-  /*if (UseCS) {
+  if (UseCS) {
    ModRefInfo I = AA.getModRefInfo(DefInst, UseCS);
    return I != MRI_NoModRef;
-  }*/
+  }

  if (auto *DefLoad = dyn_cast<LoadInst>(DefInst)) {
    if (auto *UseLoad = dyn_cast<LoadInst>(UseInst)) {